Autonomous systems
AS7377 UCSD
IPv4 prefixes
250
IPv4 addresses
12,127,498
IPv6 prefixes
4
Registered
1996-11-25
whois.arin.net
At a glance
- Country
- 🇺🇸 United States
- Network type
- Unclassified network
- Registry name
- UCSD AS7377
- registrant
- University of California, San Diego
- abuse
- UCSD Network Abuse msamadi@ucsd.edu
- dns, abuse, noc, administrative, routing, technical
- Network Operations Center jmadden@ucsd.edu
IPv4 prefixes
Page 1
| CIDR | First address | Last address | Addresses |
|---|---|---|---|
| 44.0.0.0/16 | 44.0.0.0 | 44.1.0.255 | 65,792 |
| 44.1.4.0/22 | 44.1.4.0 | 44.1.7.255 | 1,024 |
| 44.1.9.0/24 | 44.1.9.0 | 44.1.9.255 | 256 |
| 44.1.11.0/24 | 44.1.11.0 | 44.2.17.255 | 67,328 |
| 44.2.19.0/24 | 44.2.19.0 | 44.2.51.255 | 8,448 |
| 44.2.54.0/23 | 44.2.54.0 | 44.2.255.255 | 51,712 |
| 44.3.128.0/17 | 44.3.128.0 | 44.4.16.255 | 37,120 |
| 44.4.18.0/23 | 44.4.18.0 | 44.4.40.255 | 5,888 |
| 44.4.42.0/23 | 44.4.42.0 | 44.4.43.255 | 512 |
| 44.4.46.0/23 | 44.4.46.0 | 44.4.50.255 | 1,280 |
| 44.4.52.0/24 | 44.4.52.0 | 44.4.52.255 | 256 |
| 44.4.54.0/23 | 44.4.54.0 | 44.4.56.255 | 768 |
| 44.4.60.0/22 | 44.4.60.0 | 44.4.63.255 | 1,024 |
| 44.4.68.0/22 | 44.4.68.0 | 44.4.127.255 | 15,360 |
| 44.4.132.0/22 | 44.4.132.0 | 44.4.255.255 | 31,744 |
| 44.6.0.0/17 | 44.6.0.0 | 44.6.127.255 | 32,768 |
| 44.6.129.0/24 | 44.6.129.0 | 44.6.255.255 | 32,512 |
| 44.7.16.0/20 | 44.7.16.0 | 44.8.4.255 | 62,720 |
| 44.8.6.0/23 | 44.8.6.0 | 44.8.255.255 | 64,000 |
| 44.9.24.0/21 | 44.9.24.0 | 44.10.3.255 | 60,416 |
| 44.10.5.0/24 | 44.10.5.0 | 44.10.9.255 | 1,280 |
| 44.10.11.0/24 | 44.10.11.0 | 44.10.255.255 | 62,720 |
| 44.12.0.0/22 | 44.12.0.0 | 44.12.5.255 | 1,536 |
| 44.12.8.0/24 | 44.12.8.0 | 44.12.8.255 | 256 |
| 44.12.10.0/23 | 44.12.10.0 | 44.12.13.255 | 1,024 |
| 44.12.15.0/24 | 44.12.15.0 | 44.12.47.255 | 8,448 |
| 44.12.49.0/24 | 44.12.49.0 | 44.12.95.255 | 12,032 |
| 44.12.100.0/22 | 44.12.100.0 | 44.14.255.255 | 171,008 |
| 44.15.128.0/18 | 44.15.128.0 | 44.15.239.255 | 28,672 |
| 44.16.0.0/21 | 44.16.0.0 | 44.16.9.255 | 2,560 |
| 44.16.11.0/24 | 44.16.11.0 | 44.16.14.255 | 1,024 |
| 44.16.16.0/20 | 44.16.16.0 | 44.16.49.255 | 8,704 |
| 44.16.52.0/22 | 44.16.52.0 | 44.18.27.255 | 124,928 |
| 44.18.32.0/20 | 44.18.32.0 | 44.18.50.255 | 4,864 |
| 44.18.52.0/22 | 44.18.52.0 | 44.18.59.255 | 2,048 |
| 44.18.61.0/24 | 44.18.61.0 | 44.20.3.255 | 116,480 |
| 44.20.5.0/24 | 44.20.5.0 | 44.20.28.255 | 6,144 |
| 44.20.30.0/23 | 44.20.30.0 | 44.20.42.255 | 3,328 |
| 44.20.44.0/22 | 44.20.44.0 | 44.24.134.255 | 285,440 |
| 44.24.136.0/21 | 44.24.136.0 | 44.24.199.255 | 16,384 |
| 44.24.204.0/22 | 44.24.204.0 | 44.24.220.255 | 4,352 |
| 44.24.222.0/23 | 44.24.222.0 | 44.24.255.255 | 8,704 |
| 44.26.0.0/18 | 44.26.0.0 | 44.26.109.255 | 28,160 |
| 44.26.111.0/24 | 44.26.111.0 | 44.26.163.255 | 13,568 |
| 44.26.165.0/24 | 44.26.165.0 | 44.26.165.255 | 256 |
| 44.26.167.0/24 | 44.26.167.0 | 44.26.167.255 | 256 |
| 44.26.169.0/24 | 44.26.169.0 | 44.26.255.255 | 22,272 |
| 44.28.0.0/15 | 44.28.0.0 | 44.30.0.255 | 131,328 |
| 44.30.2.0/23 | 44.30.2.0 | 44.30.3.255 | 512 |
| 44.30.5.0/24 | 44.30.5.0 | 44.30.5.255 | 256 |
| 44.30.8.0/23 | 44.30.8.0 | 44.30.9.255 | 512 |
| 44.30.11.0/24 | 44.30.11.0 | 44.30.13.255 | 768 |
| 44.30.19.0/24 | 44.30.19.0 | 44.30.19.255 | 256 |
| 44.30.21.0/24 | 44.30.21.0 | 44.30.21.255 | 256 |
| 44.30.25.0/24 | 44.30.25.0 | 44.30.25.255 | 256 |
| 44.30.32.0/24 | 44.30.32.0 | 44.30.32.255 | 256 |
| 44.30.37.0/24 | 44.30.37.0 | 44.30.37.255 | 256 |
| 44.30.39.0/24 | 44.30.39.0 | 44.30.41.255 | 768 |
| 44.30.43.0/24 | 44.30.43.0 | 44.30.43.255 | 256 |
| 44.30.45.0/24 | 44.30.45.0 | 44.30.45.255 | 256 |
| 44.30.50.0/24 | 44.30.50.0 | 44.30.50.255 | 256 |
| 44.30.53.0/24 | 44.30.53.0 | 44.30.55.255 | 768 |
| 44.30.59.0/24 | 44.30.59.0 | 44.30.61.255 | 768 |
| 44.30.67.0/24 | 44.30.67.0 | 44.30.67.255 | 256 |
| 44.30.74.0/24 | 44.30.74.0 | 44.30.74.255 | 256 |
| 44.30.77.0/24 | 44.30.77.0 | 44.30.77.255 | 256 |
| 44.30.80.0/24 | 44.30.80.0 | 44.30.80.255 | 256 |
| 44.30.86.0/24 | 44.30.86.0 | 44.30.86.255 | 256 |
| 44.30.91.0/24 | 44.30.91.0 | 44.30.91.255 | 256 |
| 44.30.93.0/24 | 44.30.93.0 | 44.30.93.255 | 256 |
| 44.30.100.0/24 | 44.30.100.0 | 44.30.100.255 | 256 |
| 44.30.102.0/24 | 44.30.102.0 | 44.30.102.255 | 256 |
| 44.30.105.0/24 | 44.30.105.0 | 44.30.106.255 | 512 |
| 44.30.108.0/24 | 44.30.108.0 | 44.30.108.255 | 256 |
| 44.30.112.0/24 | 44.30.112.0 | 44.30.112.255 | 256 |
| 44.30.123.0/24 | 44.30.123.0 | 44.30.124.255 | 512 |
| 44.30.129.0/24 | 44.30.129.0 | 44.30.130.255 | 512 |
| 44.30.144.0/23 | 44.30.144.0 | 44.30.145.255 | 512 |
| 44.30.147.0/24 | 44.30.147.0 | 44.30.148.255 | 512 |
| 44.30.154.0/23 | 44.30.154.0 | 44.30.156.255 | 768 |
| 44.30.159.0/24 | 44.30.159.0 | 44.30.159.255 | 256 |
| 44.30.161.0/24 | 44.30.161.0 | 44.30.161.255 | 256 |
| 44.30.166.0/23 | 44.30.166.0 | 44.30.167.255 | 512 |
| 44.30.176.0/24 | 44.30.176.0 | 44.30.176.255 | 256 |
| 44.30.178.0/23 | 44.30.178.0 | 44.30.179.255 | 512 |
| 44.30.198.0/23 | 44.30.198.0 | 44.30.199.255 | 512 |
| 44.30.204.0/24 | 44.30.204.0 | 44.30.204.255 | 256 |
| 44.30.207.0/24 | 44.30.207.0 | 44.30.208.255 | 512 |
| 44.30.214.0/24 | 44.30.214.0 | 44.30.214.255 | 256 |
| 44.30.217.0/24 | 44.30.217.0 | 44.30.218.255 | 512 |
| 44.30.220.0/23 | 44.30.220.0 | 44.30.221.255 | 512 |
| 44.30.225.0/24 | 44.30.225.0 | 44.30.225.255 | 256 |
| 44.30.227.0/24 | 44.30.227.0 | 44.30.228.255 | 512 |
| 44.30.233.0/24 | 44.30.233.0 | 44.30.255.255 | 5,888 |
| 44.31.5.0/24 | 44.31.5.0 | 44.31.5.255 | 256 |
| 44.31.9.0/24 | 44.31.9.0 | 44.31.10.255 | 512 |
| 44.31.19.0/24 | 44.31.19.0 | 44.31.21.255 | 768 |
| 44.31.33.0/24 | 44.31.33.0 | 44.31.35.255 | 768 |
| 44.31.45.0/24 | 44.31.45.0 | 44.31.45.255 | 256 |
| 44.31.51.0/24 | 44.31.51.0 | 44.31.51.255 | 256 |
IPv6 prefixes
4
2001:48d0:c000::/342607:f380:1::118:9a41:7380/1222607:f720::/352607:f720:1700:1b31::/32
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