AS4842 Tianhai InfoTech 🇨🇳 CN
Announcing 9 prefixes, seen at the RIS collectors.
IPv4 prefixes
1
256 (1 × /24)
IPv6 prefixes
8
554 × /48
Upstreams
5
transit providers observed
Peers
2
settlement-free adjacencies
Downstreams
6
transit customers observed
Customer cone
3
ASes reachable through it
Registry and operator data
- AS number
- AS4842
- Name
- Tianhai InfoTech
- Organisation
- Tianhai Global Network
- Country
- 🇨🇳 CN
- RIR
- APNIC
- Allocated
- 2019-06-14
- Traffic levels
- 1-5Gbps
- Scope
- Global
- Peering policy
- Open
- IRR as-set
- AS-TIANHAI
- Website
- http://tianhai.info
- PeeringDB
- net/19049
- Exchanges
- 6
- Facilities
- 4
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 |
|---|---|---|---|---|---|
| AS6939 Hurricane Electric LLC | 🇺🇸 US | 52,987 | 235 | 832 | inferred |
| AS20473 The Constant Company, LLC | 🇺🇸 US | 17,730 | 1,719 | 131 | CAIDA |
| AS34927 iFog GmbH | 🇨🇭 CH | 15,737 | 38 | 1 | inferred |
| AS53356 Free Range Cloud Hosting Inc. | 🇨🇦 CA | 56 | 160 | 70 | CAIDA |
| AS4635 HKIX Route Servers | 🇭🇰 HK | 0 | 0 | 20 | inferred |
Peers
Adjacencies that look settlement-free rather than transit
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS24482 SG.GS | 🇸🇬 SG | 5,000 | 45 | 23 | CAIDA |
| AS394256 Tech Futures Interactive Inc. | 🇨🇦 CA | 100 | 22 | 9 | CAIDA |
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS24239 TWD2 Education and Research Network | 🇨🇳 CN | 0 | 0 | 326 | inferred |
| AS151464 Shanghai Luogu Network Technology Co., Ltd. | 🇨🇳 CN | 0 | 1 | 229 | CAIDA |
| AS209306 Jin Shaohai | 🇨🇳 CN | 0 | 1 | 95 | CAIDA |
| AS57175 Tianhai InfoTech Limited | 🇭🇰 HK | 0 | 0 | 38 | inferred |
| AS135671 RBB InfoTech | 🇨🇳 CN | 0 | 1 | 38 | inferred |
| AS135674 Kano Network | 🇨🇳 CN | 0 | 0 | 21 | inferred |
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.