Autonomous System

AS18242 Chengdu Information Harbor Co., Ltd

ISPActiveChinaAPNIC

AS18242 (CDIH) is an ISP network operated by Chengdu Information Harbor Co., Ltd in China, registered with APNIC. It has 2 IPv4 prefixes with 16,384 addresses, which makes it the 7,765th largest of 82,558 active autonomous systems by IPv4 space.

IPv4 addresses16,384in 2 prefixes
IPv6 prefixes0none
Size rank#7,765of 82,558 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationChengdu Information Harbor Co., Ltd
AS nameCDIH
Websitecnnic.net.cn
Country China (CN)
Network typeISP
RegistryAPNIC
Abuse contact5531871@qq.com
Registered—
Last updated2023-11-28

IPv4 prefixes

2 prefixes · 16,384 addresses
NetworkAddressesFirst – last address
125.214.96.0/198,192125.214.96.0 – 125.214.127.255
218.246.192.0/198,192218.246.192.0 – 218.246.223.255

IPv6 prefixes

No IPv6 prefixes.

Query AS18242 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS18242&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS18242, with or without a key:

curl "https://api.ipapi.is/?q=125.214.96.1"

Largest networks in China

AS4134 CHINANET BACKBONE111,741,952 IPv4 addressesAS4837 CHINA UNICOM China169 Backbone59,267,072 IPv4 addressesAS9808 China Mobile Communications Group Co., Ltd56,414,464 IPv4 addressesAS4538 China Education and Research Network Center42,398,720 IPv4 addressesAS37963 Hangzhou Alibaba Advertising Co.,Ltd.20,821,504 IPv4 addressesAS4812 China Telecom (Group)13,646,592 IPv4 addresses