Alabama Supercomputer Authority

Data as of 2026-08-23
BGP inherited
Complete entity footprint
2 linked clusters · 994 netblocks · 3,088,809 IPv4 addresses · 152 IPv6 prefixes
This organisation's clusters combined by evidence — shared operating domain domain.tld — not name similarity, so genuinely different organisations that share a name are excluded.
View the full entity page →
Cluster stats
Netblocks124 · 210,176 IPv4 addresses
IPv6 22 prefixes (largest 2607:f808::/32)
Cluster ID226912503
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 6 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

9 weekly snapshots · JSON
131 +21 netblocks since 2026-07-05
2026-07-05 peak 131 2026-08-23

IP Ranges (124)

showing 50 of 124 — see all⬇ export CSV
CIDR Org name Registry Status Confidence
216.109.0.0/18 Alabama Supercomputer Network ARIN DIRECT ALLOCATION ● high
129.66.0.0/16 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
129.66.5.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
129.66.48.0/20 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
129.66.93.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
129.66.144.0/20 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
157.149.0.0/16 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
192.31.107.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
192.211.32.0/23 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
192.211.39.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
192.211.41.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
192.211.42.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
192.211.44.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
192.211.45.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
198.49.31.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
198.200.158.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
198.204.100.0/22 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
198.204.101.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.20.16.0/20 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.20.16.0/22 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.20.17.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.20.18.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.20.19.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.20.20.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.20.21.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.20.22.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.20.25.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.20.26.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.20.27.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.20.28.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.88.16.0/20 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.248.173.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.248.174.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.248.175.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.248.176.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.248.177.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
199.248.178.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
204.29.64.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
204.29.64.0/18 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
204.29.65.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
204.29.66.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
204.29.68.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
204.29.74.0/23 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
204.29.76.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
204.29.77.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
204.29.78.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
204.29.91.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
204.29.108.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
204.29.109.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium
204.29.110.0/24 Alabama Supercomputer Authority BGP ANNOUNCED ● medium

IPv6 ranges (22)

showing the 15 largest allocations

Domains hosted in this network

what's this?

Network trust

what's this?
RPKI hygiene: B how networks compare →
87.0% of checked blocks have valid RPKI ROA coverage (114 of 131)
No discrepancies found among checked blocks.

NIC Handles

AS3464 ASC ASC-Z MD3-ORG-ARIN MD3-ORG-ARIN MD3-ORG-ARIN