Data as of Nov 3, 2026
81.2.153.0/24
1 residential-proxy exit · 30 daysOpen Fibre Networks (Wholesale) Limited · space held by Cogent Communications Group LLC
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
2
selling exits here
Oct 4, 2026 – Nov 2, 2026
Exits seen per day
1 observation
Proxy providers listing exits
- GoProxies
- Oxylabs
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 81.2.128.0/18 since Sep 2005 | AS174 | Internet provider | 1,642 189 always on | Cogent Communications Group LLC |
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 |
|---|---|---|---|---|---|---|
| 81.2.128.0/18 | 16,384 | US-COGENT-20020315 | Cogent Communications Group LLC (ORG-GATI1-RIPE) · US | ALLOCATED PA | Mar 15, 2002 | [email protected] |
| └ 81.2.152.0/21 | 2,048 | IFNL-3-CGNT | Independent Fibre Networks | ASSIGNED PA | Aug 11, 2017 | [email protected] via US-COGENT-20020315 |
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 81.2.152.0/21
- Prefix
- 81.2.152.0/21
- Announced by
- AS48945 Open Fibre Networks (Wholesale) Limited
- Type
- Internet provider
- Proxy exits
- 37
- Always-on exits
- 1
- RPKI
- No RPKI
- Netname
- IFNL-3-CGNT
- Registrant
- Independent Fibre Networks
- RIR
- RIPE NCC
IPv4 market
Holder
- Organization
- Cogent Communications Group LLC
- Handle
- ORG-GATI1-RIPE
- Range
- 81.2.128.0/18
- Registration type
- ALLOCATED PA
- Record created
- Mar 15, 2002
Origin network
AS48945
GB
- Name
- Open Fibre Networks (Wholesale) Limited
- Type
- Internet provider
- Registered
- Mar 4, 2009
- Domain
- ofnl.co.uk
- Website
- www.ofnl.co.uk
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
81.2.152.0/21
Routing history
- Pattern
- Stable
- First seen
- Sep 2017
- Current origin since
- Sep 2017 · 9.2 yr
- Origin networks
- 1
IRR
Route objects on 81.2.152.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS48945 | RIPE | Independent Fibre Networks | COGENT-ROUTE-MNT | Aug 11, 2017 |
Whois
Registration for this announcement
- Range
- 81.2.152.0/21
- Netname
- IFNL-3-CGNT
- Registrant
- Independent Fibre Networks
- Registrant country
- GB
- Organization
- Independent Fibre Networks
- Org country
- GB
- Type
- ASSIGNED PA
- Created
- Aug 11, 2017
- Updated
- Aug 11, 2017
- Maintainer
- COGENT-HM-MNT
- RIR
- RIPE NCC
- Country
- US
- Delegated
- Mar 15, 2002
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Cogent Communications Hostmaster
- Handle
- CGNT-RIPE