210.75.236.0/23

AS7497  ·  Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)

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Summary

Country China
Domain cnic.cn
ASN AS7497
Parent Range 210.75.224.0/19
Registry APNIC
ID CSTNET-CN

WHOIS Details

inetnum:        210.75.224.0 - 210.75.255.255
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:  2023-10-10T01:35:49Z
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 is invalid
mnt-by:         MAINT-CSTNET-CN
last-modified:  2026-02-11T13:10:17Z
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 is invalid
abuse-mailbox:  abuse-ip@cstnet.cn
mnt-by:         APNIC-ABUSE
last-modified:  2026-02-11T13:11:38Z
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:          210.75.224.0/19
descr:          Route origin from CSTNET
country:        CN
origin:         AS7497
remarks:        Please contact lihong@cstnet.cn if you have any
remarks:        questions regarding this object.
remarks:        Antispam mail please send to antispam@cstnet.cn.
notify:         lihong@cstnet.cn
mnt-by:         MAINT-CSTNET-CN
last-modified:  2023-10-06T05:09:24Z
source:         APNIC

Overlapping Ranges

BGP prefixes that contain 210.75.236.0/23

Range ASN Company Num of IPs
210.75.224.0/19 AS7497 Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) 8,192

Nearby Ranges

BGP prefixes that overlap with 210.75.0.0/16

Range ASN Company Num of IPs
210.75.192.0/19 AS18239 China Internet Network Information Center 8,192
210.75.224.0/19 AS7497 Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) 8,192

Hosted domains

There are no domains currently hosted on this ASN.

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

4 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
210.75.237.33 AS7497 Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) 34.90ms from Zhengzhou, CN

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
160.178.160.71 AS36903 Office National des Postes et Telecommunications ONPT (Maroc Telecom) / IAM 5.17ms from Casablanca, MA
118.113.54.119 AS4134 CHINANET BACKBONE 2.60ms from Chengdu, CN
113.175.221.215 AS45899 VNPT Corp 4.98ms from Hanoi, VN
124.53.50.7 AS17858 LG POWERCOMM 1.72ms from Incheon, KR
39.125.224.231 AS9318 SK Broadband Co Ltd 8.32ms from Incheon, KR
172.250.140.7 AS20001 Charter Communications Inc 7.31ms from Los Angeles, US
47.158.145.39 AS5650 Frontier Communications of America, Inc. 3.56ms from Los Angeles, US
77.86.114.87 AS12390 KCOM Group Limited 3.21ms from Manchester, GB
37.41.27.119 AS28885 OmanTel NAP 3.81ms from Muscat, OM
212.85.2.135 AS47583 Hostinger International Limited 0.41ms from Osasco, BR
200.20.66.183 AS2715 Fundação Carlos Chagas Filho de Amparo a Pesquisa 0.97ms from Rio de Janeiro, BR
208.82.102.7 AS396097 Sail Internet, Inc. 1.28ms from San Jose, US
38.248.210.103 AS214483 FiberPower LLC 0.25ms from Santa Clara, US
66.231.179.103 AS29838 Atlantic Metro Communications II, Inc. 0.42ms from Ashburn, US
69.142.27.71 AS7922 Comcast Cable Communications, LLC 8.88ms from Ashburn, US
35.229.198.7 AS396982 Google LLC 0.18ms from Chang-hua, TW
34.162.229.199 AS396982 Google LLC 0.16ms from Columbus, US
178.167.164.55 AS13280 Three Ireland (Hutchison) limited 16.23ms from Dublin, IE
84.44.4.247 AS15924 Vodafone Net Iletisim Hizmetler AS 1.02ms from Istanbul, TR
176.104.59.135 AS41435 UnderNet LLC 0.46ms from Kyiv, UA
95.93.119.167 AS2860 NOS COMUNICACOES, S.A. 8.45ms from Lisbon, PT
180.194.109.231 AS9299 Philippine Long Distance Telephone Company 18.88ms from Manila, PH
96.246.220.87 AS701 Verizon Business 2.29ms from New York City, US
18.155.129.7 AS16509 Amazon.com, Inc. 0.32ms from Paris, FR
178.71.169.231 AS12389 PJSC Rostelecom 1.42ms from Saint Petersburg, RU

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 -m15 210.75.236.48
traceroute to 210.75.236.48 (210.75.236.48): 15 hops max, 52 byte packets
2 *
3 *
4 *
5 *
6 [AS3491] 205.177.32.53 15.299 ms
7 [AS3491] 63.223.17.242 182.312 ms
8 [AS3491] 63.220.198.25 182.254 ms
9 *
10 *
11 *
12 [AS7497] 159.226.254.250 254.732 ms
13 *
14 *
15 *
Measurement taken from IPinfo ProbeNet in Calgary, CA
On

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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