AS24348 CERNET2 IX at Tsinghua University

CNGI-BJ-IX2-AS-AP

IPv4 Addresses: 400,384

Number of Peers: 8

Number of Prefixes: 21

ASN Allocated: 3^rd March 2005

ASN
Prefixes
Peers
Upstreams
Downstreams
Graphs
World Map
Raw Whois

AS24348 Summary

Regional Registry:

APNIC

Allocation Status:

Allocated

Allocation Date:

3^rd March 2005

Allocated Country:

AS24348 Network

IPv4 Prefixes:

IPv4 Peers:

IPv4 Upstreams:

IPv6 Prefixes:

IPv6 Peers:

IPv6 Upstreams:

Contacts

Email Contacts:

abuse@cernet.edu.cn

helpdesk@cernet.edu.cn

Abuse Contacts:

abuse@cernet.edu.cn

Address:

Network Research Center,

Main Bldg,

Tsinghua Univ,

Beijing 100084,

China

IPv4 Prefixes
IPv6 Prefixes

Announced Prefix	Description	Parent Prefix	RIR
58.207.0.0/16	China Education and Research Network	55.0.0.0/8	ARIN
59.66.0.0/16	China Education and Research Network	60.242.0.0/16	APNIC
101.5.0.0/16	China Education and Research Network	101.4.0.0/14	APNIC
101.6.0.0/16	China Education and Research Network	101.4.0.0/14	APNIC
183.172.0.0/15	China Education and Research Network	185.85.96.0/22	RIPE
183.172.0.0/16	China Education and Research Network	183.172.0.0/14	APNIC
183.173.0.0/16	China Education and Research Network	183.172.0.0/14	APNIC
202.38.109.0/24	China Education and Research Network	201.221.192.0/20	Lacnic
202.38.112.0/24	China Education and Research Network	202.71.96.0/20	APNIC
202.112.0.0/24	China Education and Research Network	202.112.0.0/16	APNIC
202.112.4.0/24	China Education and Research Network	202.112.0.0/16	APNIC
202.112.43.0/24	China Education and Research Network	202.112.0.0/16	APNIC
202.112.47.0/24	China Education and Research Network	202.112.0.0/16	APNIC
202.112.50.0/24	China Education and Research Network	202.112.0.0/16	APNIC
202.112.51.0/24	China Education and Research Network	202.112.0.0/16	APNIC
202.112.55.0/24	China Education and Research Network	202.112.0.0/16	APNIC
202.112.56.0/24	China Education and Research Network	202.112.0.0/16	APNIC
202.112.57.0/24	China Education and Research Network	202.112.0.0/16	APNIC
202.112.61.0/24	China Education and Research Network	202.112.0.0/16	APNIC
202.205.16.0/20	China Education and Research Network	202.204.0.0/14	APNIC

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	2402:7d80:240::/48	Chinese Academy of Telecommunication Research		2402:7d80::/32	APNIC

IPv4 Peers
IPv6 Peers

ASN	Name	Description
AS4538	ERX-CERNET-BKB	China Education and Research Network Center
AS9405	TPS-CN-AS	Test platform Service Center
AS24302	CRIS-CERNET-AS	CRIS-CERNET

ASN	Name	Description
AS23910	CNGI-CERNET2-AS-AP	China Next Generation Internet CERNET2
AS24302	CRIS-CERNET-AS	CRIS-CERNET
AS45576	CERNET2-TSINGHUA6-AS-AP	Tsinghua University
AS9405	TPS-CN-AS	Test platform Service Center
AS4538	ERX-CERNET-BKB	China Education and Research Network Center

IPv4 Upstreams
IPv6 Upstreams

Country	ASN	Name	Description	IPv6
	AS4538	ERX-CERNET-BKB	China Education and Research Network Center

IPv4 Upstream Graph

Country	ASN	Name	Description	IPv4
	AS23910	CNGI-CERNET2-AS-AP	China Next Generation Internet CERNET2

IPv6 Upstream Graph

IPv6 Downstreams

ASN	Name	Description
AS45576	CERNET2-TSINGHUA6-AS-AP	Tsinghua University
AS24302	CRIS-CERNET-AS	CRIS-CERNET
AS9405	TPS-CN-AS	Test platform Service Center

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

% Information related to 'AS24348'

% Abuse contact for 'AS24348' is 'abuse@cernet.edu.cn'

aut-num:        AS24348
as-name:        CNGI-BJ-IX2-AS-AP
descr:          CERNET2 IX at Tsinghua University
descr:          CERNET Center
descr:          Beijing 100084, China
country:        CN
import:         from AS23910 action pref=10; accept ANY
import:         from AS4134 action pref=10; accept ANY
import:         from AS4837 action pref=10; accept ANY
import:         from AS7497 action pref=10; accept ANY
import:         from AS9808 action pref=10; accept ANY
import:         from AS9800 action pref=10; accept ANY
import:         from AS9394 action pref=10; accept ANY
import:         from AS4538 action pref=10; accept ANY
import:         from AS23912 action pref=10; accept ANY
import:         from AS4789 action pref=10; accept ANY
import:         from AS9407 action pref=10; accept ANY
import:         from AS17735 action pref=10; accept ANY
import:         from AS9405 action pref=10; accept ANY
import:         from AS23911 action pref=10; accept ANY
export:         to AS23910 announce ANY
export:         to AS4134 announce ANY
export:         to AS4837 announce ANY
export:         to AS7497 announce ANY
export:         to AS9808 announce ANY
export:         to AS9800 announce ANY
export:         to AS9394 announce ANY
export:         to AS4538 announce ANY
export:         to AS23912 announce ANY
export:         to AS4789 announce ANY
export:         to AS9407 announce ANY
export:         to AS17735 announce ANY
export:         to AS9405 announce ANY
export:         to AS23911 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:  2020-09-03T09:16:29Z
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 2025-01-22
mnt-by:         MAINT-CERNET-AP
last-modified:  2025-01-22T13:47:43Z
source:         APNIC

role:           ABUSE CERNETAP
country:        ZZ
address:        Network Research Center,
address:        Main Bldg, Tsinghua Univ
address:        Beijing 100084, China
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 2025-01-22
abuse-mailbox:  abuse@cernet.edu.cn
mnt-by:         APNIC-ABUSE
last-modified:  2025-01-22T16:25:45Z
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

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Country	IX	Name	IPv4	IPv6	Port Speed