AS Number
AS45576
AS Name
CERNET2-TSINGHUA6-AS-AP
Org Name
Tsinghua University
Country
China
Registry

apnic

RegDate

N/A

Updated

2020-09-03T09:16:15Z

AS45576 Looking Glass
IPv4Prefixes

7

IPv6Prefixes

6

IPv4 NUMs

397,312

IPv6 NUMs(/64)

4,295,098,368

397,312 IPv4 Addresses
CIDR Description IP Num
59.66.0.0/16
IRR InValid
BJR-CERNET China Education and Research Network 65536
101.5.0.0/16
IRR InValid
BJR-CERNET China Education and Research Network 65536
101.6.0.0/16
IRR InValid
BJR-CERNET China Education and Research Network 65536
118.229.0.0/20
IRR InValid
BJR-CERNET China Education and Research Network 4096
166.111.0.0/16
IRR InValid
TUNET imported inetnum object for IIINT 65536
183.172.0.0/16
IRR InValid
BJR-CERNET China Education and Research Network 65536
183.173.0.0/16
IRR InValid
BJR-CERNET China Education and Research Network 65536
CIDR Description IP NUMs(prefix /64)
2402:f000::/32
IRR Valid
CERNET2-TSINGHUA6-20080418 Tsinghua University 4294967296
2402:f000:2::/48
IRR Parent Valid
CERNET2-TSINGHUA6-20080418 Tsinghua University 65536
2402:f000:3::/48
IRR Parent Valid
CERNET2-TSINGHUA6-20080418 Tsinghua University 65536
2402:f000:4::/48
IRR Parent Valid
CERNET2-TSINGHUA6-20080418 Tsinghua University 65536
240c:c0a2:200::/48
IRR InValid
CERNET China Education and Research Network 65536
240c:c0a3:200::/48
IRR InValid
CERNET China Education and Research Network 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS4847 CNIX-AP - China Networks Inter-Exchange, CN China 4,729,600 17,180,262,400 IPv4 IPv4
AS24239 TWD2-NET-AS-AP - Tianhai InfoTech, CN China 0 2,162,688 IPv6 IPv6
AS24348 CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua University, CN China 398,336 4,318,298,112 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS209300 TWD2-NET - Wende Tan, GB United Kingdom 0 4,296,081,408 IPv6 IPv6
IP Address Domain NUMs Domains
59.66.3.24 1 smtps23.tsinghua.edu.cn
59.66.3.25 1 smtps23.tsinghua.edu.cn
59.66.3.26 1 smtps23.tsinghua.edu.cn
59.66.3.27 1 smtps23.tsinghua.edu.cn
59.66.3.28 1 smtps23.tsinghua.edu.cn
59.66.3.29 1 smtps23.tsinghua.edu.cn
59.66.3.30 1 smtps23.tsinghua.edu.cn
59.66.3.31 1 smtps23.tsinghua.edu.cn
59.66.45.107 1 roumao.xyz
59.66.48.189 1 ibond.top
as-block:       AS45056 - AS46079
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:  2009-09-29T05:48:11Z
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:        AS45576
as-name:        CERNET2-TSINGHUA6-AS-AP
descr:          Tsinghua University
descr:          Beijing 100084, China
country:        CN
import:         from AS23910 action pref=10; accept ANY
import:         from AS4538 action pref=10; accept ANY
import:         from AS4134 action pref=10; accept ANY
import:         from AS4837 action pref=10; accept ANY
export:         to AS23910 announce AS45576
export:         to AS4134 announce AS45576
export:         to AS4837 announce AS45576
export:         to AS4538 announce AS45576
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:  2020-09-03T09:16:15Z
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 2022-04-21
mnt-by:         MAINT-CERNET-AP
last-modified:  2022-04-21T09:47:58Z
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 2022-04-21
abuse-mailbox:  abuse@cernet.edu.cn
mnt-by:         APNIC-ABUSE
last-modified:  2022-04-21T09:48:56Z
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