AS Name
CERNET-IDC-AP
Org Name
CERNET Internet Data Center
Registry Region
China
Looking Glass
IPv4Prefixes

0

IPv6Prefixes

1

IPv4 NUMs

0

IPv6 NUMs(/64)

16,777,216

0 IPv4 Addresses
CIDR Description IP NUMs(prefix /64)
2400:a980:4000::/40 WH-CERNEWTECH-CN Wuhan, Hubei,China 16777216
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS4538 ERX-CERNET-BKB - China Education and Research Network Center, CN China 17,170,688 17,592,186,109,952 IPv4 IPv4
AS24364 CNGI-SH-IX-AS-AP - CERNET2 IX at Shanghai Jiaotong University, CN China 929,536 8,590,000,128 IPv4 IPv4
AS23910 CNGI-CERNET2-AS-AP - China Next Generation Internet CERNET2, CN China 6,656 17,609,365,913,600 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS55990 HWCSNET - Huawei Cloud Service data center, CN China 449,280 402,653,184 IPv4 IPv4
as-block:       AS37888 - AS38911
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2009-09-29T06:04:16Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         [email protected]
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         [email protected]
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC



aut-num:        AS38587
as-name:        CERNET-IDC-AP
descr:          CERNET Internet Data Center
descr:          Tsinghua University
descr:          Beijing 100084, China
country:        CN
import:         from AS4538
                action pref=10;
                accept ANY
import:         from AS9308
                action pref=10;
                accept ANY
import:         from AS17772
                action pref=10;
                accept ANY
export:         to AS4538
                announce AS38587 AS9308 AS17772
export:         to AS9308
                announce AS38587 AS4538
export:         to AS17772
                announce AS38587 AS4538
default:        to AS4538
                action pref=10;
                networks ANY
admin-c:        CER-AP
tech-c:         CER-AP
remarks:        Multihome portion of CERNET
mnt-by:         APNIC-HM
mnt-irt:        IRT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
mnt-lower:      MAINT-CERNET-AP
last-modified:  2019-06-09T22:42:21Z
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
mnt-by:         MAINT-CERNET-AP
last-modified:  2010-11-26T03:14:01Z
source:         APNIC

role:           CERNET Helpdesk
address:        Room 224, Main Building
address:        Tsinghua University
address:        Beijing 100084, China
country:        CN
phone:          +86-10-6278-4049
fax-no:         +86-10-6278-5933
e-mail:         [email protected]
remarks:        [email protected]
admin-c:        XL1-CN
tech-c:         SZ2-AP
nic-hdl:        CER-AP
remarks:        Point of Contact for admin-c
mnt-by:         MAINT-CERNET-AP
last-modified:  2011-12-06T00:10:30Z
source:         APNIC