BTTEL

Data as of 2026-07-26
BGP inherited
Cluster stats
Netblocks12 · 3,696 IPv4 addresses
Registered in Spain (9) · United Kingdom (3)
All fragments 14 blocks across 3 clusters
Cluster ID214612807
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 5 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

6 weekly snapshots · JSON
12 0 netblocks since 2026-07-05
2026-07-05 peak 12 2026-07-26

IP Ranges (12)

⬇ export CSV
CIDR Org name Registry Status Confidence
81.144.35.0/24 BTTEL-NET RIPE ASSIGNED PA ● low
81.144.40.0/21 BTTEL-NET RIPE ASSIGNED PA ● low
81.144.96.0/22 BTTEL-NET RIPE ASSIGNED PA ● low
212.49.166.112/28 BTTEL RIPE ASSIGNED PA ● low
212.49.181.64/26 BTTEL RIPE ASSIGNED PA ● low
212.163.27.0/27 BTTEL RIPE ASSIGNED PA ● low
212.163.33.64/26 BTTEL RIPE ASSIGNED PA ● low
213.9.138.128/26 BTTEL RIPE ASSIGNED PA ● low
213.9.156.192/26 BTTEL RIPE ASSIGNED PA ● low
213.9.216.0/28 BTTEL RIPE ASSIGNED PA ● low
213.9.225.64/27 BTTEL RIPE ASSIGNED PA ● low
213.9.235.176/28 BTTEL RIPE ASSIGNED PA ● low

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (12 of 12)
Possible discrepancies (3)

These blocks are registered to BTTEL 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.

81.144.40.0/21 /21 authorized for AS2856 — British Telecommunications Limited
81.144.96.0/22 /22 authorized for AS2856 — British Telecommunications Limited
81.144.35.0/24 /24 authorized for AS2856 — British Telecommunications Limited

NIC Handles

BTNET-MNT DUMY-RIPE DUMY-RIPE EVOLUTIO-MNT LYNTIA-MNT