Data as of Nov 14, 2026
144.87.0.0/20
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
Recent change
New origin Sep 2026
from AS2856 British Telecommunications Limited, after 2.3 years unannounced
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 144.87.0.0/21 since Nov 3, 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
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2016
- Current origin since
- Sep 2026 · 2 mo
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS2856 | RIPE | BTSS (CSC/RMG) | BTNET-MNT | May 26, 2016 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 144.87.8.0/21 | 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