2
2
512
4,295,032,832
CIDR | Description | IP Num |
---|---|---|
210.25.187.0/24 | CERNET-CN-PI China Education and Research Network | 256 |
210.25.189.0/24 | 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 |
---|---|---|---|---|---|---|
AS7497 | CSTNET-AS-AP - Computer Network Information Center, CN |
|
1,693,440 | 73,014,444,032 | IPv4 ![]() |
![]() |
AS1273 | CW - Vodafone Group PLC, GB |
|
1,326,592 | 8,796,093,022,208 | ![]() |
IPv6 ![]() |
AS3491 | BTN-ASN - PCCW Global, Inc., US |
|
1,012,480 | 13,961,789,440 | ![]() |
IPv6 ![]() |
AS4842 | TH-AS-AP - Tianhai InfoTech, CN |
|
9,984 | 17,825,792 | ![]() |
IPv6 ![]() |
AS9312 | XTOM - xTom Hong Kong Limited, HK |
|
3,328 | 4,295,098,368 | ![]() |
IPv6 ![]() |
AS24482 | SGGS-AS-AP - SG.GS, SG |
|
22,784 | 4,294,967,296 | ![]() |
IPv6 ![]() |
AS4538 | ERX-CERNET-BKB - China Education and Research Network Center, CN |
|
17,170,688 | 17,592,186,109,952 | IPv4 ![]() |
IPv6 ![]() |
AS2497 | IIJ - Internet Initiative Japan Inc., JP |
|
3,801,600 | 17,716,740,096 | ![]() |
IPv6 ![]() |
AS131477 | SHHJ-AS - Shanghai Huajuan Information Technology Co., Ltd., CN |
|
6,912 | 272,695,296 | ![]() |
IPv6 ![]() |
AS24489 | TEIN2-NORTH-AP - Trans-Eurasia Information Network (TEIN2) - North, CN |
|
4,096 | 4,294,967,296 | IPv4 ![]() |
![]() |
AS7660 | APAN-JP - Asia Pacific Advanced Network - Japan, JP |
|
5,376 | 553,648,128 | IPv4 ![]() |
IPv6 ![]() |
AS20965 | GEANT - GEANT Vereniging, GB |
|
9,216 | 8,589,934,592 | IPv4 ![]() |
IPv6 ![]() |
AS22388 | TRANSPAC - Indiana University, US |
|
256 | 65,536 | IPv4 ![]() |
![]() |
AS4635 | HKIX-RS1 - The Hong Kong Internet Exchange Limited, HK |
|
0 | 0 | ![]() |
IPv6 ![]() |
AS6939 | HURRICANE - Hurricane Electric LLC, US |
|
514,816 | 282,635,155,472,384 | ![]() |
IPv6 ![]() |
AS293 | ESNET, US |
|
132,864 | 4,295,032,832 | IPv4 ![]() |
IPv6 ![]() |
AS38726 | VTCDIGICOM-AS-VN - VTC DIGICOM, VN |
|
20,480 | 4,294,967,296 | ![]() |
IPv6 ![]() |
AS64271 | RIXCLOUD-INC - rixCloud, US |
|
4,352 | 11,542,790,144 | ![]() |
IPv6 ![]() |
AS11537 | INTERNET2-RESEARCH-EDU - Internet2, US |
|
9,472 | 4,294,967,296 | IPv4 ![]() |
IPv6 ![]() |
AS | Description | Country/Region | IPv4 NUMs | IPv6 NUMs | IPv4 | IPv6 |
---|---|---|---|---|---|---|
AS7497 | CSTNET-AS-AP - Computer Network Information Center, CN |
|
1,693,440 | 73,014,444,032 | IPv4 ![]() |
IPv6 ![]() |
AS9800 | UNICOM - CHINA UNICOM, CN |
|
0 | 4,294,967,296 | ![]() |
IPv6 ![]() |
AS59265 | CT-CNGI - China telecom â China Next Generation Internet, CN |
|
0 | 4,294,967,296 | ![]() |
IPv6 ![]() |
AS4538 | ERX-CERNET-BKB - China Education and Research Network Center, CN |
|
17,170,688 | 17,592,186,109,952 | IPv4 ![]() |
IPv6 ![]() |
AS9401 | NLC-CN-AS - National Library of China, CN |
|
768 | 0 | IPv4 ![]() |
![]() |
AS23910 | CNGI-CERNET2-AS-AP - China Next Generation Internet CERNET2, CN |
|
6,656 | 17,609,365,913,600 | IPv4 ![]() |
IPv6 ![]() |
AS24489 | TEIN2-NORTH-AP - Trans-Eurasia Information Network (TEIN2) - North, CN |
|
4,096 | 4,294,967,296 | IPv4 ![]() |
![]() |
AS139774 | CERNET-IVION-AS - China Education and Research Network (CERNET), CN |
|
256 | 0 | IPv4 ![]() |
![]() |
AS45110 | CBCnet - Beijing Tian Wei Xin Tong technology corp. limited., CN |
|
15,360 | 4,294,967,296 | ![]() |
IPv6 ![]() |
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: 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: [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: 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 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: 2019-06-09T22:41:05Z mp-export: afi ipv6 to AS6939 announce AS23911:AS-CUSTOMERS-V6 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