AT-T
Cluster stats
Netblocks23
All fragments 82 blocks across 21 clusters
Cluster ID191899509
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 7 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
23 0 netblocks since 2026-07-05
2026-07-05 peak 23 2026-07-06

IP Ranges (23)

⬇ export CSV
CIDR Org name Registry Status Confidence
37.128.80.120/29 AT-T RIPE ASSIGNED PA ● low
62.148.79.56/30 AT-T RIPE ASSIGNED PA ● low
77.252.103.224/29 AT-T RIPE ASSIGNED PA ● low
77.252.211.144/29 AT-T RIPE ASSIGNED PA ● low
78.11.69.12/30 AT-T RIPE ASSIGNED PA ● low
78.11.112.0/30 AT-T RIPE ASSIGNED PA ● low
78.11.122.0/29 AT-T RIPE ASSIGNED PA ● low
81.210.117.160/29 AT-T RIPE ASSIGNED PA ● low
81.210.119.248/30 AT-T RIPE ASSIGNED PA ● low
85.128.33.8/29 AT-T RIPE ASSIGNED PA ● low
85.128.33.32/29 AT-T RIPE ASSIGNED PA ● low
85.128.111.128/29 AT-T RIPE ASSIGNED PA ● low
87.204.54.192/26 AT-T RIPE ASSIGNED PA ● low
89.171.39.76/30 AT-T RIPE ASSIGNED PA ● low
89.171.58.136/29 AT-T RIPE ASSIGNED PA ● low
89.171.116.200/29 AT-T RIPE ASSIGNED PA ● low
89.171.137.4/30 AT-T RIPE ASSIGNED PA ● low
194.182.254.0/24 AT-T RIPE ASSIGNED PA ● low
195.59.194.8/30 AT-T RIPE ASSIGNED PA ● low
213.17.239.64/29 AT-T RIPE ASSIGNED PA ● low
213.241.39.184/29 AT-T RIPE ASSIGNED PA ● low
213.241.90.240/29 AT-T RIPE ASSIGNED PA ● low
2a04:d300::/64 At-t RIPE ASSIGNED ● low

Network trust

what's this?
RPKI hygiene: A how networks compare →
95.7% of checked blocks have valid RPKI ROA coverage (22 of 23)
No discrepancies found among checked blocks.

NIC Handles

DUMY-RIPE DUMY-RIPE NETIA-MNT TDK-MNT VODAFONE-WORLDWIDE-MNTNER at-telecom-mnt ru-attelecom-1-mnt