On this page, and the pages available via the tabs above, you can see details about the autonomous number 4538.
The data are updated regularly, the last update was on 11-03-2021.
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Data downloaded from whois.apnic.net
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: abuse at cernet.edu.cn abuse-mailbox: abuse at 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 at cernet.edu.cn was validated on 2020-09-03 mnt-by: MAINT-CERNET-AP last-modified: 2020-09-03T09:20:29Z 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: abuse at cernet.edu.cn admin-c: CER-AP tech-c: CER-AP nic-hdl: AC1685-AP remarks: Generated from irt object IRT-CERNET-AP abuse-mailbox: abuse at cernet.edu.cn mnt-by: APNIC-ABUSE last-modified: 2020-09-03T09:15:57Z 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: jianping at CERNET.EDU.CN 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