210.77.2.0/23
AS7497 · Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)
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Country |
China
|
Domain | cnic.cn |
ASN | AS7497 |
Parent Range | 210.77.0.0/21 |
Registry | APNIC |
ID | CSTNET-CN |
WHOIS Details
inetnum: 210.77.0.0 - 210.77.31.255 netname: CSTNET-CN descr: Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) country: CN org: ORG-CA107-AP admin-c: CNIC1-AP tech-c: CNIC1-AP abuse-c: AC2741-AP status: ALLOCATED PORTABLE remarks: -------------------------------------------------------- remarks: To report network abuse, please contact mnt-irt remarks: For troubleshooting, please contact tech-c and admin-c remarks: Report invalid contact via www.apnic.net/invalidcontact remarks: -------------------------------------------------------- mnt-by: APNIC-HM mnt-lower: MAINT-CSTNET-CN mnt-routes: MAINT-CSTNET-CN mnt-irt: IRT-CSTNET-CN last-modified: 2023-10-10T01:38:39Z source: APNIC irt: IRT-CSTNET-CN address: 2 Dongsheng South Road, Haidian District, Beijing Beijing 100190 e-mail: abuse-ip@cstnet.cn abuse-mailbox: abuse-ip@cstnet.cn admin-c: CNIC1-AP tech-c: CNIC1-AP auth: # Filtered remarks: abuse-ip@cstnet.cn was validated on 2025-07-25 mnt-by: MAINT-CSTNET-CN last-modified: 2025-07-25T01:16:40Z source: APNIC organisation: ORG-CA107-AP org-name: CNIC-CAS org-type: LIR country: CN address: 2 Dongsheng South Road, Haidian District phone: +86.10.58812266 e-mail: support@cnic.cn mnt-ref: APNIC-HM mnt-by: APNIC-HM last-modified: 2023-09-05T02:18:50Z source: APNIC role: ABUSE CSTNETCN country: ZZ address: 2 Dongsheng South Road, Haidian District, Beijing Beijing 100190 phone: +000000000 e-mail: abuse-ip@cstnet.cn admin-c: CNIC1-AP tech-c: CNIC1-AP nic-hdl: AC2741-AP remarks: Generated from irt object IRT-CSTNET-CN remarks: abuse-ip@cstnet.cn was validated on 2025-07-25 abuse-mailbox: abuse-ip@cstnet.cn mnt-by: APNIC-ABUSE last-modified: 2025-07-25T01:16:46Z source: APNIC role: Computer Network Information Center of Chinese Academy of Sciences administrator address: 2 Dongsheng South Road, Haidian District, Beijing Beijing 100190 country: CN phone: +86.10.58812266 e-mail: supervise@cnic.cn admin-c: CNIC1-AP tech-c: CNIC1-AP nic-hdl: CNIC1-AP mnt-by: MAINT-CNICOCAOS-CN last-modified: 2022-05-12T07:31:01Z source: APNIC route: 210.77.0.0/19 descr: China Science & Technology Network country: CN origin: AS7497 mnt-by: MAINT-CSTNET-CN last-modified: 2023-10-06T05:09:24Z source: APNIC
Overlapping Ranges
BGP prefixes that contain 210.77.2.0/23
Range | ASN | Company | Num of IPs |
---|---|---|---|
210.77.0.0/21 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 2,048 |
210.77.0.0/19 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 8,192 |
Nearby Ranges
BGP prefixes that overlap with 210.77.0.0/16
Range | ASN | Company | Num of IPs |
---|---|---|---|
210.77.0.0/19 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 8,192 |
210.77.128.0/19 | AS4835 | 21ViaNet(China),Inc. | 8,192 |
210.77.128.0/19 | AS23724 | 21ViaNet(China),Inc. | 8,192 |
210.77.192.0/19 | AS4808 | China Broadcasting Shandong Network Co., Ltd. Jinan Branch | 8,192 |
210.77.224.0/19 | AS4808 | China Great Wall Network | 8,192 |
210.77.64.0/19 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 8,192 |
210.77.128.0/19 | AS9802 | 21ViaNet(China),Inc. | 8,192 |
210.77.208.0/20 | AS4808 | Enterprise user of JNGDNET | 4,096 |
210.77.48.0/20 | AS4808 | China Internet Network Information Center | 4,096 |
210.77.0.0/21 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 2,048 |
210.77.32.0/21 | AS4808 | China Internet Network Information Center | 2,048 |
210.77.16.0/21 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 2,048 |
210.77.40.0/21 | AS4808 | China Internet Network Information Center | 2,048 |
210.77.8.0/21 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 2,048 |
210.77.24.0/21 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 2,048 |
210.77.72.0/22 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 1,024 |
210.77.4.0/22 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 1,024 |
210.77.8.0/22 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 1,024 |
210.77.88.0/22 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 1,024 |
210.77.92.0/22 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 1,024 |
210.77.68.0/23 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 512 |
210.77.86.0/23 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 512 |
210.77.58.0/23 | AS4808 | China Internet Network Information Center | 512 |
210.77.80.0/23 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 512 |
210.77.22.0/23 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 512 |
210.77.84.0/23 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 512 |
210.77.78.0/23 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 512 |
210.77.24.0/23 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 512 |
210.77.26.0/23 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 512 |
210.77.14.0/23 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 512 |
210.77.12.0/23 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 512 |
210.77.65.0/24 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 256 |
210.77.180.0/24 | AS4808 | State Power Information Net | 256 |
210.77.67.0/24 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 256 |
210.77.76.0/24 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 256 |
210.77.179.0/24 | AS18241 | State Power Information Net | 256 |
210.77.183.0/24 | AS18241 | State Power Information Net | 256 |
210.77.64.0/24 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 256 |
210.77.178.0/24 | AS18241 | State Power Information Net | 256 |
210.77.77.0/24 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 256 |
210.77.177.0/24 | AS18241 | State Power Information Net | 256 |
210.77.91.0/24 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 256 |
210.77.176.0/24 | AS18241 | State Power Information Net | 256 |
210.77.71.0/24 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 256 |
210.77.189.0/24 | AS18241 | State Power Information Net | 256 |
210.77.82.0/24 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 256 |
210.77.191.0/24 | AS18241 | State Power Information Net | 256 |
210.77.190.0/24 | AS4808 | State Power Information Net | 256 |
210.77.66.0/24 | AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 256 |
Hosted domains
There are no domains currently hosted on this ASN.
Hosted domains API
Pingable IPs
No IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.
Other Pingable IPs
Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.
IP Address | ASN | Details |
---|---|---|
23.207.196.71 | 0.38ms from Ashburn, US | |
141.211.182.23 | 1.50ms from Detroit, US | |
46.7.201.23 | 11.17ms from Dublin, IE | |
179.98.187.103 | 2.43ms from Osasco, BR | |
185.176.245.151 | 1.60ms from Oslo, NO | |
34.194.167.87 | 0.22ms from Reston, US | |
203.104.45.55 | 0.59ms from Fuzhou, CN | |
41.96.214.71 | 13.67ms from Madrid, ES | |
90.249.251.7 | 3.40ms from Manchester, GB | |
125.105.230.7 | 8.37ms from Nanchang, CN | |
47.122.68.215 | 0.23ms from Nanjing, CN | |
110.14.159.199 | 2.09ms from Seoul, KR | |
190.10.217.215 | 1.55ms from Guayaquil, EC | |
112.231.137.87 | 6.00ms from Qingdao, CN | |
192.136.210.39 | 14.21ms from Dallas, US | |
118.18.238.103 | 3.45ms from Osaka, JP | |
98.82.43.39 | 0.22ms from Reston, US | |
189.70.237.151 | 12.06ms from Sao Paulo, BR | |
222.235.153.87 | 1.71ms from Seoul, KR | |
223.32.61.231 | 8.98ms from Seoul, KR | |
126.65.90.71 | 2.70ms from Tokyo, JP | |
118.93.61.215 | 2.98ms from Christchurch, NZ | |
174.28.6.39 | 9.47ms from Denver, US | |
13.89.61.39 | 0.27ms from Des Moines, US | |
79.198.101.119 | 7.67ms from Frankfurt am Main, DE |
What are IP address ranges?
IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.
Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.
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