Data as of Nov 8, 2026
212.31.200.0/22
No anonymizer space · no proxy exits in 30 daysBritish Telecommunications Limited
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 212.31.192.0/19 | 8,192 | UK-BTGIA-980903 | British Telecommunications Limited (ORG-CNS3-RIPE) · GB | ALLOCATED PA | Aug 2, 2002 | abuse@ |
| └ 212.31.203.24/29 | 8 | convergia | Convergia-korntal | ASSIGNED PA | Mar 7, 2003 | abuse@ via UK-BTGIA-980903 |
| └ 212.31.203.64/28 | 16 | samsung-frankfurt | samsung-frankfurt | ASSIGNED PA | Jul 11, 2003 | abuse@ via UK-BTGIA-980903 |
| └ 212.31.203.88/30 | 4 | Avaya-Deutschland-GmbH | Avaya Deutschland GmbH | ASSIGNED PA | Oct 22, 2003 | abuse@ via UK-BTGIA-980903 |
| └ 212.31.203.128/29 | 8 | Collins | Collins & Aikman Automotive | ASSIGNED PA | Jun 21, 2004 | abuse@ via UK-BTGIA-980903 |
| └ 212.31.203.160/29 | 8 | DCX-Cho-Enterprises | DCX-Cho-Enterprises | ASSIGNED PA | Jul 8, 2003 | abuse@ via UK-BTGIA-980903 |
| └ 212.31.203.168/30 | 4 | Avaya_ | Avaya Gmbh | ASSIGNED PA | Apr 1, 2003 | abuse@ via UK-BTGIA-980903 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
1,024 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 976 | 95% | 6 | |
| Business | 48 | 4.7% | 6 |
Network & registry
Announced by
Covering announcement 212.31.192.0/19
- Prefix
- 212.31.192.0/19
- Announced by
- AS5400 British Telecommunications Limited
- Type
- Internet provider
- RPKI
- RPKI valid
- Netname
- UK-BTGIA-980903
- Registrant
- British Telecommunications Limited
- RIR
- RIPE NCC
Origin network
AS5400
GB
- Name
- British Telecommunications Limited
- Type
- Internet provider
- Registered
- Aug 15, 1995
- Domain
- bt.net
- Website
- www.bt.net
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 212.31.192.0/19
212.31.192.0/19
Routing history
- Pattern
- Stable
- First seen
- Jul 2005
- Current origin since
- Jul 2005 · 21 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 212.31.192.0/19 | AS5400 | /19 | RIPE | RPKI valid |
IRR
Route objects on 212.31.192.0/19
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS5400 | RIPE | AS5400 route | CIP-MNT | Aug 18, 2005 |
Whois
Registration for this announcement
- Range
- 212.
31. 192. 0/ 19 - Netname
- UK-BTGIA-980903
- Registrant
- British Telecommunications Limited
- Registrant country
- GB
- Organization
- British Telecommunications Limited (ORG-CNS3-RIPE)
- Org country
- GB
- Type
- ALLOCATED PA
- Created
- Aug 2, 2002
- Updated
- Aug 20, 2018
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Sep 3, 1998
- Status
- assigned
Report abuse
Abuse contact
- abuse@
eu. bt. net - Name
- Abuse-C Role
- Handle
- AR15037-RIPE