21yn.com.cn - robtex.com

21yn.com.cn

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:3d8f🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:d331🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.61.143Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.211.49🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NShope.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3aa3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhope.ns.cloudflare.com
A2803:f800:50::6ca2:c0a3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRhope.ns.cloudflare.com
A2a06:98c1:50::ac40:20a3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRhope.ns.cloudflare.com
A108.162.192.163🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhope.ns.cloudflare.com
A172.64.32.163🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhope.ns.cloudflare.com
A173.245.58.163🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhope.ns.cloudflare.com
NSrodrigo.ns.cloudflare.com
A2606:4700:58::a29f:2c4e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrodrigo.ns.cloudflare.com
A2803:f800:50::6ca2:c34e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrodrigo.ns.cloudflare.com
A2a06:98c1:50::ac40:234e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrodrigo.ns.cloudflare.com
A108.162.195.78🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrodrigo.ns.cloudflare.com
A162.159.44.78Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrodrigo.ns.cloudflare.com
A172.64.35.78🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrodrigo.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.61.143, 172.67.211.49
IPv6 hints2606:4700:3030::6815:3d8f, 2606:4700:3033::ac43:d331
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=214, name=cloudflare-ech.com
SOAhope.ns.cloudflare.comdns@cloudflare.com serial=2399427022

com.cn

DNSSEC⚠️ Not signed
NSa.dns.cn ⭐ ⚠️ Not in parent delegation
NSb.dns.cn ⚠️ Not in parent delegation
NSc.dns.cn ⚠️ Not in parent delegation
NScns.cernet.net ⚠️ Not in parent delegation
NSd.dns.cn ⚠️ Not in parent delegation
NSe.dns.cn ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2030560298
WOT: NOT_SAFE (20/100)

Same first word

21yn.com.cn

Similar names

ny21.com
n21y.xyz
12ny.com
yn12.vip
12yn.com

DNS History

16 records (6 active, 10 former)

20162017201820192020202120222023202420252026NShope.ns.cloudflare.comrodrigo.ns.cloudflare.comdm1.longmingdns.comdm2.longmingdns.comns5010.01isp.comns5011.01isp.cnMXmail.post-host.commxdomain.qq.comA104.21.61.143172.67.211.492606:4700:3030::6815:3d8f2606:4700:3033::ac43:d331103.232.215.140162.221.6.13211.149.219.6738.174.169.199
○NSdm1.longmingdns.com2026-02-21 → 2026-02-21 · 3 obs
○ 2017-05-17 15:15:36
● 2026-02-21 15:34:58
○ 2026-05-10 16:49:08
○NSdm2.longmingdns.com2026-02-21 → 2026-02-21 · 3 obs
○ 2017-05-17 15:15:36
● 2026-02-21 15:34:58
○ 2026-05-10 16:49:08
●NShope.ns.cloudflare.com2026-05-10 → 2026-05-10 · 2 obs
○ 2026-02-21 15:34:58
● 2026-05-10 16:49:08
○NSns5010.01isp.com2015-08-01 → 2017-05-17 · 4 obs
● 2015-08-01 05:24:32
● 2017-05-17 15:15:36
○ 2026-02-21 15:34:58
○ 2026-05-10 16:49:08
○NSns5011.01isp.cn2015-08-01 → 2017-05-17 · 4 obs
● 2015-08-01 05:24:32
● 2017-05-17 15:15:36
○ 2026-02-21 15:34:58
○ 2026-05-10 16:49:08
●NSrodrigo.ns.cloudflare.com2026-05-10 → 2026-05-10 · 2 obs
○ 2026-02-21 15:34:58
● 2026-05-10 16:49:08
○MXmail.post-host.com2017-03-15 → 2017-03-15 · 4 obs
○ 2016-07-06 19:21:14
● 2017-03-15 07:22:20
○ 2017-05-17 15:15:36
○ 2026-05-10 16:49:08
○MXmxdomain.qq.com2015-08-01 → 2016-07-06 · 4 obs
● 2015-08-01 05:24:32
● 2016-07-06 19:21:14
○ 2017-03-15 07:22:20
○ 2026-05-10 16:49:08
○A103.232.215.1402017-03-15 → 2017-03-15 · 4 obs
○ 2016-07-06 19:21:14
● 2017-03-15 07:22:20
○ 2017-05-17 15:15:36
○ 2026-05-10 16:49:08
●A104.21.61.1432026-05-10 → 2026-05-10 · 2 obs
○ 2026-02-21 15:34:58
● 2026-05-10 16:49:08
○A162.221.6.132017-05-17 → 2017-05-17 · 4 obs
○ 2017-03-15 07:22:20
● 2017-05-17 15:15:36
○ 2026-02-21 15:34:58
○ 2026-05-10 16:49:08
●A172.67.211.492026-05-10 → 2026-05-10 · 2 obs
○ 2026-02-21 15:34:58
● 2026-05-10 16:49:08
○A211.149.219.672015-08-01 → 2016-07-06 · 4 obs
● 2015-08-01 05:24:32
● 2016-07-06 19:21:14
○ 2017-03-15 07:22:20
○ 2026-05-10 16:49:08
●A2606:4700:3030::6815:3d8f2026-05-10 → 2026-05-10 · 2 obs
○ 2026-02-21 15:34:58
● 2026-05-10 16:49:08
●A2606:4700:3033::ac43:d3312026-05-10 → 2026-05-10 · 2 obs
○ 2026-02-21 15:34:58
● 2026-05-10 16:49:08
○A38.174.169.1992026-02-21 → 2026-02-21 · 3 obs
○ 2017-05-17 15:15:36
● 2026-02-21 15:34:58
○ 2026-05-10 16:49:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
21yn.com.cnhope.ns.cloudflare.com, rodrigo.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.163

NS records: hope.ns.cloudflare.com, rodrigo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21yn.com.cn (unsigned zone)

⏱️ Timing

Total: 877ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.211.49, 104.21.61.143
AAAA22606:4700:3033::ac43:d331, 2606:4700:3030::6815:3d8f
NS2hope.ns.cloudflare.com, rodrigo.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1hope.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

21yn.com.cn maps to four IP numbers: 2606:4700:3030::6815:3d8f, 2606:4700:3033::ac43:d331, 104.21.61.143 and 172.67.211.49.

Other host names, for instance www.t-ara-official.com, fluxslotplatform.nl, weegreeone.com, www.ucsp.se and ultra.us.com share IP numbers with 21yn.com.cn.

Name Servers

Two name servers hope.ns.cloudflare.com and rodrigo.ns.cloudflare.com are delegated to 21yn.com.cn.

21yn.com.cn uses the same name server configuration as other domains, such as bmfz.com.cn, webtailor.com.cn, xiuteng.com.cn, netkill.com.cn and nxst.com.cn.

21yn.com.cn at least partially shares name servers with other domains such as voicee.ru, tgsfc.com, hand.estate, sumanakethamdpa.com and pasarligacirebon.com.

these name servers are commonly used with the name servers monroe.ns.cloudflare.com.

Host names with six IP numbers: Host name hope.ns.cloudflare.com points to 2606:4700:50::adf5:3aa3, 2803:f800:50::6ca2:c0a3, 2a06:98c1:50::ac40:20a3, 108.162.192.163, 172.64.32.163 and 173.245.58.163; host name rodrigo.ns.cloudflare.com points to 2606:4700:58::a29f:2c4e, 2803:f800:50::6ca2:c34e, 2a06:98c1:50::ac40:234e, 108.162.195.78, 162.159.44.78 and 172.64.35.78.