| 64.57.16.0/20 | INTER-395 | Internet2, US |
| 64.57.22.0/24 | I2-NEWNET | Internet2, US64.57.16.0/20 |
| 162.252.70.0/24 | I2-NEWNET2 | Internet2, US162.252.68.0/22 |
| 163.253.0.0/22 | INTERNET2 | Internet2, US163.253.0.0/16 |
| 163.253.0.0/24 | ERX-NETBLOCK | Early registration addresses, US163.253.0.0/16 |
| 163.253.3.0/24 | ERX-NETBLOCK | Early registration addresses, US163.253.0.0/16 |
| 163.253.9.0/24 | ERX-NETBLOCK | Early registration addresses, US163.253.0.0/16 |
| 163.253.12.0/23 | INTERNET2 | Internet2, US163.253.0.0/16 |
| 163.253.14.0/23 | INTERNET2 | Internet2, US163.253.0.0/16 |
| 163.253.16.0/24 | INTERNET2 | Internet2, US163.253.0.0/16 |
| 163.253.17.0/24 | INTERNET2 | Internet2, US163.253.0.0/16 |
| 163.253.23.0/24 | INTERNET2 | Internet2, US163.253.0.0/16 |
| 163.253.28.0/24 | ERX-NETBLOCK | Early registration addresses, US163.253.0.0/16 |
| 163.253.56.0/24 | ERX-NETBLOCK | Early registration addresses, US163.253.0.0/16 |
| 163.253.57.0/24 | ERX-NETBLOCK | Early registration addresses, US163.253.0.0/16 |
| 163.253.63.0/24 | ERX-NETBLOCK | Early registration addresses, US163.253.0.0/16 |
| 163.253.64.0/24 | INTERNET2 | Internet2 (INTER-395), US163.253.0.0/16 |
| 163.253.66.0/23 | INTERNET2 | Internet2 (INTER-395), US163.253.0.0/16 |
| 163.253.80.0/24 | INTERNET2 | Internet2, US163.253.0.0/16 |
| 163.253.81.0/24 | INTERNET2 | Internet2, US163.253.0.0/16 |
| 163.253.83.0/24 | _ _ _ _ _ _ _ _ _ | |
| 198.71.45.0/24 | INTERNET2 | Internet2, US198.71.44.0/22 |
| 198.71.46.0/24 | INTERNET2 | Internet2, US198.71.44.0/22 |
uu: u4: u6: dd: 3, 24, 38, 46, 55, 57, 59, 63, 81, 101, 103, 111, 156, 160, 210, 231, 237, 557, 600, 668, 1351, 1650, 1742, 1842, 1916, 1968, 2018, 2153, 2381, 2495, 2552, 2572, 2698, 2721, 3112, 3128, 3676, 3701, 3754, 3807, 3851, 4901, 5050, 5078, 5724, 6360, 6509, 6879, 7497, 7539, 7896, 8895, 9885, 10326, 10437, 10466, 10490, 10561, 10755, 10764, 10886, 11096, 11317, 11499, 11745, 13326, 14041, 14325, 14512, 16509, 16905, 17579, 18592, 19782, 20080, 21976, 22335, 22742, 22834, 23864, 23911, 25829, 25969, 27750, 29384, 29917, 32389, 32440, 33189, 34945, 36375, 36412, 36914, 37288, 38022, 40220, 40387, 40498, 40581, 46435, 46832, 50999, 54617, 61468, 62532, 62600, 62715, 62775, 137207, 206350, 393689, 394088, 396926, 396955, 396961, 398900, 399855, 401602, 401950 d4: 3, 38, 46, 55, 57, 59, 63, 81, 101, 103, 111, 156, 160, 210, 231, 237, 557, 668, 1351, 1650, 1742, 1842, 1916, 1968, 2018, 2153, 2381, 2495, 2552, 2572, 2698, 2721, 3112, 3128, 3676, 3701, 3754, 3807, 3851, 4901, 5050, 5078, 5724, 6360, 6509, 6879, 7497, 7539, 7896, 8895, 9885, 10326, 10437, 10466, 10490, 10561, 10755, 10764, 10886, 11096, 11317, 11499, 11745, 13326, 14041, 14325, 14512, 16509, 16905, 17579, 18592, 19782, 20080, 21976, 22335, 22742, 22834, 23864, 25829, 25969, 27750, 29384, 29917, 32389, 32440, 33189, 34945, 36375, 36412, 36914, 37288, 38022, 40220, 40387, 40498, 40581, 46435, 46832, 50999, 54617, 61468, 62532, 62600, 62715, 62775, 137207, 206350, 393689, 394088, 396926, 396955, 396961, 398900, 399855, 401602, 401950 d6: 3, 24, 38, 46, 55, 57, 59, 81, 101, 111, 160, 210, 231, 237, 557, 600, 668, 1351, 1742, 1842, 1916, 1968, 2153, 2381, 2495, 2552, 2572, 2698, 3128, 3676, 3701, 3754, 3807, 3851, 4901, 5050, 5078, 6360, 6509, 7539, 7896, 10326, 10437, 10466, 10490, 10755, 10886, 11096, 11317, 11745, 13326, 14041, 14325, 16509, 16905, 17579, 18592, 19782, 20080, 21976, 22335, 22742, 22834, 23864, 23911, 27750, 29384, 32440, 33189, 36375, 37288, 38022, 40220, 40387, 40498, 40581, 46435, 46832, 54617, 61468, 62532, 62600, 62775, 137207, 393689, 396926, 396955, 396961, 398900, 399855, 401950
| AS3 | ➤ downstream | MIT-GATEWAYS Massachusetts Institute of Technology, US |
| AS38 | ➤ downstream | UIUC University of Illinois, US |
| AS46 | ➤ downstream | RUTGERS Rutgers The State University, US |
| AS55 | ➤ downstream | UPENN University of Pennsylvania, US |
| AS57 | ➤ downstream | NL-GIGAPOP University of Minnesota, US |
| AS59 | ➤ downstream | WISC-MADISON-AS University of Wisconsin Madison, US |
| AS63 | ➤ downstream | LL-MI Massachusetts Institute of Technology, US |
| AS81 | ➤ downstream | NCREN MCNC, US |
| AS101 | ➤ downstream | WASH-NSF-AS University of Washington, US |
| AS103 | ➤ downstream | NWU-AS Northwestern University, US |
| AS111 | ➤ downstream | BOSTONU-AS Boston University, US |
| AS156 | ➤ downstream | NORTHEASTERN-GW-AS Northeastern University, US |
| AS160 | ➤ downstream | U-CHICAGO-AS The University of Chicago, US |
| AS210 | ➤ downstream | WEST-NET-WEST Utah Education Network, US |
| AS231 | ➤ downstream | MISU-231 Michigan State University, US |
| AS237 | ➤ downstream | MERIT-AS-14 Merit Network Inc., US |
| AS293 | ➡️ peer | ESNET ESnet, US |
| AS513 | ➡️ peer | CERN CERN - European Organization for Nuclear Research, CH |
| AS557 | ➤ downstream | UMAINE-SYS-AS University of Maine System, US |
| AS668 | ➤ downstream | DNIC-AS-00668 United States Department of Defense (DoD), US |
| AS1103 | ➡️ peer | SURFNET-NL SURF B.V., NL |
| AS1351 | ➤ downstream | UVM-EDU-AS University of Vermont, US |
| AS1650 | ➤ downstream | CAMBRIDGEMA-PUBLIC-SCHOOLS Cambridge Public Schools, US |
| AS1742 | ➤ downstream | HARVARD-UNIV Harvard University, US |
| AS1842 | ➤ downstream | USGS-AS Department of Interior United States Geological Survey, US |
| AS1916 | ➤ downstream | REDE-NACIONAL-ENSINO-PESQUISA Rede Nacional de Ensino e Pesquisa, BR |
| AS1968 | ➤ downstream | UMASSNET-AS1968 UMASSNET, US |
| AS2018 | ➤ downstream | TENET-1 Tertiary Education and Research Network of South Africa, ZA |
| AS2153 | ➤ downstream | CENIC-2153 CENIC, US |
| AS2381 | ➤ downstream | WISCNET1-AS WiscNet, US |
| AS2495 | ➤ downstream | KANREN Kansas Research and Education Network, US |
| AS2552 | ➤ downstream | WUSTL-ASN Washington University, US |
| AS2572 | ➤ downstream | MORENET University of Missouri - dba the Missouri Research and Education Network (MOR..., US |
| AS2603 | ➡️ peer | NORDUNET NORDUnet, DK |
| AS2698 | ➤ downstream | IASTATE-AS Iowa State University of Science and Technology, US |
| AS2721 | ➤ downstream | SCLR CULR LLC, US |
| AS2907 | ➡️ peer | SINET-AS Research Organization of Information and Systems National Institute of Inform..., JP |
| AS3112 | ➤ downstream | OARNET-AS-1 OARnet, US |
| AS3128 | ➤ downstream | BRUWS-AS3128 University of Wisconsin System, US |
| AS3676 | ➤ downstream | UIOWA-AS University of Iowa, US |
| AS3701 | ➤ downstream | LINK-OREGON University of Oregon, US |
| AS3754 | ➤ downstream | NYSERNET3-AS NYSERNet, US |
| AS3807 | ➤ downstream | UMTNET-ASN University of Montana, US |
| AS3851 | ➤ downstream | NSHE-NEVADANET Nevada System of Higher Education, US |
| AS4901 | ➤ downstream | CAAREN The George Washington University, US |
| AS5050 | ➤ downstream | PSC-EXT Pittsburgh Supercomputing Center, US |
| AS5078 | ➤ downstream | ONENET-AS-1 OneNet, US |
| AS5724 | ➤ downstream | UMASSMED University of Massachusetts Medical School, US |
| AS6360 | ➤ downstream | UNIVHAWAII University of Hawaii, US |
| AS6509 | ➤ downstream | CANARIE-NTN CANARIE Inc, CA |
| AS6879 | ➤ downstream | ENSTINET-EG ENSTINET, EG |
| AS7497 | ➤ downstream | CSTNET-AS-AP CNIC-CAS, CN |
| AS7539 | ➤ downstream | TWAREN-TW National Center for High-performance Computing, TW |
| AS7575 | ➡️ peer | AARNET-AS-AP Australian Academic and Research Network, AU |
| AS7660 | ➡️ peer | APAN-JP Asia Pacific Advanced Network - Japan, JP |
| AS7896 | ➤ downstream | NU-AS The Board of Regents of the University of Nebraska, US |
| AS8895 | ➤ downstream | ISU King Abdul Aziz City for Science and Technology, SA |
| AS9885 | ➤ downstream | NKN-INTERNET-GW National Knowledge Network, IN |
| AS10326 | ➤ downstream | WPI Worcester Polytechnic Institute, US |
| AS10437 | ➤ downstream | KYRON-10437 Kentucky Regional Optical Network (KY-RON), US |
| AS10466 | ➤ downstream | MAGPI MAGPI, US |
| AS10490 | ➤ downstream | SOUTHERN-CROSSROADS-SOX Georgia Institute of Technology, US |
| AS10561 | ➤ downstream | BRANDEIS Brandeis University, US |
| AS10755 | ➤ downstream | DARTMOUTH-AS Dartmouth College, US |
| AS10764 | ➤ downstream | STARTAP University of Illinois, US |
| AS10886 | ➤ downstream | MAX-GIGAPOP University of Maryland, US |
| AS11096 | ➤ downstream | FLORIDANET FloridaNet, US |
| AS11317 | ➤ downstream | GPN Great Plains Network, US |
| AS11499 | ➤ downstream | WHOI-WOODSHOLE Woods Hole Oceanographic Institution, US |
| AS11745 | ➤ downstream | USNH University System of New Hampshire, US |
| AS13326 | ➤ downstream | TUFTS-UNIVERSITY Tufts University, US |
| AS14041 | ➤ downstream | FRGP University Corporation for Atmospheric Research, US |
| AS14325 | ➤ downstream | OSHEAN OSHEAN Inc., US |
| AS14512 | ➤ downstream | BENTLEY-AS Bentley University, US |
| AS16509 | ➤ downstream | AMAZON-02 Amazon.com Inc., US |
| AS16905 | ➤ downstream | LEARN-RESEARCH LEARN, US |
| AS17579 | ➤ downstream | KREONET2-AS KISTI, KR |
| AS18592 | ➤ downstream | CORPORACION-UNIVERSITARIA-PARA Corporacion Universitaria para el Desarrollo de Internet A.C., MX |
| AS19782 | ➤ downstream | INDIANAGIGAPOP Indiana University, US |
| AS20080 | ➤ downstream | AMPATH Florida International University, US |
| AS20965 | ➡️ peer | GEANT GEANT Vereniging, NL |
| AS21976 | ➤ downstream | NJEDGE-NET NJEDge.Net Inc., US |
| AS22335 | ➤ downstream | MREN Metropolitan Research and Education Network, US |
| AS22742 | ➤ downstream | CT-EDU-NET Connecticut Education Network, US |
| AS22834 | ➤ downstream | BOSTONCOLLEGE Boston College, US |
| AS23864 | ➤ downstream | SINGAREN-GIX-IHPC-AS-AP Singapre Advance Research and Education Network - National Grid Office - IHPC, SG |
| AS24490 | ➡️ peer | TEIN2-SG-AP Trans-Eurasia Information Network (TEIN2) - SG, CN |
| AS25829 | ➤ downstream | SMITHSONIAN Smithsonian Institution, US |
| AS25969 | ➤ downstream | SLU St. Louis University, US |
| AS27750 | ➤ downstream | COOPERACION-LATINO-AMERICANA Cooperación Latino Americana de Redes Avanzadas, UY |
| AS29384 | ➤ downstream | QATAR-FOUNDATION Qatar Foundation for Education Science and Community Development, QA |
| AS29917 | ➤ downstream | KSC University System of New Hampshire, US |
| AS32389 | ➤ downstream | BERKLEE-AS Berklee College of Music, US |
| AS32440 | ➤ downstream | LONI Louisiana Board of Regents/Louisiana Optical Network Initiative (LONI), US |
| AS33189 | ➤ downstream | SOUTH-DAKOTA-RESEARCH-AND-EDUCATION-NETWORK South Dakota Board of Regents, US |
| AS34945 | ➤ downstream | QF-HBKU-ASN Qatar Foundation for Education Science and Community Development, QA |
| AS36375 | ➤ downstream | UMICH-AS-5 University of Michigan, US |
| AS36412 | ➤ downstream | DREXEL-ASN2 Drexel University, US |
| AS36914 | ➤ downstream | KENET-AS Kenya Education Network, KE |
| AS37288 | ➤ downstream | WACREN West and Central African Research Network, SN |
| AS38022 | ➤ downstream | REANNZ-NZ-AP Research and Education Advanced Network New Zealand, NZ |
| AS40220 | ➤ downstream | MARIA Virginia Polytechnic Institute and State Univ., US |
| AS40387 | ➤ downstream | UI-ICCN University of Illinois, US |
| AS40498 | ➤ downstream | ABQG New Mexico Lambda Rail Inc., US |
| AS40581 | ➤ downstream | AREON-AS Arkansas Research and Education Optical Network, US |
| AS46435 | ➤ downstream | IRON IRON, US |
| AS46832 | ➤ downstream | UNIVERSITY-OF-MISSOURI-SYSTEM-INTER-CAMPUS-NETWORK University of Missouri - dba the Missouri Research and Education Network (MOR..., US |
| AS50999 | ➤ downstream | KAUST-AS1 King Abdullah University of Science and Technology, SA |
| AS54617 | ➤ downstream | MGHPCC-AS Massachusetts Green High Performance Computing Center Inc, US |
| AS61468 | ➤ downstream | CEDIA CEDIA, EC |
| AS62532 | ➤ downstream | EDGE-DISCOVERY NJEDge.Net Inc., US |
| AS62600 | ➤ downstream | ABOR-SUN-CORRIDOR Arizona Board of Regents, US |
| AS62715 | ➤ downstream | CRASHPLAN CrashPlan, US |
| AS62775 | ➤ downstream | INTERNET2-ISS Internet2, US |
| AS137207 | ➤ downstream | JUCC-AS-AP Joint Universities Computer Centre Limited, HK |
| AS206350 | ➤ downstream | OMREN Oman Research and education Network (OMREN), OM |
| AS393689 | ➤ downstream | NLM-NCCS National Library of Medicine, US |
| AS394088 | ➤ downstream | SCIENCEDMZ Agriculture Research Service, US |
| AS396926 | ➤ downstream | CSPIRE-MISSION-01 C Spire Fiber, US |
| AS396955 | ➤ downstream | INTERNET2-BLEND Internet2, US |
| AS396961 | ➤ downstream | INTERNET2-OSG Internet2, US |
| AS398900 | ➤ downstream | RENCI-FABRIC University of North Carolina at Chapel Hill, US |
| AS399855 | ➤ downstream | KEYSTONEREN Keystone REN LLC, US |
| AS401602 | ➤ downstream | KEYSTONEREN Keystone REN LLC, US |
| AS401950 | ➤ downstream | BUNDLE-BONE IPNSIG INC., US |