AS Number
AS23911
AS Name
CNGI-BJIX-AS-AP
Org Name
China Next Generation Internet Beijing IX
Country / Region
China
Registry

apnic

RegDate

Updated

2009-09-29T06:04:16Z

AS23911 Looking Glass
IPv4Prefixes

2

IPv6Prefixes

2

IPv4 NUMs

512

IPv6 NUMs(/64)

4,295,032,832

512 IPv4 Addresses
CIDR Description IP Num
210.25.187.0/24
IRR InValid
CERNET-CN-PI China Education and Research Network 256
210.25.189.0/24
IRR InValid
CERNET-CN-PI China Education and Research Network 256
CIDR Description IP NUMs(prefix /64)
2001:252::/32
CNGIIGN-CN-20070316 CNGI International Gateway Network (CNGIIGN) 4294967296
2001:7fa:5::/48
CNGI-BJIX-CN China Next Generation Internet Beijing IX 65536
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS3491 BTN-ASN - PCCW Global, Inc., US United States 1,010,688 13,958,840,320 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 511,744 282,631,676,887,040 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 21,504 4,294,967,296 IPv6 IPv6
AS24489 TEIN2-NORTH-AP - Trans-Eurasia Information Network (TEIN2) - North, CN China 4,096 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS1273 CW - Vodafone Group PLC, GB United Kingdom 1,851,392 8,796,093,022,208 IPv6 IPv6
AS22388 TRANSPAC - Indiana University, US United States 256 65,536 IPv4 IPv4 IPv6 IPv6
AS23855 SINGAREN-GIX-AS-AP - SingAREN, SG Singapore 512 65,536 IPv4 IPv4 IPv6 IPv6
AS293 ESNET, US United States 135,168 4,295,098,368 IPv4 IPv4 IPv6 IPv6
AS4538 ERX-CERNET-BKB - China Education and Research Network Center, CN China 17,177,344 17,880,121,016,320 IPv4 IPv4 IPv6 IPv6
AS2497 IIJ - Internet Initiative Japan Inc., JP Japan 3,803,648 17,716,871,168 IPv6 IPv6
AS4826 VOCUS-BACKBONE-AS - VOCUS PTY LTD, AU Australia 318,720 17,196,908,544 IPv6 IPv6
AS9002 RETN-AS - RETN Limited, GB United Kingdom 33,024 4,294,967,296 IPv6 IPv6
AS23910 CNGI-CERNET2-AS-AP - China Next Generation Internet CERNET2, CN China 3,332 17,609,365,913,600 IPv6 IPv6
AS38255 FITI-AS-AP - China Education and Research Network (CERNET), CN China 0 4,294,967,296 IPv6 IPv6
AS39120 CONVERGENZE-AS - Convergenze S.p.A., IT Italy 35,072 12,884,901,888 IPv6 IPv6
AS7660 APAN-JP - Asia Pacific Advanced Network - Japan, JP Japan 1,024 553,648,128 IPv4 IPv4 IPv6 IPv6
AS17579 KREONET2-AS-KR - KISTI, KR Republic of Korea 6,144 0 IPv4 IPv4
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 100,096 336,889,053,184 IPv6 IPv6
AS58511 ANYCAST-GLOBAL-BACKBONE - ANYCAST HOLDINGS PTY LTD, AU Australia 24,576 8,589,934,592 IPv6 IPv6
AS137207 JUCC-AS-AP - Joint Universities Computer Centre Limited, HK Hong Kong 1,024 4,294,967,296 IPv6 IPv6
AS20965 GEANT - GEANT Vereniging, NL Netherlands 9,216 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS4635 HKIX-RS1 - The Hong Kong Internet Exchange Limited, HK Hong Kong 768 0 IPv6 IPv6
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS24489 TEIN2-NORTH-AP - Trans-Eurasia Information Network (TEIN2) - North, CN China 4,096 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS38255 FITI-AS-AP - China Education and Research Network (CERNET), CN China 0 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS139774 CERNET-IVION-AS - China Education and Research Network (CERNET), CN China 0 0 IPv4 IPv4
AS3661 ERX-CUHKNET - The Chinese University of Hong Kong, HK Hong Kong 73,984 4,295,032,832 IPv6 IPv6
AS4058 CITICTEL-CPC-AS4058 - CITIC Telecom International CPC Limited, HK Hong Kong 272,128 4,294,967,296 IPv6 IPv6
AS293 ESNET, US United States 135,168 4,295,098,368 IPv4 IPv4 IPv6 IPv6
AS7660 APAN-JP - Asia Pacific Advanced Network - Japan, JP Japan 1,024 553,648,128 IPv4 IPv4 IPv6 IPv6
AS15169 GOOGLE - Google LLC, US United States 9,061,376 94,506,123,264 IPv6 IPv6
AS16509 AMAZON-02 - Amazon.com, Inc., US United States 45,306,368 410,644,185,088 IPv6 IPv6
AS20940 AKAMAI-ASN1 - Akamai International B.V., NL Netherlands 13,927,552 1,138,167,383,552 IPv6 IPv6
AS23855 SINGAREN-GIX-AS-AP - SingAREN, SG Singapore 512 65,536 IPv4 IPv4 IPv6 IPv6
AS23910 CNGI-CERNET2-AS-AP - China Next Generation Internet CERNET2, CN China 3,332 17,609,365,913,600 IPv4 IPv4 IPv6 IPv6
AS2497 IIJ - Internet Initiative Japan Inc., JP Japan 3,803,648 17,716,871,168 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 511,744 282,631,676,887,040 IPv6 IPv6
AS23881 UDOMAIN-AS-AP - UDomain Web Hosting Company Limited, HK Hong Kong 22,016 4,295,098,368 IPv6 IPv6
AS63916 IPTELECOM-AS-AP - Techavenue International Ltd, HK Hong Kong 11,264 4,294,967,296 IPv6 IPv6
AS17579 KREONET2-AS-KR - KISTI, KR Republic of Korea 6,144 0 IPv4 IPv4
AS1273 CW - Vodafone Group PLC, GB United Kingdom 1,851,392 8,796,093,022,208 IPv6 IPv6
AS9401 NLC-CN-AS - National Library of China, CN China 512 0 IPv4 IPv4
AS20965 GEANT - GEANT Vereniging, NL Netherlands 9,216 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS131544 EARTHLAB-IAP-CAS - Institute of Atmospheric Physics, Chinese Academy of Sciences, CN China 0 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS3491 BTN-ASN - PCCW Global, Inc., US United States 1,010,688 13,958,840,320 IPv6 IPv6
AS45110 CBCnet - Beijing Tian Wei Xin Tong technology corp. limited., CN China 13,568 4,294,967,296 IPv6 IPv6
AS59265 CT-CNGI - China telecom – China Next Generation Internet, CN China 0 4,294,967,296 IPv6 IPv6
AS4538 ERX-CERNET-BKB - China Education and Research Network Center, CN China 17,177,344 17,880,121,016,320 IPv4 IPv4 IPv6 IPv6
AS7497 CSTNET-AS-AP - Computer Network Information Center, CN China 736,768 77,309,411,328 IPv4 IPv4 IPv6 IPv6

Peers at this Exchange Point

Country / Region IX IPv4 IPv6 Port Speed Updated
Hong Kong HKIX - Hong Kong Internet Exchange 100 Gbps 2023-03-15 10:25:55

Private Peering Facilities

Country / Region Name City Website Updated
MEGA-i (iAdvantage Hong Kong) Hong Kong http://www.iadvantage.net/ 2023-03-15 10:28:39
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:         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


as-block:       AS23854 - AS23944
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:         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:        AS23911
as-name:        CNGI-BJIX-AS-AP
descr:          China Next Generation Internet Beijing IX
descr:          CNGI-CERNET
descr:          Beijing 100084, China
country:        CN
import:         from AS4538 action pref=10; accept ANY
import:         from AS4839 action pref=10; accept ANY
import:         from AS4840 action pref=10; accept ANY
import:         from AS9406 action pref=10; accept ANY
import:         from AS9407 action pref=10; accept ANY
import:         from AS6939 action pref=10; accept ANY
export:         to AS9406 announce AS23911 AS4538 AS9407 AS4839 AS4840
export:         to AS4538 announce AS23911 AS9406 AS9407 AS4839 AS4840
export:         to AS9407 announce AS23911 AS4538 AS9406 AS4839 AS4840
export:         to AS4840 announce AS23911 AS4538 AS9406 AS9407 AS4839
export:         to AS4839 announce AS23911 AS4538 AS9406 AS9407 AS4840
default:        to AS4538 action pref=10; networks ANY
mp-export:      afi ipv6 to AS6939 announce AS23911:AS-CUSTOMERS-V6
remarks:        Multihome portion 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:  2020-09-03T09:16:07Z
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 2023-05-26
mnt-by:         MAINT-CERNET-AP
last-modified:  2023-05-26T07:44:58Z
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 2023-05-26
abuse-mailbox:  abuse@cernet.edu.cn
mnt-by:         APNIC-ABUSE
last-modified:  2023-05-26T07:45:57Z
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