Data as of Nov 8, 2026
157.120.237.152/29
No anonymizer space · no proxy exits in 30 daysCOLT Technology Services Group 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 |
|---|---|---|---|---|---|---|
| 157. | 5,120 | UK-COLT-20140310 | COLT Technology Services Group Limited (ORG-CI9-RIPE) · GB | ALLOCATED PA | Jan 22, 2019 | abuse@ |
| └ 157.120.236.0/22 | 1,024 | AU-COLT-20140310 | COLT Technology Services Group Limited (ORG-CI9-RIPE) · GB | LIR-PARTITIONED PA | Apr 10, 2019 | abuse@ |
| └ 157.120.237.152/29 | 8 | NET-AU-INTEGRA-Biosciences-Pty-Ltd | INTEGRA Biosciences Pty Ltd | ASSIGNED PA | Jul 19, 2024 | abuse@ via AU-COLT-20140310 |
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 157.120.236.0/22
- Prefix
- 157.120.236.0/22
- Announced by
- AS8220 COLT Technology Services Group Limited
- Type
- Internet provider
- RPKI
- RPKI valid
- Netname
- AU-COLT-20140310
- Registrant
- COLT Technology Services Group Limited
- RIR
- RIPE NCC
Registry
Holder
- Organization
- COLT Technology Services Group Limited
- Handle
- ORG-CI9-RIPE
- Range
- 157.
120. 236. 0 - 157. 120. 255. 255 - Registration type
- ALLOCATED PA
- Record created
- Jan 22, 2019
Origin network
AS8220
GB
- Name
- COLT Technology Services Group Limited
- Type
- Internet provider
- Registered
- Feb 24, 1997
- Domain
- colt.net
- Website
- www.colt.net
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 157.120.236.0/22
157.120.236.0/22
Routing history
- Pattern
- Stable
- First seen
- Apr 2019
- Current origin since
- Apr 2019 · 7.6 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 157.120.236.0/22 | AS8220 | /22 | RIPE | RPKI valid |
IRR
Route objects on 157.120.236.0/22
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS8220 | RIPE | COLT-20140310 | COLT-MNT | Apr 10, 2019 |
Whois
Registration for this announcement
- Range
- 157.
120. 236. 0/ 22 - Netname
- AU-COLT-20140310
- Registrant
- COLT Technology Services Group Limited
- Registrant country
- AU
- Organization
- COLT Technology Services Group Limited (ORG-CI9-RIPE)
- Org country
- GB
- Type
- LIR-PARTITIONED PA
- Created
- Apr 10, 2019
- Updated
- Apr 10, 2019
- Maintainer
- COLT-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Mar 10, 2014
- Status
- assigned
Report abuse
Abuse contact
- abuse@
colt. net - Name
- COLT Hostmaster
- Handle
- CHM4-RIPE