124.251.0.0/18

AS23724  ·  IDC, China Telecommunications Corporation

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Summary

Country China
Domain 21vianet.com
ASN AS23724
Parent Range 124.251.0.0/16
Registry APNIC
ID CHINA-21VIANET

WHOIS Details

inetnum:        124.251.0.0 - 124.251.255.255
netname:        CHINA-21VIANET
descr:          21ViaNet(China),Inc.
descr:          BOE Science Park, 10 Jiuxianqiao Road, Chaoyang,
descr:          Beijing 100016, China
country:        CN
admin-c:        ML2382-AP
tech-c:         BW667-AP
abuse-c:        AC1601-AP
status:         ALLOCATED PORTABLE
mnt-by:         MAINT-CNNIC-AP
mnt-lower:      MAINT-CN-21VIANET
mnt-routes:     MAINT-CNNIC-AP
mnt-irt:        IRT-CNNIC-CN
last-modified:  2021-06-16T01:30:23Z
source:         APNIC

irt:            IRT-CNNIC-CN
address:        Beijing, China
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        IP50-AP
tech-c:         IP50-AP
auth:           # Filtered
remarks:        Please note that CNNIC is not an ISP and is not
remarks:        empowered to investigate complaints of network abuse.
remarks:        Please contact the tech-c or admin-c of the network.
remarks:        [email protected] is invalid
mnt-by:         MAINT-CNNIC-AP
last-modified:  2025-11-17T23:08:37Z
source:         APNIC

role:           ABUSE CNNICCN
country:        ZZ
address:        Beijing, China
phone:          +000000000
e-mail:         [email protected]
admin-c:        IP50-AP
tech-c:         IP50-AP
nic-hdl:        AC1601-AP
remarks:        Generated from irt object IRT-CNNIC-CN
remarks:        [email protected] is invalid
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2025-09-19T17:20:32Z
source:         APNIC

person:         Cao Wentao
address:        BOE Science Park, 10 Jiuxianqiao Road, Chaoyang,Beijing 100016, China
country:        CN
phone:          +86-10-84562121
fax-no:         +86-10-84564234
e-mail:         [email protected]
nic-hdl:        BW667-AP
mnt-by:         MAINT-CNNIC-AP
last-modified:  2014-12-26T06:30:02Z
source:         APNIC

person:         Li  Xuesong
address:        BOE Science Park, 10 Jiuxianqiao Road, Chaoyang,Beijing 100016, China
country:        CN
phone:          +86-10-84562121
fax-no:         +86-10-84564234
e-mail:         [email protected]
nic-hdl:        ML2382-AP
mnt-by:         MAINT-CNNIC-AP
last-modified:  2014-12-26T06:30:02Z
source:         APNIC

Overlapping Ranges

BGP prefixes that contain 124.251.0.0/18

Range ASN Company Num of IPs
124.251.0.0/16 AS23724 21ViaNet(China),Inc. 65,536
124.251.0.0/16 AS4835 21ViaNet(China),Inc. 65,536
124.251.0.0/16 AS9308 21ViaNet(China),Inc. 65,536
124.251.0.0/16 AS9802 21ViaNet(China),Inc. 65,536
124.250.0.0/15 AS23724 21ViaNet(China),Inc. 131,072

Nearby Ranges

BGP prefixes that overlap with 124.251.0.0/16

Range ASN Company Num of IPs
124.250.0.0/15 AS23724 21ViaNet(China),Inc. 131,072
124.251.0.0/16 AS23724 21ViaNet(China),Inc. 65,536
124.251.0.0/16 AS4835 21ViaNet(China),Inc. 65,536
124.251.0.0/16 AS9308 21ViaNet(China),Inc. 65,536
124.251.0.0/16 AS9802 21ViaNet(China),Inc. 65,536

Hosted domains

There are 204 domain names hosted across 77 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
124.251.47.107 jiatx.com 11
124.251.29.77 baojia.com 7
124.251.27.20 fastlove.cn 4
124.251.47.135 chetx.com 2
124.251.34.222 imiwear.com 1
124.251.34.26 xiaomiev.com 1
124.251.24.26 ifkwm.com 1
124.251.39.83 ccwonline.cn 1
124.251.39.80 ccwonline.cn 1
124.251.60.215 jiuxianfeng.cc 1
124.251.36.217 zqlxtech.com 1
124.251.48.87 cunfang.com 1
124.251.59.35 kujisuan.com 1
124.251.6.143 roomeet.cn 1
124.251.27.48 myhugcn.cn 1
124.251.42.221 cc-hc.com 1
124.251.16.202 reapal.ren 1
124.251.34.135 xiaomiwear.com 1
124.251.12.53 doumi.com 1
124.251.48.14 fangtx.com 1

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

1,175 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
124.251.63.125 AS23724 IDC, China Telecommunications Corporation 3.54ms from Beijing, CN
124.251.48.14 AS9308 Abitcool(China) Inc. 2.49ms from Beijing, CN
124.251.35.6 AS23724 IDC, China Telecommunications Corporation 3.27ms from Beijing, CN
124.251.22.1 AS23724 IDC, China Telecommunications Corporation 4.11ms from Beijing, CN
124.251.25.120 AS23724 IDC, China Telecommunications Corporation 2.72ms from Tianjin, CN
124.251.52.137 AS23724 IDC, China Telecommunications Corporation 3.81ms from Beijing, CN
124.251.16.197 AS23724 IDC, China Telecommunications Corporation 3.54ms from Tianjin, CN
124.251.13.208 AS23724 IDC, China Telecommunications Corporation 2.99ms from Tianjin, CN
124.251.12.7 AS23724 IDC, China Telecommunications Corporation 3.10ms from Beijing, CN
124.251.7.5 AS23724 IDC, China Telecommunications Corporation 3.11ms from Beijing, CN
124.251.36.236 AS23724 IDC, China Telecommunications Corporation 2.75ms from Beijing, CN
124.251.27.48 AS23724 IDC, China Telecommunications Corporation 2.83ms from Tianjin, CN
124.251.33.38 AS23724 IDC, China Telecommunications Corporation 3.11ms from Beijing, CN
124.251.55.49 AS23724 IDC, China Telecommunications Corporation 3.03ms from Beijing, CN
124.251.54.92 AS23724 IDC, China Telecommunications Corporation 3.18ms from Beijing, CN
124.251.60.150 AS23724 IDC, China Telecommunications Corporation 4.15ms from Beijing, CN
124.251.45.114 AS9308 Abitcool(China) Inc. 3.20ms from Beijing, CN
124.251.32.89 AS23724 IDC, China Telecommunications Corporation 2.89ms from Beijing, CN
124.251.8.135 AS9308 Abitcool(China) Inc. 3.01ms from Beijing, CN
124.251.4.3 AS23724 IDC, China Telecommunications Corporation 2.92ms from Beijing, CN
124.251.62.241 AS23724 IDC, China Telecommunications Corporation 4.14ms from Beijing, CN
124.251.49.130 AS9308 Abitcool(China) Inc. 3.24ms from Beijing, CN
124.251.53.42 AS23724 IDC, China Telecommunications Corporation 3.31ms from Beijing, CN
124.251.5.185 AS23724 IDC, China Telecommunications Corporation 3.05ms from Beijing, CN
124.251.29.81 AS23724 IDC, China Telecommunications Corporation 3.19ms from Tianjin, 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
192.87.28.66 AS1103 SURF B.V. 1.20ms from Amsterdam, NL
23.38.31.66 AS16625 Akamai Technologies, Inc. 0.14ms from Amsterdam, NL
97.89.240.242 AS20115 Charter Communications LLC 12.05ms from Ashburn, US
202.50.116.210 AS4648 Global-Gateway Internet 0.60ms from Auckland, NZ
200.42.150.226 AS7303 Telecom Argentina S.A. 3.88ms from Buenos Aires, AR
35.236.137.210 AS396982 Google LLC 0.16ms from Chang-hua, TW
52.252.250.34 AS8075 Microsoft Corporation 0.60ms from Chicago, US
90.231.180.2 AS3301 Telia Company AB 1.93ms from Copenhagen, DK
24.164.208.2 AS11427 Charter Communications Inc 2.33ms from Dallas, US
193.107.114.114 AS48004 PE Tsibrankov Konstantin Igorevich 14.87ms from Krasnodar, RU
2.120.217.34 AS5607 Sky UK Limited 5.77ms from London, GB
131.145.24.178 AS8075 Microsoft Corporation 0.16ms from London, GB
12.244.144.98 AS7018 AT&T Enterprises, LLC 1.65ms from Los Angeles, US
149.97.164.178 AS15830 Equinix (EMEA) Acquisition Enterprises B.V. 0.24ms from Miami, US
178.251.79.130 AS47217 Planetel SPA 0.99ms from Milan, IT
24.183.109.162 AS20115 Charter Communications LLC 16.53ms from Minneapolis, US
97.127.44.50 AS209 CenturyLink Communications, LLC 2.25ms from Minneapolis, US
216.165.86.226 AS12 New York University 9.26ms from New York City, US
94.103.179.2 AS62240 Clouvider 0.19ms from Phoenix, US
54.87.207.50 AS14618 Amazon.com, Inc. 0.19ms from Reston, US
20.225.134.114 AS8075 Microsoft Corporation 0.14ms from San Antonio, US
198.32.111.2 AS32550 Equinix, Inc. 1.08ms from Secaucus, US
27.239.25.2 AS4766 Korea Telecom 6.24ms from Seoul, KR
119.195.141.18 AS4766 Korea Telecom 1.75ms from Seoul, KR
222.106.178.2 AS4766 Korea Telecom 0.97ms from Seoul, KR

Traceroute

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

$
traceroute -a -n -q1 -f3 -m23 124.251.37.129
traceroute to 124.251.37.129 (124.251.37.129): 23 hops max, 52 byte packets
3 [AS174] 154.24.5.165 22.387 ms
4 [AS174] 154.54.92.106 1.648 ms
5 [AS174] 154.54.162.5 18.949 ms
6 [AS174] 154.54.83.69 16.943 ms
7 *
8 [AS174] 154.54.1.210 42.336 ms
9 [AS174] 154.54.43.10 44.041 ms
10 [AS174] 38.104.138.106 44.752 ms
11 *
12 [AS4134] 202.97.12.153 184.252 ms
13 [AS4134] 202.97.53.25 185.875 ms
14 [AS23724] 36.110.247.66 186.071 ms
15 *
16 *
17 [AS23724] 36.110.134.30 187.156 ms
18 [AS23724] 220.181.10.162 211.405 ms
19 [AS9308] 211.151.227.6 206.195 ms
20 [AS23724] 211.99.177.66 213.364 ms
21 *
22 *
23 *
Measurement taken from IPinfo ProbeNet in Dallas, US
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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