AS134789 OPTICALHASH COMMUNICATIONS PTE LTD 🇸🇬 SG
Announcing 3 prefixes, seen at the RIS collectors.
IPv4 prefixes
3
1,024 (4 × /24)
IPv6 prefixes
0
-
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
1
transit customers observed
Customer cone
2
ASes reachable through it
Registry and operator data
- AS number
- AS134789
- Name
- OPTICALHASH COMMUNICATIONS PTE LTD
- Organisation
- OPTICALHASH COMMUNICATIONS PTE LTD
- Country
- 🇸🇬 SG
- RIR
- APNIC
- Allocated
- 2026-01-28
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Upstreams
Networks seen providing transit to this one
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS1299 Arelion (fka. Telia Carrier) | 🇸🇪 SE | 69,200 | 130 | 39 | CAIDA |
| AS9304 HGC Global Communications Limited | 🇭🇰 HK | 25,095 | 1,804 | 170 | CAIDA |
Peers
Adjacencies that look settlement-free rather than transit
No peers observed at the collectors.
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS146762 NATIONAL(SHANGHAI) NEW-TYPE INTERNET EXCHANGE POINT | 🇨🇳 CN | 0 | 10 | 80 | CAIDA |
Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.