RIPE Region per AS Maximum Aggregation % summary
------------------------------------------------

   ASN  No of nets   % Savings  Description
  5501          27          96  FRAUNHOFER-CLUSTER-BW Research Institutes spread all over Germany, DE
  1712          24          96  FR-RENATER-ENST Ecole Nationale Superieure des Telecommunications, FR
  8895          98          95  ISU Internet Services Unit ISU, SA
  1930          78          94  RCCN Fundacao para a Ciencia e a Tecnologia, I.P., PT
 28949          17          94  TUSNET-AS 8, Kliment Ohridski St., BG
200943          17          94  FRAUNHOFER-MUENCHEN, DE
 60824          26          92  FRAUNHOFER-FREIBURG, DE
 20545          18          89  GRENA-AS Tbilisi, Georgia, GE
   288           9          89  ESA Robert Bosch Strasse 5, DE
 50517           9          89  KSU, SA
   680         294          88  DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE
  2200          69          84  FR-RENATER Reseau National de telecommunications pour la Technologie, FR
 47610          12          83  RWTH-AS, DE
197829           6          83  GOBIERNO-DE-NAVARRA, ES
  1741          39          82  FUNETAS, FI
 47623          22          82  IIAP-ASNET-AS, AM
213196          11          82  USB, CH
   786         209          81  JANET Jisc Services Limited, GB
   378          36          81  MACHBA-AS ILAN, IL
  2107          25          80  ARNES-NET Academic and Research Network of Slovenia ARNES, SI
 12643           5          80  IGD, DE
 50999           5          80  KAUST-AS1, SA
 58069           5          80  KIT-GRIDKA, DE
208093           5          80  MSK, CZ
  2614          87          79  ROEDUNET, RO
  2602           8          75  RESTENA Reseau Teleinformatique de lEducation Nationale, LU
  6802           4          75  UNICOM-B-AS NREN - Bulgaria, BG
 21182           4          75  OPOLMAN-AS-EDU, PL
 43066           4          75  IT-NRW, DE
209226           4          75  CHU-TIVOLI, BE
212167           4          75  PAU-EDU-AS, TR
 57961          11          73  RASH-AS Academic Network of Albania Autonomous System, AL
  2611          36          72  BELNET, BE
   559         117          71  SWITCH Switch, Swiss Academic and Research Network, CH
  2603          10          70  NORDUNET, DK
  1104          12          67  NIKHEF Nikhef, NL
  5520           6          67  UNI-KOELN, DE
 12046           6          67  ASN-CSC-UOM RicerkaNet, MT
  5421           3          67  SU-NET-AS, BG
 13303           3          67  UNNI-AS, RS
 25152           3          67  K-ROOT-SERVER Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
 31529           3          67  DENIC-ANYCAST-AS DNS anycast AS object for .DE DNS service, DE
 41955           3          67  SERNET SerNet Service Network GmbH, Goettingen, DE
 42207           3          67  AKOS, SI
 48091           3          67  ROWANET-AS, CZ
 56908           3          67  NETNOD-NDS $Id: autnums,v 1.1952 2026/10/10 15:00:28 cscora Exp $, SE
197000           3          67  RIPE-NCC-AUTHDNS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
197277           3          67  SUKL_AS, CZ
197982           3          67  PJWSTK, PL
200233           3          67  BFH, CH
 60187          47          62  LGFL-AS, GB
 15665           5          60  WOLA-AS Campus Wola autonomous system, PL
 24848           5          60  KIELMAN-EDU-AS Kielce, POLAND, PL
199584           5          60  ASUMB, PL
207263           5          60  TUBITAK-BILGEM, TR
 31638          50          58  ASN-LEPIDA, IT
  2607          33          58  SANET Slovak Academic Network, SK
  8762           7          57  TEI-OF-CRETE-AS, GR
 13092           7          57  UB-AS, RS
 15373           7          57  CZESTMAN-AS Academic AS dedicated to Metropolitan Area Network CzestMAN, PL
 47515           7          57  BMI-GOVIX, AT
 57021           7          57  NTP-SE Anycasted NTP services from Netnod IXPs, SE
   137          83          54  ASGARR Consortium GARR, IT
  2202           6          50  FR-RENATER-REAUMUR Reseau Regional REAUMUR, EU
 44403           6          50  BRISTOL-CITY-COUNCIL, GB
  2597           4          50  CCTLD-IT Via Moruzzi,1, IT
 34073           4          50  ACAD-NET, LV
  3268           2          50  U, CY
 15633           2          50  UOC-AS, ES
 29095           2          50  CYBIC-AS, UA
 31337           2          50  ELEET-AS, SE
 34542           2          50  SAFRANHE-AS, FR
 42165           2          50  JRC, BE
 43752           2          50  SARNET, BA
 44850           2          50  IRD-AS, FR
 49851           2          50  AST-AS, ES
 50270           2          50  NPT, NO
 62058           2          50  RTBF, BE
198096           2          50  CICA Centro Informatico Cientifico de Andalucia - CICA, ES
199993           2          50  DNS, PT
203769           2          50  KIEN-ICT, NL
207186           2          50  LT-RDNS, LT
207714           2          50  TECNALIA, ES
208597           2          50  ES-NASERTIC-AS, ES
209237           2          50  NPL-MANG-LTD, GB
210227           2          50  JESSAZH, BE
210543           2          50  KAGES, AT
213068           2          50  KIT-ANYCAST Karlsruhe Institute of Technology, DE
213331           2          50  BEMINDEF, BE
  5408          35          49  GR-NET www.grnet.gr, GR
  1103          99          48  SURFNET-NL SURFnet, The Netherlands, NL
  1653          51          45  SUNET SUNET Swedish University Network, EU
   766          31          45  REDIRIS RedIRIS Autonomous System, ES
 29384          11          45  QATAR-FOUNDATION, QA
 49234           9          44  BDBOS-AS3, DE
   760           7          43  UNIVIE University of Vienna, Austria, AT
  8248          10          40  GR-EDUNET, GR
 21449           5          40  ETATGE, CH
 31689           5          40  EMU-AS, TR
 44369           5          40  EMBC-EMPSN-AS EMBC-EMPSN Network Services, GB
 58046           5          40  HKOM-AS, SI
     7          18          39  DSTL, EU
  8865           8          38  ASN-BIAMAN-EDU MSK BIAMAN, PL
  8456          19          37  ASBOUN, TR
  8508          15          33  SILWEB-AS-EDU SILWEB Autonomous System - Academic, PL
  1922           3          33  SIX-SK-IX-SERVICES The Slovak Internet eXchange Services, SK
  3241           3          33  EDI, LV
 42310           3          33  IEDR, IE
 56714           3          33  IAU, SA
208740           3          33  AT-BMEIA, AT
209291           3          33  SUSTYRELSEN, DK
 12675           7          29  UAIC-NETWORK, RO
 25468           7          29  PL-POLRZE-AS Academic network in Rzeszow, Poland, PL
 42081           7          29  ECMWF-IT, GB
  5516           8          25  INESC Lisboa, Portugal, PT
 31705           4          25  EUMETSAT-OPS, DE
 48514           4          25  CSB, SE
  8517           9          22  ULAKNET, TR
  8674          14          21  NETNOD-IX Netnod AB, SE
   777          10          20  CEA-Saclay, EU
  1303           5          20  FR-IDRIS-ORSAY FR, EU
 16220           5          20  UTCBNET, RO
 24839           5          20  UBB M.Kogalniceanu, No. 1, RO
  2852          26          19  CESNET2, CZ
206523          16          19  PUT, PL
200521          57          18  SEAP-AGE, ES
  3333           6          17  RIPE-NCC-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
 12654           6          17  RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
  1140           7          14  SIDN, NL
  2471          15          13  FR-DOM-GUADELOUPE Iles de la Guadeloupe, EU
  6693           8          13  UNIBUC, RO
  2847           9          11  LITNET, LT
  2472          10          10  FR-DOM-GUYANE Guyane Francaise, EU
  1942          12           8  FR-TIGRE Toile Informatique GREnobloise, EU
  2199          12           8  FR-DOM-MARTINIQUE Iles de la Martinique, EU
 25500          12           8  NTUU-KPI-AS, UA
   224          17           6  UNINETT UNINETT, The Norwegian University & Research Network, NO
   513          20           5  CERN, CH
