AS Number
AS138375
AS Name
CNGI-HHT-IX-AS-AP
Org Name
CERNET2 regional IX at Inner Mongolia University
Country
China
Registry

apnic

RegDate

N/A

Updated

2020-09-03T09:16:20Z

AS138375 Looking Glass
IPv4Prefixes

56

IPv6Prefixes

39

IPv4 NUMs

239,616

IPv6 NUMs(/64)

4,297,457,664

239,616 IPv4 Addresses
CIDR Description IP Num
101.4.192.0/18 BJR-CERNET China Education and Research Network 16384
101.7.0.0/22 BJR-CERNET China Education and Research Network 1024
101.7.64.0/18 BJR-CERNET China Education and Research Network 16384
115.24.64.0/19 BJR-CERNET China Education and Research Network 8192
115.24.96.0/19 BJR-CERNET China Education and Research Network 8192
115.26.128.0/18 BJR-CERNET China Education and Research Network 16384
115.26.192.0/20 BJR-CERNET China Education and Research Network 4096
118.230.0.0/18 BJR-CERNET China Education and Research Network 16384
118.230.64.0/19 BJR-CERNET China Education and Research Network 8192
118.230.96.0/19 BJR-CERNET China Education and Research Network 8192
121.193.64.0/20 BJR-CERNET China Education and Research Network 4096
121.193.80.0/20 BJR-CERNET China Education and Research Network 4096
183.175.0.0/18 BJR-CERNET China Education and Research Network 16384
202.207.0.0/24 BJR-CERNET China Education and Research Network 256
202.207.0.0/18 BJR-CERNET China Education and Research Network 16384
202.207.16.0/24 BJR-CERNET China Education and Research Network 256
202.207.16.0/20 BJR-CERNET China Education and Research Network 4096
202.207.32.0/20 BJR-CERNET China Education and Research Network 4096
202.207.48.0/20 BJR-CERNET China Education and Research Network 4096
202.207.64.0/19 BJR-CERNET China Education and Research Network 8192
202.207.80.0/24 BJR-CERNET China Education and Research Network 256
202.207.80.0/20 BJR-CERNET China Education and Research Network 4096
202.207.81.0/24 BJR-CERNET China Education and Research Network 256
202.207.96.0/24 BJR-CERNET China Education and Research Network 256
202.207.96.0/20 BJR-CERNET China Education and Research Network 4096
202.207.144.0/24 BJR-CERNET China Education and Research Network 256
202.207.144.0/20 BJR-CERNET China Education and Research Network 4096
210.31.176.0/24 CERNET-CN China Education and Research Network 256
210.31.176.0/20 CERNET-CN China Education and Research Network 4096
210.31.178.0/23 CERNET-CN China Education and Research Network 512
210.31.191.0/24 CERNET-CN China Education and Research Network 256
211.82.128.0/19 CERNET-CN China Education and Research Network 8192
211.82.144.0/20 CERNET-CN China Education and Research Network 4096
211.82.160.0/20 CERNET-CN China Education and Research Network 4096
211.82.176.0/24 CERNET-CN China Education and Research Network 256
211.82.176.0/21 CERNET-CN China Education and Research Network 2048
219.225.128.0/24 BJR-CERNET China Education and Research Network 256
219.225.128.0/19 BJR-CERNET China Education and Research Network 8192
219.225.160.0/19 BJR-CERNET China Education and Research Network 8192
219.225.192.0/19 BJR-CERNET China Education and Research Network 8192
219.225.194.0/24 BJR-CERNET China Education and Research Network 256
219.225.224.0/20 BJR-CERNET China Education and Research Network 4096
219.225.240.0/20 BJR-CERNET China Education and Research Network 4096
222.31.192.0/20 BJR-CERNET China Education and Research Network 4096
222.31.208.0/24 BJR-CERNET China Education and Research Network 256
222.31.208.0/20 BJR-CERNET China Education and Research Network 4096
222.31.209.0/24 BJR-CERNET China Education and Research Network 256
222.31.210.0/24 BJR-CERNET China Education and Research Network 256
222.31.224.0/20 BJR-CERNET China Education and Research Network 4096
222.31.240.0/20 BJR-CERNET China Education and Research Network 4096
222.199.64.0/24 BJR-CERNET China Education and Research Network 256
222.199.64.0/20 BJR-CERNET China Education and Research Network 4096
222.199.88.0/22 BJR-CERNET China Education and Research Network 1024
222.199.92.0/22 BJR-CERNET China Education and Research Network 1024
222.199.96.0/22 BJR-CERNET China Education and Research Network 1024
222.199.112.0/20 BJR-CERNET China Education and Research Network 4096
CIDR Description IP NUMs(prefix /64)
2001:250:e00::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e01::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e02::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e04::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e05::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e06::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e07::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e08::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e09::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e0a::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e0b::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e0c::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e0e::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e0f::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e10::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e11::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e12::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e13::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e14::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e15::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e16::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e17::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e18::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e19::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e1a::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e1b::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e1c::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e1d::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e1e::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e1f::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e20::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e21::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e22::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e24::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e25::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:e26::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:da8:cf::/48 CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
2001:da8:21d::/48 CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
240c:c246::/32 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 17,172,736 17,970,298,617,856 IPv4 IPv4
AS23910 CNGI-CERNET2-AS-AP - China Next Generation Internet CERNET2, CN China 256 17,605,070,946,304 IPv6 IPv6
IP Address Domain NUMs Domains
101.7.0.0 1 nmgov.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:         [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:        AS138375
as-name:        CNGI-HHT-IX-AS-AP
descr:          CERNET2 regional IX at Inner Mongolia University
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:  2020-09-03T09:16:20Z
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

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:         [email protected]
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:         [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

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:         [email protected]
remarks:        [email protected]
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