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

   ASN  No of nets  /20 equiv  Description
   680         283       1883  DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE
  1103         100       1759  SURFNET-NL SURFnet, The Netherlands, NL
   786         213       1739  JANET Jisc Services Limited, GB
   137          82        677  ASGARR Consortium GARR, IT
  2200          64        630  FR-RENATER Reseau National de telecommunications pour la Technologie, FR
   559         114        533  SWITCH Switch, Swiss Academic and Research Network, CH
  1101          12        465  IP-EEND-AS IP-EEND BV, NL
  1213          17        450  HEANET, IE
   553          75        366  BELWUE BelWue-Koordination, DE
   766          31        335  REDIRIS RedIRIS Autonomous System, ES
   378          36        284  MACHBA-AS ILAN, IL
   224          18        257  UNINETT UNINETT, The Norwegian University & Research Network, NO
  2611          32        211  BELNET, BE
  2852          26        208  CESNET2, CZ
  1653          51        150  SUNET SUNET Swedish University Network, EU
  1741          39        149  FUNETAS, FI
  2607          33        128  SANET Slovak Academic Network, SK
  2107          24        100  ARNES-NET Academic and Research Network of Slovenia, SI
  1942          12         97  FR-TIGRE Toile Informatique GREnobloise, EU
  1955          10         97  HBONE-AS KIFU, HU
 12816          10         97  MWN-AS, DE
  1715           8         96  FR-REMIP2000 REMIP 2000 Autonomous System, EU
  8987          36         93  AWS-GOVCLOUD AWS-GOVCLOUD, IE
  1930          77         88  RCCN Fundacao para a Ciencia e a Tecnologia, I.P., PT
   513          20         87  CERN, CH
  1853          17         82  ACONET ACOnet Backbone, AT
  8517           9         72  ULAKNET, TR
 13041           7         72  CESCA-AC, ES
 47610          12         65  RWTH-AS, DE
  5408          40         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
   777           9         48  CEA-Saclay, EU
  1124           4         48  UVA-NL Universiteit van Amsterdam, EU
  1128           3         48  TUDELFT-NL DTO TUDELFT, The Netherlands - AS, NL
  1945           5         48  FR-LYRES Lyon Recherche et Enseignement Superieur LyRES, EU
  1835           5         40  FSKNET-DK Forskningsnettet - Danish network for Research and Education, EU
  8508          14         39  SILWEB-AS-EDU SILWEB Autonomous System - Academic, PL
 21449           4         33  ETATGE, CH
   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
  2439           2         32  FR-REMUS MAN of the Polytechnicum, EU
  2457           2         32  FR-RAIMU-2 Reseau de collecte des Universites dAix Marseille, EU
 15474           2         32  RHNET SURISRHnet, IS
 25021           2         32  CIEF-AS Etat de Fribourg, SITel, CH
 41289           2         32  DWD-AS, DE
198864           4         32  QMW-AC-UK , GB
  3267          81         29  NIKS, RU
  2614          88         26  ROEDUNET, RO
  3233          30         26  ICI-ROTLD National Institute for Research and Development in Informatics - ICI Bucharest, RO
   760           7         24  UNIVIE University of Vienna, Austria, AT
  8895         106         24  ISU Internet Services Unit ISU, SA
  9095           2         24  Istanbul Teknik Universitesi, TR
 60187          39         22  LGFL-AS, GB
  1887           2         20  NASK-ACADEMIC, PL
  2602           6         20  RESTENA Reseau Teleinformatique de lEducation Nationale, LU
  2847           9         20  LITNET, LT
  8248          10         19  GR-EDUNET, GR
  8267           6         19  CYFRONET-AS Metropolitan Area Network Autonomous System, PL
  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, NL
  1205           3         17  JKU-LINZ-AS University Linz, AT
  2259           5         17  FR-RAREST Reseau Alsacien pour la Recherche, lEnseignement Superieur et le Transfert de technologie, EU
  2841           8         17  CHALMERS, SE
  5520           6         17  UNI-KOELN, DE
  6720           2         17  MAGWIEN, AT
 12643           5         17  IGD, DE
 34511           5         17  F-INTEGRA-AS Manresa 5, ES
198096           2         17  CICA Centro Informatico Cientifico de Andalucia - CICA, ES
200233           3         17  BFH, CH
   565           1         16  VTT-AS VTT autonomous system, FI
   776           1         16  FR-INRIA-SOPHIA INRIA Sophia-Antipolis, EU
   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           5         16  FR-IDRIS-ORSAY FR, EU
  1712          27         16  FR-RENATER-ENST Ecole Nationale Superieure des Telecommunications, EU
  1724           1         16  FR-AMPLIVIA Conseil Regional Rhone Alpes, EU
  1776           1         16  Wirtschaftsuniversitaet Wien, AT
  1881           3         16  FMV, SE
  1935           1         16  FR-RENATER-LIMOUSIN Reseau Regional Limousin, EU
  1938           1         16  FR-RENATER-IRISA IrisaInria Rennes, EU
  1967           1         16  METU-NET Middle East Technical University  Orta Dogu Teknik Universitesi, EU
  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 dOccitanie, EU
  2094           1         16  FR-TELECOM-MANAGEMENT-SUDPARIS Telecom & Management Sud Paris, EU
  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 Network, EU
  2450           1         16  CNES-Toulouse, EU
  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 Economics, HU
  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 and, HU
  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
  8466           1         16  BILKENT, TR
  8522           2         16  FORTH-AS, GR
  8762           6         16  TEI-OF-CRETE-AS, GR
  8970           1         16  WASK WROCMAN-EDU educational part of WASK network, Wroclaw, Poland, PL
 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, DE
 25182           1         16  PUBLIEKE-OMROEP-AS NPO Nederlandse Publieke Omroep, NL
 28810           2         16  WHO-AS, CH
 29484           2         16  RUB-AS, DE
 31581           1         16  KOPINT-AS, HU
 39098           1         16  BOF-AS, FI
 42165           2         16  JRC, BE
 44593           2         16  REDCAYLE, ES
 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
209499           1         16  GSI, DE
210482           1         16  MDCBLN-AS, 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 Region, GR
  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
  2488           1          8  IIASA-NET International Institute for Applied Systems Analysis, AT
  5479           7          8  UNI-VILNIUS University Network in Vilnius, LT
  6744           1          8  RACTI-NET, GR
 12423           1          8  TORMAN-EDU Torun Regional Computer Network, PL
 50999           4          8  KAUST-AS1, SA
213196          11          8  USB, CH
  2848           3          7  MSU Vorobjovy Gory, Moscow, Russia, RU
 42081           7          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
 25500          12          5  NTUU-KPI-AS, UA
 39857           2          5  TKY-AS, FI
 49234           8          5  BSI-AS, DE
199155           3          5  REDE-MEC, PT
  2837           1          4  SUNET-KI, SE
  2839           5          4  Kungliga Tekniska Hogskolan, SE
  5538           3          4  SIGMANET-NIC, LV
  8745           2          4  AS-BG-BAS, BG
 25468           7          4  PL-POLRZE-AS Academic network in Rzeszow, Poland, PL
 31705           4          4  EUMETSAT-OPS, DE
 43752           2          4  SARNET, BA
 48514           4          4  CSB, SE
200521          59          4  SEAP-AGE, ES
  2840           2          3  GSIX, SE
  3218          31          3  COSMOS-3218-AS AS-COSMOS root, RU
  5386           6          3  COSMOS-SN-AS SpaceNet, RU
  5501          22          3  FRAUNHOFER-CLUSTER-BW Research Institutes spread all over Germany, DE
  8253           3          3  DUTHNET-AS, GR
  8456          18          3  ASBOUN, TR
  8748           2          3  Blekinge Tekniska Hogskola, SE
  9069           3          3  Athens Egaleo GREECE, GR
 12046           7          3  ASN-CSC-UOM RicerkaNet, EU
 12464           3          3  PW-NET, PL
 12762           4          3  VTG-, AT
 12991           3          3  LAND-OOE Rechenzentrum, AT
 15798           9          3  OLMAN-EDU-AS OLMAN, Metropolitan Area Network educational AS, PL
 24620           7          3  RTU, LV
 24848           5          3  KIELMAN-EDU-AS Kielce, POLAND, PL
 29384          11          3  QATAR-FOUNDATION, QA
 31638          48          3  ASN-LEPIDA, IT
 60824          24          3  FRAUNHOFER-FREIBURG, DE
  2603          10          2  NORDUNET, DK
  3268           2          2  U, CY
  5379           1          2  MK-UKIM-1, MK
  5421           1          2  SU-NET-AS, BG
  6868           1          2  BMSTU-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
  8664           6          2  ICM-PUB public network services, PL
  8670           1          2  UTIC_AUTONOMUS_SYSTEM, BA
  8674          16          2  NETNOD-IX Netnod AB, SE
  8692           4          2  BRZ, AT
  8978           2          2  ASN-HOLYSEE Holy See Secretariat of State Department of Telecommunications, VA
  9088           1          2  Dalarna University, SE
 12384           2          2  SLU-UPPSALA, SE
 12675           7          2  UAIC-NETWORK, RO
 13042           1          2  ASN-OENB-, AT
 15383           1          2  Avenue des Arts - Kunstlaan 21, BE
 15630           1          2  UNED UNED Autonomous System, ES
 16251           2          2  Hogskolan i Gavle, SE
 16326           2          2  SMALS-MVM, BE
 20545          17          2  GRENA-AS Tbilisi, Georgia, GE
 20588           1          2  FVB, DE
 20965           3          2  GEANT The GEANT IP Service, NL
 24614           6          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, IS
 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           8          2  KSU, SA
 51066           6          2  AUSTROCONTROL-AS, AT
200943          18          2  FRAUNHOFER-MUENCHEN, DE
207714           1          2  TECNALIA, ES
210358           2          2  IMEC, BE
211249           9          2  YILDIZ-EDU-NET, TR
   288           9          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
  2844           1          1  AS-DCO, SE
  3333           6          1  RIPE-NCC-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
  3351           3          1  IOFFE-PHYSICAL-THECHICAL-INSTITUTE-AS, RU
  5480           8          1  R61NET Network of educational, scientific and, RU
  5489           3          1  TEI-THES, GR
  6874           1          1  PSTU-AS, RU
  8398           2          1  TVERSU Russia, Tver, RU
  8501           8          1  PIONIER-AS PIONIER, National Research and Education Network in Poland, PL
  8611           3          1  Athens University of Economics and Business, GR
  8618           4          1  Ionion University, GR
  8663           1          1  KUBANNET, RU
  8684           3          1  PSU-AS, RU
  8766           1          1  SGH-PL Centrum Technologii Informatycznych i Infrastruktury, PL
  8941           5          1  MRSU-AS, RU
  9103           1          1  ZIELMAN-EDU-AS Metropolitan Network ZielMAN, PL
  9162           1          1  TSTU, RU
  9199           7          1  RENAM, MD
 12364           2          1  UOM, GR
 12402           4          1  UOPIRAEUS, GR
 12687           6          1  URAN Kiev, Ukraine, UA
 12724           1          1  LASERNET-AS LaserNet - research network of the Institutes of, RU
 12777           2          1  OTHER, TR
 13077           3          1  NCFU, RU
 13242           4          1  LLU, LV
 15373           7          1  CZESTMAN-AS Academic AS dedicated to Metropolitan Area Network CzestMAN, PL
 15665           2          1  WOLA-AS Campus Wola autonomous system, PL
 15770           1          1  DERWENTSIDE, GB
 15913           5          1  IACP-AS, RU
 16004           1          1  MIXITA-AS Milan Italy interconnection point, IT
 16220           5          1  UTCBNET, RO
 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          17          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 National Research University of Electronic Technology, RU
 31689           5          1  EMU-AS, TR
 33967           4          1  GB-LANCSCC, GB
 34073           4          1  ACAD-NET, LV
 34183           2          1  BMG Bundesministerium f. Gesundheit, AT
 34285           2          1  JJAA-AS, ES
 34520           1          1  DFG-AS, DE
 35038           4          1  INESCTEC Instituto de Engenharia de Sistemas e Computadores, Tecnologia e Ci?ncia, PT
 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
 41955           3          1  SERNET SerNet Service Network GmbH, Goettingen, DE
 42236           6          1  ITM8-AS, DK
 42307           2          1  SMHI-AS, SE
 42364           1          1  ALELNET, RU
 43066           4          1  IT-NRW, DE
 44403           2          1  BRISTOL-CITY-COUNCIL, GB
 44442           1          1  TELFORDWREKINCOUNCILAS, GB
 47623          22          1  IIAP-ASNET-AS, AM
 49046           1          1  VRT-AS, BE
 49247           1          1  ESFRS, GB
 50270           2          1  NPT, NO
 50561           4          1  PL-PWSZWELBLAGU-AS, PL
 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 Services, DE
 57961           8          1  RASH-AS Academic Network of Albania Autonomous System, AL
 58069           3          1  KIT-GRIDKA, DE
197277           3          1  SUKL_AS, CZ
197467           3          1  Samara University, RU
197768           1          1  SIBSTRIN-AS, RU
197829           6          1  GOBIERNO-DE-NAVARRA, ES
198336           1          1  CUT, CY
198455           1          1  I2-HOSTING, DK
199936           1          1  UPLUBLIN, PL
200611           1          1  ITSLEARNING-, DK
201648           2          1  PLZ-AS-, CZ
209631           1          1  TOP-IX4SCHOOLS AS for TOP-IX4Schools project, IT
211775           2          1  NGFL-ASN, GB
