AS Number
AS209300
AS Name
TWD2-NET
Org Name
Wende Tan
Country
China
Registry

ripe

RegDate

N/A

Updated

2021-11-16T16:06:18Z

AS209300 Looking Glass
IPv4Prefixes

0

IPv6Prefixes

4

IPv4 NUMs

0

IPv6 NUMs(/64)

4,296,081,408

0 IPv4 Addresses
CIDR Description IP NUMs(prefix /64)
2404:f4c0:f000::/44 TWD2-NET TWD2 Education and Research Network 1048576
2404:f4c0:f001::/48 TWD2-NET TWD2 Education and Research Network 65536
2a05:1085::/32 Wende Tan 4294967296
2a0c:b641:570::/48 TWD2-NET-1 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 517,376 282,631,675,576,320 IPv6 IPv6
AS20473 AS-CHOOPA - The Constant Company, LLC, US United States 1,187,584 231,098,351,616 IPv6 IPv6
AS38255 FITI-AS-AP - China Education and Research Network (CERNET), CN China 0 4,294,967,296 IPv6 IPv6
AS45576 CERNET2-TSINGHUA6-AS-AP - Tsinghua University, CN China 0 4,294,967,296 IPv6 IPv6
AS58057 SECUREBIT - Securebit AG, CH Switzerland 14,080 77,343,883,264 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS24239 TWD2-NET-AS-AP - TWD2 Education and Research Network, CN China 0 2,162,688 IPv6 IPv6

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
United States EVIX - Experimental Virtual Internet Exchange 206.81.104.145 2602:fed2:fff:ffff::145 100 Mbps 2020-02-19 04:08:27

Private Peering Facilities

Country/Region Name City Website Updated
as-block:       AS208189 - AS216475
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2023-08-11T15:50:53Z
last-modified:  2023-08-11T15:50:53Z
source:         RIPE



aut-num:        AS209300
as-name:        TWD2-NET
descr:          TWD2 Education and Research Network
descr:          London, United Kingdom
org:            ORG-WT43-RIPE
import:         from AS6939 accept ANY
export:         to AS6939 announce AS209300
import:         from AS20473 accept ANY
export:         to AS20473 announce AS209300
import:         from AS209417 accept AS209417
export:         to AS209417 announce AS209300
import:         from AS209306 accept AS209306
export:         to AS209306 announce AS209300
import:         from AS24239 accept ANY
export:         to AS24239 announce ANY
admin-c:        WTNN1-RIPE
tech-c:         WTNN1-RIPE
abuse-c:        WTNN1-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         twd2-mnt
created:        2019-03-01T12:14:34Z
last-modified:  2021-11-16T16:06:18Z
source:         RIPE
sponsoring-org: ORG-CR158-RIPE

organisation:   ORG-WT43-RIPE
org-name:       Wende Tan
country:        CN
org-type:       OTHER
address:        FIT 1-213, Tsinghua University, Beijing, China
e-mail:         [email protected]
e-mail:         [email protected]
abuse-c:        WTNN1-RIPE
admin-c:        WTNN1-RIPE
tech-c:         WTNN1-RIPE
mnt-ref:        twd2-mnt
mnt-by:         twd2-mnt
created:        2019-02-23T16:24:54Z
last-modified:  2023-05-25T06:10:45Z
source:         RIPE

role:           TWD2 Education and Research Network NOC
address:        FIT 1-213, Tsinghua University, Beijing, China
e-mail:         [email protected]
e-mail:         [email protected]
nic-hdl:        WTNN1-RIPE
abuse-mailbox:  twd2.me+[email protected]
mnt-by:         twd2-mnt
created:        2019-02-23T16:18:42Z
last-modified:  2023-05-25T06:14:20Z
source:         RIPE