Data as of Nov 14, 2026
144.87.0.0/21
No anonymizer space · no proxy exits in 30 daysBritish Telecommunications Limited · space held by Royal Mail Group Limited
Announcement
this exact prefix
No RPKI
Announced by
Type
Business
Risk
0 / 100 · Low
Recent change
New origin Nov 3, 2026
from AS2856 British Telecommunications Limited
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 144.87.0.0/20 since Sep 2026 | AS2856 | Business | Royal Mail Group Limited |
Network & registry
Origin network
AS2856
GB
- Name
- British Telecommunications Limited
- Type
- Internet provider
- Registered
- Dec 22, 1993
- Domain
- bt.net
- Website
- www.bt.net
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 12
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jul 2018
- Current origin since
- Nov 3, 2026 · under a month
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS2856 | RIPE | BTSS (CSC/RMG) | BTNET-MNT | Feb 13, 2018 |
Whois
Registration for this announcement
- Range
- 144.
87. 0. 0/ 16 - Netname
- UKPOIT-NET
- Registrant
- Royal Mail Group Limited
- Registrant country
- GB
- Organization
- Royal Mail Group Limited (ORG-BR23-RIPE)
- Org country
- GB
- Type
- LEGACY
- Created
- Dec 9, 2003
- Updated
- Aug 3, 2026
- Maintainer
- RIPE-NCC-LEGACY-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Nov 20, 1990
- Status
- assigned
Report abuse
Abuse contact
- abuse@
bt. com - Name
- Abuse-C Role
- Handle
- AR13878-RIPE