United States
Direct Allocation
1986-07-08
2023-12-05
| AS | Desc | Country | IPv4 NUMs | IPv6 NUMs |
|---|---|---|---|---|
| AS174 | COGENT-174 - Cogent Communications, US | United States |
35883520 | 293442027520 |
| AS293 | ESNET, US | United States |
135680 | 4295163904 |
| AS3356 | LEVEL3 - Level 3 Parent, LLC, US | United States |
29839104 | 77330644992 |
| AS11164 | INTERNET2-I2PX - Internet2, US | United States |
1536 | 17039360 |
| AS11537 | INTERNET2-RESEARCH-EDU - Internet2, US | United States |
8960 | 4294967296 |
| AS22335 | MREN - Metropolitan Research and Education Network, US | United States |
256 | 0 |
NetRange: 128.135.0.0 - 128.135.255.255 CIDR: 128.135.0.0/16 NetName: U-CHICAGO NetHandle: NET-128-135-0-0-1 Parent: NET128 (NET-128-0-0-0-0) NetType: Direct Allocation OriginAS: AS160 Organization: The University of Chicago (UNIVER-174-Z) RegDate: 1986-07-08 Updated: 2023-12-05 Ref: https://rdap.arin.net/registry/ip/128.135.0.0 OrgName: The University of Chicago OrgId: UNIVER-174-Z Address: 1155 E. 60th Street City: Chicago StateProv: IL PostalCode: 60637 Country: US RegDate: 2023-02-27 Updated: 2023-04-19 Ref: https://rdap.arin.net/registry/entity/UNIVER-174-Z OrgTechHandle: DOMAI99-ARIN OrgTechName: Domain Administrator OrgTechPhone: +1-773-702-7626 OrgTechEmail: [email protected] OrgTechRef: https://rdap.arin.net/registry/entity/DOMAI99-ARIN OrgNOCHandle: DNO22-ARIN OrgNOCName: Data Network Operations OrgNOCPhone: +1-773-702-7626 OrgNOCEmail: [email protected] OrgNOCRef: https://rdap.arin.net/registry/entity/DNO22-ARIN OrgAbuseHandle: NSC26-ARIN OrgAbuseName: Network Security Center OrgAbusePhone: +1-773-702-2378 OrgAbuseEmail: [email protected] OrgAbuseRef: https://rdap.arin.net/registry/entity/NSC26-ARIN RTechHandle: DOMAI99-ARIN RTechName: Domain Administrator RTechPhone: +1-773-702-7626 RTechEmail: [email protected] RTechRef: https://rdap.arin.net/registry/entity/DOMAI99-ARIN RAbuseHandle: NSC26-ARIN RAbuseName: Network Security Center RAbusePhone: +1-773-702-2378 RAbuseEmail: [email protected] RAbuseRef: https://rdap.arin.net/registry/entity/NSC26-ARIN RNOCHandle: DNO22-ARIN RNOCName: Data Network Operations RNOCPhone: +1-773-702-7626 RNOCEmail: [email protected] RNOCRef: https://rdap.arin.net/registry/entity/DNO22-ARIN