210.37.80.0/21
AS4538 · China Education and Research Network Center
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| Country |
China
|
| Domain | cernet.edu.cn |
| ASN | AS4538 |
| Registry | APNIC |
| ID | CERNET-CN |
WHOIS Details
inetnum: 210.36.0.0 - 210.39.255.255 netname: CERNET-CN descr: China Education and Research Network descr: China Education and Research Network Center descr: Tsinghua University descr: Beijing, 100084 descr: address for GZ region country: CN admin-c: JW1-CN tech-c: XL1-CN tech-c: LZ1-CN abuse-c: AC1685-AP status: ALLOCATED PORTABLE mnt-by: APNIC-HM mnt-lower: MAINT-CERNET-AP mnt-routes: MAINT-CERNET-AP mnt-irt: IRT-CERNET-AP last-modified: 2020-10-20T00:56:43Z source: APNIC irt: IRT-CERNET-AP address: Network Center, address: FIT-3-220, 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: abuse@cernet.edu.cn was validated on 2026-03-05 mnt-by: MAINT-CERNET-AP last-modified: 2026-03-05T06:39:56Z source: APNIC role: ABUSE CERNETAP country: ZZ address: Network Center, address: FIT-3-220, 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 2026-03-05 abuse-mailbox: abuse@cernet.edu.cn mnt-by: APNIC-ABUSE last-modified: 2026-03-05T06:40:20Z source: APNIC person: Jianping Wu address: China Education and Research Network Center address: Room 225, Main Building, Tsinghua University address: Beijing 100084 address: CN country: CN phone: +86-10-6278-5983 fax-no: +86-10-6278-5933 e-mail: jianping@cernet.edu.cn nic-hdl: JW1-CN mnt-by: MAINT-CERNET-AP last-modified: 2011-12-22T05:14:25Z source: APNIC person: Ling Zhang address: Network Center address: South China University of Technology address: Guangzhou, Guangdong 510641, China address: CN country: CN phone: +86-20-87110596 fax-no: +86-20-87110019 e-mail: ling@scut.edu.cn nic-hdl: LZ1-CN notify: dbmon@apnic.net mnt-by: MAINT-NULL last-modified: 2011-12-22T05:14:25Z source: APNIC person: Xing Li address: China Education and Research Network Center address: Room 225, Main Building, Tsinghua University address: Beijing 100084 address: CN country: CN phone: +86-10-6278-5983 fax-no: +86-10-6278-5933 e-mail: xing@cernet.edu.cn nic-hdl: XL1-CN mnt-by: MAINT-CERNET-AP last-modified: 2011-12-22T05:14:25Z source: APNIC
Hosted domains
There are no domains currently hosted on this ASN.
Hosted domains API
Pingable IPs
32 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.
| IP Address | ASN | Details |
|---|---|---|
| 210.37.82.226 |
11.61ms from Guangzhou,
CN
|
|
| 210.37.80.143 |
11.64ms from Guangzhou,
CN
|
|
| 210.37.85.254 |
12.10ms from Guangzhou,
CN
|
|
| 210.37.81.77 |
11.43ms from Guangzhou,
CN
|
|
| 210.37.83.199 |
12.19ms from Guangzhou,
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 |
|---|---|---|
| 82.140.15.101 |
0.67ms from Berlin,
DE
|
|
| 213.22.202.181 |
7.53ms from Braga,
PT
|
|
| 193.120.14.101 |
0.73ms from Dublin,
IE
|
|
| 160.53.245.5 |
1.07ms from Geneve,
CH
|
|
| 103.80.135.5 |
1.37ms from Hong Kong,
HK
|
|
| 72.191.14.181 |
11.43ms from Houston,
US
|
|
| 223.108.92.85 |
3.84ms from Nanjing,
CN
|
|
| 75.214.135.229 |
9.70ms from New York City,
US
|
|
| 174.60.50.149 |
18.67ms from Reston,
US
|
|
| 172.127.181.133 |
3.90ms from San Antonio,
US
|
|
| 190.181.147.5 |
6.77ms from San Pedro,
CR
|
|
| 169.213.164.37 |
6.76ms from Seoul,
KR
|
|
| 52.221.164.21 |
0.10ms from Singapore,
SG
|
|
| 161.116.104.117 |
1.29ms from Barcelona,
ES
|
|
| 52.24.205.117 |
0.14ms from Boardman,
US
|
|
| 41.239.84.229 |
9.01ms from Cairo,
EG
|
|
| 102.165.121.245 |
3.59ms from Cape Town,
ZA
|
|
| 208.68.12.245 |
1.22ms from Charlotte,
US
|
|
| 103.214.166.245 |
1.06ms from Hong Kong,
HK
|
|
| 103.195.109.21 |
1.82ms from Hong Kong,
HK
|
|
| 62.33.2.101 |
8.55ms from Moscow,
RU
|
|
| 38.43.72.5 |
17.52ms from Nairobi,
KE
|
|
| 71.47.149.21 |
9.86ms from Orlando,
US
|
|
| 153.228.134.133 |
2.52ms from Osaka,
JP
|
|
| 86.249.84.149 |
8.69ms from Paris,
FR
|
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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