Data as of Nov 6, 2026
159.253.66.56/30
No anonymizer space · no proxy exits in 30 daysBritish Telecommunications Limited · space held by KCOM Group Limited
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 159.253.64.0/20 since Feb 2012 | AS12390 | Residential | 100 21 always on | KCOM Group 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 |
|---|---|---|---|---|---|---|
| 159.253.64.0/20 | 4,096 | UK-KINGSTON-20110921 | KCOM Group Limited (ORG-TCL3-RIPE) · GB | ALLOCATED PA | Sep 21, 2011 | abuse@ |
| └ 159.253.66.56/30 | 4 | YactingAssociation-BTDIA | Yacting Association #722 | ASSIGNED PA | Mar 21, 2012 | abuse@ via UK-KINGSTON-20110921 |
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 159.253.66.0/23
- Prefix
- 159.253.66.0/23
- Announced by
- AS2856 British Telecommunications Limited
- Type
- Residential
- RPKI
- RPKI valid
- Netname
- UK-KINGSTON-20110921
- Registrant
- KCOM Group Limited
- RIR
- RIPE NCC
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
Covering aggregate above, the prefix's own history below
159.253.66.0/23
Routing history
- Pattern
- Stable
- First seen
- Mar 2012
- Current origin since
- Mar 2012 · 15 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 159.253.66.0/23 | AS2856 | /23 | RIPE | RPKI valid |
| 159.253.64.0/20 | AS19905 | /24 | RIPE | Another network |
| 159.253.64.0/20 | AS12390 | /20 | RIPE | Another network |
IRR
Route objects on 159.253.66.0/23
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS2856 | RIPE | BT13032012 | BTNET-MNT | Mar 13, 2012 |
Whois
Registration for this announcement
- Range
- 159.
253. 64. 0/ 20 - Netname
- UK-KINGSTON-20110921
- Registrant
- KCOM Group Limited
- Registrant country
- GB
- Organization
- KCOM Group Limited (ORG-TCL3-RIPE)
- Org country
- GB
- Type
- ALLOCATED PA
- Created
- Sep 21, 2011
- Updated
- Nov 17, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Sep 21, 2011
- Status
- assigned
Report abuse
Abuse contact
- abuse@
kcom. com - Name
- KINGSTON ROLE
- Handle
- KR2955-RIPE