AS Name
INTERNET2-RESEARCH-EDU
Org Name
Internet2
IPv4Prefixes

23

IPv6Prefixes

2

IPv4 NUMs

11,520

IPv6 NUMs(/64)

4,294,967,296

11,520 IPv4 Addresses
CIDR Description IP Num
64.57.16.0/20 Internet2 4096
64.57.22.0/24 Internet2 256
64.57.23.240/28 Internet2 16
162.252.70.0/24 Internet2 256
163.253.0.0/24 Internet2 256
163.253.5.0/24 Internet2 256
163.253.8.0/24 Internet2 256
163.253.9.0/24 Internet2 256
163.253.12.0/23 Internet2 512
163.253.14.0/23 Internet2 512
163.253.17.0/24 Internet2 256
163.253.30.0/24 Internet2 256
163.253.31.0/24 Internet2 256
163.253.32.0/24 Internet2 256
163.253.34.0/24 Internet2 256
163.253.40.0/23 Internet2 512
163.253.44.0/24 Internet2 256
192.52.179.0/24 EDUCAUSE 256
198.32.8.0/22 CyrusOne LLC 1024
198.32.12.0/22 CyrusOne LLC 1024
198.32.154.0/24 CyrusOne LLC 256
198.71.45.0/24 Internet2 256
198.71.46.0/24 Internet2 256
CIDR Description IP NUMs(prefix /64)
2001:468::/32 Internet2 4294967296
2001:468:ef01::/48 Internet2 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS1103 SURFNET-NL - SURF B.V., NL Netherlands 6,224,640 281,509,336,514,560 IPv4 IPv4 IPv6 IPv6
AS1351 UVM-EDU-AS - University of Vermont, US United States 66,208 16,777,216 IPv4 IPv4 IPv6 IPv6
AS2153 CSUNET-NE - California State University, Office of the Chancellor, US United States 1,280 16,777,216 IPv4 IPv4
AS4901 CAAREN - The George Washington University, US United States 1,024 1,048,576 IPv4 IPv4 IPv6 IPv6
AS7660 APAN-JP - Asia Pacific Advanced Network - Japan, JP Japan 5,120 553,648,128 IPv4 IPv4 IPv6 IPv6
AS20080 AMPATH - Florida International University, US United States 2,048 4,295,032,832 IPv4 IPv4
AS36944 UBUNTU-UNICAST-AS - Ubuntunet Alliance For Research and Education Networking, MW Malawi 2,048 65,536 IPv6 IPv6
AS101 WASH-NSF-AS - University of Washington, US United States 5,120 4,294,967,296 IPv4 IPv4
AS1916 Associação Rede Nacional de Ensino e Pesquisa, BR Brazil 848,640 268,435,456 IPv4 IPv4 IPv6 IPv6
AS2603 NORDUNET, DK Denmark 9,984 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS19782 INDIANAGIGAPOP - Indiana University, US United States 33,280 4,294,967,296 IPv4 IPv4
AS20965 GEANT - GEANT Vereniging, NL Netherlands 9,216 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS40387 UI-ICCN - University of Illinois, US United States 2,048 65,536 IPv4 IPv4
AS396390 INDIANA-UNIVERSITY-NEAAR - Indiana University, US United States 256 0 IPv4 IPv4 IPv6 IPv6
AS81 NCREN - MCNC, US United States 2,479,872 73,031,221,248 IPv4 IPv4
AS4600 LOREN - Oregon GigaPOP, US United States 256 16,777,216 IPv4 IPv4 IPv6 IPv6
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1,354,752 25,770,000,384 IPv4 IPv4 IPv6 IPv6
AS22335 MREN - Metropolitan Research and Education Network, US United States 256 0 IPv4 IPv4
AS22388 TRANSPAC - Indiana University, US United States 256 65,536 IPv4 IPv4 IPv6 IPv6
AS27750 Cooperación Latino Americana de Redes Avanzadas, UY Uruguay 2,560 4,295,032,832 IPv4 IPv4
AS293 ESNET, US United States 133,376 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS28569 Corporacion Universitaria para el Desarrollo de Internet, A.C., MX Mexico 0 0 IPv4 IPv4
AS2572 MORENET - University of Missouri - dba the Missouri Research and Education Network (MOREnet), US United States 787,968 4,295,032,832 IPv6 IPv6
AS10886 MAX-GIGAPOP - University of Maryland, US United States 4,864 16,842,752 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS1916 Associação Rede Nacional de Ensino e Pesquisa, BR Brazil 848,640 268,435,456 IPv4 IPv4 IPv6 IPv6
AS2721 SCLR - CULR, LLC, US United States 8,512 4,294,967,296 IPv4 IPv4
AS25969 SLU - St. Louis University, US United States 65,536 0 IPv4 IPv4
AS2722 C-LIGHT - CULR, LLC, US United States 8,704 4,311,744,512 IPv4 IPv4
AS5078 ONENET-AS-1 - Oklahoma Network for Education Enrichment and, US United States 183,040 4,296,015,872 IPv4 IPv4 IPv6 IPv6
AS7497 CSTNET-AS-AP - Computer Network Information Center, CN China 1,007,616 73,014,444,032 IPv4 IPv4 IPv6 IPv6
AS396926 CSPIRE-MISSION-01 - C Spire Fiber, US United States 4,608 65,536 IPv4 IPv4 IPv6 IPv6
AS22556 BLACKBOARD - Blackboard Inc., US United States 14,080 0 IPv4 IPv4
AS396390 INDIANA-UNIVERSITY-NEAAR - Indiana University, US United States 256 0 IPv4 IPv4 IPv6 IPv6
AS668 DNIC-AS-00668 - DoD Network Information Center, US United States 2,939,136 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS2018 TENET-1 - TENET (The UNINET Project), ZA South Africa 1,306,624 4,296,015,872 IPv4 IPv4 IPv6 IPv6
AS55 UPENN - University of Pennsylvania, US United States 262,656 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS10437 UKY - University of Kentucky, Communication Services, US United States 0 0 IPv4 IPv4 IPv6 IPv6
AS3527 NIH-NET - National Institutes of Health, US United States 336,640 2,097,152 IPv6 IPv6
AS2907 JPNIC-2Byte-ASBLOCK-AP - for assignment to JPNIC members, JP Japan 8,828,736 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS3851 NSHE-NEVADANET - Nevada System of Higher Education, US United States 163,840 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS3999 PENN-STATE - The Pennsylvania State University, US United States 443,648 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS20965 GEANT - GEANT Vereniging, NL Netherlands 9,216 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS64247 UW-RESEARCH - University of Washington, US United States 1,280 16,777,216 IPv4 IPv4 IPv6 IPv6
AS210 WEST-NET-WEST - Utah Education Network, US United States 1,494,016 4,296,081,408 IPv4 IPv4 IPv6 IPv6
AS278 Universidad Nacional Autonoma de Mexico, MX Mexico 131,584 4,294,967,296 IPv4 IPv4
AS5050 PSC-EXT - Pittsburgh Supercomputing Center, US United States 144,640 4,295,098,368 IPv4 IPv4 IPv6 IPv6
AS22388 TRANSPAC - Indiana University, US United States 256 65,536 IPv4 IPv4 IPv6 IPv6
AS40581 AREON-AS - Arkansas Research and Education Optical Network, US United States 77,952 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS2381 WISCNET1-AS - WiscNet, US United States 567,040 4,311,744,512 IPv4 IPv4 IPv6 IPv6
AS33011 BOXNET - Box.com, US United States 6,400 0 IPv4 IPv4
AS46832 UNIVERSITY-OF-MISSOURI-SYSTEM-INTER-CAMPUS-NETWORK - University of Missouri - dba the Missouri Research and Education Network (MOREnet), US United States 65,792 268,435,456 IPv4 IPv4 IPv6 IPv6
AS1224 NCSA-AS - National Center for Supercomputing Applications, US United States 65,792 65,536 IPv4 IPv4 IPv6 IPv6
AS1842 USGS-AS - United States Geological Survey, US United States 67,840 0 IPv4 IPv4 IPv6 IPv6
AS7539 TWAREN-TW - National Center for High-performance Computing, TW Taiwan 89,088 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS16509 AMAZON-02 - Amazon.com, Inc., US United States 38,469,632 78,111,178,752 IPv4 IPv4 IPv6 IPv6
AS30103 ZOOM-VIDEO-COMM-AS - Zoom Video Communications, Inc, US United States 81,408 1,048,576 IPv4 IPv4 IPv6 IPv6
AS2153 CSUNET-NE - California State University, Office of the Chancellor, US United States 1,280 16,777,216 IPv4 IPv4 IPv6 IPv6
AS2698 IASTATE-AS - Iowa State University of Science and Technology, US United States 87,808 16,777,216 IPv4 IPv4 IPv6 IPv6
AS3676 UIOWA-AS - University of Iowa, US United States 131,328 589,824 IPv4 IPv4
AS4130 UPITT-AS - University of Pittsburgh, US United States 197,632 4,194,304 IPv4 IPv4 IPv6 IPv6
AS8895 ISU - King Abdul Aziz City for Science and Technology, SA Saudi Arabia 98,816 4,294,967,296 IPv4 IPv4
AS17934 JGNv6 - National Institute of Information and Communications Technology, JP Japan 4,096 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS18592 Corporacion Universitaria para el Desarrollo de Internet, A.C., MX Mexico 18,432 12,884,901,888 IPv4 IPv4 IPv6 IPv6
AS40498 ABQG - New Mexico Lambda Rail, Inc., US United States 4,096 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS3807 UMTNET-ASN - University of Montana, US United States 85,760 16,777,216 IPv4 IPv4 IPv6 IPv6
AS46435 IRON, US United States 2,816 4,295,229,440 IPv4 IPv4
AS7160 NETDYNAMICS - Oracle Corporation, US United States 757,760 1,114,112 IPv4 IPv4
AS19679 DROPBOX - Dropbox, Inc., US United States 75,776 16,777,216 IPv4 IPv4 IPv6 IPv6
AS557 UMAINE-SYS-AS - University of Maine System, US United States 293,120 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS2572 MORENET - University of Missouri - dba the Missouri Research and Education Network (MOREnet), US United States 787,968 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS10490 SOUTHERN-CROSSROADS-SOX - Georgia Institute of Technology, US United States 544 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS36412 DREXEL-ASN2 - Drexel University, US United States 0 0 IPv4 IPv4
AS10755 DARTMOUTH-AS - Dartmouth College, US United States 65,536 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS23796 GEMnet - NTT Service Evolution Laboratories, JP Japan 8,192 0 IPv4 IPv4
AS47862 ANKABUT - Khalifa University, AE United Arab Emirates 3,584 131,072 IPv4 IPv4 IPv6 IPv6
AS394088 SCIENCEDMZ - Agriculture Research Service, US United States 256 0 IPv4 IPv4
AS1 LVLT-1 - Level 3 Parent, LLC, US United States 12,480 4,294,967,296 IPv4 IPv4
AS160 U-CHICAGO-AS - University of Chicago, US United States 114,944 131,072 IPv4 IPv4 IPv6 IPv6
AS3128 BRUWS-AS3128 - University of Wisconsin System, US United States 655,360 68,719,476,736 IPv4 IPv4 IPv6 IPv6
AS10578 GIGAPOP-NE - Harvard University, US United States 24,832 822,149,120 IPv4 IPv4 IPv6 IPv6
AS393689 NLM-NCCS - National Library of Medicine, US United States 2,304 65,536 IPv4 IPv4 IPv6 IPv6
AS9885 NKN-INTERNET-GW - National Knowledge Network, IN India 1,024 0 IPv4 IPv4 IPv6 IPv6
AS14325 OSHEAN - OSHEAN, Inc., US United States 22,528 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS396961 INTERNET2-OSG - Internet2, US United States 1,280 327,680 IPv4 IPv4 IPv6 IPv6
AS22335 MREN - Metropolitan Research and Education Network, US United States 256 0 IPv4 IPv4 IPv6 IPv6
AS61468 CEDIA, EC Ecuador 11,264 4,294,968,320 IPv4 IPv4 IPv6 IPv6
AS293 ESNET, US United States 133,376 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS6360 UNIVHAWAII - University of Hawaii, US United States 254,464 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS1103 SURFNET-NL - SURF B.V., NL Netherlands 6,224,640 281,509,336,514,560 IPv4 IPv4 IPv6 IPv6
AS10466 MAGPI - MAGPI c/o University of Pennsylvania, US United States 1,280 16,777,216 IPv4 IPv4 IPv6 IPv6
AS40220 MARIA - Virginia Polytechnic Institute and State Univ., US United States 12,288 4,303,355,904 IPv4 IPv4 IPv6 IPv6
AS81 NCREN - MCNC, US United States 2,479,872 73,031,221,248 IPv4 IPv4 IPv6 IPv6
AS101 WASH-NSF-AS - University of Washington, US United States 5,120 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS62715 CODE42 - Code 42 Software, US United States 6,912 0 IPv4 IPv4
AS38 UIUC - University of Illinois, US United States 212,992 131,072 IPv4 IPv4 IPv6 IPv6
AS6509 CANARIE-NTN - Canarie Inc, CA Canada 512 65,536 IPv4 IPv4 IPv6 IPv6
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1,354,752 25,770,000,384 IPv4 IPv4 IPv6 IPv6
AS14041 AS14041 - University Corporation for Atmospheric Research, US United States 262,912 16,777,216 IPv4 IPv4 IPv6 IPv6
AS14877 PENNREN - KINBER, US United States 9,216 4,563,533,824 IPv4 IPv4 IPv6 IPv6
AS62532 NJEDGE-2 - NJEDge.Net, Inc., US United States 768 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS34945 QF-HBKU-ASN - Qatar Foundation for Education, Science and Community Development, QA Qatar 1,024 0 IPv4 IPv4
AS36944 UBUNTU-UNICAST-AS - Ubuntunet Alliance For Research and Education Networking, MW Malawi 2,048 65,536 IPv4 IPv4 IPv6 IPv6
AS24 AS24 - National Aeronautics and Space Administration, US United States 65,536 65,536 IPv4 IPv4
AS46 RUTGERS - Rutgers University, US United States 132,096 262,144 IPv4 IPv4 IPv6 IPv6
AS297 AS297 - National Aeronautics and Space Administration, US United States 867,584 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS19782 INDIANAGIGAPOP - Indiana University, US United States 33,280 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS23911 CNGI-BJIX-AS-AP - China Next Generation Internet Beijing IX, CN China 512 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS29384 Qatar-Foundation - Qatar Foundation for Education, Science and Community Development, QA Qatar 135,168 12,885,032,960 IPv4 IPv4 IPv6 IPv6
AS38022 REANNZ-NZ-AP - Research and Education Advanced Network New Zealand, NZ New Zealand 77,568 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS11317 GPN - Great Plains Network, US United States 512 0 IPv4 IPv4 IPv6 IPv6
AS22742 CT-EDU-NET - Connecticut Education Network, US United States 213,504 4,295,098,368 IPv4 IPv4 IPv6 IPv6
AS32440 LONI - Louisiana Board of Regents/Louisiana Optical Network Initiative (LONI), US United States 140,032 0 IPv4 IPv4 IPv6 IPv6
AS7660 APAN-JP - Asia Pacific Advanced Network - Japan, JP Japan 5,120 553,648,128 IPv6 IPv6
AS27405 PSC - Plymouth State University, US United States 65,536 0 IPv4 IPv4
AS33189 SOUTH-DAKOTA-RESEARCH-AND-EDUCATION-NETWORK - South Dakota Board of Regents, US United States 2,048 4,294,967,296 IPv4 IPv4
AS57 NL-GIGAPOP - University of Minnesota, US United States 2,816 4,311,744,512 IPv4 IPv4 IPv6 IPv6
AS1351 UVM-EDU-AS - University of Vermont, US United States 66,208 16,777,216 IPv4 IPv4 IPv6 IPv6
AS3754 NYSERNET3-AS - NYSERNet, US United States 4,352 16,842,752 IPv4 IPv4 IPv6 IPv6
AS16905 NTG - North Texas GigaPOP, US United States 1,024 196,608 IPv4 IPv4 IPv6 IPv6
AS17579 KREONET2-AS-KR - KISTI, KR Republic of Korea 4,616 0 IPv4 IPv4 IPv6 IPv6
AS23864 SINGAREN-GIX-IHPC-AS-AP - SingAREN, SG Singapore 256 65,536 IPv4 IPv4 IPv6 IPv6
AS40387 UI-ICCN - University of Illinois, US United States 2,048 65,536 IPv4 IPv4 IPv6 IPv6
AS513 CERN - CERN - European Organization for Nuclear Research, CH Switzerland 354,816 8,589,934,592 IPv6 IPv6
AS600 OARNET-AS - OARnet, US United States 1,300,992 8,589,934,592 IPv6 IPv6
AS62600 ABOR-SUN-CORRIDOR - Arizona Board of Regents, US United States 92,672 4,563,402,752 IPv4 IPv4 IPv6 IPv6
AS206350 OMREN - Oman Research and education Network (OMREN), OM Oman 768 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS2904 Universidad Autonoma De Ciudad Juarez, MX Mexico 65,536 0 IPv4 IPv4
AS4600 LOREN - Oregon GigaPOP, US United States 256 16,777,216 IPv4 IPv4 IPv6 IPv6
AS4901 CAAREN - The George Washington University, US United States 1,024 1,048,576 IPv4 IPv4 IPv6 IPv6
AS7896 NU-AS - University of Nebraska-Lincoln, US United States 209,152 68,719,476,736 IPv4 IPv4 IPv6 IPv6
AS11096 FLORIDANET - FloridaNet, US United States 7,168 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS24167 ASGCNet - Academia Sinica Grid Computing Center, TW Taiwan 13,824 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS25829 SMITHSONIAN - Smithsonian Institution, US United States 63,744 65,536 IPv4 IPv4
AS27750 Cooperación Latino Americana de Redes Avanzadas, UY Uruguay 2,560 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS103 NWU-AS - Northwestern University, US United States 150,016 8,388,608 IPv4 IPv4
AS10886 MAX-GIGAPOP - University of Maryland, US United States 4,864 16,842,752 IPv4 IPv4 IPv6 IPv6
AS16839 SNC - SERVICENOW, INC., US United States 76,288 0 IPv4 IPv4
AS36375 UMICH-AS-5 - University of Michigan, US United States 826,496 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS2495 KANREN - Kansas Research and Education Network, US United States 164,096 4,311,744,512 IPv4 IPv4 IPv6 IPv6
AS3112 OARNET-AS-1 - OARnet, US United States 96,512 0 IPv4 IPv4
AS10764 STARTAP - National Center for Supercomputing Applications, US United States 512 0 IPv4 IPv4 IPv6 IPv6
AS20080 AMPATH - Florida International University, US United States 2,048 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS28569 Corporacion Universitaria para el Desarrollo de Internet, A.C., MX Mexico 0 0 IPv4 IPv4
AS237 MERIT-AS-14 - Merit Network Inc., US United States 5,734,400 12,894,601,216 IPv4 IPv4 IPv6 IPv6
AS2603 NORDUNET, DK Denmark 9,984 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US United States 45,829,888 558,615,035,904 IPv4 IPv4 IPv6 IPv6
AS14048 MEMPHIS-EDU - The University of Memphis, US United States 65,536 0 IPv4 IPv4
AS21976 NJEDGE-NET - NJEDge.Net, Inc., US United States 208,640 4,295,032,832 IPv4 IPv4 IPv6 IPv6

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
United States SIX Seattle - Seattle Internet Exchange (MTU 1500) 206.81.80.67 2001:504:16::2d11 10 Gbps 2020-06-02 16:21:39

Private Peering Facilities

Country/Region Name City Website Updated
Equinix CH1/CH2/CH4 - Chicago Chicago http://www.equinix.com/ 2016-03-14 20:34:58
Equinix SV8 - Silicon Valley, Palo Alto Palo Alto https://www.equinix.com/locations/americas-colocation/united-states-colocation/silicon-valley-data-centers/sv8/ 2016-03-14 21:05:03
Westin Building Seattle Seattle https://www.westinbldg.com/ 2016-03-14 21:34:50
Equinix DC1-DC15 - Ashburn Ashburn http://www.equinix.com/ 2016-03-14 21:48:38
ASNumber:       11537
ASName:         INTERNET2-RESEARCH-EDU
ASHandle:       AS11537
RegDate:        1998-09-23
Updated:        2020-04-27    
Ref:            https://rdap.arin.net/registry/autnum/11537


OrgName:        Internet2
OrgId:          INTER-395
Address:        100 Phoenix DR
Address:        suite 111
City:           Ann Arbor
StateProv:      MI
PostalCode:     48108
Country:        US
RegDate:        2005-01-31
Updated:        2019-07-08
Ref:            https://rdap.arin.net/registry/entity/INTER-395


OrgTechHandle: WILKI169-ARIN
OrgTechName:   Wilkinson, Chris 
OrgTechPhone:  +1-734-352-4962 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/WILKI169-ARIN

OrgTechHandle: BARTI-ARIN
OrgTechName:   Bartig, Jeff 
OrgTechPhone:  +1-608-616-9908 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/BARTI-ARIN

OrgNOCHandle: NOCAB-ARIN
OrgNOCName:   Internet2 Network Operations Center
OrgNOCPhone:  +1-317-278-6622 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOCAB-ARIN

OrgAbuseHandle: INDIA-ARIN
OrgAbuseName:   IndianaUniversity-abuse
OrgAbusePhone:  +1-812-855-8476 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/INDIA-ARIN

OrgTechHandle: ZEKAU-ARIN
OrgTechName:   Zekauskas, Matt 
OrgTechPhone:  +1-914-222-0507 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/ZEKAU-ARIN