AS17977 NF Park Bldg.3F, 9-15, Futaba 2-Chome 🇯🇵 JP
Singapore Telecom Japan Ltd. Announcing 2 prefixes, seen at the RIS collectors.
IPv4 prefixes
2
8,192 (32 × /24)
IPv6 prefixes
0
-
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS17977
- Name
- NF Park Bldg.3F, 9-15, Futaba 2-Chome
- Organisation
- Singapore Telecom Japan Ltd
- Country
- 🇯🇵 JP
- RIR
- APNIC
- Allocated
- 2001-10-17
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
2 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 120.72.64.0/20 v4 | RPKI valid | 42 | 38001747317977 | 2026-09-18 |
| 203.173.64.0/20 v4 | RPKI valid | 42 | 38001747317977 | 2026-09-18 |