Data as of Nov 11, 2026
51.52.0.0/22
No anonymizer space · no proxy exits in 30 daysGamma Telecom Holdings Ltd · space held by Gamma Telecom 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 |
|---|---|---|---|---|---|---|
| 51.52.0.0/16 | 65,536 | GAMMA-2 | Gamma Telecom Limited (ORG-GTL19-RIPE) · GB | LEGACY | Jun 17, 2015 | abuse@ |
| └ 51.52.0.0/22 | 1,024 | GAMMA-CES | Gamma CES Infrastructure | LEGACY | May 26, 2023 | abuse@ via GAMMA-2 |
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 51.52.0.0/16
- Prefix
- 51.52.0.0/16
- Announced by
- AS31655 Gamma Telecom Holdings Ltd
- Type
- Residential
- Proxy exits
- 386
- Always-on exits
- 44
- RPKI
- RPKI valid
- Netname
- GAMMA-2
- Registrant
- Gamma Telecom Limited
- RIR
- RIPE NCC
Origin network
AS31655
GB
- Name
- Gamma Telecom Holdings Ltd
- Type
- Internet provider
- Registered
- Jul 2, 2004
- Domain
- gamma.co.uk
- Website
- www.gamma.co.uk/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 51.52.0.0/16
51.52.0.0/16
Routing history
- Pattern
- Stable
- First seen
- Dec 2016
- Current origin since
- Dec 2016 · 9.9 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 51.52.0.0/16 | AS31655 | /24 | RIPE | RPKI valid |
IRR
Route objects on 51.52.0.0/16
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS31655 | RIPE | Gamma Telecom Holdings Ltd | MNT-GTHL | May 23, 2016 |
Whois
Registration for this announcement
- Range
- 51.
52. 0. 0/ 16 - Netname
- GAMMA-2
- Registrant
- Gamma Telecom Limited
- Registrant country
- GB
- Organization
- Gamma Telecom Limited (ORG-GTL19-RIPE)
- Org country
- GB
- Type
- LEGACY
- Created
- Jun 17, 2015
- Updated
- Sep 28, 2026
- Maintainer
- RIPE-NCC-LEGACY-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Sep 1, 1993
- Status
- assigned
Report abuse
Abuse contact
- abuse@
gamma. co. uk - Name
- Gamma Abuse Contact
- Handle
- GAC-GB