pyuo.cn - robtex.com

pyuo.cn

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:852e🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:54d🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.5.77Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.133.46🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSleif.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2cde🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleif.ns.cloudflare.com
A2803:f800:50::6ca2:c3de🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRleif.ns.cloudflare.com
A2a06:98c1:50::ac40:23de🇺🇸 Cloudflare2a06:98c1:50::/45
PTRleif.ns.cloudflare.com
A108.162.195.222🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleif.ns.cloudflare.com
A162.159.44.222Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleif.ns.cloudflare.com
A172.64.35.222🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleif.ns.cloudflare.com
NSliz.ns.cloudflare.com
A2606:4700:50::adf5:3abd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRliz.ns.cloudflare.com
A2803:f800:50::6ca2:c0bd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRliz.ns.cloudflare.com
A2a06:98c1:50::ac40:20bd🇺🇸 Cloudflare2a06:98c1:50::/45
PTRliz.ns.cloudflare.com
A108.162.192.189🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRliz.ns.cloudflare.com
A172.64.32.189🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRliz.ns.cloudflare.com
A173.245.58.189🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRliz.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.5.77, 172.67.133.46
IPv62606:4700:3034::ac43:852e, 2606:4700:3035::6815:54d
SOAleif.ns.cloudflare.comdns@cloudflare.com serial=2399591948

cn

DNSSEC⚠️ Not signed
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2034546407

Same first word

pyuo.cn
pyuo.com

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DNS History

14 records (6 active, 8 former)

2017201820192020202120222023202420252026NSleif.ns.cloudflare.comliz.ns.cloudflare.comdns1.iidns.comdns10.hichina.comdns2.iidns.comdns3.iidns.comdns4.iidns.comdns5.iidns.comdns6.iidns.comdns9.hichina.comA104.21.5.77172.67.133.462606:4700:3034::ac43:852e2606:4700:3035::6815:54d
○NSdns1.iidns.com2016-05-02 → 2016-05-02 · 3 obs
● 2016-05-02 11:08:00
○ 2017-01-24 09:14:48
○ 2026-03-23 20:08:20
○NSdns10.hichina.com2017-01-24 → 2017-01-24 · 4 obs
○ 2016-05-02 11:08:00
● 2017-01-24 09:14:48
○ 2019-03-09 18:54:08
○ 2026-03-23 20:08:20
○NSdns2.iidns.com2016-05-02 → 2016-05-02 · 3 obs
● 2016-05-02 11:08:00
○ 2017-01-24 09:14:48
○ 2026-03-23 20:08:20
○NSdns3.iidns.com2016-05-02 → 2016-05-02 · 3 obs
● 2016-05-02 11:08:00
○ 2017-01-24 09:14:48
○ 2026-03-23 20:08:20
○NSdns4.iidns.com2016-05-02 → 2016-05-02 · 3 obs
● 2016-05-02 11:08:00
○ 2017-01-24 09:14:48
○ 2026-03-23 20:08:20
○NSdns5.iidns.com2016-05-02 → 2016-05-02 · 3 obs
● 2016-05-02 11:08:00
○ 2017-01-24 09:14:48
○ 2026-03-23 20:08:20
○NSdns6.iidns.com2016-05-02 → 2016-05-02 · 3 obs
● 2016-05-02 11:08:00
○ 2017-01-24 09:14:48
○ 2026-03-23 20:08:20
○NSdns9.hichina.com2017-01-24 → 2017-01-24 · 4 obs
○ 2016-05-02 11:08:00
● 2017-01-24 09:14:48
○ 2019-03-09 18:54:08
○ 2026-03-23 20:08:20
●NSleif.ns.cloudflare.com2026-03-07 → 2026-03-23 · 3 obs
○ 2019-03-09 18:54:08
● 2026-03-07 16:55:54
● 2026-03-23 20:08:20
●NSliz.ns.cloudflare.com2026-03-07 → 2026-03-23 · 3 obs
○ 2019-03-09 18:54:08
● 2026-03-07 16:55:54
● 2026-03-23 20:08:20
●A104.21.5.772026-03-07 → 2026-03-23 · 2 obs
● 2026-03-07 16:55:54
● 2026-03-23 20:08:20
●A172.67.133.462026-03-07 → 2026-03-23 · 2 obs
● 2026-03-07 16:55:54
● 2026-03-23 20:08:20
●A2606:4700:3034::ac43:852e2026-03-07 → 2026-03-23 · 2 obs
● 2026-03-07 16:55:54
● 2026-03-23 20:08:20
●A2606:4700:3035::6815:54d2026-03-07 → 2026-03-23 · 2 obs
● 2026-03-07 16:55:54
● 2026-03-23 20:08:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
pyuo.cnliz.ns.cloudflare.com, leif.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.195.222

NS records: liz.ns.cloudflare.com, leif.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pyuo.cn (unsigned zone)

⏱️ Timing

Total: 910ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.5.77, 172.67.133.46
AAAA22606:4700:3035::6815:54d, 2606:4700:3034::ac43:852e
NS2leif.ns.cloudflare.com, liz.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1leif.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

pyuo.cn points to four IP numbers: 2606:4700:3034::ac43:852e, 2606:4700:3035::6815:54d, 104.21.5.77 and 172.67.133.46.

For instance, other host names chepi.lv, boleslawiec.szambobetonowe-mardor.pl, www.elearningch.com.cn, itchycat.com and futur-en-seine.paris share IP numbers with pyuo.cn.

Name Servers

pyuo.cn is delegated to two name servers: leif.ns.cloudflare.com and liz.ns.cloudflare.com.

pyuo.cn uses the same name server setup as other domains such as qukw.cn, sh-huayu8.com, xhrsgz.cn, roxmake.com and 911966.cn.

pyuo.cn shares name servers with other domains at least partially, for example portalsaudequantum.com.br, 6qav.com, mitit.org, yongleplay.cn and rosenblumlaw.com.

These name servers are commonly used with the name servers kim.ns.cloudflare.com and emma.ns.cloudflare.com.

Host names with six IP numbers: host name leif.ns.cloudflare.com points to: 2606:4700:58::a29f:2cde, 2803:f800:50::6ca2:c3de, 2a06:98c1:50::ac40:23de, 108.162.195.222, 162.159.44.222 and 172.64.35.222; host name liz.ns.cloudflare.com points to: 2606:4700:50::adf5:3abd, 2803:f800:50::6ca2:c0bd, 2a06:98c1:50::ac40:20bd, 108.162.192.189, 172.64.32.189 and 173.245.58.189.