Data as of Nov 11, 2026
62.23.43.4/30
No anonymizer space · no proxy exits in 30 daysCOLT Technology Services Group Limited
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 62.23.0.0/16 since May 2005 | AS8220 | Internet provider | 59 2 always on | COLT 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 |
|---|---|---|---|---|---|---|
| 62.23.0.0/16 | 65,536 | UK-COLT-20001017 | COLT Technology Services Group Limited (ORG-CI9-RIPE) · GB | ALLOCATED PA | Jun 26, 2002 | abuse@ |
| └ 62.23.43.0/24 | 256 | FR-COLT | COLT Telecom reserved for TATA IZO | LIR-PARTITIONED PA | Apr 3, 2020 | abuse@ via UK-COLT-20001017 |
| └ 62.23.43.4/30 | 4 | NET-DE-SOFTWARE-AG | Software AG | ASSIGNED PA | Apr 3, 2020 | abuse@ via FR-COLT |
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 62.23.43.0/24
- Prefix
- 62.23.43.0/24
- Announced by
- AS8220 COLT Technology Services Group Limited
- Type
- Internet provider
- RPKI
- RPKI valid
- Netname
- FR-COLT
- Registrant
- COLT Telecom reserved for TATA IZO
- RIR
- RIPE NCC
Registry
Holder
- Organization
- COLT Technology Services Group Limited
- Handle
- ORG-CI9-RIPE
- Range
- 62.
23. 0. 0/ 16 - Registration type
- ALLOCATED PA
- Record created
- Jun 26, 2002
- Reallocated to
- COLT Telecom reserved for TATA IZO
- Reallocated range
- 62.
23. 43. 0/ 24 - Reallocation type
- LIR-PARTITIONED PA
- Reallocated
- Apr 3, 2020
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
Covering aggregate above, the prefix's own history below
62.23.43.0/24
Routing history
- Pattern
- Stable
- First seen
- Jun 2020
- Current origin since
- Jun 2020 · 6.4 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 62.23.43.0/24 | AS8220 | /24 | RIPE | RPKI valid |
| 62.23.0.0/16 | AS8220 | /16 | RIPE | Too specific |
IRR
Route objects on 62.23.43.0/24
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS8220 | RIPE | TATA IZO | COLT-FR-MNT | Apr 3, 2020 |
Whois
Registration for this announcement
- Range
- 62.
23. 43. 0/ 24 - Netname
- FR-COLT
- Registrant
- COLT Telecom reserved for TATA IZO
- Registrant country
- FR
- Organization
- COLT Telecom reserved for TATA IZO
- Org country
- FR
- Type
- LIR-PARTITIONED PA
- Created
- Apr 3, 2020
- Updated
- Apr 3, 2020
- Maintainer
- COLT-FR-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Oct 17, 2000
- Status
- assigned
Report abuse
Abuse contact
- abuse@
colt. net - Name
- COLT Hostmaster
- Handle
- CHM4-RIPE