Data as of Nov 7, 2026
185.238.18.0/23
No anonymizer space · no proxy exits in 30 daysTelefonica UK Limited
Announcement
this exact prefix
RPKI valid
Announced by
Type
Mobile
Risk
10 / 100 · Low
Shared address
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 185.238.16.0/22 | 1,024 | UK-O2UK-20171220 | Telefonica UK Limited (ORG-TOUL2-RIPE) · GB | ALLOCATED PA | Dec 20, 2017 | ripe@ |
| └ 185.238.18.0/23 | 512 | Reference-Test | Telefonica UK Limited | ASSIGNED PA | Aug 1, 2022 | ripe@ via UK-O2UK-20171220 |
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
Registry
Holder
- Organization
- Telefonica UK Limited
- Handle
- ORG-TOUL2-RIPE
- Range
- 185.
238. 16. 0/ 22 - Registration type
- ALLOCATED PA
- Record created
- Dec 20, 2017
Origin network
AS29180
GB
- Name
- Telefonica UK Limited
- Type
- Internet provider
- Registered
- Jun 23, 2003
- Domain
- o2.co.uk
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 2022
- Current origin since
- Sep 2022 · 4.2 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 185.
238. 18. 0/ 23 - Netname
- Reference-Test
- Registrant
- Telefonica UK Limited
- Registrant country
- GB
- Organization
- Telefonica UK Limited
- Org country
- GB
- Type
- ASSIGNED PA
- Created
- Aug 1, 2022
- Updated
- Aug 1, 2022
- Maintainer
- O2UK-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Dec 20, 2017
- Status
- assigned
Report abuse
Abuse contact
- ripe@
o2. com - Name
- O2 UK IP Space Management
- Handle
- OUIS1-RIPE