AS Number
AS138371
AS Name
CNGI-QDA-IX-AS-AP
Org Name
CERNET2 regional IX at Ocean University of China
Country
China
Registry

apnic

RegDate

N/A

Updated

2020-09-03T09:16:08Z

AS138371 Looking Glass
IPv4Prefixes

14

IPv6Prefixes

30

IPv4 NUMs

22,784

IPv6 NUMs(/64)

25,771,376,640

22,784 IPv4 Addresses
CIDR Description IP Num
121.249.192.0/20
IRR InValid
NJR-CERNET China Education and Research Network 4096
121.249.208.0/22
IRR InValid
NJR-CERNET China Education and Research Network 1024
121.249.212.0/23
IRR InValid
NJR-CERNET China Education and Research Network 512
121.249.214.0/23
IRR InValid
NJR-CERNET China Education and Research Network 512
121.249.216.0/21
IRR InValid
NJR-CERNET China Education and Research Network 2048
121.249.224.0/20
IRR InValid
NJR-CERNET China Education and Research Network 4096
121.251.136.0/21
IRR InValid
NJR-CERNET China Education and Research Network 2048
121.251.208.0/21
IRR InValid
NJR-CERNET China Education and Research Network 2048
121.251.216.0/21
IRR InValid
NJR-CERNET China Education and Research Network 2048
121.251.224.0/20
IRR InValid
NJR-CERNET China Education and Research Network 4096
121.251.232.0/24
IRR InValid
NJR-CERNET China Education and Research Network 256
121.251.233.0/24
IRR InValid
NJR-CERNET China Education and Research Network 256
121.251.234.0/24
IRR InValid
NJR-CERNET China Education and Research Network 256
222.195.158.0/24
IRR InValid
NJR-CERNET China Education and Research Network 256
CIDR Description IP NUMs(prefix /64)
2001:250:5805::/48
LYAC6-CERNET 莱阳农薛3够院 65536
2001:250:5806::/48
OUC6-CERNET 中国海洋大薛3够 65536
2001:250:5816::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:5820::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:5821::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:5822::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:5823::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:5828::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:582a::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:5831::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:5833::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:5845::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:5846::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:5847::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:5848::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:5849::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:584a::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:5862::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:5864::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:5866::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:5875::/48
CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:da8:cc::/48
CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
2001:da8:7013::/48
CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
2001:da8:701f::/48
CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
240c:ca02::/32
IRR InValid
CERNET China Education and Research Network 4294967296
240c:ca03::/32
IRR InValid
CERNET China Education and Research Network 4294967296
240c:ca05::/32
IRR InValid
CERNET China Education and Research Network 4294967296
240c:ca07::/32
IRR InValid
CERNET China Education and Research Network 4294967296
240c:ca0c::/32
IRR InValid
CERNET China Education and Research Network 4294967296
240c:ca23::/32
IRR InValid
CERNET China Education and Research Network 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS4538 ERX-CERNET-BKB - China Education and Research Network Center, CN China 17,172,224 8,624,013,312 IPv4 IPv4
AS23910 CNGI-CERNET2-AS-AP - China Next Generation Internet CERNET2, CN China 3,328 17,609,365,913,600 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS132553 UPC-AS-CN - China University of Petroleum (East China), CN China 8,192 0 IPv4 IPv4
IP Address Domain NUMs Domains
121.251.136.3 4 dns.oucqdc.edu.cn
as-block:       AS137530 - AS138553
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:  2017-12-08T06:45:58Z
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:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC



aut-num:        AS138371
as-name:        CNGI-QDA-IX-AS-AP
descr:          CERNET2 regional IX at Ocean University of China
descr:          CERNET Center
descr:          Beijing 100084, China
country:        CN
org:            ORG-CEAR1-AP
admin-c:        CER-AP
tech-c:         CER-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:  2020-09-03T09:16:08Z
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 2022-04-21
mnt-by:         MAINT-CERNET-AP
last-modified:  2022-04-21T09:47:58Z
source:         APNIC

organisation:   ORG-CEAR1-AP
org-name:       China Education and Research Network (CERNET)
country:        CN
address:        FIT 3-220,
address:        Tsinghua University
phone:          +86-10-62785983
fax-no:         +86-10-62785933
e-mail:         hostmaster@cernic.net
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2018-09-13T12:56:34Z
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@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 2022-04-21
abuse-mailbox:  abuse@cernet.edu.cn
mnt-by:         APNIC-ABUSE
last-modified:  2022-04-21T09:48:56Z
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