125.220.128.0/19
AS4538 · China Education and Research Network Center
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| Country |
China
|
| Domain | cernet.edu.cn |
| ASN | AS4538 |
| Registry | APNIC |
| ID | WHR-CERNET |
WHOIS Details
inetnum: 125.220.0.0 - 125.221.255.255 netname: WHR-CERNET descr: China Education and Research Network descr: Wuhan Regional Network country: CN admin-c: CER-AP tech-c: CER-AP abuse-c: AC1685-AP status: ALLOCATED PORTABLE remarks: origin AS4538 remarks: confederation mnt-by: APNIC-HM mnt-lower: MAINT-CERNET-AP mnt-routes: MAINT-CERNET-AP mnt-irt: IRT-CERNET-AP last-modified: 2020-09-03T09:16:22Z source: APNIC irt: IRT-CERNET-AP address: Network Research Center, address: Main Bldg, Tsinghua Univ address: Beijing 100084, China phone: +86-10-62784301 fax-no: +86-10-62785933 e-mail: abuse@cernet.edu.cn abuse-mailbox: abuse@cernet.edu.cn admin-c: CER-AP tech-c: CER-AP auth: # Filtered remarks: timezone GMT+8 remarks: http://www.ccert.edu.cn remarks: abuse@cernet.edu.cn was validated on 2025-08-15 mnt-by: MAINT-CERNET-AP last-modified: 2025-11-18T00:26:28Z source: APNIC role: ABUSE CERNETAP country: ZZ address: Network Research Center, address: Main Bldg, Tsinghua Univ address: Beijing 100084, China phone: +86-10-62784301 e-mail: abuse@cernet.edu.cn admin-c: CER-AP tech-c: CER-AP nic-hdl: AC1685-AP remarks: Generated from irt object IRT-CERNET-AP remarks: abuse@cernet.edu.cn was validated on 2025-08-15 abuse-mailbox: abuse@cernet.edu.cn mnt-by: APNIC-ABUSE last-modified: 2025-08-15T09:38:28Z source: APNIC role: CERNET Helpdesk address: CERNET Center address: Beijing 100084, China country: CN phone: +86-10-6278-4049 fax-no: +86-10-6278-5933 e-mail: helpdesk@cernet.edu.cn remarks: abuse@cernet.edu.cn admin-c: XL1-CN tech-c: SZ2-AP nic-hdl: CER-AP mnt-by: MAINT-CERNET-AP last-modified: 2020-09-03T09:14:12Z source: APNIC route: 125.221.0.0/16 descr: CERNET origin: AS4538 mnt-by: MAINT-CERNET-AP last-modified: 2009-01-05T03:10:57Z source: APNIC
Hosted domains
There are 3 domain names hosted across 3 IP addresses on this ASN. Checkout our API to access full domain hosting information.
| IP Address | Domain | Domains on this IP |
|---|---|---|
| 125.220.147.47 | whuctf.club | 1 |
| 125.220.157.244 | modelseek.cn | 1 |
| 125.220.157.243 | whucn.com | 1 |
Hosted domains API
Pingable IPs
17 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.
| IP Address | ASN | Details |
|---|---|---|
| 125.220.157.142 |
2.77ms from Wuhan,
CN
|
|
| 125.220.159.193 |
16.45ms from Guangzhou,
CN
|
|
| 125.220.147.32 |
18.04ms from Guangzhou,
CN
|
|
| 125.220.153.26 |
16.52ms from Guangzhou,
CN
|
|
| 125.220.146.11 |
16.16ms from Guangzhou,
CN
|
|
| 125.220.128.42 |
19.75ms from Shanghai,
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 |
|---|---|---|
| 185.68.161.83 |
0.27ms from Amsterdam,
NL
|
|
| 20.253.69.115 |
0.33ms from Ashburn,
US
|
|
| 79.128.250.35 |
0.42ms from Athens,
GR
|
|
| 86.122.221.163 |
4.63ms from Bucharest,
RO
|
|
| 192.186.146.163 |
0.17ms from Buffalo,
US
|
|
| 182.146.160.179 |
5.81ms from Chengdu,
CN
|
|
| 104.249.53.211 |
0.50ms from Frankfurt am Main,
DE
|
|
| 189.168.73.147 |
5.19ms from Guadalajara,
MX
|
|
| 59.42.251.195 |
1.95ms from Guangzhou,
CN
|
|
| 154.214.182.147 |
0.69ms from Hong Kong,
HK
|
|
| 37.38.138.19 |
9.48ms from Kuwait City,
KW
|
|
| 92.118.60.227 |
0.19ms from London,
GB
|
|
| 99.79.81.243 |
0.13ms from Montreal,
CA
|
|
| 177.22.92.131 |
5.69ms from Porto Alegre,
BR
|
|
| 79.186.11.131 |
6.39ms from Poznan,
PL
|
|
| 1.41.189.131 |
3.57ms from Sydney,
AU
|
|
| 81.3.201.147 |
0.19ms from Vienna,
AT
|
|
| 113.53.93.83 |
6.00ms from Bangkok,
TH
|
|
| 84.132.139.227 |
3.83ms from Berlin,
DE
|
|
| 84.157.68.3 |
2.39ms from Berlin,
DE
|
|
| 35.164.47.211 |
0.17ms from Boardman,
US
|
|
| 118.121.122.131 |
7.00ms from Chengdu,
CN
|
|
| 18.218.218.163 |
0.16ms from Columbus,
US
|
|
| 14.190.194.179 |
3.45ms from Hanoi,
VN
|
|
| 24.243.55.195 |
8.42ms from Houston,
US
|
Traceroute
Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
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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