AS24489 Trans-Eurasia Information Network (TEIN2) - North

Country of Origin:

China

Prefixes Originated (all): 4
Prefixes Originated (v4): 2
Prefixes Originated (v6): 2

Prefixes Announced (all): 76
Prefixes Announced (v4): 73
Prefixes Announced (v6): 3

RPKI Originated Valid (all): 0
RPKI Originated Valid (v4): 0
RPKI Originated Valid (v6): 0

RPKI Originated Invalid (all): 0
RPKI Originated Invalid (v4): 0
RPKI Originated Invalid (v6): 0

BGP Peers Observed (all): 9
BGP Peers Observed (v4): 9
BGP Peers Observed (v6): 5

IPs Originated (v4): 4,096
AS Paths Observed (v4): 89
AS Paths Observed (v6): 4,115

Average AS Path Length (all): 4.002
Average AS Path Length (v4): 3.966
Average AS Path Length (v6): 4.003

AS24489 IPv4 Peers

ASN	Name
AS23911	China Next Generation Internet Beijing IX
AS9821	Department of Science and Technology
AS24287	National Institute of Informatics
AS24490	Trans-Eurasia Information Network (TEIN2) - SG
AS17579	KISTI
AS24475	ThaiREN.Thailand Research and Education Network Thailand
AS9270	National Infomation Society Agency
AS137207	Joint Universities Computer Centre Limited
AS10076	ERDEMNET Mongolian National Research and Education Network

AS24489 IPv6 Peers

ASN	Name
AS23911	China Next Generation Internet Beijing IX

AS24489 IPv4 Peer Count

AS24489 IPv6 Peer Count

AS24489 IPv4 Prefixes Announced

AS24489 IPv6 Prefixes Announced

AS24489 IPv4 Prefixes Originated

AS24489 IPv6 Prefixes Originated

AS24489 IPv4 Route Propagation

AS24489 IPv6 Route Propagation

Prefix	Description	Visibility
Loading Prefixes...

Prefix	Description
202.179.240.0/20	Trans-Eurasia Information Network (TEIN2)
202.179.240.0/21	Trans-Eurasia Information Network (TEIN2)

Prefix	Description	Visibility
Loading Prefixes...

Prefix	Description
2001:254::/32	Trans-Eurasia Information Network (TEIN2)
2001:254::/33	Trans-Eurasia Information Network (TEIN2)

Bogon Prefixes
Prefix	Type	Status

Rank	Description	IPv6	Peer
1	China Next Generation Internet Beijing IX	X	AS23911
2	Department of Science and Technology		AS9821
3	National Institute of Informatics	X	AS24287
4	Trans-Eurasia Information Network (TEIN2) - SG	X	AS24490
5	KISTI		AS17579
6	ThaiREN.Thailand Research and Education Network Thailand		AS24475
7	National Infomation Society Agency		AS9270
8	Joint Universities Computer Centre Limited	X	AS137207
9	ERDEMNET Mongolian National Research and Education Network	X	AS10076

Rank	Description	IPv4	Peer
1	China Next Generation Internet Beijing IX	X	AS23911
2	National Institute of Informatics	X	AS24287
3	Trans-Eurasia Information Network (TEIN2) - SG	X	AS24490
4	Joint Universities Computer Centre Limited	X	AS137207
5	ERDEMNET Mongolian National Research and Education Network	X	AS10076

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:       AS24431 - AS24517
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:        AS24489
as-name:        TEIN2-NORTH-AP
descr:          Trans-Eurasia Information Network (TEIN2) - North
descr:          China Education and Research Network Center
descr:          Tsinghua University, Beijing 100084, China
country:        CN
import:         from AS4538 action pref=10; accept ANY
import:         from AS7660 action pref=10; accept ANY
import:         from AS20965 action pref=10; accept ANY
export:         to AS4538 announce AS24489
export:         to AS7660 announce AS24489
export:         to AS20965 announce AS24489
default:        to AS20965 action pref=10; networks ANY
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:  2020-09-03T09:16:23Z
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

APNIC

aut-num: AS24489 as-name: TEIN2-NORTH-AP descr: Trans-Eurasia Information Network (TEIN2) - North descr: China Education and Research Network Center descr: Tsinghua University, Beijing 100084, China country: CN import: from AS4538 action pref=10; accept ANY import: from AS7660 action pref=10; accept ANY import: from AS20965 action pref=10; accept ANY export: to AS4538 announce AS24489 export: to AS7660 announce AS24489 export: to AS20965 announce AS24489 default: to AS20965 action pref=10; networks ANY 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: 2020-09-03T09:16:23Z source: APNIC

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