ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
   376         200        162     150  RISQ-AS, CA
 21976          88         34      14  NJEDGE-NET, US
 22742          70         37      32  CT-EDU-NET, US
   271          63         26      48  BCNET-AS, CA
 15296          63          5      54  CYBERA, CA
   270          62         90      27  AS270, US
   611          46         84      31  NECN-1-611, CA
 27609          45          5      21  USC-UNIVERSITY-HOSPITAL, US
393249          44         71      36  UBC, CA
 16796          42         19      15  MERLIN-NET, CA
  3112          38         17      36  OARNET-AS-1, US
     3          32        448      16  MIT-GATEWAYS, US
399844          29          2      20  SASK-CNET, CA
   683          27         73      20  ARGONNE-AS, US
 26677          27          3      20  ORION-ASN, CA
   293          26         34      23  ESNET, US
 32982          26         56      25  DOE-HQ, US
 36794          26          3       2  META SOLUTIONS PIKETON, US
  1968          24         40       6  UMASSNET-AS1968, US
   823          22         15      16  UWO-AS, CA
 16580          22          2      15  ATHABASCA-U, CA
 32666          20         16       4  CWRU-AS-1, US
 11105          19         23      18  SFU-AS, CA
   297          18        179      14  AS297, US
 25935          18         17       3  WNYRIC-NET, US
 26247          18          1       2  HCCA, US
 30045          18          2      12  UHN-ASN, CA
 14464          17         24       4  RINET, US
 16462          17         29      13  UVIC-AS, CA
 30712          17          1       1  META-SOLUTIONS-DAYTON, US
394655          17          3      13  UCHC-ASN, US
  3481          16         15      10  STOFCT-DOIT, US
 11032          16          2      12  UQ, CA
 25689          16         17       7  SSC-299-25689, CA
 55032          16          1       5  JAXNET-BH-01, US
   806          15          1      11  SSC-299-806, CA
  1204          15         15      13  SUNYNET-ASN-AS, US
  3719          15          1       4  CT-JIS, US
  1843          14         65       9  AS1843-7, US
 27628          14          1      12  INNOVATION-SASK, CA
   156          13         32       9  NORTHEASTERN-GW-AS, US
   557          13         71      13  UMAINE-SYS-AS, US
  1742          13         50       9  HARVARD-UNIV, US
 11700          13         17      12  CA-CW-E, CA
 15318          13         52      11  MCGILL-AS, CA
395139          13         56       4  NYP-INTERNET, US
 22950          12         17       6  USASK, CA
 31822          12        161      12  CITY-UNIVERSITY-OF-NEW-YORK, US
    14          11         51      11  COLUMBIA-GW, US
    45          11         43      10  LLL-TIS-AS, US
   819          11          1       5  LARG-NET, CA
 12247          11          2       1  META-SOLUTIONS, US
 46491          11          1       2  MEC-ASN, US
    12          10         24       8  NYU-DOMAIN, US
    50          10         33      10  ORNL-MSRNET, US
  5050          10         16       4  PSC-EXT, US
 31782          10          2       5  WLUAS, CA
    46           9         48       7  RUTGERS, US
    68           9         80       9  LANL-INET-AS, US
   239           9         81       8  UTORONTO-AS, CA
  3606           9          8       1  CONNCOLL-AS, US
  4476           9         17       6  BCIT, CA
  5719           9         32       5  SUNYSB, US
 14325           9          4       6  OSHEAN, US
 19350           9          1       6  CENTENNIALCOLLEGE, CA
 32638           9          3       6  TRENT-UNIVERSITY, CA
 33254           9          1       1  OMERESA, US
 47065           9          1       4  PEERING-RESEARCH-TESTBED-USC-UFMG-AS47065, US
    88           8         34       5  PRINCETON-AS, US
   111           8         40       8  BOSTONU-AS, US
   226           8         77       8  LOS-NETTOS-AS, US
  3685           8         23       8  BUFFALO-ASN, US
 11537           8          1       6  INTERNET2-RESEARCH-EDU, US
 22320           8          1       5  MVECA-AS, US
 22512           8          0       4  OPENBSD, CA
 26818           8         16       1  COL-PUB-SCHOOLS-OH, US
 40007           8         10       7  STFX-UNIVERSITY, CA
 54294           8          1       6  ECC-LINK-001, US
394399           8          1       1  LACA-ASN, US
395807           8          1       1  AS-SELKIR, CA
     9           7         33       7  CMU-ROUTER, US
   377           7         33       7  SNLA-NET-AS, US
  2682           7          1       7  CDAGOVN, CA
  3562           7         32       7  SNLL-NET-AS, US
  3756           7          2       3  NYSERNET3-AS, US
  3783           7          0       5  AIU-ALLEGHENY-CONNECT-RWAN, US
 11078           7         16       2  BROWN, US
 13501           7          0       6  OARNET-AS-2, US
 16623           7         32       6  AHS, CA
 30713           7          0       3  YRDSB, CA
 54177           7         16       1  ASN-SJFC, US
    26           6         48       6  CORNELL, US
    44           6          6       6  S1-DOMAIN, US
    63           6         17       5  LL-MI, US
  2025           6         32       5  UTOLEDO, US
  3359           6         32       6  U-ALBERTA, CA
  6579           6         17       6  MEMORIALU, CA
  8111           6         64       6  DALUNIV, CA
 11489           6         17       3  BACI, CA
 11872           6         16       2  SYRACUSE-UNIVERSITY, US
 19764           6          0       5  GEORGIAN-COLLEGE-ASN, CA
 25826           6         17       2  UOTTAWA, CA
 31921           6          0       4  MALONE-ASN, US
 32157           6          1       6  DC-UOIT-NET, CA
    29           5         32       4  YALE-AS, US
    43           5         16       5  BNL-AS, US
    85           5          0       4  AERO-NET, US
   566           5          0       4  SSC-299-Z-566, CA
  1289           5         16       1  COLGATE-UNIVERSITY, US
  3428           5         17       5  ESNET-AS, US
  5726           5          3       5  INTERWORLD, US
  8067           5          3       2  WSCNET-AS, US
 12118           5         22       5  WVU, US
 13796           5         22       3  UCONN-ARIN, US
 14661           5         12       3  LAURENTIANU, CA
 14734           5          1       1  NEONET-HEARTLAND, US
 17089           5          0       2  CINCCHILDRENS, US
 17324           5         16       1  ALNET, US
 20085           5          1       4  UAKRON, US
 22847           5         16       3  BOWDOIN, US
 29709           5          1       5  NEONET-FALLS, US
 31777           5          1       1  SPARCC-AS, US
 33167           5          1       2  SWOCA-TWASSIGNED, US
 33602           5         16       2  TELUQ, CA
 35857           5          0       2  SASKATCHEWAN-POLYTECHNIC, CA
 36534           5         16       4  AHS, CA
 54658           5          0       2  AS-COTNA, CA
 62988           5          0       2  ARTCENTERCAMPUSES, US
393607           5          0       5  INNOVATION-SASK, CA
400397           5          0       3  HERKIMER-COUNTY-COMMUNITY-COLLEGE, US
    92           4         16       1  CLARKSON-AS, US
   802           4         18       4  YORKU-AS, CA
  1249           4         20       4  FIVE-COLLEGES-AS, US
  1255           4          8       1  SMITHCOLLEGE-AS, US
  3431           4          0       4  ESNET-AS, US
  5724           4         16       1  UMASSMED, US
  7925           4         32       2  WVNET, US
 10343           4         30       4  AS10343, US
 11452           4         13       3  MOUNT-SINAI, US
 14200           4          5       4  MARSHALLUNIV, US
 16411           4          2       4  NREL-AS-NATIONAL-RENEWABLE-ENERGY-LABORATORY, US
 17001           4         32       3  UMANITOBA, CA
 18564           4         16       1  SJU149068, US
 19423           4          0       3  LCC-AB-, CA
 23191           4          0       2  LEMOYNE, US
 23237           4         16       3  MCMASTER, CA
 25728           4          0       3  LAMBTON-COLLEGE, CA
 26037           4          0       3  RED-DEER-POLYTECHNIC, CA
 26806           4          0       2  SRNET-SASKATCHEWAN-RESEARCH-NETWORK, CA
 26898           4          2       4  CONNECT-ASN, US
 26996           4         16       1  RYERSON-UNIVERSITY, CA
 27185           4          0       1  DHS-INTERNET, US
 29773           4         16       1  CARLETON-U, CA
 32156           4          4       2  HUMBER-COLLEGE, CA
 32360           4          2       4  MONROE-1-BOCES, US
 36391           4          8       4  TRIUMF, CA
 46621           4          1       1  SCRIC, US
 46626           4         16       4  SICKKIDS-AS-01, CA
 53566           4          0       1  GBCAAT, CA
393337           4         12       2  UOFHARTFORD, US
394666           4          0       1  NYU-HOSPITALS-CENTER, US
394688           4          0       4  QUINNIPIAC-UNIVERSITY, US
397766           4          1       2  FDU-CA, US
     4           3          0       3  ISI-AS, US
    20           3         16       3  UR, US
    91           3         48       3  RPI-AS, US
   159           3         48       3  OSUNET-AS, US
   372           3          0       3  AS372, US
  1206           3         16       3  PSCNET-HS-AS, US
  1207           3          8       3  PSCNET-HS-TEST-AS, US
  1929           3          0       3  UMASSNET-NET, US
  3152           3         16       3  FNAL-AS, US
  3380           3          1       3  PPPL-AS1, US
  6056           3         16       1  COLBY, US
 10265           3          4       1  SENECA-ASN-01, CA
 10965           3          0       3  MRNET, CA
 11507           3          0       3  MEDICINEHATCOLLEGE-ASN, CA
 13315           3          3       3  HBSNET, US
 14348           3         16       1  URI-AS, US
 14426           3          2       3  MACEWAN, CA
 15158           3          0       2  ALGOMAU-SSM, CA
 19616           3          1       1  ACCESS-OHIO, US
 19925           3         16       1  SWCHSC, CA
 22093           3         16       2  CCF-NETWORK, US
 22953           3          1       3  CALCULQUEBEC, CA
 22990           3         16       1  ALBANYEDU, US
 23171           3         16       2  MANHATTAN-EDU, US
 29867           3          1       3  FAIRFIELD-UNIVERSITY, US
 31886           3         16       1  UOGUELPH, CA
 31983           3         16       1  QUEENSU-KINGSTON, CA
 32234           3         24       2  UD-ACA-AS, US
 32347           3         16       3  PRAN-ASN, CA
 32820           3          1       3  NIPISSING, CA
 33091           3         16       3  U-CALGARY, CA
 33153           3         16       1  SCAP-AS, US
 36407           3          0       3  CERT, US
 36599           3          0       2  SOFTETHER-AMERICA, US
 40043           3          0       2  LIFESPAN, US
 40831           3         48       3  PHS, US
 46379           3          1       3  SIENA-COLLEGE, US
 46722           3          4       3  BRYANT-UNIVERSITY, US
 54367           3          0       2  RILIN, US
 54520           3          0       2  CRCSSD, CA
 54617           3          0       2  MGHPCC-AS, US
 55209           3          0       2  HACKENSACKUMC, US
 63331           3          0       3  LBL-2, US
393981           3         16       3  UNBC, CA
394522           3          0       2  ASSINIBOINECOLLEGE, CA
395156           3          0       2  THE-KINGS-UNIVERSITY, CA
396086           3          1       3  HAMPSHIRE-CAMP, US
    16           2         32       2  LBL, US
    34           2         16       2  UDELNET, US
    47           2          0       2  USC-AS, US
   112           2          0       2  AS112-PROJECT, US
   167           2         12       2  WESLEYAN-AS, US
   577           2          0       2  BACOM, CA
  1288           2          0       2  PCH-LOCAL-TRANSIT, US
  1701           2         32       2  AS1701, US
  3424           2          0       2  HFMT, US
  3425           2          0       2  ESNET-AS, US
  3592           2          0       2  TRINCOLL-AS, US
  3671           2         16       2  SLAC, US
  4190           2         32       2  BINGHAMTON-U, US
  4385           2         16       2  RIT-ASN, US
  6124           2         16       1  MARIST, US
  6406           2         16       2  CEBAF, US
 10326           2          1       1  WPI, US
 10561           2         16       1  BRANDEIS, US
 10578           2          2       2  GIGAPOP-NE, US
 11628           2          1       2  OICR-ONTARIO-INSTITUTE-FOR-CANCER-RESEARCHB, CA
 11745           2         18       2  USNH, US
 13513           2         16       2  ALFRED-UNIVERSITY, US
 14512           2         16       2  BENTLEY-AS, US
 14702           2         32       2  INL-ASN2, US
 16384           2          0       2  SMCVT, US
 16569           2          0       2  DMZ, CA
 20126           2         16       1  UC-DOM, US
 20238           2          2       2  NEONET-CONCORD, US
 20252           2         24       2  JSIWMC, US
 22968           2         18       2  MIAMI-UNIVERSITY, US
 25691           2         17       2  CTSTATEU, US
 25789           2          1       2  LMU, US
 26206           2         16       2  ASN-UREGINA, CA
 27512           2          9       2  STATERI, US
 30298           2          1       2  META SOLUTIONS ATHENS, US
 30703           2         16       1  SHSC-1-AS, US
 32136           2         16       1  FARMINGDALESTATE, US
 32250           2          0       2  NIAGARA-COLLEGE-ASN, CA
 32817           2          0       2  NORTHERN-COLLEGE-ORION, CA
 33096           2          0       1  BVC, CA
 33703           2         16       1  HOFSTRA-UNIVERSITY, US
 36000           2          0       2  NHA-ASN1, CA
 40119           2          2       2  NAIT, CA
 40149           2          2       2  UBNET1-AS, US
 40267           2          0       2  PCTI, US
 46641           2          0       2  NIAGARA-CATHOLIC-DISTRICT-SCHOOL-BOARD, CA
 53403           2         16       1  MOUNT-ROYAL-COLLEGE, CA
 53904           2          0       2  CANARIE-INC, CA
 54070           2          0       1  OCADU, CA
 54606           2         16       2  UQAC-AS, CA
 62724           2          1       2  NWOCA-AS, US
 63276           2          2       2  CHAMPLAINCOLLEGE, US
 63319           2         16       1  FDU, US
393468           2          0       2  CONCORDIA, CA
393966           2          0       2  CAPU-NV1-ASN, CA
394015           2          0       1  MIKMAW-KINAMATNEWEY, CA
394761           2          0       2  PTS-MAIN, US
394784           2          0       2  MEEI-AS, US
394858           2          0       2  UNIVERSITY-OF-NEW-HAVEN, US
395534           2          1       2  SYRACUSE-CITY-SCHOOL-DISTRICT-10, US
395704           2          0       2  CANADORE, CA
395987           2          0       2  SEU-MORRISTOWN, US
396098           2          0       2  DOE-HANFORD, US
396485           2          2       2  SLU-4-ASN, US
396961           2          0       2  INTERNET2-OSG, US
397066           2          0       1  NYU-HSRN-01, US
397375           2          3       2  PHSA-INTERNET, CA
399856           2          0       1  PRATTINSTITUTE-1, US
400066           2          1       1  FRIB-01, US
400419           2          0       2  CNEHS, US
     2           1         16       1  UDEL-DCN, US
   205           1         16       1  MONTCLAIR-AS, US
   291           1         64       1  ESNET-EAST, US
   292           1         64       1  ESNET-WEST, US
   542           1          1       1  ARNET, CA
   818           1         16       1  DOC-AS, CA
  1351           1         16       1  UVM-EDU-AS, US
  1436           1          0       1  HACKENSACK-MERIDIAN-HEALTH, US
  1650           1          0       1  CAMBRIDGEMA-PUBLIC-SCHOOLS, US
  1848           1          0       1  AS1848, US
  2640           1         16       1  AMESLAB-AS, US
  2680           1          0       1  CDAGOVN, CA
  2903           1         16       1  MORIC, US
  2936           1         16       1  NERSC, US
  3443           1          0       1  ESNET-AS, US
  3629           1          0       1  NYSERNET-BLK, US
  3754           1          0       1  NYSERNET3-AS, US
  4246           1         16       1  NJIT-AS, US
  5108           1          0       1  PASADENA-ASN, US
  6074           1         16       1  LIUNET, US
  6509           1          0       1  CANARIE-NTN, CA
  7847           1         16       1  NASA-HPCC-ESS, US
  7860           1         16       1  UPEI-AS, CA
  7885           1          0       1  YUKONCOLLEGE, CA
  7950           1         16       1  HC-AS, CA
 10755           1         16       1  DARTMOUTH-AS, US
 10961           1          0       1  BGP-AS, US
 10972           1          0       1  NF-CANET2, CA
 11050           1         16       1  KENT-STATE, US
 11162           1          0       1  LN-CHILDRENSHOSPITAL-ASN, US
 11257           1         16       1  UNIVERSITY-LETHBRIDGE, CA
 11678           1          0       1  DOE-NTS-AS, US
 11703           1          0       1  MARS-DISCOVERY-DISTRICT, CA
 11756           1          0       1  CHLA, US
 11851           1          0       1  THE-MICHENER-INSTITUTE-OF-EDUCATION-AT-UHN, CA
 12024           1          2       1  ASN-ACN, US
 12093           1          0       1  UWATERLOO, CA
 13326           1         16       1  TUFTS-UNIVERSITY, US
 13552           1          1       1  CEGEPSAINTE-FOY, CA
 13733           1          0       1  CENTRE-FOR-ADDICTION-AND-MENTAL-HEALTH, CA
 13764           1          1       1  KPU-CA-AS-1, CA
 13972           1          1       1  WADSWORTH-CENTER, US
 14433           1         16       1  SUNY-OSWEGO-ASN, US
 14500           1          0       1  GALAXYBROADBAND-01, CA
 14550           1          8       1  MIDDLEBURY-COLLEGE, US
 16475           1         16       1  BROCKU, CA
 16813           1          1       1  AMNH, US
 16889           1         16       1  STEVENS-TECH, US
 17152           1         16       1  BATES, US
 18572           1          1       1  BVIU27, US
 18621           1         16       1  CONESTOGA-COL, CA
 18711           1         16       1  RICHARD-STOCK, US
 18772           1          0       1  SKY-LAKES-MEDICAL-CENTER, US
 18948           1          0       1  NYMC2000-ARIN, US
 19737           1         16       1  RMC, CA
 19933           1         16       1  BUFFALOSTATE, US
 20144           1          0       1  IMRS, US
 21995           1          0       1  CLS-NETWORK-01, CA
 22018           1          1       1  TAUNTON-MUNICIPAL, US
 22174           1         16       1  NET-SUC-TECH-ALF, US
 22686           1          8       1  UNIVERSITYOFWINNIPEG-ASN, CA
 22721           1          0       1  SPC-12, US
 22766           1          0       1  TVOASN, CA
 22834           1         16       1  BOSTONCOLLEGE, US
 25635           1         16       1  SAIT-AS, CA
 25925           1          0       1  CITYOFLETH, CA
 26071           1          4       1  LAKEHEAD, CA
 26462           1         16       1  AS-GENESEO, US
 26894           1          2       1  NOACSC-AS, US
 27219           1         16       1  SUNY-CORTLAND, US
 27236           1          0       1  CLEVELANDHEIGHTSUNIVERSITYHEIGHTSCITYSCHOOLS, US
 27275           1          0       1  TBC, CA
 27405           1         16       1  PSC, US
 27500           1          1       1  ICANN-MEETINGS, US
 27616           1         16       1  AS-NEWSCHOOL, US
 27623           1          0       1  EDM-PUBLIC-LIBRARY, CA
 29917           1         16       1  KSC, US
 29941           1          1       1  TCCSA, US
 30256           1         16       1  ACADIAU, CA
 30290           1          1       1  WOCO, US
 31930           1         16       1  ETSMTL, CA
 31951           1          0       1  NASADSN-AS, US
 32125           1         16       1  WHEATON-COLLEGE, US
 32389           1          0       1  BERKLEE-AS, US
 32450           1          0       1  TESU-WEB, US
 32555           1         16       1  CRIM-AS-MTL, CA
 32559           1         16       1  AMHERST-COLLEGE, US
 32756           1          0       1  CAMBRIANCOLLEGE, CA
 32762           1          0       1  SAULT-COLLEGE-ASN, CA
 33314           1          0       1  VCC, CA
 33434           1         16       1  HAMILTON-COLLEGE, US
 33523           1         16       1  ROWANUNIVERSITY, US
 36288           1          0       1  ASN-IARC, US
 36359           1          0       1  WORTH-CIT-SCHOOLS-OH, US
 36427           1         16       1  VASSAR-ASN1, US
 36786           1         16       1  UNIVERSITE-LAVAL, CA
 40127           1         16       1  LMANET, US
 40194           1          0       1  MARINEBIO, US
 40252           1          1       1  CLEVELAND-MUNICIPAL-SCHOOL-DISTRICT, US
 40421           1          0       1  PC-NETBLOCK, US
 40598           1          0       1  BCWARN, CA
 40732           1          1       1  TOLEDO-PUBLIC-SCHOOLS, US
 46158           1         16       1  OCMBOCES, US
 46184           1          0       1  NORQUEST, CA
 46470           1         16       1  SKIDMORE-I2-AS, US
 46477           1          0       1  PERIM-ASN, CA
 46563           1          0       1  STONEH-AS, US
 46757           1          1       1  SHARCNET, CA
 46821           1          0       1  GSTBOCES, US
 46846           1          0       1  DOE-HQ-COOP, US
 46905           1         16       1  UMASS-LOWELL, US
 54257           1         16       1  VSC-AS-VERMONT-STATE-COLLEGES, US
 54297           1          0       1  SRS-AS, US
 54307           1          0       1  ACAD, CA
 54676           1          0       1  MDC-AS01, US
 54941           1          0       1  NETWORK-01, CA
 54965           1         16       1  NYU-POLY, US
 54973           1         16       1  SACREDHEARTUNIVERSITY, US
 55282           1         16       1  SUNYCANTON-AS, US
 62692           1          1       1  CAMOSUN, CA
 62810           1         16       1  SUNY-ONEONTA, US
 63327           1          0       1  OAHPP, CA
 63472           1          0       1  EINETWORK, US
393594           1          0       1  KPGO, US
393810           1          0       1  CITY-OF-RED-DEER, CA
393877           1          0       1  BAYCREST, CA
393907           1         16       1  CAPEBRETONU, CA
394003           1         16       1  UMASSD, US
394023           1          0       1  OLDS-COLLEGE, CA
394430           1          0       1  NSCC, CA
394698           1          0       1  FITCHBURG-STATE-UNIVERSITY, US
394961           1          0       1  SAINT-ANSELM-COLLEGE, US
394971           1          0       1  OKANAG-1-ASN, CA
395014           1          0       1  WELLS-ASN1, US
395064           1         16       1  DOUGLASCOLLEGE, CA
395317           1          0       1  RISPA, US
395549           1          0       1  AEINSTEINCOM, US
395660           1         16       1  EDMONTON-, CA
395792           1          0       1  HPS-AS-MA-, US
395991           1          0       1  COTR-AS, CA
396128           1         16       1  MHC-NET, US
397059           1          0       1  CNSC-PBI, US
397459           1          0       1  UPPER-ST-CLAIR-SCHOOL-DISTRICT, US
397543           1          1       1  RRU-VIC-01, CA
397720           1          0       1  NOVUS-INSIGHT, US
398894           1          0       1  PRSD, US
398900           1          0       1  RENCI-FABRIC, US
398914           1         16       1  SUNYOW, US
399031           1          0       1  CHEBUCTONET, CA
399267           1          0       1  SAINTEANNE, CA
399697           1         16       1  SUNY-BROCKPORT, US
399825           1          0       1  NOSM, CA
401124           1         16       1  SUNY-DELHI-01, US
