AS Number
AS24372
AS Name
CNGI-HRB-IX-AS-AP
Org Name
CERNET2 IX at Harbin Institute of Technology
Country
China
Registry

apnic

RegDate

N/A

Updated

2020-09-03T09:16:06Z

AS24372 Looking Glass
IPv4Prefixes

135

IPv6Prefixes

64

IPv4 NUMs

229,632

IPv6 NUMs(/64)

4,298,508,544

229,632 IPv4 Addresses
CIDR Description IP Num
58.155.0.0/20 SYR-CERNET China Education and Research Network 4096
58.155.1.0/24 SYR-CERNET China Education and Research Network 256
58.155.4.0/24 SYR-CERNET China Education and Research Network 256
58.155.16.0/24 SYR-CERNET China Education and Research Network 256
58.155.16.0/21 SYR-CERNET China Education and Research Network 2048
58.155.24.0/24 SYR-CERNET China Education and Research Network 256
58.155.24.0/21 SYR-CERNET China Education and Research Network 2048
58.155.27.0/24 SYR-CERNET China Education and Research Network 256
58.155.32.0/20 SYR-CERNET China Education and Research Network 4096
58.155.48.0/20 SYR-CERNET China Education and Research Network 4096
58.155.50.0/24 SYR-CERNET China Education and Research Network 256
58.155.51.0/24 SYR-CERNET China Education and Research Network 256
58.155.53.0/24 SYR-CERNET China Education and Research Network 256
58.155.62.0/24 SYR-CERNET China Education and Research Network 256
58.155.63.0/24 SYR-CERNET China Education and Research Network 256
58.155.71.0/24 SYR-CERNET China Education and Research Network 256
58.155.96.0/20 SYR-CERNET China Education and Research Network 4096
58.155.124.0/22 SYR-CERNET China Education and Research Network 1024
58.194.120.0/21 CIS-CERNET China Education and Research Network 2048
111.117.0.0/20 SYR-CERNET China Education and Research Network 4096
111.117.16.0/21 SYR-CERNET China Education and Research Network 2048
111.117.32.0/20 SYR-CERNET China Education and Research Network 4096
111.117.48.0/20 SYR-CERNET China Education and Research Network 4096
118.203.0.0/18 SYR-CERNET China Education and Research Network 16384
118.203.64.0/20 SYR-CERNET China Education and Research Network 4096
118.203.96.0/22 SYR-CERNET China Education and Research Network 1024
118.203.112.0/22 SYR-CERNET China Education and Research Network 1024
118.203.112.0/21 SYR-CERNET China Education and Research Network 2048
118.203.116.0/22 SYR-CERNET China Education and Research Network 1024
118.203.120.0/21 SYR-CERNET China Education and Research Network 2048
118.203.128.0/20 SYR-CERNET China Education and Research Network 4096
118.203.144.0/21 SYR-CERNET China Education and Research Network 2048
118.203.152.0/21 SYR-CERNET China Education and Research Network 2048
118.203.160.0/20 SYR-CERNET China Education and Research Network 4096
118.203.176.0/20 SYR-CERNET China Education and Research Network 4096
118.203.192.0/22 SYR-CERNET China Education and Research Network 1024
118.203.196.0/22 SYR-CERNET China Education and Research Network 1024
118.203.200.0/21 SYR-CERNET China Education and Research Network 2048
118.203.208.0/20 SYR-CERNET China Education and Research Network 4096
125.223.0.0/20 SYR-CERNET China Education and Research Network 4096
125.223.1.0/24 SYR-CERNET China Education and Research Network 256
125.223.16.0/21 SYR-CERNET China Education and Research Network 2048
125.223.24.0/21 SYR-CERNET China Education and Research Network 2048
125.223.32.0/19 SYR-CERNET China Education and Research Network 8192
125.223.62.0/24 SYR-CERNET China Education and Research Network 256
125.223.63.0/24 SYR-CERNET China Education and Research Network 256
125.223.76.0/22 SYR-CERNET China Education and Research Network 1024
125.223.84.0/22 SYR-CERNET China Education and Research Network 1024
125.223.88.0/22 SYR-CERNET China Education and Research Network 1024
125.223.96.0/23 SYR-CERNET China Education and Research Network 512
125.223.112.0/20 SYR-CERNET China Education and Research Network 4096
202.118.128.0/20 CERNET-CN China Education and Research Network 4096
202.118.160.0/21 CERNET-CN China Education and Research Network 2048
202.118.164.0/24 CERNET-CN China Education and Research Network 256
202.118.166.0/24 CERNET-CN China Education and Research Network 256
202.118.168.0/22 CERNET-CN China Education and Research Network 1024
202.118.176.0/24 CERNET-CN China Education and Research Network 256
202.118.176.0/20 CERNET-CN China Education and Research Network 4096
202.118.190.0/24 CERNET-CN China Education and Research Network 256
202.118.191.0/24 CERNET-CN China Education and Research Network 256
202.118.192.0/24 CERNET-CN China Education and Research Network 256
202.118.192.0/20 CERNET-CN China Education and Research Network 4096
202.118.198.0/24 CERNET-CN China Education and Research Network 256
202.118.208.0/24 CERNET-CN China Education and Research Network 256
202.118.208.0/20 CERNET-CN China Education and Research Network 4096
202.118.222.0/24 CERNET-CN China Education and Research Network 256
202.118.224.0/24 CERNET-CN China Education and Research Network 256
202.118.224.0/19 CERNET-CN China Education and Research Network 8192
202.118.238.0/24 CERNET-CN China Education and Research Network 256
202.118.243.0/24 CERNET-CN China Education and Research Network 256
202.118.250.0/24 CERNET-CN China Education and Research Network 256
202.118.250.0/23 CERNET-CN China Education and Research Network 512
202.118.251.0/24 CERNET-CN China Education and Research Network 256
202.118.252.0/24 CERNET-CN China Education and Research Network 256
202.118.252.0/22 CERNET-CN China Education and Research Network 1024
202.118.253.0/24 CERNET-CN China Education and Research Network 256
210.46.8.0/21 CERNET-CN China Education and Research Network 2048
210.46.48.0/24 CERNET-CN China Education and Research Network 256
210.46.48.0/21 CERNET-CN China Education and Research Network 2048
210.46.50.0/24 CERNET-CN China Education and Research Network 256
210.46.64.0/20 CERNET-CN China Education and Research Network 4096
210.46.80.0/24 CERNET-CN China Education and Research Network 256
210.46.80.0/20 CERNET-CN China Education and Research Network 4096
210.46.96.0/20 CERNET-CN China Education and Research Network 4096
210.46.97.0/24 CERNET-CN China Education and Research Network 256
210.46.100.0/24 CERNET-CN China Education and Research Network 256
210.46.112.0/24 CERNET-CN China Education and Research Network 256
210.46.112.0/20 CERNET-CN China Education and Research Network 4096
210.46.113.0/24 CERNET-CN China Education and Research Network 256
210.46.122.0/24 CERNET-CN China Education and Research Network 256
210.46.123.0/24 CERNET-CN China Education and Research Network 256
210.46.127.0/24 CERNET-CN China Education and Research Network 256
210.46.136.0/21 CERNET-CN China Education and Research Network 2048
210.46.144.0/21 CERNET-CN China Education and Research Network 2048
210.46.152.0/21 CERNET-CN China Education and Research Network 2048
210.46.176.0/20 CERNET-CN China Education and Research Network 4096
210.46.192.0/21 CERNET-CN China Education and Research Network 2048
210.46.216.0/24 CERNET-CN China Education and Research Network 256
210.46.216.0/21 CERNET-CN China Education and Research Network 2048
210.46.248.0/21 CERNET-CN China Education and Research Network 2048
210.47.64.0/20 CERNET-CN China Education and Research Network 4096
210.47.68.0/24 CERNET-CN China Education and Research Network 256
210.47.98.0/23 CERNET-CN China Education and Research Network 512
210.47.100.0/23 CERNET-CN China Education and Research Network 512
210.47.104.0/21 CERNET-CN China Education and Research Network 2048
210.47.112.0/20 CERNET-CN China Education and Research Network 4096
219.217.192.0/23 CERNET-CN China Education and Research Network 512
219.217.194.0/24 CERNET-CN China Education and Research Network 256
219.217.195.0/24 CERNET-CN China Education and Research Network 256
219.217.196.0/22 CERNET-CN China Education and Research Network 1024
219.217.200.0/24 CERNET-CN China Education and Research Network 256
219.217.201.0/24 CERNET-CN China Education and Research Network 256
219.217.202.0/23 CERNET-CN China Education and Research Network 512
219.217.204.0/22 CERNET-CN China Education and Research Network 1024
219.217.208.0/20 CERNET-CN China Education and Research Network 4096
219.217.210.0/24 CERNET-CN China Education and Research Network 256
219.217.211.0/24 CERNET-CN China Education and Research Network 256
219.217.224.0/19 CERNET-CN China Education and Research Network 8192
219.217.226.0/23 CERNET-CN China Education and Research Network 512
219.217.228.0/24 CERNET-CN China Education and Research Network 256
219.217.229.0/24 CERNET-CN China Education and Research Network 256
219.217.246.0/24 CERNET-CN China Education and Research Network 256
222.27.129.0/24 SYR-CERNET China Education and Research Network 256
222.27.130.0/24 SYR-CERNET China Education and Research Network 256
222.27.144.0/20 SYR-CERNET China Education and Research Network 4096
222.27.160.0/22 SYR-CERNET China Education and Research Network 1024
222.27.164.0/22 SYR-CERNET China Education and Research Network 1024
222.27.168.0/21 SYR-CERNET China Education and Research Network 2048
222.27.176.0/22 SYR-CERNET China Education and Research Network 1024
222.27.180.0/22 SYR-CERNET China Education and Research Network 1024
222.27.184.0/22 SYR-CERNET China Education and Research Network 1024
222.27.188.0/22 SYR-CERNET China Education and Research Network 1024
222.27.192.0/20 SYR-CERNET China Education and Research Network 4096
222.27.224.0/20 SYR-CERNET China Education and Research Network 4096
222.27.240.0/20 SYR-CERNET China Education and Research Network 4096
CIDR Description IP NUMs(prefix /64)
2001:250:7801::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7802::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7803::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7804::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7805::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7806::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7807::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7808::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7809::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:780a::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:780b::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:780c::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:780d::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:780e::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:780f::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7810::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7811::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7812::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7813::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7814::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7815::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7817::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7818::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7819::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:781a::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:781b::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:781c::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:781d::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:781e::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:781f::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7820::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7821::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7822::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7824::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7825::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7826::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7827::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7828::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:7829::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:250:fe01::/48 CERNET-CN-20000426 CERNET IPv6 Backbone 65536
2001:da8:ab::/48 CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
2001:da8:b800::/48 CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
2001:da8:b801::/48 CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
2001:da8:b803::/48 CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
2001:da8:b804::/48 CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
2001:da8:b805::/48 CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
2001:da8:b807::/48 CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
2001:da8:b808::/48 CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
2001:da8:b809::/48 CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
2001:da8:b80a::/48 CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
2001:da8:b80d::/48 CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
2001:da8:b80e::/48 CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
2001:da8:b813::/48 CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
2001:da8:b81c::/48 CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 65536
2406:280::/32 CERNET2-HIT6 Harbin Institute of Technology 4294967296
240c:c0aa:1230::/56 CERNET China Education and Research Network 256
240c:c0aa:1230:100::/56 CERNET China Education and Research Network 256
240c:c0aa:1230:200::/56 CERNET China Education and Research Network 256
240c:c0aa:2230::/56 CERNET China Education and Research Network 256
240c:c0aa:2230:100::/56 CERNET China Education and Research Network 256
240c:c0aa:2230:200::/56 CERNET China Education and Research Network 256
240c:c0aa:4230::/56 CERNET China Education and Research Network 256
240c:c0aa:4230:100::/56 CERNET China Education and Research Network 256
240c:c0aa:4230:200::/56 CERNET China Education and Research Network 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS4538 ERX-CERNET-BKB - China Education and Research Network Center, CN China 17,177,856 17,961,706,979,328 IPv4 IPv4
AS23910 CNGI-CERNET2-AS-AP - China Next Generation Internet CERNET2, CN China 3,588 17,609,365,913,600 IPv6 IPv6
IP Address Domain NUMs Domains
58.194.127.67 1 yjyw.hrbmu.edu.cn
as-block:       AS23552 - AS24575
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
remarks:        AS23889 has been transfered to AfriNIC
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


as-block:       AS24298 - AS24400
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:  2008-09-04T06:40:26Z
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:        AS24372
as-name:        CNGI-HRB-IX-AS-AP
descr:          CERNET2 IX at Harbin Institute of Technology
descr:          CERNET Center
descr:          Beijing 100084, China
country:        CN
import:         from AS23910 action pref=10; accept ANY
import:         from AS4538 action pref=10; accept ANY
export:         to AS23910 announce ANY
export:         to AS4538 announce ANY
default:        to AS23910 action pref=10; networks ANY
remarks:        Multihome member of CERNET
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:  2020-09-03T09:16:06Z
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 2023-12-14
mnt-by:         MAINT-CERNET-AP
last-modified:  2023-12-14T03:44:39Z
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 2023-12-14
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2023-12-14T03:44:51Z
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