125.221.44.0/23
AS4538 · China Education and Research Network Center
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Country |
China
|
Domain | cernet.edu.cn |
ASN | AS4538 |
Parent Range | 125.216.0.0/13 |
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 2025-01-22 mnt-by: MAINT-CERNET-AP last-modified: 2025-01-22T13:47:43Z 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 2025-01-22 abuse-mailbox: abuse@cernet.edu.cn mnt-by: APNIC-ABUSE last-modified: 2025-01-22T16:25:45Z 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
Overlapping Ranges
BGP prefixes that contain 125.221.44.0/23
Range | ASN | Company | Num of IPs |
---|---|---|---|
125.216.0.0/13 | AS4538 | China Education and Research Network | 524,288 |
Nearby Ranges
BGP prefixes that overlap with 125.221.0.0/16
Range | ASN | Company | Num of IPs |
---|---|---|---|
125.216.0.0/13 | AS4538 | China Education and Research Network | 524,288 |
125.221.160.0/19 | AS4538 | China Education and Research Network | 8,192 |
125.221.64.0/19 | AS4538 | China Education and Research Network | 8,192 |
125.221.96.0/20 | AS4538 | China Education and Research Network | 4,096 |
125.221.224.0/20 | AS4538 | China Education and Research Network | 4,096 |
125.221.192.0/20 | AS4538 | China Education and Research Network | 4,096 |
125.221.48.0/20 | AS4538 | China Education and Research Network | 4,096 |
125.221.112.0/20 | AS4538 | China Education and Research Network | 4,096 |
125.221.32.0/21 | AS4538 | China Education and Research Network | 2,048 |
125.221.208.0/21 | AS4538 | China Education and Research Network | 2,048 |
125.221.192.0/21 | AS4538 | China Education and Research Network | 2,048 |
125.221.128.0/22 | AS4538 | China Education and Research Network | 1,024 |
125.221.16.0/22 | AS4538 | China Education and Research Network | 1,024 |
125.221.242.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.8.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.216.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.244.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.240.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.10.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.40.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.250.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.30.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.252.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.4.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.218.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.220.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.254.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.248.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.2.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.42.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.200.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.12.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.14.0/23 | AS4538 | China Education and Research Network | 512 |
125.221.20.0/24 | AS4538 | China Education and Research Network | 256 |
125.221.40.0/24 | AS4538 | China Education and Research Network | 256 |
125.221.21.0/24 | AS4538 | China Education and Research Network | 256 |
Hosted domains
There are no domains currently hosted on this ASN.
Hosted domains API
Pingable IPs
2 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.
IP Address | ASN | Details |
---|---|---|
125.221.45.254 | 7.46ms from Wuhan, 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 |
---|---|---|
77.62.147.247 | 14.60ms from Amsterdam, NL | |
77.165.147.39 | 2.48ms from Amsterdam, NL | |
178.119.130.231 | 8.81ms from Amsterdam, NL | |
117.215.164.247 | 2.90ms from Bengaluru, IN | |
81.0.125.247 | 1.39ms from Budapest, HU | |
47.109.55.87 | 1.32ms from Chengdu, CN | |
5.147.144.7 | 5.79ms from Frankfurt am Main, DE | |
14.237.248.199 | 5.43ms from Ho Chi Minh City, VN | |
104.16.108.55 | 0.09ms from Lima, PE | |
212.57.83.151 | 14.19ms from Madrid, ES | |
41.103.41.183 | 17.48ms from Madrid, ES | |
34.96.77.231 | 0.08ms from Melbourne, AU | |
95.239.187.247 | 12.17ms from Milan, IT | |
52.206.43.87 | 0.20ms from Reston, US | |
128.199.200.231 | 0.25ms from Singapore, SG | |
105.97.47.39 | 11.84ms from Algiers, DZ | |
152.136.27.103 | 1.84ms from Beijing, CN | |
34.77.20.7 | 0.12ms from Brussels, BE | |
175.7.215.151 | 10.49ms from Changsha, CN | |
40.143.181.119 | 0.71ms from Chicago, US | |
62.227.244.215 | 8.79ms from Frankfurt am Main, DE | |
59.60.112.167 | 3.15ms from Fuzhou, CN | |
86.147.87.103 | 4.24ms from London, GB | |
38.175.209.231 | 0.61ms from Los Angeles, US | |
86.209.35.183 | 7.75ms from Paris, FR |
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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