AS209300 TWD2 Education and Research Network

• IPv6 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	2404:f4c0:f000::/44	TWD2 Education and Research Network		2404:f4c0::/32	APNIC
	2404:f4c0:f001::/48	TWD2 Education and Research Network		2404:f4c0::/32	APNIC
	2404:f4c0:f002::/48	TWD2 Education and Research Network		2404:f4c0::/32	APNIC
	2a05:1085::/32			2a05:1080::/29	RIPE
	2a0c:b641:570::/48			2a0c:b640::/29	RIPE

• IPv6 Peers

Country	ASN	Name	Description
	AS38255	FITI-AS-AP	China Education and Research Network (CERNET)
	AS45576	CERNET2-TSINGHUA6-AS-AP	Tsinghua University
	AS20473	AS-VULTR	The Constant Company, LLC
	AS142650	APNIC ASN block	APNIC ASN block
	AS24239	TWD2-NET-AS-AP	TWD2 Education and Research Network
	AS29632	NASSIST-AS	Netassist Limited
	AS8772	NLineLLC	NetAssist LLC

• IPv6 Upstreams

Country	ASN	Name	Description
	AS20473	AS-VULTR	The Constant Company, LLC
	AS38255	FITI-AS-AP	China Education and Research Network (CERNET)
	AS142650	APNIC ASN block	APNIC ASN block
	AS29632	NASSIST-AS	Netassist Limited
	AS45576	CERNET2-TSINGHUA6-AS-AP	Tsinghua University
	AS8772	NLineLLC	NetAssist LLC

IPv6 Upstream Graph

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IPv6 Upstream Graph

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• IPv6 Downstreams

Country	ASN	Name	Description
	AS24239	TWD2-NET-AS-AP	TWD2 Education and Research Network
	AS38255	FITI-AS-AP	China Education and Research Network (CERNET)

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% Information related to 'AS209300'

% Abuse contact for 'AS209300' is 'twd2.me+abuse@gmail.com'

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:AS-CUSTOMERS
import:         from AS20473 accept ANY
export:         to AS20473 announce AS209300:AS-CUSTOMERS
import:         from AS4842 accept ANY
export:         to AS4842 announce AS209300:AS-CUSTOMERS
import:         from AS209306 accept AS209306
export:         to AS209306 announce AS209300:AS-CUSTOMERS
import:         from AS24239 accept ANY
export:         to AS24239 announce ANY
mp-import:      afi ipv6.unicast from AS29632 accept ANY
mp-export:      afi ipv6.unicast to AS29632 announce AS209300:AS-CUSTOMERS
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:  2024-04-24T17:56:21Z
source:         RIPE
sponsoring-org: ORG-CR158-RIPE

organisation:   ORG-WT43-RIPE
org-name:       Wende Tan
country:        CN
org-type:       OTHER
address:        Department of Computing
address:        Imperial College London
address:        Huxley Building
address:        180 Queen's Gate, London, SW7 2RH
address:        UNITED KINGDOM
e-mail:         twd2.me@gmail.com
e-mail:         twd2@163.com
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:  2025-04-14T20:54:32Z
source:         RIPE

role:           TWD2 Education and Research Network NOC
address:        Department of Computing
address:        Imperial College London
address:        Huxley Building
address:        180 Queen's Gate, London, SW7 2RH
address:        UNITED KINGDOM
e-mail:         twd2.me@gmail.com
e-mail:         twd2@163.com
nic-hdl:        WTNN1-RIPE
abuse-mailbox:  twd2.me+abuse@gmail.com
mnt-by:         twd2-mnt
created:        2019-02-23T16:18:42Z
last-modified:  2025-04-14T20:50:58Z
source:         RIPE

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