210.28.32.0/20
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: 210.26.0.0 - 210.31.255.255 netname: CERNET-CN descr: China Education and Research Network descr: Room 224, Tsinghua University descr: Beijing, China country: CN admin-c: JW725-AP tech-c: XL364-AP tech-c: LZ530-AP abuse-c: AC1685-AP status: ALLOCATED PORTABLE remarks: confederation mnt-by: APNIC-HM mnt-lower: MAINT-CERNET-AP mnt-routes: MAINT-CERNET-AP mnt-irt: IRT-CERNET-AP last-modified: 2020-10-20T00:56:02Z 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: JW725-AP mnt-by: MAINT-CERNET-AP last-modified: 2011-12-22T05:23:32Z 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: LZ530-AP notify: dbmon@apnic.net mnt-by: MAINT-CERNET-AP last-modified: 2011-12-22T05:23:32Z 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: XL364-AP mnt-by: MAINT-CERNET-AP last-modified: 2011-12-22T05:23:32Z source: APNIC
Hosted domains
There are no domains currently hosted on this ASN.
Hosted domains API
Pingable IPs
11 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.
| IP Address | ASN | Details |
|---|---|---|
| 210.28.39.88 |
14.46ms from Shanghai,
CN
|
|
| 210.28.32.186 |
14.68ms 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 |
|---|---|---|
| 66.196.106.132 |
0.91ms from Buffalo,
US
|
|
| 102.98.39.36 |
7.50ms from Casablanca,
MA
|
|
| 34.60.238.148 |
0.12ms from Council Bluffs,
US
|
|
| 175.137.106.212 |
2.61ms from Kuala Lumpur,
MY
|
|
| 195.157.9.4 |
3.22ms from London,
GB
|
|
| 97.182.238.148 |
17.25ms from Los Angeles,
US
|
|
| 209.227.210.4 |
1.17ms from Milan,
IT
|
|
| 84.220.212.244 |
10.42ms from Milan,
IT
|
|
| 67.243.155.180 |
5.15ms from Morris Plains,
US
|
|
| 132.236.115.132 |
8.16ms from New York City,
US
|
|
| 176.158.210.116 |
2.17ms from Saint-Denis,
FR
|
|
| 177.66.140.132 |
15.31ms from Sao Paulo,
BR
|
|
| 124.61.141.4 |
1.61ms from Seoul,
KR
|
|
| 218.45.24.228 |
2.00ms from Tokyo,
JP
|
|
| 110.227.227.36 |
3.36ms from Ahmedabad,
IN
|
|
| 168.20.217.20 |
8.85ms from Atlanta,
US
|
|
| 115.130.74.116 |
1.88ms from Brisbane,
AU
|
|
| 65.200.9.36 |
8.19ms from Los Angeles,
US
|
|
| 176.170.185.84 |
0.99ms from Marseille,
FR
|
|
| 201.27.229.68 |
3.40ms from Osasco,
BR
|
|
| 213.239.72.36 |
0.42ms from Oslo,
NO
|
|
| 20.74.57.4 |
0.37ms from Paris,
FR
|
|
| 202.69.152.52 |
1.42ms from Salt Lake City,
US
|
|
| 177.197.237.84 |
4.92ms from Sao Paulo,
BR
|
|
| 119.216.94.36 |
4.00ms from Seoul,
KR
|
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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