210.33.28.0/22
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: 210.32.0.0 - 210.35.255.255 netname: CERNET-CN descr: China Education and Research Network descr: China Education and Research Network Center descr: Tsinghua University descr: Beijing, 100084 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 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 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
4 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.
| IP Address | ASN | Details |
|---|---|---|
| 210.33.29.254 |
12.02ms from Hangzhou,
CN
|
|
| 210.33.28.5 |
13.52ms from Hangzhou,
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 |
|---|---|---|
| 129.158.37.214 |
0.33ms from Ashburn,
US
|
|
| 181.236.166.150 |
8.04ms from Bogota,
CO
|
|
| 174.99.123.102 |
12.52ms from Charlotte,
US
|
|
| 174.110.119.230 |
17.56ms from Charlotte,
US
|
|
| 208.59.186.70 |
3.19ms from Chicago,
US
|
|
| 50.196.192.230 |
6.76ms from Chicago,
US
|
|
| 103.25.131.54 |
0.95ms from Delhi,
IN
|
|
| 96.66.66.230 |
6.19ms from Denver,
US
|
|
| 20.13.152.38 |
0.22ms from Dublin,
IE
|
|
| 193.34.173.38 |
0.21ms from Kyiv,
UA
|
|
| 104.32.146.246 |
6.84ms from Los Angeles,
US
|
|
| 189.224.200.150 |
2.08ms from Monterrey,
MX
|
|
| 160.86.96.6 |
3.33ms from Osaka,
JP
|
|
| 90.2.213.198 |
15.33ms from Saint-Denis,
FR
|
|
| 201.223.118.86 |
7.92ms from Santiago,
CL
|
|
| 103.154.115.6 |
9.64ms from Singapore,
SG
|
|
| 43.130.254.246 |
1.01ms from Tokyo,
JP
|
|
| 77.117.7.102 |
11.23ms from Vienna,
AT
|
|
| 68.115.226.54 |
4.57ms from Atlanta,
US
|
|
| 99.123.155.246 |
3.46ms from Atlanta,
US
|
|
| 59.51.67.6 |
4.04ms from Chenzhou,
CN
|
|
| 73.74.229.182 |
7.35ms from Chicago,
US
|
|
| 3.127.236.102 |
0.37ms from Frankfurt am Main,
DE
|
|
| 91.193.117.182 |
0.41ms from London,
GB
|
|
| 90.202.29.102 |
5.05ms from London,
GB
|
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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