AS15404 COLT Technology Services Group Limited
🇬🇧Org handle: ORG-CI9-RIPE
RIPE NCCallocated
Announced Prefixes (BGP)
163total
153 IPv410 IPv6
IPv4 Addresses
Allocated (RIR)109,312
Announced (BGP)147,968
IPv6 Addresses
Allocated (RIR)4.9×10²⁷
Announced (BGP)8.4×10²⁸
Prefix Limit (IPv4)
500
Prefix Limit (IPv6)
50
Country
🇬🇧 GBRIR
RIPE NCCStatus
allocated
Allocated
2000-06-21
Announced Prefixes
(BGP)163|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
38.65.18.0/24MOAS | No ROA | - | 2026-10-11 |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
51.64.34.0/24MOAS | No ROA | RIPE | 2026-10-11 |
51.64.35.0/24MOAS | No ROA | RIPE | 2026-10-11 |
| Valid | RIPE | 2026-10-11 | |
| No ROA | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 |
1-10 of 163
1 / 17
Allocated Prefixes
(RIR)78Prefix | Country | RIR | Status |
|---|---|---|---|
| 5.182.152.0/24 | 🇩🇪 DE | RIPE | assigned |
| 46.28.212.0/24 | 🇪🇸 ES | RIPE | assigned |
| 62.85.160.0/19 | 🇮🇹 IT | RIPENCC | allocated |
| 85.208.193.0/24 | 🇫🇷 FR | RIPE | assigned |
| 91.209.87.0/24 | 🇺🇸 US | RIPENCC | allocated |
| 91.212.245.0/24 | 🇩🇪 DE | RIPENCC | assigned |
| 91.213.65.0/24 | 🇵🇹 PT | RIPENCC | assigned |
| 91.213.68.0/24 | 🇩🇪 DE | RIPENCC | assigned |
| 91.213.91.0/24 | 🇩🇪 DE | RIPENCC | assigned |
| 91.213.110.0/24 | 🇬🇧 GB | RIPENCC | assigned |
1-10 of 78
1 / 8
ASPA
No ASPA
Abuse Contact
+31205354444
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- ASPA explainedWhy AS15404 should publish an ASPA object
- IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/15404Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/15404" | jq