Summary

Country
HK Hong Kong
Organization Udomain Web Hosting Company Limited
Domain udomain.hk
Number of IPv4 22,272
Number of IPv6 7.9231× 1028
AS Type Hosting
Registry APNIC
Allocated January 01, 1970 (about 56 years ago)
Updated June 15, 2020 (about 4 years ago)

IP Ranges

AS23881 announces 87 IPv4 ranges and 3 IPv6 ranges.

That's a total of 22,272 IPv4 addresses and 7.9231× 1028 IPv6 addresses.

Prefix Organization Size Registry Status
23.226.0.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED NON-PORTABLE
23.226.1.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED PORTABLE
23.226.2.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED PORTABLE
23.226.3.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED PORTABLE
23.226.4.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED PORTABLE
23.226.5.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED PORTABLE
23.226.6.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED PORTABLE
23.226.7.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED PORTABLE
23.226.8.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED PORTABLE
23.226.9.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED PORTABLE
23.226.10.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED PORTABLE
23.226.11.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED PORTABLE
23.226.12.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED PORTABLE
23.226.13.0/24
US Udomain Web Hosting Company Limited
256 APNIC ALLOCATED NON-PORTABLE
23.226.14.0/24
US Udomain Web Hosting Company Limited
256 APNIC ALLOCATED NON-PORTABLE
23.226.15.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED PORTABLE
45.121.192.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
45.121.193.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
45.121.194.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
45.121.195.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
45.121.196.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
45.121.197.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
45.121.198.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
45.121.199.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
45.121.200.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
45.121.201.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
45.121.203.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
103.15.180.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED NON-PORTABLE
103.15.181.0/24
HK Udomain Web Hosting Co.ltd
256 APNIC ALLOCATED NON-PORTABLE
103.15.183.0/24
HK Udomain Web Hosting Co.ltd
256 APNIC ALLOCATED NON-PORTABLE
103.15.192.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
103.15.194.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
103.15.195.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
103.15.196.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
103.15.197.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
103.15.198.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
103.15.199.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
103.19.24.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
103.19.25.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
103.19.26.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
103.19.27.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
103.92.86.0/24
CN Fuzhoushi Cangshan Cangshan District Huajing Network Company Limited
256 APNIC ALLOCATED PORTABLE
162.247.0.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED PORTABLE
162.247.1.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED PORTABLE
162.247.2.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED PORTABLE
162.247.3.0/24
HK Udomain Web Hosting Company Limited
256 APNIC ALLOCATED PORTABLE
203.90.224.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ASSIGNED NON-PORTABLE
203.90.225.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ASSIGNED NON-PORTABLE
203.90.226.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ASSIGNED NON-PORTABLE
203.90.227.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ASSIGNED NON-PORTABLE
203.90.228.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ASSIGNED NON-PORTABLE
203.90.229.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ASSIGNED NON-PORTABLE
203.90.230.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ASSIGNED NON-PORTABLE
203.90.252.0/24
US Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
203.90.254.0/24
HK Udomain Web Hosting Company LTD
256 APNIC ALLOCATED NON-PORTABLE
203.135.128.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.129.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.130.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.131.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.132.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.133.0/24
HK WEB HOST LIMITED
256 APNIC ALLOCATED NON-PORTABLE
203.135.134.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.135.0/24
HK WEB HOST LIMITED
256 APNIC ALLOCATED NON-PORTABLE
203.135.136.0/24
HK Web Host LTD
256 APNIC ALLOCATED PORTABLE
203.135.137.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.138.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.139.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.140.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.141.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.142.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.143.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.144.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.145.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.146.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.147.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.148.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.149.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.150.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.151.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.152.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.153.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.154.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.155.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.156.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.157.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.158.0/24
HK WEB HOST LIMITED
256 APNIC ASSIGNED NON-PORTABLE
203.135.159.0/24
HK Web Host LTD
256 APNIC ALLOCATED PORTABLE
Prefix Organization Size Registry Status
2400:c300::/48
HK Udomain Web Hosting Company LTD
1.2089× 1024 APNIC ALLOCATED NON-PORTABLE
2400:c300:1::/48
HK Udomain Web Hosting Company LTD
1.2089× 1024 APNIC ALLOCATED NON-PORTABLE
2400:db00::/32
HK Web Host LTD
7.9228× 1028 APNIC ALLOCATED PORTABLE

Peers

AS23881 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

AS23881 connects to the global Internet via at least 8 upstream providers. In this setup, AS23881 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

Downstreams

AS23881 currently has no downstream networks, meaning it does not serve as a transit provider to customer networks.

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