ca.us
One organisation, resolved across 4 separately-registered clusters
linked by shared operating domain ca.us — not name similarity, so
genuinely different organisations that share a name are excluded.
Data as of 2026-09-20
4 clusters ·
1,266 netblocks ·
2,452,992 IPv4 addresses ·
31 IPv6 prefixes
IPv6 ranges (31)
- 2607:f380::/32
- 2607:f708::/32
- 2001:468:e00::/40
- 2a14:7584:e200::/40
- 2607:f380:100::/48
- 2607:f380:101::/48
- 2607:f380:4::/48
- 2607:f380:808::/48
- 2607:f380:80c::/48
- 2607:f380:80f::/48
- 2607:f380:828::/48
- 2607:f380:868::/48
- 2607:f380:86c::/48
- 2607:f380:874::/48
- 2607:f380:884::/48
- 2607:f380:88c::/48
- 2607:f380:890::/48
- 2607:f380:8a5::/48
- 2607:f380:8ac::/48
- 2607:f380:8c3::/48
- 2607:f380:8c4::/48
- 2607:f380:8e0::/48
- 2607:f380:a41::/48
- 2607:f380:a44::/48
- 2607:f380:a54::/48
- 2607:f380:a58::/48
- 2607:f380:a5c::/48
- 2607:f380:a61::/48
- 2607:f380:a62::/48
- 2607:f380:a67::/48
- 2a07:c6c0:37::/48
Member clusters
- CENIC 790 netblocks
- Los Angeles County Office of Education 289 netblocks
- Riverside County Office of Education 142 netblocks
- Orange County Department of Education 60 netblocks