BRITISH TELECOMMUNICATIONS LIMITED
British Telecommunications Limited
GLEIF verified
Complete entity footprint
3 linked clusters ·
95,584 netblocks ·
38,887,061 IPv4 addresses
This organisation's clusters combined by evidence —
shared operating domain plus.net
— not name similarity, so genuinely different organisations that share a name are excluded.
LEI
549300OWFMSO9NYV4H90
Registered name
BRITISH TELECOMMUNICATIONS LIMITED
Jurisdiction
Ultimate parent
BT GROUP PLC
213800LRO7NS5CYQMN21
Cluster stats
| Netblocks | 1,196 · 34,758,902 IPv4 addresses |
| Registered in | United Kingdom (649) · United States (192) · LT (33) · Ukraine (30) · United Arab Emirates (29) · Germany (26) |
| All fragments | 1,198 blocks across 2 clusters |
| Cluster ID | 208785053 |
| Registry | BGP |
| Owner jurisdiction | GB |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 549300OWFMSO9NYV4H90 |
| Shared handles | clustered on 100 shared RIR contact/maintainer handles |
| Registry names | 11 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
2 weekly snapshots · JSON
1,195
0 netblocks since 2026-07-13
2026-07-13
peak 1,195
2026-07-19
IP Ranges (1,196)
showing 50 of 1,196 — see all — ⬇ export CSV (free export limited to 500 rows — subscribe for the full export)| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 31.11.56.0/23 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 31.95.0.0/21 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 31.95.14.0/23 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 31.95.16.0/20 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 31.95.48.0/21 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 31.95.56.0/24 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 31.95.96.0/19 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 31.95.160.0/20 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 31.95.184.0/21 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 31.95.208.0/21 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 31.95.218.0/23 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 31.95.220.0/22 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 31.95.246.0/23 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 31.108.0.0/14 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 31.125.0.0/16 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 31.185.32.0/19 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 31.185.128.0/17 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 37.152.192.0/18 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 46.208.0.0/16 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 46.248.8.0/23 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 46.248.10.0/23 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 51.6.0.0/15 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 51.9.0.0/16 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.0.0/18 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.1.0/24 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.2.0/23 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.4.0/22 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.7.0/24 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.8.0/22 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.11.0/24 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.12.0/22 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.15.0/24 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.20.0/22 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.24.0/22 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.28.0/22 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.31.0/24 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.32.0/22 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.34.0/24 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.36.0/24 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.36.0/22 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.39.0/24 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.40.0/22 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.44.0/22 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.48.0/22 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 61.14.52.0/24 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 62.5.0.0/17 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 62.102.0.0/17 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 62.134.0.0/16 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 62.172.0.0/21 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
| 62.173.192.0/18 | British Telecommunications Limited | BGP | ANNOUNCED | ● high |
Domains hosted in this network
what's this?Customer-delegated space
how is this classified?
Unclassified
1,145 (95.7%)
Customer access pools
51 (4.3%)
Network trust
what's this?
RPKI hygiene: C
how networks compare →
77.8%
of checked blocks have valid RPKI ROA coverage
(931 of 1,196)
No discrepancies found among checked blocks.
NIC Handles
AB34802-RIPE
AO-NET-MNT
AR834
ARCOR-MNT
AS12576-MNT
AS13205
AS15525-MNT
AS25180
AS2856
AS3254-MNT
AS3257-IPAM-MNT
AS3300
+88 more