Autonomous System details

AS211721

HUANG YUCHAO · sw9527.top

China

Stub AS

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AS211721 – HUANG YUCHAO

Field	Value
Country	China
Website	sw9527.top
Hosted domains	0
IPv4 addresses	0
IPv6 addresses	2,417,851,639,229,258,349,412,352
ASN type	ISP
Registry	ripe
Allocated	3 months ago on Dec 30, 2025
Updated	3 months ago on Dec 30, 2025

There are no known IPv4 addresses belonging to this network

Netblock	Company
2a0f:1cc5:2e01::/48	HUANG YUCHAO
2a0f:1cc5:2e02::/48	HUANG YUCHAO

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WHOIS Details

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                                                ASHandle:       AS211721
                                                OrgID:          AS211721
                                                ASName:         AS211721
                                                ASNumber:       AS211721
                                                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 is 1 peer for this ASN.

Peers	Name
AS20473	The Constant Company, LLC

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Upstreams

There is 1 peer for this ASN.

upstreams	Name
AS20473	The Constant Company, LLC

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Downstreams

There are no downstreams for this ASN.

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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
2a0f:1cc5:2e01::1	AS211721 HUANG YUCHAO	`0.27ms` from Tokyo, JP
2a0f:1cc5:2e02::1	AS211721 HUANG YUCHAO	`0.74ms` from Los Angeles, US

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
40.114.7.185	AS8075 Microsoft Corporation	`0.38ms` from Ashburn, US
216.218.102.105	AS20257 Farmers Telephone Cooperative, Inc.	`9.15ms` from Atlanta, US
50.227.133.201	AS7922 Comcast Cable Communications, LLC	`1.13ms` from Boston, US
3.23.166.249	AS16509 Amazon.com, Inc.	`0.14ms` from Columbus, US
76.154.120.41	AS7922 Comcast Cable Communications, LLC	`6.40ms` from Denver, US
134.28.116.73	AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.	`0.86ms` from Hamburg, DE
104.177.5.105	AS7018 AT&T Enterprises, LLC	`2.09ms` from Houston, US
202.146.139.249	AS24212 PT. JASNITA TELEKOMINDO	`0.47ms` from Jakarta, ID
36.72.169.89	AS7713 PT Telekomunikasi Indonesia	`1.84ms` from Jakarta, ID
200.219.63.9	AS270804 R DE OLIVEIRA COMUNICACOES	`2.61ms` from Joao Pessoa, BR
75.113.97.121	AS33363 Charter Communications, Inc	`10.29ms` from Los Angeles, US
85.2.106.153	AS3303 Swisscom (Switzerland) Ltd	`1.03ms` from Lugano, CH
182.73.16.185	AS9498 BHARTI Airtel Ltd.	`0.90ms` from Mumbai, IN
68.173.169.41	AS12271 Charter Communications Inc	`4.53ms` from New York City, US
93.212.27.89	AS3320 Deutsche Telekom AG	`3.29ms` from Nuernberg, DE
78.203.136.249	AS12322 Free SAS	`1.35ms` from Paris, FR
176.160.179.121	AS5410 Bouygues Telecom SA	`1.21ms` from Paris, FR
78.44.20.169	AS16019 Vodafone Czech Republic a.s.	`0.58ms` from Prague, CZ
123.142.109.137	AS3786 LG DACOM Corporation	`1.59ms` from Seoul, KR
1.236.109.105	AS9318 SK Broadband Co Ltd	`1.64ms` from Seoul, KR
104.134.232.41	AS36383 Google LLC	`0.20ms` from Sydney, AU
106.37.124.249	AS4847 China Networks Inter-Exchange	`2.61ms` from Tianjin, CN
58.13.161.9	AS17506 ARTERIA Networks Corporation	`1.97ms` from Tokyo, JP
178.190.216.137	AS8447 A1 Telekom Austria AG	`2.61ms` from Vienna, AT
188.16.103.169	AS12389 PJSC Rostelecom	`8.20ms` from Yekaterinburg, RU