Data as of Nov 9, 2026
51.230.52.0/24
1 residential-proxy exit · 30 daysBritish Telecommunications Limited · space held by Department for Work and Pensions
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
1
selling exits here
Oct 10, 2026 – Nov 8, 2026
Exits seen per day
3 observations
Proxy providers listing exits
- NovaProxy
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 |
|---|---|---|---|---|---|---|
| 51.230.0.0/15 | 131,072 | UK-DWP | Department for Work and Pensions (ORG-DFWA1-RIPE) · GB | LEGACY | Aug 23, 2019 | ipabuse@ |
| └ 51.230.0.0/16 | 65,536 | UK-DWP | unknown | LEGACY | Oct 14, 2020 | ipabuse@ via UK-DWP |
| └ 51. | 65,280 | UK-DWP | unknown | LEGACY | Oct 14, 2020 | ipabuse@ via UK-DWP |
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
Announced by
Covering announcement 51.230.48.0/20
- Prefix
- 51.230.48.0/20
- Announced by
- AS2856 British Telecommunications Limited
- Type
- Residential
- Proxy exits
- 2
- RPKI
- No RPKI
- Netname
- UK-DWP
- RIR
- RIPE NCC
Registry
Holder
- Organization
- Department for Work and Pensions
- Handle
- ORG-DFWA1-RIPE
- Range
- 51.
230. 0. 0/ 15 - Registration type
- LEGACY
- Record created
- Aug 23, 2019
- Legacy
- yes
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 51.230.48.0/20
51.230.48.0/20
Routing history
- Pattern
- Stable
- First seen
- Mar 2021
- Current origin since
- Mar 2021 · 5.6 yr
- Origin networks
- 1
IRR
Route objects on 51.230.48.0/20
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS2856 | RIPE | DWP-MNT UK-WORK-PENSIONS-1-MNT | Mar 10, 2021 |
Whois
Registration for this announcement
- Range
- 51.
230. 0. 0 - 51. 230. 254. 255 - Netname
- UK-DWP
- Registrant country
- GB
- Organization
- Not stated by the registry
- Type
- LEGACY
- Created
- Oct 14, 2020
- Updated
- Feb 6, 2024
- Maintainer
- DWP-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Sep 1, 1993
- Status
- assigned
Report abuse
Abuse contact
- ipabuse@
dwp. gov. uk - Name
- DWP-NETWORKS
- Handle
- DA10544-RIPE