Data as of Nov 9, 2026
83.137.134.0/23
No anonymizer space · no proxy exits in 30 daysAptum Technologies · space held by Aptum Technologies (UK) Limited
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 83.137.128.0/21 since Oct 2014 | AS13768 | Hosting | Aptum Technologies (UK) Limited |
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 |
|---|---|---|---|---|---|---|
| 83.137.128.0/21 | 2,048 | UK-COGECOPEER1-20040525 | Aptum Technologies (UK) Limited (ORG-PNEL1-RIPE) · GB | ALLOCATED PA | May 25, 2004 | abuse@ |
| └ 83.137.134.0/28 | 16 | Customer-Allocation-27529 | [ Managed Hosting Customer Allocation ] | ASSIGNED PA | Jan 15, 2013 | abuse@ via UK-COGECOPEER1-20040525 |
| └ 83.137.134.16/28 | 16 | Customer-Allocation-3963 | [ Managed Hosting Customer Allocation ] | ASSIGNED PA | Jan 15, 2013 | abuse@ via UK-COGECOPEER1-20040525 |
| └ 83.137.134.32/28 | 16 | Customer-Allocation-6731 | [ Managed Hosting Customer Allocation ] | ASSIGNED PA | Jan 15, 2013 | abuse@ via UK-COGECOPEER1-20040525 |
| └ 83.137.134.48/28 | 16 | Customer-Allocation-27318 | [ Managed Hosting Customer Allocation ] | ASSIGNED PA | Jan 15, 2013 | abuse@ via UK-COGECOPEER1-20040525 |
| └ 83.137.134.64/26 | 64 | Customer-Allocation-4476 | [ Managed Hosting Customer Allocation ] | ASSIGNED PA | Jan 15, 2013 | abuse@ via UK-COGECOPEER1-20040525 |
| └ 83.137.134.128/27 | 32 | Customer-Allocation-13179 | [ Managed Hosting Customer Allocation ] | ASSIGNED PA | Jan 15, 2013 | abuse@ via UK-COGECOPEER1-20040525 |
| └ 83.137.134.160/28 | 16 | Customer-Allocation-11475 | [ Managed Hosting Customer Allocation ] | ASSIGNED PA | Jan 15, 2013 | abuse@ via UK-COGECOPEER1-20040525 |
| └ 83.137.134.176/28 | 16 | Customer-Allocation-8006 | [ Managed Hosting Customer Allocation ] | ASSIGNED PA | Jan 15, 2013 | abuse@ via UK-COGECOPEER1-20040525 |
| └ 83.137.134.192/26 | 64 | Customer-Allocation-26855 | [ Managed Hosting Customer Allocation ] | ASSIGNED PA | Jan 15, 2013 | abuse@ via UK-COGECOPEER1-20040525 |
| └ 83.137.135.0/25 | 128 | Managed-Hosting-Shared-99471 | [ Managed Hosting Shared Subnet ] | 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
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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 2016
- Current origin since
- Oct 2016 · 10 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 83.137.134.0/23 | AS13768 | /23 | RIPE | RPKI valid |
| 83.137.128.0/21 | AS13768 | /21 | RIPE | Too specific |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS13768 | RADB | Aptum 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