Data as of Nov 6, 2026
31.11.56.0/23
No anonymizer space · no proxy exits in 30 daysBritish Telecommunications Limited
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 31.11.56.0/21 | 2,048 | UK-BTENT-20110414 | British Telecommunications Limited (ORG-BT4-RIPE) · GB | ALLOCATED PA | Apr 14, 2011 | protect@ |
| └ 31.11.56.0/23 | 512 | BT-ICH-AMS-NIE | BT DCS Niewegein Data Centre | ASSIGNED PA | Jun 25, 2012 | protect@ via UK-BTENT-20110414 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Registry
Holder
- Organization
- British Telecommunications Limited
- Handle
- ORG-BT4-RIPE
- Range
- 31.
11. 56. 0/ 21 - Registration type
- ALLOCATED PA
- Record created
- Apr 14, 2011
Origin network
AS13205
GB
- Name
- British Telecommunications Limited
- Type
- Hosting
- Registered
- May 4, 2000
- Domain
- bt.com
- Industry
- Hosting, Cloud Provider, Data Center, Server Colocation
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2013
- Current origin since
- Mar 2013 · 14 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 31.
11. 56. 0/ 23 - Netname
- BT-ICH-AMS-NIE
- Registrant
- BT DCS Niewegein Data Centre
- Registrant country
- NL
- Organization
- BT DCS Niewegein Data Centre
- Org country
- NL
- Type
- ASSIGNED PA
- Created
- Jun 25, 2012
- Updated
- Jun 25, 2012
- Maintainer
- ICH-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Apr 14, 2011
- Status
- assigned
Report abuse
Abuse contact
- protect@
bt. com - Name
- BT Corporate Registry
- Handle
- BTCR3-RIPE