Data as of Nov 7, 2026
217.173.100.32/29
No anonymizer space · no proxy exits in 30 daysCOLT Technology Services Group Limited
Network & registry
Announced by
Covering announcement 217.173.96.0/20
- Prefix
- 217.173.96.0/20
- Announced by
- AS8220 COLT Technology Services Group Limited
- Type
- Internet provider
- Proxy exits
- 1
- RPKI
- RPKI valid
- Netname
- UK-COLT-20010409
- 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 217.173.96.0/20
217.173.96.0/20
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 217.173.96.0/20 | AS8220 | /20 | RIPE | RPKI valid |
IRR
Route objects on 217.173.96.0/20
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS8220 | RIPE | COLT Internet Dublin | COLT-IE | Sep 22, 2001 |
Whois
Registration for this announcement
- Range
- 217.
173. 96. 0/ 20 - Netname
- UK-COLT-20010409
- Registrant
- COLT Technology Services Group Limited
- Registrant country
- IE
- Organization
- COLT Technology Services Group Limited (ORG-CI9-RIPE)
- Org country
- GB
- Type
- ALLOCATED PA
- Created
- Sep 13, 2002
- Updated
- May 18, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Apr 9, 2001
- Status
- assigned
Report abuse
Abuse contact
- abuse@
colt. net - Name
- COLT Hostmaster
- Handle
- CHM4-RIPE