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

   ASN  No of nets  /20 equiv  Description
   680         279       1950  DFN Verein zur Foerderung eines Deutschen Forsc
   786         186       1774  JANET Jisc Services Limited, GB
  1103          98       1520  SURFNET-NL SURFnet, The Netherlands, NL
   137          82        677  ASGARR Consortium GARR, IT
  2200          67        647  FR-RENATER Reseau National de telecommunication
   559         115        550  SWITCH Peering requests: peering@switch.ch, CH
  1213          17        450  HEANET, IE
   553          72        449  BELWUE BelWue-Koordination, DE
  1101          11        449  IP-EEND-AS IP-EEND BV, NL
   766          37        376  REDIRIS RedIRIS Autonomous System, ES
   378          36        284  MACHBA-AS ILAN, IL
   224          13        256  UNINETT UNINETT, The Norwegian University & Res
  2611          33        227  BELNET, BE
  2852          22        207  CESNET2, CZ
  1653          53        167  SUNET SUNET Swedish University Network, EU
  1741          40        165  FUNETAS, FI
  2607          13        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
  1715           8         96  FR-REMIP2000 REMIP 2000 Autonomous System, EU
 12816           9         96  MWN-AS, DE
   513          20         87  CERN, CH
  1853          17         82  ACONET ACOnet Backbone, AT
  1930          57         81  RCCN Fundacao para a Ciencia e a Tecnologia, I.
  1955           9         81  HBONE-AS KIFU, HU
 13041           7         72  CESCA-AC, ES
  3267          21         67  RUNNET, RU
  5408          39         60  GR-NET www.grnet.gr, GR
  2108           7         56  CARNET-AS J.Marohnica 5, 10000 Zagreb, HR
  8517           6         56  ULAKNET, TR
   777          10         49  CEA-Saclay, EU
 34878           4         49  KIT Karlsruhe Institute of Technology, DE
 47610          11         49  RWTH-AS, DE
  1124           4         48  UVA-NL Universiteit van Amsterdam, EU
  1128           3         48  TUDELFT-NL DTO TUDELFT, The Netherlands - AS, N
  1945           3         48  FR-LYRES Lyon Recherche et Enseignement Superie
  2269           4         48  FR-U-PARISSUD-ORSAY FR, EU
  1835           5         40  FSKNET-DK Forskningsnettet - Danish network for
  8508          15         39  SILWEB-AS-EDU SILWEB Autonomous System - Academ
  2614          58         33  ROEDUNET, RO
 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           3         32  DESY-HAMBURG, DE
 15474           2         32  RHNET SURISRHnet, IS
 41289           3         32  DWD-AS, DE
   760           7         24  UNIVIE University of Vienna, Austria, AT
  8895         142         24  ISU Internet Services Unit ISU, SA
  9095           2         24  Istanbul Teknik Universitesi, TR
 60187          35         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          10         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
     7          13         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
  2843           8         17  LIUNET, SE
  2895           6         17  FREE-NET-AS FREEnet, RU
  6720           2         17  MAGWIEN, AT
 12643           5         17  IGD, DE
 42873           8         17  MPG-FR-S Freiburg, Strafrecht, DE
198096           2         17  CICA Centro Informatico Cientifico de Andalucia
   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
  1199           1         16  SPEELTUIN-AS SURFnet, NL
  1303           4         16  FR-IDRIS-ORSAY FR, EU
  1712           1         16  FR-RENATER-ENST Ecole Nationale Superieure des 
  1724           1         16  FR-AMPLIVIA Conseil Regional Rhone Alpes, EU
  1739           1         16  TUTNET TUT Autonomous System Tampere University
  1776           1         16  Wirtschaftsuniversitaet Wien, AT
  1926           1         16  UTANET-AS, EU
  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
  2065           1         16  FR-RENATER-HDMON Reseau metropolitain de Montpe
  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
  2418           1         16  FR-ASNBLOCK2 FR-MAN-SOPHIA-ANTIPOLIS, 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           2         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
  2846           3         16  Lund University, SE
  2850           1         16  UNIVERSITY-COLLEGE-DUBLIN, IE
  2875           1         16  JINR-AS JINRHEPNET, RU
  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, 
 25021           1         16  CIEF-AS Etat de Fribourg, SITel, CH
 25171           1         16  BKAENET-AS Budapest University of Economic Scie
 25182           1         16  PUBLIEKE-OMROEP-AS NPO Nederlandse Publieke Omr
 28810           2         16  WHO-AS, EU
 29484           3         16  RUB-AS, DE
 31581           1         16  KOPINT-AS, HU
 39098           1         16  BOF-AS, FI
 42165           2         16  JRC, IT
 47616           1         16  CERTH, GR
 50195           1         16  UM, SI
 59863           1         16  NORSKREGNESENTRAL, NO
 60278           1         16  HELSE-VEST-IKT, NO
 60344           3         16  ASKLEPIOS-AS, DE
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
210543           2         16  KAGES, AT
211817           1         16  WSR, AT
  3233          29         14  ICI-ROTLD Romanian National R&D Network, RO
197451           3         14  VUTBR-AS, CZ
  8643           5         13  ATHENANET Academic and Research Network in the 
  8256           6         10  LODMAN-AS Metropolitan Area Network LODMAN, PL
 43844           6         10  UPPSALA-STUDENT-NETWORK, SE
 58046           5          9  HKOM-AS, SI
  1147           1          8  MCL-AS Medisch Centrum Leeuwarden, NL
  2683           1          8  RADIO-MSU MSU, EU
  5479           7          8  UNI-VILNIUS University Network in Vilnius, LT
  6744           1          8  RACTI-NET, GR
  6801           1          8  Federal State Institution Russian Scientific Ce
 12423           1          8  TORMAN Torun Regional Computer Network, PL
 25500           3          8  NTUU-KPI-AS, UA
 30898           1          8  CRSR-AS, SK
 30904           1          8  KOZHALO-AS, HU
 50999           6          8  KAUST-AS1, SA
 51704           1          8  SWGFL, GB
  2848           3          7  MSU Vorobjovy Gory, Moscow, Russia, RU
  5567           4          6  AS5567, RU
  8286           5          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
 42081           5          6  ECMWF-IT, GB
   288          34          5  ESA Robert Bosch Strasse 5, DE
  3058           5          5  RAS-AS Joint SuperComputer Center of the Russia
  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           2          4  SUNET-KI, SE
  2839           4          4  Kungliga Tekniska Hogskolan, SE
  3218          22          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          48          4  SEAP-AGE, ES
  2840           2          3  GSIX, SE
  5386           6          3  COSMOS-SN-AS SpaceNet, RU
  5501          21          3  FRAUNHOFER-CLUSTER-BW Research Institutes sprea
  8253           3          3  DUTHNET-AS, GR
  8581           9          3  UOI, GR
  9069           3          3  Athens Egaleo GREECE, GR
 12046           7          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
 30971           5          3  NICAT-CORE-AS Jakob-Haringer-Strasse 8, AT
  2603          11          2  NORDUNET, DK
  3268           2          2  U, CY
  5379           1          2  MK-UKIM-1, MK
  5421           1          2  SU-NET-AS, BG
  5433           3          2  ROKSON-AS ROKSON-NW, RU
  6868           1          2  BMSTU-AS, RU
  6874           2          2  PSTU-AS, RU
  8450           4          2  FH-WORMS, DE
  8456          17          2  ASBOUN, TR
  8519           1          2  ESA-MOSNET ESA OPSNET-INTRANET, DE
  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
  8674          15          2  NETNOD-IX Netnod Internet Exchange Sverige AB, 
  8684           3          2  PSU-AS, RU
  8692           7          2  BRZ, AT
  8978           2          2  ASN-HOLYSEE Holy See Secretariat of State Depar
  9206           9          2  MAI Moscow Aviation Institute MAI, RU
 12384           2          2  SLU-UPPSALA, SE
 12925           3          2  SINP-MSU, RU
 15630           1          2  UNED UNED Autonomous System, ES
 15633           1          2  UOC-AS, ES
 16326           2          2  SMALS-MVM, BE
 20545           9          2  GRENA-AS Tbilisi, Georgia, GE
 20588           1          2  FVB, DE
 20965           2          2  GEANT The GEANT IP Service, NL
 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
 39484           2          2  POAS-AS, FI
 40981           1          2  UNIVCG, ME
 41566           2          2  TUSUR-AS Tomsk, Russia, RU
 42289           1          2  ITMO-AS ITMO, RU
 44369           3          2  EMBC-EMPSN-AS EMBC-EMPSN Network Services, GB
 50517           5          2  KSU, SA
 51066           6          2  AUSTROCONTROL-AS, AT
 59624           2          2  KIAE-COMPUTING-AS supercomputing division, RU
200943          15          2  FRAUNHOFER-MUENCHEN, DE
211249           9          2  YILDIZ-EDU-NET, TR
  1140           3          1  SIDN, NL
  1145           1          1  KENNISNET-AS Kennisnet, NL
  1200           2          1  AMS-IX1, NL
  2114           1          1  ESIC, ES
  2121           1          1  RIPE-MEETING-AS, NL
  2148           2          1  ITEP Institute of Theoretical and Experimental 
  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
  2643           4          1  IHEP-SU IHEP-SU AS, EU
  3319           1          1  URAN Kiev Ukraine, UA
  3333           6          1  RIPE-NCC-AS Reseaux IP Europeens Network Coordi
  3351           1          1  IOFFE-PHYSICAL-THECHICAL-INSTITUTE-AS, RU
  5489           3          1  TEI-THES, GR
  8398           1          1  TVERSU Russia, Tver, RU
  8501           8          1  PIONIER-AS PIONIER, National Research and Educa
  8611           3          1  Athens University of Economics and Business, GR
  8766           1          1  SGH-PL Centrum Informatyczne, PL
  9103           1          1  ZIELMAN-EDU-AS Metropolitan Network ZielMAN, PL
  9162           1          1  TSTU, RU
  9199           3          1  RENAM, MD
 12364           2          1  UOM, GR
 12402           4          1  UOPIRAEUS, GR
 12687           3          1  URAN Kiev, Ukraine, UA
 12777           1          1  OTHER, TR
 13077           3          1  NCFU, RU
 13242           4          1  LLU, LV
 15373           5          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  CNIT Italian National Consortium for Telecommun
 21182           4          1  OPOLMAN-AS-EDU, PL
 21274           1          1  BAS-NET-AS, BY
 24922           2          1  HACETTEPE, TR
 25285           1          1  BOE-AS, ES
 28949          15          1  TUSNET-AS 8, Kliment Ohridski St., BG
 29147           2          1  NSTU-AS, RU
 29493           1          1  GRIDPNPI Petersburg Institute of Nuclear Physic
 29581           1          1  ASU, RU
 29626           2          1  STAFFSCC, GB
 30754           1          1  FI-PARLIAMENT-AS, FI
 31256           2          1  WARWICKSHIRECC, GB
 31511           3          1  B-RAIL-BE-AS, BE
 31575           1          1  MIET, RU
 31638          21          1  ASN-LEPIDA, IT
 31689           3          1  EMU-AS, TR
 31738           5          1  NRCDE-AS, RU
 33967           4          1  GB-LANCSCC, GB
 34073           2          1  ACAD-NET, LV
 34183           2          1  BMG AUSTRIA, AT
 34285           2          1  JJAA-AS, ES
 34511           4          1  F-INTEGRA-AS Manresa 5, ES
 34520           1          1  DFG-AS, DE
 34707           1          1  KEMSU-AS, RU
 34862           2          1  IRE-AS, RU
 35038           4          1  INESCTEC Instituto de Engenharia de Sistemas e 
 35832           5          1  BGFL, GB
 39662           2          1  FI-FICORA-AS, FI
 39837           2          1  MUR, AT
 39866           1          1  ENGEC-AS, RU
 41352           2          1  UNI-SVISHTOV, BG
 41915           1          1  LFRZ, AT
 42236           6          1  ITRELATION-AS, DK
 42364           1          1  ALELNET, RU
 43066           9          1  IT-NRW, DE
 44403           2          1  BRISTOL-CITY-COUNCIL, GB
 44442           1          1  TELFORDWREKINCOUNCILAS, GB
 47623          21          1  IIAP-ASNET-AS, AM
 47862          13          1  ANKABUT, AE
 49046           1          1  VRT-AS, BE
 49247           1          1  ESFRS, GB
 49834           5          1  BESTHOSTING, RU
 50270           2          1  NPT, NO
 50561           4          1  PL-PWSZWELBLAGU-AS, PL
 50837          12          1  CLOUDSIGMA-AS, CH
 51182           5          1  UAEU, AE
 51352           3          1  VLSU-AS, RU
 51708           1          1  UNIBZ-AS, IT
 51751           1          1  SSTU-AS, RU
 51989           2          1  GRADRI-AS, HR
 52215           5          1  HAMPSHIRE-COUNTY-COUNCIL, GB
 56357           2          1  TUM-I8-AS Chair for Network Architectures and S
 57331           8          1  NIKS-AS, BY
 57961           2          1  RASH-AS Academic Network of Albania Autonomous 
 60824           6          1  FRAUNHOFER-FREIBURG, DE
 61137           5          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
198444           4          1  NOVSU-RUNNET, RU
199936           1          1  UPLUBLIN, PL
200611           1          1  ITSLEARNING-, DK
201648           2          1  PLZ-AS-, CZ
207263           8          1  TUBITAK-BILGEM, TR
209631           1          1  TOPIX4SCHOOLS, IT
