California Education and Research Federation Network
AS4264 ~ CERNET-ASN-BLOCK
IPv4 Addresses: 55,040
Number of Peers: 4
Number of Prefixes: 38
ASN Allocated: Assigned
Summary
Regional Registry:
IANAAllocation Status:
AssignedNetwork
IPv4 Prefixes:
38IPv4 Peers:
4IPv4 Upstreams:
1IPv6 Prefixes:
0IPv6 Peers:
0IPv6 Upstreams:
0Contacts
Email Contacts:
Abuse Contacts:
Address:
San Diego SuperComputer Center,
P.O.Box 85608,
La Jolla,
CA,
92186-9784,
US
| Country | Announced Prefix | Description | Valid ROA | Parent Prefix | RIR |
|---|---|---|---|---|---|
 |
12.64.128.0/24 | AT&T Global Services | 12.0.0.0/8 | ARIN | |
|
12.64.129.0/24 | AT&T Global Services | 12.0.0.0/8 | ARIN | |
|
12.64.130.0/24 | AT&T Global Services | 12.0.0.0/8 | ARIN | |
|
12.64.131.0/24 | AT&T Global Services | 12.0.0.0/8 | ARIN | |
|
12.64.132.0/24 | AT&T Global Services | 12.0.0.0/8 | ARIN | |
|
12.64.133.0/24 | AT&T Global Services | 12.0.0.0/8 | ARIN | |
|
12.64.136.0/24 | AT&T Global Services | 12.0.0.0/8 | ARIN | |
|
12.64.137.0/24 | AT&T Global Services | 12.0.0.0/8 | ARIN | |
|
12.64.138.0/24 | AT&T Global Services | 12.0.0.0/8 | ARIN | |
|
12.64.139.0/24 | AT&T Global Services | 12.0.0.0/8 | ARIN | |
|
12.64.140.0/24 | AT&T Global Services | 12.0.0.0/8 | ARIN | |
|
12.64.141.0/24 | AT&T Global Services | 12.0.0.0/8 | ARIN | |
|
12.67.1.0/24 | AT&T Global Services | 12.0.0.0/8 | ARIN | |
|
12.130.80.0/21 | CERFnet | 12.0.0.0/8 | ARIN | |
|
12.130.80.0/24 | SID-9004 CI - EXLService | 12.0.0.0/8 | ARIN | |
|
32.229.0.0/24 | CTUS-RASpool CSPR9-NW51A | 32.224.0.0/11 | ARIN | |
|
32.229.1.0/24 | CTUS-RASpool CSPR9-NW51A | 32.224.0.0/11 | ARIN | |
|
32.229.2.0/24 | CTUS-RASpool CSPR9-NW51A | 32.224.0.0/11 | ARIN | |
|
32.229.3.0/24 | CTUS-RASpool CSPR9-NW51A | 32.224.0.0/11 | ARIN | |
|
32.229.4.0/24 | CTUS-RASpool CSPR9-NW51A | 32.224.0.0/11 | ARIN | |
|
32.229.5.0/24 | CTUS-RASpool CSPR9-NW51A | 32.224.0.0/11 | ARIN | |
|
32.229.6.0/24 | CTUS-RASpool CSPR9-NW51A | 32.224.0.0/11 | ARIN | |
|
32.229.7.0/24 | CTUS-RASpool CSPR9-NW51A | 32.224.0.0/11 | ARIN | |
|
63.240.0.0/18 | CERFnet | 63.240.0.0/15 | ARIN | |
|
63.240.62.0/24 | CI - EXLService SID-9004 | 63.240.0.0/15 | ARIN | |
|
134.24.32.0/19 | CERFnet | 134.24.0.0/16 | ARIN | |
|
134.24.172.0/24 | CERFnet | 134.24.0.0/16 | ARIN | |
|
134.24.228.0/22 | CERFnet | 134.24.0.0/16 | ARIN | |
|
192.215.11.0/24 | CERFnet | 192.215.0.0/16 | ARIN | |
|
199.106.88.0/21 | CERFnet | 199.106.0.0/15 | ARIN | |
|
199.106.88.0/24 | CI - EXLService SID-9004 | 199.106.0.0/15 | ARIN | |
|
199.106.208.0/20 | CERFnet | 199.106.0.0/15 | ARIN | |
|
199.106.232.0/21 | CERFnet | 199.106.0.0/15 | ARIN | |
|
199.107.184.0/21 | CERFnet | 199.106.0.0/15 | ARIN | |
|
199.107.232.0/21 | CERFnet | 199.106.0.0/15 | ARIN | |
|
204.76.172.0/23 | Group Health Incorporated | 204.76.172.0/23 | ARIN | |
|
206.16.78.0/23 | CERFnet | 206.16.0.0/14 | ARIN | |
|
206.17.128.0/19 | CERFnet | 206.16.0.0/14 | ARIN |
| Country | ASN | Name | Description |
|---|---|---|---|
|
AS7018 | ATT-INTERNET4 | AT&T Services, Inc. |
IPv4 Upstream Graph
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# # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2019, American Registry for Internet Numbers, Ltd. # ASNumber: 4262 - 4269 ASName: CERNET-ASN-BLOCK ASHandle: AS4262 RegDate: 1995-01-18 Updated: 1995-01-18 Ref: https://rdap.arin.net/registry/autnum/4262 OrgName: California Education and Research Federation Network OrgId: CERFN Address: San Diego SuperComputer Center Address: P.O.Box 85608 City: La Jolla StateProv: CA PostalCode: 92186-9784 Country: US RegDate: 1995-01-18 Updated: 2012-10-10 Ref: https://rdap.arin.net/registry/entity/CERFN OrgAbuseHandle: PM200-ARIN OrgAbuseName: Mohta, Pushpendra OrgAbusePhone: +1-619-455-3990 OrgAbuseEmail: [email protected] OrgAbuseRef: https://rdap.arin.net/registry/entity/PM200-ARIN OrgTechHandle: PM200-ARIN OrgTechName: Mohta, Pushpendra OrgTechPhone: +1-619-455-3990 OrgTechEmail: [email protected] OrgTechRef: https://rdap.arin.net/registry/entity/PM200-ARIN RTechHandle: PM200-ARIN RTechName: Mohta, Pushpendra RTechPhone: +1-619-455-3990 RTechEmail: [email protected] RTechRef: https://rdap.arin.net/registry/entity/PM200-ARIN # # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2019, American Registry for Internet Numbers, Ltd. #
| Country | IX | Name | IPv4 | IPv6 | Port Speed |
|---|