San Diego Supercomputer Center
Data as of 2026-09-13
BGP inherited
This organisation
| Netblocks | 59 · 171,264 IPv4 addresses |
| IPv6 | 5 prefixes (largest 2001:48d0::/32) |
| Also registered under this name | 92 netblocks across 10 separate records |
| Record ID | 241584596 |
| Registry | BGP |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 26 shared RIR contact/maintainer handles |
| Registry names | 6 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (59)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 8.4.120.0/22 | San Diego Broadband | BGP | ANNOUNCED | ● high |
| 8.25.32.0/23 | San Diego Broadband | BGP | ANNOUNCED | ● high |
| 8.25.36.0/22 | San Diego Broadband | BGP | ANNOUNCED | ● high |
| 8.25.37.0/24 | San Diego Broadband | BGP | ANNOUNCED | ● high |
| 38.22.48.0/21 | San Diego Broadband | BGP | ANNOUNCED | ● high |
| 38.22.48.0/22 | San Diego Broadband | BGP | ANNOUNCED | ● high |
| 38.22.52.0/22 | San Diego Broadband | BGP | ANNOUNCED | ● high |
| 38.22.60.0/22 | San Diego Broadband | BGP | ANNOUNCED | ● high |
| 38.96.24.0/22 | San Diego Broadband | BGP | ANNOUNCED | ● high |
| 44.8.5.0/24 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 64.154.88.0/22 | San Diego Broadband | BGP | ANNOUNCED | ● high |
| 67.58.56.0/21 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 132.249.0.0/16 | San Diego Supercomputer Center | ARIN | DIRECT ALLOCATION | ● high |
| 132.249.104.0/22 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 153.105.0.0/16 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 192.12.207.0/24 | San Diego Supercomputer Center | ARIN | DIRECT ALLOCATION | ● high |
| 192.31.21.0/24 | San Diego Supercomputer Center | ARIN | DIRECT ALLOCATION | ● high |
| 192.65.200.0/24 | San Diego Supercomputer Center | ARIN | DIRECT ALLOCATION | ● high |
| 192.67.20.0/24 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 192.67.21.0/24 | San Diego Supercomputer Center | ARIN | DIRECT ALLOCATION | ● high |
| 192.67.81.0/24 | San Diego Supercomputer Center | ARIN | DIRECT ALLOCATION | ● high |
| 192.67.82.0/24 | San Diego Supercomputer Center | ARIN | DIRECT ALLOCATION | ● high |
| 192.172.226.0/24 | San Diego Supercomputer Center | ARIN | DIRECT ALLOCATION | ● high |
| 192.207.234.0/24 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 192.225.112.0/20 | San Diego Broadband | BGP | ANNOUNCED | ● high |
| 192.225.112.0/21 | San Diego Broadband | BGP | ANNOUNCED | ● high |
| 192.225.120.0/21 | San Diego Broadband | BGP | ANNOUNCED | ● high |
| 192.225.127.0/24 | San Diego Broadband | BGP | ANNOUNCED | ● high |
| 198.17.46.0/24 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 198.17.47.0/24 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 198.17.101.0/24 | San Diego Supercomputer Center | ARIN | DIRECT ALLOCATION | ● high |
| 198.187.221.0/24 | San Diego Supercomputer Center | ARIN | DIRECT ALLOCATION | ● high |
| 198.187.222.0/24 | San Diego Supercomputer Center | ARIN | DIRECT ALLOCATION | ● high |
| 198.202.64.0/20 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 198.202.64.0/18 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 198.202.80.0/20 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 198.202.96.0/19 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 198.202.96.0/20 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 198.202.100.0/22 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 198.202.104.0/24 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 198.202.110.0/24 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 198.202.112.0/20 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 198.202.112.0/21 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 198.202.114.0/23 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 198.202.116.0/23 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 198.202.118.0/23 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 198.202.120.0/24 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 199.165.16.0/20 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 199.165.17.0/24 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 204.75.159.0/24 | San Diego Computer Society | ARIN | DIRECT ALLOCATION | ● high |
| 209.16.132.0/22 | San Diego Broadband | BGP | ANNOUNCED | ● high |
| 209.242.156.0/23 | San Diego Padres | BGP | ANNOUNCED | ● high |
| 209.242.157.0/24 | San Diego Padres | BGP | ANNOUNCED | ● high |
| 216.105.47.0/24 | San Diego Broadband | BGP | ANNOUNCED | ● high |
| 2001:48d0::/32 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 2001:48d0::/35 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 2001:48d0:5000::/37 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 2001:48d0:5000::/48 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
| 2001:48d0:6000::/35 | San Diego Supercomputer Center | BGP | ANNOUNCED | ● high |
IPv6 ranges (5)
Footprint over time
12 weekly snapshots · JSON
72
-2 netblocks since 2026-07-05
2026-07-05
peak 74
2026-09-13
Domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: F
how networks compare →
2.8%
of checked blocks have valid RPKI ROA coverage
(2 of 72)
No discrepancies found among checked blocks.
NIC Handles
AS1909
AS195
AS40866
AS46268
ENS13-ARIN
HERMA36-ARIN
HERMA36-ARIN
MNO68-ARIN
MNO68-ARIN
MORGA20-ARIN
MS292-ARIN
MS292-ARIN
+14 more