Data as of Nov 10, 2026
81.201.131.0/24
No anonymizer space · no proxy exits in 30 daysANS Academy 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 |
|---|---|---|---|---|---|---|
| 81.201.128.0/20 | 4,096 | UK-FAST-20021011 | ANS Academy Limited (ORG-UL3-RIPE) · GB | ALLOCATED PA | Oct 11, 2002 | csoc-hybridcloud@ |
| └ 81.201.131.0/24 | 256 | UKFAST | See UKFAST-MNT for contact details | ASSIGNED PA | Oct 13, 2009 | csoc-hybridcloud@ via UK-FAST-20021011 |
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 81.201.128.0/20
- Prefix
- 81.201.128.0/20
- Announced by
- AS61323 ANS Academy Limited
- Type
- Hosting
- RPKI
- RPKI valid
- Netname
- UK-FAST-20021011
- Registrant
- ANS Academy Limited
- RIR
- RIPE NCC
Origin network
AS61323
GB
- Name
- ANS Academy Limited
- Type
- Hosting
- Registered
- Jun 15, 2016
- Domain
- ans.co.uk
- Website
- www.ans.co.uk
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 81.201.128.0/20
81.201.128.0/20
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Jul 2019 · 7.3 yr
- Origin networks
- 3
- Last change of origin
- Jul 2019
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 81.201.128.0/20 | AS61323 | /20 | RIPE | RPKI valid |
IRR
Route objects on 81.201.128.0/20
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS61323 | RIPE | UKFAST-MNT | Jun 20, 2019 |
Whois
Registration for this announcement
- Range
- 81.
201. 128. 0/ 20 - Netname
- UK-FAST-20021011
- Registrant
- ANS Academy Limited
- Registrant country
- GB
- Organization
- ANS Academy Limited (ORG-UL3-RIPE)
- Org country
- GB
- Type
- ALLOCATED PA
- Created
- Oct 11, 2002
- Updated
- May 18, 2020
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Oct 11, 2002
- Status
- assigned
Report abuse
Abuse contact
- csoc-hybridcloud@
ans. co. uk - Name
- UKFast DBM
- Handle
- UD403-RIPE