Details about AS (Autonomous System) number

AS4538

China Education and Research Network Center

AS4538 - China Education and Research Network Center

Country🇨🇳 China
AddressNetwork Research Center, Main Bldg, Tsinghua Univ, Beijing 100084, China
ASN type
Education
RegistryAPNIC
Website
Logo
edu.cn
Hosted domains810
Allocated2008-09-04
Updated2020-09-03

Hosted domains

There are 810 domain names hosted on this ASN.

Domain
Rank
Logo
eol.cn
79,959
Logo
cnki.com.cn
124,165
Logo
zsks.cn
250,292
Logo
bjwlxy.cn
665,554
Logo
rcloud.gov.cn
1,351,627
Domain
Rank
Logo
fimmu.com
1,465,985
Logo
j-smu.com
1,626,572
Logo
cellresource.cn
1,735,728
Logo
gotopku.cn
1,745,683
Logo
chndoi.org
1,973,968

IP ranges

The ASN has 10087 associated IP address ranges.

IP
Version
110.65.157.0/24
IPv4
1.51.0.0/16
IPv4
1.51.0.0/17
IPv4
1.51.3.0/24
IPv4
1.51.16.0/20
IPv4
1.51.32.0/20
IPv4
1.51.48.0/21
IPv4
1.51.112.0/24
IPv4
IP
Version
1.51.120.0/21
IPv4
1.51.128.0/17
IPv4
1.51.144.0/20
IPv4
1.51.160.0/21
IPv4
1.51.168.0/21
IPv4
1.51.176.0/20
IPv4
1.51.192.0/18
IPv4
1.184.0.0/15
IPv4

WHOIS details

aut-num:        AS4538
as-name:        ERX-CERNET-BKB
descr:          China Education and Research Network Center
descr:          Tsinghua University
descr:          Beijing 100084
country:        CN
remarks:        This aut-num object created as part of
remarks:        the ER-Transfer from ARIN
admin-c:        JW410-AP
tech-c:         JW410-AP
abuse-c:        AC1685-AP
mnt-lower:      MAINT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
mnt-by:         APNIC-HM
mnt-irt:        IRT-CERNET-AP
last-modified:  2020-09-03T09:16:15Z
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:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        CER-AP
tech-c:         CER-AP
auth:           # Filtered
remarks:        timezone GMT+8
remarks:        http://www.ccert.edu.cn
remarks:        [email protected] was validated on 2024-07-04
mnt-by:         MAINT-CERNET-AP
last-modified:  2024-07-04T04:10:10Z
source:         APNIC

role:           ABUSE CERNETAP
address:        Network Research Center,
address:        Main Bldg, Tsinghua Univ
address:        Beijing 100084, China
country:        ZZ
phone:          +86-10-62784301
e-mail:         [email protected]
admin-c:        CER-AP
tech-c:         CER-AP
nic-hdl:        AC1685-AP
remarks:        Generated from irt object IRT-CERNET-AP
remarks:        [email protected] was validated on 2024-07-04
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2024-07-04T04:10:19Z
source:         APNIC

person:         Jianping Wu
address:        China Education and Research Network Center
address:        Tsinghua University
address:        Beijing 100084
country:        CN
phone:          +86-10-2595931
e-mail:         [email protected]
nic-hdl:        JW410-AP
remarks:        This person object created as part of the ER-Transfer from ARIN
mnt-by:         MAINT-CN-CERNET
last-modified:  2008-09-04T07:29:20Z
source:         APNIC

Most popular IPs on AS4538
China Education and Research Network Center

  • IP
  • Domains
  • 🇨🇳 162.105.205.23
    3
  • 🇨🇳 202.118.176.2
    3
  • 🇨🇳 210.27.80.3
    2
  • 🇨🇳 118.228.246.77
    2
  • 🇨🇳 202.193.160.49
    2
  • 🇨🇳 202.205.109.225
    2
  • 🇨🇳 202.112.154.197
    2
  • 🇨🇳 42.247.58.2
    2
  • 🇨🇳 202.205.144.68
    2
  • 🇨🇳 202.114.144.121
    2

Best Email hosting on AS4538
China Education and Research Network Center

  • Email providers
  • Domains
  • qq.com
    226
  • edu.cn
    88
  • netease.com
    88
  • icoremail.net
    24
  • 163.com
    17
  • mxhichina.com
    14
  • aliyun.com
    7
  • outlook.com
    6
  • 263.net
    4
  • google.com
    3

Best domain registrar on AS4538
China Education and Research Network Center

  • Provider
  • Domains
  • edu.cn
    496
  • hichina.com
    117
  • dnspod.net
    36
  • xincache.com
    29
  • alidns.com
    11
  • sfn.cn
    8
  • cnmsn.net
    6
  • domaincontrol.com
    6
  • myhostadmin.net
    5
  • dns.com.cn
    5