搜狗蜘蛛更改 PTR 记录 了解详情
AS31 CIT
Whois 详细信息
ASNumber: 31
ASName: CIT
ASHandle: 31
RegDate: 1984-09-21
Ref: https://rdap.arin.net/registry/autnum/31
source: ARIN
OrgAbuseHandle: CI2-ORG-ARIN
OrgAbuseName: Caltech Network Operations Center
OrgAbusePhone: +1-626-395-3500
OrgAbuseEmail: noc@caltech.edu
OrgAbuseRef: https://rdap.arin.net/registry/entity/CI2-ORG-ARIN
source: ARIN
OrgName: California Institute of Technology
OrgId: CIT-4-Z
Address: 1200 East California Boulevard
Address: MS 1-10
City: Pasadena
StateProv: CA
PostalCode: 91125
Country: US
RegDate: 2023-08-22
Ref: https://rdap.arin.net/registry/entity/CIT-4-Z
source: ARIN
OrgTechHandle: CI2-ORG-ARIN
OrgTechName: Caltech Network Operations Center
OrgTechPhone: +1-626-395-3500
OrgTechEmail: noc@caltech.edu
OrgTechRef: https://rdap.arin.net/registry/entity/CI2-ORG-ARIN
source: ARIN
RTechHandle: CI2-ORG-ARIN
RTechName: Caltech Network Operations Center
RTechPhone: +1-626-395-3500
RTechEmail: noc@caltech.edu
RTechRef: https://rdap.arin.net/registry/entity/CI2-ORG-ARIN
source: ARIN
IPv4 地址范围
| IPv4 地址段 | 描述 | IP 数量 |
|---|---|---|
| 131.215.0.0/16 | California Institute of Technology | 65536 |
| 131.215.208.0/24 | California Institute of Technology | 256 |
| 131.215.229.0/24 | California Institute of Technology | 256 |
| 131.215.230.0/24 | California Institute of Technology | 256 |
| 131.215.234.0/24 | California Institute of Technology | 256 |
| 131.215.239.0/24 | California Institute of Technology | 256 |
| 134.4.5.0/24 | None | 256 |
| 131.215.240.0/24 | California Institute of Technology | 256 |
| 131.215.242.0/23 | California Institute of Technology | 512 |
| 131.215.244.0/23 | California Institute of Technology | 512 |
| 134.4.0.0/16 | California Institute of Technology | 65536 |
| 192.12.19.0/24 | California Institute of Technology | 256 |
| 192.43.243.0/24 | California Institute of Technology | 256 |
| 192.31.43.0/24 | California Institute of Technology | 256 |
| 192.54.249.0/24 | California Institute of Technology | 256 |
| 192.41.208.0/24 | California Institute of Technology | 256 |
IPv6 地址范围
当前 AS31 不存在任何 IPv6 地址。