AS55900 GLBB Japan KK 🇯🇵 JP
Announcing 32 prefixes, seen at the RIS collectors.
IPv4 prefixes
31
57,344 (224 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
4
transit providers observed
Peers
4
settlement-free adjacencies
Downstreams
8
transit customers observed
Customer cone
240
ASes reachable through it
Registry and operator data
- AS number
- AS55900
- Name
- GLBB Japan KK
- Organisation
- GLBB Japan
- Country
- 🇯🇵 JP
- RIR
- APNIC
- Allocated
- 2010-11-29
- Network type
- NSP
- Traffic levels
- 300-500Gbps
- Scope
- Global
- Peering policy
- Selective
- IRR as-set
- AS-GLBB-TRANSIT
- Website
- https://www.glbb.jp/en/company/
- PeeringDB
- net/7982
- Exchanges
- 7
- Facilities
- 14
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
1 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 2404:2d00::/32 v6 | RPKI valid | 31 | 2448255900 | 2026-09-18 |