ASN AS7497 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS7497?

AS7497 is listed under CNIC CAS.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS7497 CNIC CAS | IPGeolocation.io

CNIC CAS cnic.cn

CN 645 Routes

AS Data

AS7497

AS7497 – CNIC CAS

AS Number	7497
AS Name	CSTNET-AS-AP
Organization	CNIC CAS (org-ca107-ap)
Country	CN
Website	cnic.cn
Number of IPv4 Routes	467
Number of IPv6 Routes	178
ASN type	ISP
Registry	APNIC
Date Allocated	N/A

ASN Intelligence API for production workflows

Use ASN data for AS7497 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
119.78.213.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
2400:dd01:1029::/48	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	~1×10²⁴
210.72.138.0/23	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	512
210.75.228.0/22	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	1024
223.193.52.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
124.16.0.0/23	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	512
159.226.150.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
159.226.109.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
210.75.239.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
159.226.168.0/23	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	512
159.226.228.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
210.77.67.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
210.72.150.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
210.73.15.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
2400:dd09:1001::/48	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	~1×10²⁴
2400:dd07:1005::/48	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	~1×10²⁴
119.78.100.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
124.16.142.0/23	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	512
124.16.76.0/22	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	1024
210.77.12.0/23	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	512
159.226.79.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
159.226.139.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
159.226.202.0/23	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	512
210.77.92.0/22	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	1024
124.16.26.0/23	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	512
2400:dd01:1005::/48	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	~1×10²⁴
202.127.6.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
2400:dd01:102a::/48	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	~1×10²⁴
210.77.66.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
119.78.243.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
159.226.84.0/23	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	512
202.127.144.0/20	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	4096
202.127.144.0/23	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	512
202.127.151.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
2400:dd01:1004::/48	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	~1×10²⁴
124.16.166.0/23	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	512
210.75.238.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
2400:dd01:3004::/48	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	~1×10²⁴
210.76.206.0/23	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	512
210.77.0.0/21	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	2048
2400:dd08:1004::/48	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	~1×10²⁴
210.72.92.0/23	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	512
2400:dd00::/28	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	~1×10³⁰
159.226.49.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
124.16.180.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
103.2.208.0/22	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	1024
159.226.121.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
2400:dd01:1034::/48	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	~1×10²⁴
2400:dd03:1000::/48	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	~1×10²⁴
2400:dd03:1fff::/48	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	~1×10²⁴
2400:dd08:1002::/48	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	~1×10²⁴
124.16.173.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
2400:dd01:3002::/48	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	~1×10²⁴
2400:dd03:1001::/48	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	~1×10²⁴
2400:dd01:1035::/48	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	~1×10²⁴
124.16.64.0/18	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	16384
159.226.19.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
119.78.209.0/24	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	256
119.78.64.0/20	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	4096
124.17.38.0/23	AS7497	CNIC CAS	Computer Network Information Center, Chinese Academy of Sciences	512

Raw Whois Response

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS7467 - AS7722'

as-block:       AS7467 - AS7722
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:        PO Box 3646
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:  2026-08-26T00:40:00Z
source:         APNIC

% Information related to 'AS7497'

% Abuse contact for 'AS7497' is 'abuse-ip@cstnet.cn'

aut-num:        AS7497
as-name:        CSTNET-AS-AP
descr:          Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)
country:        CN
import:         from AS4538 accept <^AS4538>
import:         from AS4789 accept <^AS4789>
import:         from AS4837 accept <^AS4837>
import:         from AS4847 accept <^AS4847>
import:         from AS9306 accept <^AS9306>
import:         from AS9389 accept <^AS9389>
import:         from AS9394 accept <^AS9394>
import:         from AS9406 accept <^AS9406>
import:         from AS9800 accept <^AS9800>
import:         from AS9808 accept <^AS9808>
import:         from AS3320 accept ANY
import:         from AS3491 accept ANY
import:         from AS6453 accept ANY
import:         from AS10026 accept ANY
import:         from AS7497:AS-CUSTOMERS accept <^AS7497:AS-CUSTOMERS>
export:         to AS4538 announce <^AS7497>
export:         to AS4789 announce <^AS7497>
export:         to AS4837 announce <^AS7497>
export:         to AS4847 announce <^AS7497>
export:         to AS9306 announce <^AS7497>
export:         to AS9389 announce <^AS7497>
export:         to AS9394 announce <^AS7497>
export:         to AS9406 announce <^AS7497>
export:         to AS9800 announce <^AS7497>
export:         to AS9808 announce <^AS7497>
export:         to AS3320 announce <^AS7497>
export:         to AS3491 announce <^AS7497>
export:         to AS6453 announce <^AS7497>
export:         to AS10026 announce <^AS7497>
export:         to AS7497:AS-CUSTOMERS announce ANY
export:         to AS3320 announce <^AS7497:AS-CUSTOMERS>
export:         to AS3491 announce <^AS7497:AS-CUSTOMERS>
export:         to AS6453 announce <^AS7497:AS-CUSTOMERS>
export:         to AS10026 announce <^AS7497:AS-CUSTOMERS>
org:            ORG-CA107-AP
admin-c:        CNIC1-AP
tech-c:         CNIC1-AP
abuse-c:        AC2741-AP
mnt-lower:      MAINT-CSTNET-CN
mnt-routes:     MAINT-CSTNET-CN
mnt-by:         APNIC-HM
mnt-irt:        IRT-CSTNET-CN
last-modified:  2023-10-09T04:01:57Z
source:         APNIC

irt:            IRT-CSTNET-CN
address:        2 Dongsheng South Road, Haidian District, Beijing Beijing 100190
e-mail:         abuse-ip@cstnet.cn
abuse-mailbox:  abuse-ip@cstnet.cn
admin-c:        CNIC1-AP
tech-c:         CNIC1-AP
auth:           # Filtered
remarks:        abuse-ip@cstnet.cn was validated on 2026-05-11
mnt-by:         MAINT-CSTNET-CN
last-modified:  2026-05-11T05:28:58Z
source:         APNIC

organisation:   ORG-CA107-AP
org-name:       CNIC-CAS
org-type:       LIR
country:        CN
address:        2 Dongsheng South Road, Haidian District
phone:          +86.10.58812266
e-mail:         support@cnic.cn
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:18:50Z
source:         APNIC

role:           ABUSE CSTNETCN
country:        ZZ
address:        2 Dongsheng South Road, Haidian District, Beijing Beijing 100190
phone:          +000000000
e-mail:         abuse-ip@cstnet.cn
admin-c:        CNIC1-AP
tech-c:         CNIC1-AP
nic-hdl:        AC2741-AP
remarks:        Generated from irt object IRT-CSTNET-CN
remarks:        abuse-ip@cstnet.cn was validated on 2026-05-11
abuse-mailbox:  abuse-ip@cstnet.cn
mnt-by:         APNIC-ABUSE
last-modified:  2026-05-11T05:29:17Z
source:         APNIC

role:           Computer Network Information Center of Chinese Academy of Sciences administrator
address:        2 Dongsheng South Road, Haidian District, Beijing Beijing 100190
country:        CN
phone:          +86.10.58812266
e-mail:         supervise@cnic.cn
admin-c:        CNIC1-AP
tech-c:         CNIC1-AP
nic-hdl:        CNIC1-AP
mnt-by:         MAINT-CNICOCAOS-CN
last-modified:  2022-05-12T07:31:01Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-US2)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "as_blocks" : [ {
    "as_block" : "AS7467 - AS7722",
    "description" : [ "APNIC ASN block" ],
    "admin_contacts" : [ "HM20-AP" ],
    "tech_contacts" : [ "HM20-AP" ],
    "remarks" : [ "These AS numbers are further assigned by APNIC", "to APNIC members and end-users in the APNIC region" ],
    "mnt_by" : [ "APNIC-HM" ],
    "mnt_lower" : [ "APNIC-HM" ],
    "date_updated" : "2008-09-04",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS7497",
    "as_name" : "CSTNET-AS-AP",
    "description" : [ "Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)" ],
    "country" : "CN",
    "import" : [ "from AS4538 accept <^AS4538>", "from AS4789 accept <^AS4789>", "from AS4837 accept <^AS4837>", "from AS4847 accept <^AS4847>", "from AS9306 accept <^AS9306>", "from AS9389 accept <^AS9389>", "from AS9394 accept <^AS9394>", "from AS9406 accept <^AS9406>", "from AS9800 accept <^AS9800>", "from AS9808 accept <^AS9808>", "from AS3320 accept ANY", "from AS3491 accept ANY", "from AS6453 accept ANY", "from AS10026 accept ANY", "from AS7497:AS-CUSTOMERS accept <^AS7497:AS-CUSTOMERS>" ],
    "export" : [ "to AS4538 announce <^AS7497>", "to AS4789 announce <^AS7497>", "to AS4837 announce <^AS7497>", "to AS4847 announce <^AS7497>", "to AS9306 announce <^AS7497>", "to AS9389 announce <^AS7497>", "to AS9394 announce <^AS7497>", "to AS9406 announce <^AS7497>", "to AS9800 announce <^AS7497>", "to AS9808 announce <^AS7497>", "to AS3320 announce <^AS7497>", "to AS3491 announce <^AS7497>", "to AS6453 announce <^AS7497>", "to AS10026 announce <^AS7497>", "to AS7497:AS-CUSTOMERS announce ANY", "to AS3320 announce <^AS7497:AS-CUSTOMERS>", "to AS3491 announce <^AS7497:AS-CUSTOMERS>", "to AS6453 announce <^AS7497:AS-CUSTOMERS>", "to AS10026 announce <^AS7497:AS-CUSTOMERS>" ],
    "organization" : "ORG-CA107-AP",
    "admin_contacts" : [ "CNIC1-AP" ],
    "tech_contacts" : [ "CNIC1-AP" ],
    "abuse_contacts" : [ "AC2741-AP" ],
    "mnt_irt" : [ "IRT-CSTNET-CN" ],
    "mnt_lower" : [ "MAINT-CSTNET-CN" ],
    "mnt_routes" : [ "MAINT-CSTNET-CN" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-10-09",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-CSTNET-CN",
    "address" : [ "2 Dongsheng South Road, Haidian District, Beijing Beijing 100190" ],
    "street" : "Dongsheng South Road",
    "city" : "Beijing Beijing",
    "zip_code" : "100190",
    "email" : [ "abuse-ip@cstnet.cn" ],
    "abuse_mailbox" : [ "abuse-ip@cstnet.cn" ],
    "admin_contacts" : [ "CNIC1-AP" ],
    "tech_contacts" : [ "CNIC1-AP" ],
    "remarks" : [ "abuse-ip@cstnet.cn was validated on 2026-05-11" ],
    "mnt_by" : [ "MAINT-CSTNET-CN" ],
    "date_updated" : "2026-05-11",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-CA107-AP",
    "name" : "CNIC-CAS",
    "type" : "LIR",
    "address" : [ "2 Dongsheng South Road, Haidian District" ],
    "street" : "Dongsheng South Road",
    "country" : [ "CN" ],
    "email" : [ "support@cnic.cn" ],
    "phone" : [ "+86.10.58812266" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-09-05",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "CNIC1-AP",
    "name" : "Computer Network Information Center of Chinese Academy of Sciences administrator",
    "address" : [ "2 Dongsheng South Road, Haidian District, Beijing Beijing 100190" ],
    "street" : "Dongsheng South Road",
    "city" : "Beijing Beijing",
    "zip_code" : "100190",
    "country" : "CN",
    "email" : [ "supervise@cnic.cn" ],
    "phone" : [ "+86.10.58812266" ],
    "admin_contacts" : [ "CNIC1-AP" ],
    "tech_contacts" : [ "CNIC1-AP" ],
    "mnt_by" : [ "MAINT-CNICOCAOS-CN" ],
    "date_updated" : "2022-05-12",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "CNIC1-AP",
    "name" : "Computer Network Information Center of Chinese Academy of Sciences administrator",
    "address" : [ "2 Dongsheng South Road, Haidian District, Beijing Beijing 100190" ],
    "street" : "Dongsheng South Road",
    "city" : "Beijing Beijing",
    "zip_code" : "100190",
    "country" : "CN",
    "email" : [ "supervise@cnic.cn" ],
    "phone" : [ "+86.10.58812266" ],
    "admin_contacts" : [ "CNIC1-AP" ],
    "tech_contacts" : [ "CNIC1-AP" ],
    "mnt_by" : [ "MAINT-CNICOCAOS-CN" ],
    "date_updated" : "2022-05-12",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AC2741-AP",
    "name" : "ABUSE CSTNETCN",
    "address" : [ "2 Dongsheng South Road, Haidian District, Beijing Beijing 100190" ],
    "street" : "Dongsheng South Road",
    "city" : "Beijing Beijing",
    "zip_code" : "100190",
    "country" : "ZZ",
    "email" : [ "abuse-ip@cstnet.cn" ],
    "abuse_mailbox" : [ "abuse-ip@cstnet.cn" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "CNIC1-AP" ],
    "tech_contacts" : [ "CNIC1-AP" ],
    "remarks" : [ "Generated from irt object IRT-CSTNET-CN", "abuse-ip@cstnet.cn was validated on 2026-05-11" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-05-11",
    "source" : "APNIC"
  } ]
}

Peers

AS Number	Description	Country
AS24482	SG.GS	SG
AS6453	TATA COMMUNICATIONS AMERICA INC	US
AS23911	CNGI CERNET	CN
AS9389	BEIJING SHENZHOU GREATWALL COMMUNICATION	CN
AS24151	China Internet Network Infomation Center	CN
AS3320	Deutsche Telekom AG	DE
AS8359	MTS PJSC	RU
AS6939	Hurricane Electric LLC	US
AS101	University of Washington	US
AS4635	The Hong Kong Internet Exchange Limited	HK
AS2907	Research Organization of Information and Systems, National Institute of Informatics	JP
AS132337	AXCLUSIVE PTE. LTD.	SG
AS140627	ONEQODE ASSETS PTY LTD	AU
AS4789	Tsinghua University, Beijing	CN
AS63555	Beijing Beilong Yunhai Network Data Technology Corporation	CN
AS293	ESnet	US
AS36236	NetActuate, Inc	US
AS4837	CHINA UNICOM China169 Backbone	CN
AS23855	SingAREN	SG
AS3491	PCCW Global HK Limited	HK
AS9394	China TieTong Telecommunications Corporation	CN
AS1103	SURF B.V.	NL
AS4134	CHINANET BACKBONE No.31,Jin rong Street	CN
AS38345	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.	CN
AS9729	iAdvantage Limited	HK
AS7660	Asia Pacific Advanced Network Japan	JP
AS10026	Telstra International Limited	JP
AS39120	Convergenze S.p.A.	IT
AS20965	GEANT Vereniging	NL
AS17579	KISTI	KR
AS24409	China Internet Network Infomation Center	CN
AS1239	Cogent Communications, LLC	US
AS11537	Internet2	US
AS32590	Valve Corporation	US
AS4538	Tsinghua University	CN
AS9406	Room 224, Tsinghua University	CN
AS9808	China Mobile Communications Group Co., Ltd	CN
AS58717	Summit Communications Limited	BD
AS4641	The Hong Kong Internet Exchange Limited	HK
AS174	Cogent Communications, LLC	US
AS9306	CIETNET RongHua Road No.11, Beijing Economy Technology Development Area, 100176	AU
AS9800	CHINA UNICOM	CN
AS7575	Australian Academic and Research Network	AU
AS4847	Connect to Sprint Link Intl and Global Sprint Link	CN
AS49544	i3D.net B.V	NL

Upstreams

AS Number	Description	Country
AS20965	GEANT Vereniging	NL
AS23911	CNGI CERNET	CN
AS11537	Internet2	US
AS8359	MTS PJSC	RU
AS6939	Hurricane Electric LLC	US
AS4635	The Hong Kong Internet Exchange Limited	HK
AS9808	China Mobile Communications Group Co., Ltd	CN
AS174	Cogent Communications, LLC	US
AS2907	Research Organization of Information and Systems, National Institute of Informatics	JP
AS7575	Australian Academic and Research Network	AU
AS4837	CHINA UNICOM China169 Backbone	CN
AS23855	SingAREN	SG
AS3491	PCCW Global HK Limited	HK
AS1103	SURF B.V.	NL
AS4134	CHINANET BACKBONE No.31,Jin rong Street	CN
AS7660	Asia Pacific Advanced Network Japan	JP

Downstreams

AS Number	Description	Country
AS63555	Beijing Beilong Yunhai Network Data Technology Corporation	CN
AS24151	China Internet Network Infomation Center	CN
AS24409	China Internet Network Infomation Center	CN
AS3491	PCCW Global HK Limited	HK
AS4538	Tsinghua University	CN
AS38345	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.	CN