Adams TelSystems, Inc.
BGP inherited
Cluster stats
Netblocks11
All fragments 47 blocks across 21 clusters
Cluster ID191809524
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 5 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
11 0 netblocks since 2026-07-05
2026-07-05 peak 11 2026-07-06

IP Ranges (11)

⬇ export CSV
CIDR Org name Registry Status Confidence
66.226.96.0/19 Adams TelSystems, Inc. BGP ANNOUNCED ● high
75.98.176.0/20 Adams TelSystems, Inc. BGP ANNOUNCED ● high
159.48.96.0/19 Adams TelSystems, Inc. BGP ANNOUNCED ● high
206.71.192.0/19 Adams TelSystems, Inc. BGP ANNOUNCED ● high
208.115.136.139/32 Adams TelSystems, Inc. PEERINGDB ASSIGNED ● high
216.138.0.0/20 Adams TelSystems, Inc. BGP ANNOUNCED ● high
216.138.16.0/20 Adams TelSystems, Inc. BGP ANNOUNCED ● high
216.138.32.0/20 Adams TelSystems, Inc. BGP ANNOUNCED ● high
2001:504:0:4:0:1:2033:1/128 Adams TelSystems, Inc. PEERINGDB ASSIGNED ● high
2605:3000::/32 Adams TelSystems, Inc. BGP ANNOUNCED ● high
2a00:2381:c14c::/48 ADAMS-AND RIPE AGGREGATED-BY-LIR ● low

Network trust

what's this?
RPKI hygiene: F how networks compare →
9.1% of checked blocks have valid RPKI ROA coverage (1 of 11)
Possible discrepancies (1)

These blocks are registered to Adams TelSystems, Inc. but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a00:2381:c14c::/48 /48 authorized for AS2856 — British Telecommunications PLC

NIC Handles

AS12033 AS12033 BTNET-MNT DUMY-RIPE DUMY-RIPE