Data as of Nov 12, 2026
83.137.131.0/29
No anonymizer space · no proxy exits in 30 daysAptum Technologies · space held by Aptum Technologies (UK) 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 |
|---|---|---|---|---|---|---|
| 83.137.128.0/21 | 2,048 | UK-COGECOPEER1-20040525 | Aptum Technologies (UK) Limited (ORG-PNEL1-RIPE) · GB | ALLOCATED PA | May 25, 2004 | abuse@ |
| └ 83.137.131.0/29 | 8 | Customer-Allocation-11822 | [ Managed Hosting Customer Allocation ] | ASSIGNED PA | Jan 15, 2013 | abuse@ via UK-COGECOPEER1-20040525 |
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 83.137.128.0/21
- Prefix
- 83.137.128.0/21
- Announced by
- AS13768 Aptum Technologies
- Type
- Hosting
- RPKI
- RPKI valid
- Netname
- UK-COGECOPEER1-20040525
- Registrant
- Aptum Technologies (UK) Limited
- RIR
- RIPE NCC
Origin network
AS13768
CA
- Name
- Aptum Technologies
- Type
- Hosting
- Registered
- Jun 10, 2002
- Domain
- aptum.com
- Website
- aptum.com/contact/
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 83.137.128.0/21
83.137.128.0/21
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Oct 2014 · 12 yr
- Origin networks
- 3
- Last change of origin
- Oct 2014
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 83.137.128.0/21 | AS13768 | /21 | RIPE | RPKI valid |
IRR
Route objects on 83.137.128.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS13768 | RADB | Peer1 Route Object | MAINT-AS13768 | Jun 30, 2026 |
Whois
Registration for this announcement
- Range
- 83.
137. 128. 0/ 21 - Netname
- UK-COGECOPEER1-20040525
- Registrant
- Aptum Technologies (UK) Limited
- Registrant country
- GB
- Organization
- Aptum Technologies (UK) Limited (ORG-PNEL1-RIPE)
- Org country
- GB
- Type
- ALLOCATED PA
- Created
- May 25, 2004
- Updated
- Jun 19, 2018
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- May 25, 2004
- Status
- assigned
Report abuse
Abuse contact
- abuse@
aptum. com - Name
- Aptum Technologies AUP Enforcement
- Handle
- PE1