allocation
1991-04-16
2022-04-07
| AS | Desc | Country | IPv4 NUMs | IPv6 NUMs |
|---|---|---|---|---|
| AS174 | COGENT-174 - Cogent Communications, US |  United States |
35824128 | 258745434112 |
| AS3356 | LEVEL3 - Level 3 Parent, LLC, US | United States |
29079040 | 77331955712 |
| AS7018 | ATT-INTERNET4 - AT&T Enterprises, LLC, US | United States |
93755136 | 2737557012480 |
| AS11164 | INTERNET2-I2PX - Internet2, US | United States |
2048 | 17170432 |
| AS11537 | INTERNET2-RESEARCH-EDU - Internet2, US | United States |
8960 | 4294967296 |
NetRange: 192.101.21.0 - 192.101.24.255 CIDR: 192.101.21.0/24,192.101.22.0/23,192.101.24.0/24 NetName: CONCERT-B NetHandle: NET-192-101-21-0-1 Parent: NET-192-0-0-0-0 NetType: allocation OriginAS: Organization: MCNC (MCNC-Z) RegDate: 1991-04-16 Updated: 2022-04-07 Ref: https://whois.arin.net/rest/net/NET-192-101-21-0-1.txt OrgID: MCNC-Z OrgName: MCNC CanAllocate: Street: 3021 E. Cornwallis Rd City: Durham State/Prov: NC Country: US PostalCode: 27713-2852 RegDate: 2021-06-14 Updated: 2025-02-13 OrgAbuseHandle ABUSE3348-ARIN OrgAdminHandle NH34-ORG-ARIN OrgTechHandle NCREN-ARIN OrgTechHandle NH34-ORG-ARIN Source: ARIN OrgAdminHandleHandle: NH34-ORG-ARIN OrgAdminHandleName: NCREN Hostmaster, OrgAdminHandlePhone: +1-919-248-4111 OrgAdminHandleEmail: hostmaster@ncren.net OrgAdminHandleRef: https://rdap.arin.net/registry/entity/NH34-ORG-ARIN OrgTechHandleHandle: NCREN-ARIN OrgTechHandleName: NCREN Hostmaster, OrgTechHandlePhone: +1-919-248-4111 OrgTechHandleEmail: hostmaster@ncren.net OrgTechHandleRef: https://rdap.arin.net/registry/entity/NCREN-ARIN OrgTechHandleHandle: NH34-ORG-ARIN OrgTechHandleName: NCREN Hostmaster, OrgTechHandlePhone: +1-919-248-4111 OrgTechHandleEmail: hostmaster@ncren.net OrgTechHandleRef: https://rdap.arin.net/registry/entity/NH34-ORG-ARIN OrgAbuseHandleHandle: ABUSE3348-ARIN OrgAbuseHandleName: Abuse Contact, OrgAbuseHandlePhone: +1-919-248-4111 OrgAbuseHandleEmail: abuse@mcnc.org OrgAbuseHandleRef: https://rdap.arin.net/registry/entity/ABUSE3348-ARIN