AS50300 CustodianDC Limited 🇬🇧 GB
Announcing 46 prefixes, seen at the RIS collectors.
IPv4 prefixes
39
10,752 (42 × /24)
IPv6 prefixes
7
337 × /48
Upstreams
7
transit providers observed
Peers
19
settlement-free adjacencies
Downstreams
73
transit customers observed
Customer cone
9
ASes reachable through it
Registry and operator data
- AS number
- AS50300
- Name
- CustodianDC Limited
- Organisation
- Custodian DataCentres
- Country
- 🇬🇧 GB
- RIR
- RIPENCC
- Allocated
- 2009-12-16
- Network type
- NSP
- Traffic levels
- 20-50Gbps
- Scope
- Europe
- Peering policy
- Selective
- IRR as-set
- AS-CUSTDC
- Website
- https://www.CustodianDC.com
- Looking glass
- http://lg.CustDC.net
- PeeringDB
- net/3510
- Exchanges
- 3
- Facilities
- 13
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
46 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 5.102.168.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 5.102.169.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 5.102.170.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 5.102.171.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 5.102.172.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 5.102.173.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 5.102.174.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 5.102.175.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 92.118.16.0/24 v4 | RPKI valid | 41 | 34549325750300 | 2026-09-18 |
| 109.74.240.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 109.74.241.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 109.74.242.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 109.74.243.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 109.74.244.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 109.74.246.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 109.74.247.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 109.74.248.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 109.74.249.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 109.74.250.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 109.74.251.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 109.74.252.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 109.74.255.0/24 v4 | RPKI valid | 41 | 34549325750300 | 2026-09-18 |
| 176.12.104.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 176.12.105.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 176.12.106.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 176.12.107.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 176.12.108.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 176.12.109.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 176.12.110.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 185.14.164.0/22 v4 | no ROA | 42 | 3454950300 | 2026-09-18 |
| 185.32.72.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 185.32.73.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 185.32.75.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 185.42.65.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 185.48.164.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 185.48.165.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 185.48.166.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 185.48.167.0/24 v4 | RPKI valid | 42 | 3454950300 | 2026-09-18 |
| 193.33.198.0/24 v4 | no ROA | 42 | 3454950300 | 2026-09-18 |
| 2a00:1c10::/44 v6 | RPKI valid | 37 | 3454950300 | 2026-09-18 |
| 2a00:1c10:10::/44 v6 | RPKI valid | 37 | 3454950300 | 2026-09-18 |
| 2a00:1c10:30::/44 v6 | RPKI valid | 37 | 3454950300 | 2026-09-18 |
| 2a00:1c10:100::/40 v6 | RPKI valid | 37 | 3454950300 | 2026-09-18 |
| 2a00:1c10:cd0::/44 v6 | RPKI valid | 37 | 3454950300 | 2026-09-18 |
| 2a00:1c10:da2::/48 v6 | RPKI valid | 37 | 3454950300 | 2026-09-18 |
| 2a00:1c10:fff0::/44 v6 | RPKI valid | 37 | 3454950300 | 2026-09-18 |