AS4842
Tianhai Infotech — tianhai.info
Summary
| Country |
 China
|
| Organization | Tianhai Infotech |
| Domain | tianhai.info |
| Number of IPv4 | 256 |
| Number of IPv6 | 1.5917× 1029 |
| AS Type | Hosting |
| Registry | APNIC |
| Allocated | January 01, 1970 (about 56 years ago) |
| Updated | May 23, 2022 (about 2 years ago) |
IP Ranges
AS4842 announces 1 IPv4 range and 11 IPv6 ranges.
That's a total of 256 IPv4 addresses and 1.5917× 1029 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 45.9.11.0/24 |
Changsha Tianhai Information Technology Co., Ltd.
|
256 | RIPE NCC | ASSIGNED PA |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2401:20::/32 |
Tianhai Infotech
|
7.9228× 1028 | APNIC | ALLOCATED PORTABLE |
| 2401:20::/40 |
Tianhai Infotech
|
3.0949× 1026 | APNIC | ALLOCATED PORTABLE |
| 2404:7ac0:660::/44 |
 Tianhai Infotech
|
1.9343× 1025 | APNIC | ALLOCATED NON-PORTABLE |
| 2a0e:aa06::/40 |
 TIANHAI INFOTECH LTD
|
3.0949× 1026 | RIPE NCC | ALLOCATED-BY-LIR |
| 2a13:1800::/44 |
Tianhai Global Network
|
1.9343× 1025 | RIPE NCC | ALLOCATED-BY-LIR |
| 2a13:1800::/32 |
Tianhai Global Network
|
7.9228× 1028 | RIPE NCC | ALLOCATED-BY-LIR |
| 2a13:1800::/48 |
Tianhai Global Network
|
1.2089× 1024 | RIPE NCC | ALLOCATED-BY-LIR |
| 2a13:1800:10::/48 |
Tianhai Network @ Jinhua, China
|
1.2089× 1024 | RIPE NCC | ALLOCATED-BY-LIR |
| 2a13:1800:20::/44 |
Tianhai Network @ Hangzhou, China
|
1.9343× 1025 | RIPE NCC | ALLOCATED-BY-LIR |
| 2a13:1800:80::/44 |
Tianhai Network @ Hong Kong
|
1.9343× 1025 | RIPE NCC | ALLOCATED-BY-LIR |
| 2a13:1800:300::/44 |
 Tianhai Network @ Calgary, Canada
|
1.9343× 1025 | RIPE NCC | ALLOCATED-BY-LIR |
Peers
AS4842 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.
Upstreams
AS4842 connects to the global Internet via at least 2 upstream providers. In this setup, AS4842 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.