Data as of Nov 8, 2026
78.143.4.136/29
No anonymizer space · no proxy exits in 30 daysCOLT Technology Services Group Limited
Network & registry
Announced by
Covering announcement 78.143.0.0/18
- Prefix
- 78.143.0.0/18
- Announced by
- AS8220 COLT Technology Services Group Limited
- Type
- Internet provider
- Proxy exits
- 3
- RPKI
- RPKI valid
- Netname
- UK-COLT-20070815
- Registrant
- COLT Technology Services Group Limited
- RIR
- RIPE NCC
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 78.143.0.0/18
78.143.0.0/18
Routing history
- Pattern
- Rotating
- First seen
- Aug 2007
- Current origin since
- Nov 2021 · 4.9 yr
- Origin networks
- 2
- Last change of origin
- Nov 2021
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 78.143.0.0/18 | AS8220 | /18 | RIPE | RPKI valid |
IRR
Route objects on 78.143.0.0/18
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS8220 | RIPE | COLT Technology Services | COLT-MNT | Dec 3, 2021 |
Whois
Registration for this announcement
- Range
- 78.
143. 0. 0/ 18 - Netname
- UK-COLT-20070815
- Registrant
- COLT Technology Services Group Limited
- Registrant country
- GB
- Organization
- COLT Technology Services Group Limited (ORG-CI9-RIPE)
- Org country
- GB
- Type
- ALLOCATED PA
- Created
- Dec 3, 2021
- Updated
- Dec 3, 2021
- Maintainer
- COLT-UK
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Aug 15, 2007
- Status
- assigned
Report abuse
Abuse contact
- abuse@
colt. net - Name
- COLT Hostmaster
- Handle
- CHM4-RIPE