Autonomous System details

AS209300

Wende Tan · twd2.net

China

Personal AS

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AS209300 – Wende Tan

Field	Value
Country	China
Website	twd2.net
Hosted domains	0
IPv4 addresses	256
IPv6 addresses	79,251,132,104,837,015,954,600,000,000
ASN type	Hosting
Registry	ripe
Allocated	7 years ago on Mar 01, 2019
Updated	2 years ago on Apr 24, 2024

Netblock	Company	Num of IPs
44.30.120.0/24	Amateur Radio Digital Communications	256

Netblock	Company
2a05:1085::/32	TWD2 Education and Research Network
2404:f4c0:f000::/44	TWD2 Education and Research Network
2404:f4c0:f001::/48	TWD2 Education and Research Network
2404:f4c0:f002::/48	TWD2 Education and Research Network
2a0c:b641:570::/48	TWD2 Education and Research Network (GB)

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WHOIS Details

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                                                ASHandle:       AS209300
                                                OrgID:          AS209300
                                                ASName:         AS209300
                                                ASNumber:       AS209300
                                                RegDate:        0000-00-00
                                                Updated:        0000-00-00
                                                TechHandle:     AA00-AAAA
                                                Source:         AAAA

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Hosted Domains

There are no domains currently hosted on this ASN.

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Peers

There are 9 peers for this ASN.

Peers	Name
AS142650	China Education and Research Network (CERNET)
AS20473	The Constant Company, LLC
AS24239	TWD2 Education and Research Network
AS29632	Netassist International EOOD
AS38255	China Education and Research Network (CERNET)
AS45576	Tsinghua University
AS58057	Securebit AG
AS8298	IPng Networks GmbH
AS8772	NLineLLC

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Upstreams

There are 6 upstreams for this ASN.

upstreams	Name
AS142650	China Education and Research Network (CERNET)
AS20473	The Constant Company, LLC
AS29632	Netassist International EOOD
AS38255	China Education and Research Network (CERNET)
AS45576	Tsinghua University
AS8772	NLineLLC

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Downstreams

There are 2 downstreams for this ASN.

Downstreams	Name
AS24239	TWD2 Education and Research Network
AS38255	China Education and Research Network (CERNET)

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Pingable IPs

2 IPs in this ASN replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address	ASN	Details
44.30.120.1	AS209300 Wende Tan	`0.23ms` from London, GB
2a0c:b641:570::1	AS209300 Wende Tan	`1.20ms` from London, GB

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address	ASN	Details
43.159.112.116	AS139341 ACE	`0.15ms` from Al Fujairah City, AE
52.148.213.212	AS8075 Microsoft Corporation	`0.16ms` from Amsterdam, NL
101.73.102.244	AS4837 CHINA UNICOM China169 Backbone	`7.39ms` from Beijing, CN
190.185.250.100	AS27983 Red Intercable Digital S.A.	`14.83ms` from Buenos Aires, AR
196.196.194.244	AS41564 Orion Network Limited	`0.16ms` from Dublin, IE
175.210.171.164	AS4766 Korea Telecom	`0.63ms` from Incheon, KR
16.79.142.148	AS16509 Amazon.com, Inc.	`0.11ms` from Jakarta, ID
18.135.203.84	AS16509 Amazon.com, Inc.	`0.14ms` from London, GB
94.4.151.196	AS5607 Sky UK Limited	`2.44ms` from London, GB
86.220.159.100	AS3215 Orange S.A.	`1.57ms` from Marseille, FR
187.208.150.20	AS8151 UNINET	`1.56ms` from Mexico City, MX
184.153.17.196	AS12271 Charter Communications Inc	`3.22ms` from New York City, US
93.70.119.228	AS30722 Fastweb SpA	`7.68ms` from Rome, IT
34.191.64.196	AS15169 Google LLC	`0.12ms` from Salt Lake City, US
173.254.18.180	AS46606 Unified Layer	`1.97ms` from Salt Lake City, US
76.132.0.132	AS7922 Comcast Cable Communications, LLC	`5.49ms` from San Jose, US
152.166.208.244	AS28118 ALTICE DOMINICANA S.A.	`4.05ms` from Santo Domingo, DO
198.224.119.4	AS7287 AT&T Enterprises, LLC	`1.94ms` from Seattle, US
124.222.138.196	AS45090 Shenzhen Tencent Computer Systems Company Limited	`0.61ms` from Shanghai, CN
101.226.36.132	AS4811 China Telecom (Group)	`2.45ms` from Shanghai, CN
61.26.98.100	AS9824 JCOM Co., Ltd.	`6.29ms` from Tokyo, JP
37.252.184.132	AS44133 IPAX GmbH	`0.24ms` from Vienna, AT
195.240.91.244	AS1136 KPN B.V.	`1.06ms` from Amsterdam, NL
23.129.192.36	AS4138 FAL Networks	`13.92ms` from Charlotte, US
69.135.172.4	AS10796 Charter Communications Inc	`11.08ms` from Columbus, US

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this ASN. Learn more.

traceroute -a -n -q1 -f5 44.30.120.1

traceroute to 44.30.120.1 (44.30.120.1): 64 hops max, 52 byte packets

5 [AS20473] 45.63.102.208 0.281 ms

6 [AS209300] 44.30.120.1 0.256 ms

Measurement taken from

IPinfo ProbeNet in London, GB

On April 13th 2026

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