Address span per AS (RIPE Region)
---------------------------------

   ASN  No of nets  /20 equiv  Description
   680         284       1899  DFN Verein zur Foerderung eines Deutschen Forsc
   786         186       1767  JANET Jisc Services Limited, GB
  1103          95       1503  SURFNET-NL SURFnet, The Netherlands, NL
   137          82        677  ASGARR Consortium GARR, IT
  2200          63        598  FR-RENATER Reseau National de telecommunication
   559         114        533  SWITCH Peering requests: peering@switch.ch, CH
  1101          13        481  IP-EEND-AS IP-EEND BV, NL
   553          78        462  BELWUE BelWue-Koordination, DE
  1213          17        450  HEANET, IE
   766          34        376  REDIRIS RedIRIS Autonomous System, ES
   378          36        284  MACHBA-AS ILAN, IL
   224          14        256  UNINETT UNINETT, The Norwegian University & Res
  2611          30        211  BELNET, BE
  2852          22        207  CESNET2, CZ
  1653          53        151  SUNET SUNET Swedish University Network, EU
  1741          39        149  FUNETAS, FI
  2607          33        128  SANET Slovak Academic Network, SK
  2107          16         99  ARNES-NET Academic and Research Network of Slov
  1942          12         97  FR-TIGRE Toile Informatique GREnobloise, EU
  1955          10         97  HBONE-AS KIFU, HU
  1715           8         96  FR-REMIP2000 REMIP 2000 Autonomous System, EU
 12816           9         96  MWN-AS, DE
  1930          79         88  RCCN Fundacao para a Ciencia e a Tecnologia, I.
   513          20         87  CERN, CH
  1853          17         82  ACONET ACOnet Backbone, AT
   777          11         81  CEA-Saclay, EU
  8517           8         72  ULAKNET, TR
 13041           7         72  CESCA-AC, ES
 47610          12         65  RWTH-AS, DE
  5408          38         60  GR-NET www.grnet.gr, GR
  2108           7         56  CARNET-AS J.Marohnica 5, 10000 Zagreb, HR
 34878           4         49  KIT Karlsruhe Institute of Technology, DE
  1124           4         48  UVA-NL Universiteit van Amsterdam, EU
  1128           3         48  TUDELFT-NL DTO TUDELFT, The Netherlands - AS, N
  1945           5         48  FR-LYRES Lyon Recherche et Enseignement Superie
  3267          77         44  RUNNET, RU
  1835           6         40  FSKNET-DK Forskningsnettet - Danish network for
  8508          15         39  SILWEB-AS-EDU SILWEB Autonomous System - Academ
 21449           4         33  ETATGE, CH
198864           6         33  QMW-AC-UK , GB
   679           2         32  TUNET-AS Technische Universitaet Wien, AT
  1307           2         32  FR-U-JUSSIEU-PARIS, EU
  1754           4         32  DESY-HAMBURG, DE
  1926           2         32  UTANET-AS, FI
  2269           3         32  FR-U-PARISSUD-ORSAY FR, EU
  2457           2         32  FR-RAIMU-2 Reseau de collecte des Universites d
 15474           2         32  RHNET SURISRHnet, IS
 25021           2         32  CIEF-AS Etat de Fribourg, SITel, CH
 41289           2         32  DWD-AS, DE
  2614          93         27  ROEDUNET, RO
   760           7         24  UNIVIE University of Vienna, Austria, AT
  8895         161         24  ISU Internet Services Unit ISU, SA
  9095           2         24  Istanbul Teknik Universitesi, TR
 60187          36         22  LGFL-AS, GB
  1887           2         20  NASK-ACADEMIC, PL
  2602           6         20  RESTENA Reseau Teleinformatique de lEducation N
  2847           9         20  LITNET, LT
  8248           8         19  GR-EDUNET, GR
  8267           5         19  CYFRONET-AS Metropolitan Area Network Autonomou
  1104          11         18  NIKHEF Nikhef, NL
  9112           2         18  POZMAN POZMAN-EDU, PL
 13092           7         18  UB-AS, RS
207592           4         18  GOENET, DE
     7          12         17  DSTL, EU
  1161           2         17  AS-TUE Technische Universiteit Eindhoven TUe, N
  1205           3         17  JKU-LINZ-AS University Linz, AT
  2259           5         17  FR-U-STRASBOURG OSIRIS - UNIVERSITE DE STRASBOU
  2841           8         17  CHALMERS, SE
  5520           6         17  UNI-KOELN, DE
  6720           2         17  MAGWIEN, AT
 12643           5         17  IGD, DE
198096           2         17  CICA Centro Informatico Cientifico de Andalucia
200233           2         17  BFH, CH
   565           1         16  VTT-AS VTT autonomous system, FI
   776           1         16  FR-INRIA-SOPHIA INRIA Sophia-Antipolis, EU
   782           1         16  FR-LORIA AS for the  Laboratoire en recherche i
   789           3         16  IN2P3 IN2P3 Autonomous System, EU
  1109           1         16  UNI-SALZBURG University of Salzburg, AT
  1110           1         16  University of Innsbruck, AT
  1111           1         16  University of Klagenfurt, AT
  1113           1         16  TUGNET Technische Universitaet Graz, AT
  1114           1         16  Universitaet Graz, AT
  1117           1         16  BOKU Universitaet fuer Bodenkultur Wien, EU
  1133           1         16  UTWENTE-AS University Twente, NL
  1303           4         16  FR-IDRIS-ORSAY FR, EU
  1712          28         16  FR-RENATER-ENST Ecole Nationale Superieure des 
  1724           1         16  FR-AMPLIVIA Conseil Regional Rhone Alpes, EU
  1776           1         16  Wirtschaftsuniversitaet Wien, AT
  1881           2         16  FMV, SE
  1935           2         16  FR-RENATER-LIMOUSIN Reseau Regional Limousin, E
  1938           1         16  FR-RENATER-IRISA IrisaInria Rennes, EU
  1967           1         16  METU-NET Middle East Technical University  Orta
  2012           2         16  ELTENET ELTENET, HU
  2036           1         16  JOANNEUM JOANNEUM RESEARCH, AT
  2060           1         16  FR-RENATER RENATER_ASNBLOCK1, EU
  2067           1         16  THDOC reseau regional tres haut debit dOccitani
  2094           1         16  FR-TELECOM-MANAGEMENT-SUDPARIS Telecom & Manage
  2103           1         16  FR-IFREMER-BREST IFREMER Centre de Brest, EU
  2202           6         16  FR-RENATER-REAUMUR Reseau Regional REAUMUR, EU
  2426           1         16  FR-RENATER-RUBIS RUBIS Metropolitan Area Networ
  2439           1         16  FR-REMUS MAN of the Polytechnicum, EU
  2450           1         16  CNES-Toulouse, EU
  2488           1         16  IIASA-NET International Institute for Applied S
  2494           1         16  MUWNET MUWNET Autonomous System, AT
  2546           1         16  ARIADNE-T Ariadne-t Network, GR
  2547           1         16  BMENET-AS Budapest University of Technology and
  2831           1         16  LTUNET, SE
  2833           2         16  SUNET-UMU, SE
  2842           1         16  Goteborgs Universitet, SE
  2843           1         16  LIUNET, SE
  2846           2         16  Lund University, SE
  2850           1         16  UNIVERSITY-COLLEGE-DUBLIN, IE
  3219           1         16  HU-GOVNET Hungarian Governmental IP Network, HU
  3221           2         16  EENET-AS, EE
  3314           1         16  KFKI-AS IP networks of KFKI, HU
  3323           1         16  NTUA, GR
  5470           2         16  ASAUTHNET AUTH-NET-AS, GR
  5516           8         16  INESC Lisboa, Portugal, PT
  5550           1         16  TASK-AS Gdansk University of Technology, PL
  6711           1         16  HUNGARNET-SZEGED Szeged University Association 
  6802           4         16  UNICOM-B-AS NREN - Bulgaria, BG
  6867           2         16  UCNET, GR
  6883           1         16  Parlamentsdirektion, AT
  8278           1         16  TUC-AS, GR
  8522           2         16  FORTH-AS, GR
  8762           6         16  TEI-OF-CRETE-AS, GR
  8970           1         16  WASK WROCMAN-EDU educational part of WASK netwo
 12324           5         16  LUBMAN-EDU-AS Poland, Lublin, PL
 13040           1         16  ASN-FIZ, DE
 13303           3         16  UNNI-AS, RS
 15488           1         16  UPV-EHU, ES
 15496           1         16  Aalto University, FI
 20633           1         16  UNIFFM-NET cords@rz.uni-frankfurt.de 20101227, 
 25182           1         16  PUBLIEKE-OMROEP-AS NPO Nederlandse Publieke Omr
 28810           2         16  WHO-AS, CH
 29484           5         16  RUB-AS, DE
 31581           1         16  KOPINT-AS, HU
 39098           1         16  BOF-AS, FI
 42165           2         16  JRC, BE
 47616           1         16  CERTH, GR
 50195           1         16  UM, SI
 59863           1         16  NORSKREGNESENTRAL, NO
 60278           1         16  HELSE-VEST-IKT, NO
198878           1         16  UNAV, ES
199578           4         16  UNIKL, DE
201773           2         16  UOW-AS, GB
202575           1         16  UNI-HULL, GB
205046           2         16  FZI-AS-1, DE
209237           1         16  NPL-MANG-LTD, GB
209335           2         16  TUM-RBG, DE
210482           1         16  AS_MDCBLN, DE
210543           2         16  KAGES, AT
211817           1         16  WSR, AT
  2834           4         14  UUNET, SE
197451           3         14  VUTBR-AS, CZ
  8643           4         13  ATHENANET Academic and Research Network in the 
  8256           6         10  LODMAN-AS Metropolitan Area Network LODMAN, PL
 43844           5         10  UPPSALA-STUDENT-NETWORK, SE
 58046           5          9  HKOM-AS, SI
  1147           1          8  MCL-AS Medisch Centrum Leeuwarden, NL
  2683           2          8  RADIO-MSU MSU, RU
  5479           7          8  UNI-VILNIUS University Network in Vilnius, LT
  6744           1          8  RACTI-NET, GR
 12423           1          8  TORMAN Torun Regional Computer Network, PL
 25500           3          8  NTUU-KPI-AS, UA
 30904           1          8  KOZHALO-AS, HU
 50999           5          8  KAUST-AS1, SA
 51704           1          8  SWGFL, GB
  2848           3          7  MSU Vorobjovy Gory, Moscow, Russia, RU
 42081           6          7  ECMWF-IT, GB
  5567           4          6  AS5567, RU
  8286           4          6  ACI-EDU-AS ZUT ACI Educational AS, PL
  8326           5          6  PL-BYDMAN-EDU Educational Users, PL
  8865           8          6  ASN-BIAMAN-EDU MSK BIAMAN, PL
  2117           2          5  Garching, Germany, DE
  8678          13          5  ANKARA-NET, TR
 39857           2          5  TKY-AS, FI
 49234           6          5  BSI-AS, DE
199155           3          5  REDE-MEC, PT
  2837           1          4  SUNET-KI, SE
  2839           5          4  Kungliga Tekniska Hogskolan, SE
  3218          21          4  COSMOS-3218-AS AS-COSMOS root, RU
  5538           3          4  SIGMANET-NIC, LV
  8745           2          4  AS-BG-BAS, BG
 25468           7          4  PL-POLRZE-AS Academic network in Rzeszow, Polan
 31705           4          4  EUMETSAT-OPS, DE
 43752           1          4  SARNET, BA
 48514           2          4  CSB, SE
200521          56          4  SEAP-AGE, ES
  2840           2          3  GSIX, SE
  2895           8          3  FREE-NET-AS FREEnet, RU
  5386           6          3  COSMOS-SN-AS SpaceNet, RU
  5387          10          3  NSC, RU
  8253           3          3  DUTHNET-AS, GR
  8456          22          3  ASBOUN, TR
  8748           2          3  Blekinge Tekniska Hogskola, SE
  9069           3          3  Athens Egaleo GREECE, GR
 12046           6          3  ASN-CSC-UOM RicerkaNet, EU
 12464           3          3  PW-NET, PL
 12724           2          3  LASERNET-AS LaserNet - research network of the 
 12762           4          3  VTG-, AT
 12991           3          3  LAND-OOE Rechenzentrum, AT
 15798           9          3  OLMAN-EDU-AS OLMAN, Metropolitan Area Network e
 24620           7          3  RTU, LV
 24848           5          3  KIELMAN-EDU-AS Kielce, POLAND, PL
 29384          11          3  QATAR-FOUNDATION, QA
 60824          23          3  FRAUNHOFER-FREIBURG, DE
  2603          11          2  NORDUNET, DK
  3268           2          2  U, CY
  5379           1          2  MK-UKIM-1, MK
  5421           1          2  SU-NET-AS, BG
  5501          20          2  FRAUNHOFER-CLUSTER-BW Research Institutes sprea
  6868           1          2  BMSTU-AS, RU
  6874           2          2  PSTU-AS, RU
  8519           1          2  ESA-MOSNET ESA OPSNET-INTRANET, DE
  8581           7          2  UOI, GR
  8605           3          2  LANET, LV
  8617           4          2  University of the Aegean, GR
  8663           2          2  KUBANNET, RU
  8664           6          2  ICM-PUB public network services, PL
  8670           1          2  UTIC_AUTONOMUS_SYSTEM, BA
  8674          16          2  NETNOD-IX Netnod AB, SE
  8684           2          2  PSU-AS, RU
  8978           2          2  ASN-HOLYSEE Holy See Secretariat of State Depar
  9113           2          2  VLANT-AS, RU
 12384           2          2  SLU-UPPSALA, SE
 12675           7          2  UAIC-NETWORK, RO
 12925           3          2  SINP-MSU, RU
 13042           1          2  ASN-OENB-, AT
 15630           1          2  UNED UNED Autonomous System, ES
 16251           2          2  Hogskolan i Gavle, SE
 16326           2          2  SMALS-MVM, BE
 20545           7          2  GRENA-AS Tbilisi, Georgia, GE
 20588           1          2  FVB, DE
 20965           2          2  GEANT The GEANT IP Service, NL
 24614           4          2  SAKARYA-NET-AS, TR
 24922           3          2  HACETTEPE, TR
 25244           2          2  DECODE-AS Sturlugata 8, IS
 28678           3          2  KOSMAN-EDU-AS, PL
 29348           1          2  FSNET-AS The Icelandic Ministry of Education, I
 30971           4          2  NICAT-CORE-AS Jakob-Haringer-Strasse 8, AT
 39484           2          2  POAS-AS, FI
 40981           1          2  UNIVCG, ME
 41566           2          2  TUSUR-AS Tomsk, Russia, RU
 42289           7          2  ITMO-AS ITMO, RU
 44369           3          2  EMBC-EMPSN-AS EMBC-EMPSN Network Services, GB
 50517           1          2  KSU, SA
 51066           6          2  AUSTROCONTROL-AS, AT
200943          18          2  FRAUNHOFER-MUENCHEN, DE
210358           2          2  IMEC, BE
211249           9          2  YILDIZ-EDU-NET, TR
   288          10          1  ESA Robert Bosch Strasse 5, DE
  1140           3          1  SIDN, NL
  1145           1          1  KENNISNET-AS Kennisnet, NL
  1152           1          1  SIVON-AS the Netherlands, NL
  1200           3          1  AMS-IX NL Administrative network, NL
  1880          14          1  STUPI, SE
  2114           1          1  ESIC, ES
  2121           1          1  RIPE-MEETING-AS, NL
  2199          12          1  FR-DOM-MARTINIQUE Iles de la Martinique, EU
  2471          15          1  FR-DOM-GUADELOUPE Iles de la Guadeloupe, EU
  2472           9          1  FR-DOM-GUYANE Guyane Francaise, EU
  3333           6          1  RIPE-NCC-AS Reseaux IP Europeens Network Coordi
  3351           1          1  IOFFE-PHYSICAL-THECHICAL-INSTITUTE-AS, RU
  5433           3          1  ROKSON-AS ROKSON-NW, RU
  5480           8          1  R61NET Network of educational, scientific and, 
  5489           3          1  TEI-THES, GR
  8398           4          1  TVERSU Russia, Tver, RU
  8501           8          1  PIONIER-AS PIONIER, National Research and Educa
  8506           1          1  Academy of Irkutsk Scientific Centre of Siberia
  8611           3          1  Athens University of Economics and Business, GR
  8692           3          1  BRZ, AT
  8766           1          1  SGH-PL Centrum Informatyczne, PL
  8941           5          1  MRSU-AS, RU
  9103           1          1  ZIELMAN-EDU-AS Metropolitan Network ZielMAN, PL
  9162           1          1  TSTU, RU
  9199           8          1  RENAM, MD
 12364           2          1  UOM, GR
 12402           4          1  UOPIRAEUS, GR
 12687           6          1  URAN Kiev, Ukraine, UA
 12777           2          1  OTHER, TR
 13077           3          1  NCFU, RU
 13242           4          1  LLU, LV
 15373           6          1  CZESTMAN-AS Academic AS dedicated to Metropolit
 15665           2          1  WOLA-AS Campus Wola autonomous system, PL
 15770           1          1  DERWENTSIDE, GB
 16004           1          1  MIXITA-AS Milan Italy interconnection point, IT
 16220           5          1  UTCBNET, RO
 16314           1          1  WIENKAV Stadlauer Strasse 54, AT
 20549           1          1  FREE-MPEI, RU
 20745           1          1  ASCN, IT
 21182           4          1  OPOLMAN-AS-EDU, PL
 21274           1          1  BAS-NET-AS, BY
 25285           1          1  BOE-AS, ES
 28949          15          1  TUSNET-AS 8, Kliment Ohridski St., BG
 29147           2          1  NSTU-AS, RU
 29581           1          1  ASU, RU
 29609           1          1  ITC-AS, IT
 29626           2          1  STAFFSCC, GB
 31256           2          1  WARWICKSHIRECC, GB
 31575           1          1  MIET, RU
 31638          21          1  ASN-LEPIDA, IT
 31689           5          1  EMU-AS, TR
 31738           5          1  NRCDE-AS, RU
 33967           4          1  GB-LANCSCC, GB
 34073           3          1  ACAD-NET, LV
 34183           2          1  BMG Bundesministerium f. Gesundheit, AT
 34285           2          1  JJAA-AS, ES
 34511           4          1  F-INTEGRA-AS Manresa 5, ES
 34520           1          1  DFG-AS, DE
 34862           2          1  IRE-AS, RU
 35038           4          1  INESCTEC Instituto de Engenharia de Sistemas e 
 39503           4          1  SPBPU-AS, RU
 39662           2          1  FI-FICORA-AS, FI
 39837           2          1  MUR, AT
 41352           2          1  UNI-SVISHTOV, BG
 41915           1          1  LFRZ, AT
 42236           6          1  ITM8-AS, DK
 42307           2          1  SMHI-AS, SE
 42364           1          1  ALELNET, RU
 43066           3          1  IT-NRW, DE
 44403           2          1  BRISTOL-CITY-COUNCIL, GB
 44442           1          1  TELFORDWREKINCOUNCILAS, GB
 47623           4          1  IIAP-ASNET-AS, AM
 47862          12          1  ANKABUT, AE
 48670           1          1  UNIS, RU
 49046           1          1  VRT-AS, BE
 49247           1          1  ESFRS, GB
 49834           5          1  BESTHOSTING, RU
 50561           4          1  PL-PWSZWELBLAGU-AS, PL
 51182           5          1  UAEU, AE
 51352           3          1  VLSU-AS, RU
 51708           1          1  UNIBZ-AS, IT
 51989           1          1  GRADRI-AS, HR
 56357           3          1  TUM-I8-AS Chair for Network Architectures and S
 57961           2          1  RASH-AS Academic Network of Albania Autonomous 
 61137           4          1  ANKABUTSERVICES, AE
197277           3          1  SUKL_AS, CZ
197467           3          1  Samara University, RU
197768           1          1  SIBSTRIN-AS, RU
197829           4          1  GOBIERNO-DE-NAVARRA, ES
198336           1          1  CUT, CY
198455           1          1  I2-HOSTING, DK
200611           1          1  ITSLEARNING-, DK
201648           2          1  PLZ-AS-, CZ
209631           1          1  TOP-IX4SCHOOLS AS for TOP-IX4Schools project, I
211775           2          1  NGFL-ASN, GB
