pcsu.cn - robtex.com

pcsu.cn

DNSSEC⚠️ Not signed
A2606:4700:3034::6815:4451🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:c03a🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.68.81Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.192.58🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdakota.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c4f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdakota.ns.cloudflare.com
A2803:f800:50::6ca2:c34f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdakota.ns.cloudflare.com
A2a06:98c1:50::ac40:234f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdakota.ns.cloudflare.com
A108.162.195.79🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdakota.ns.cloudflare.com
A162.159.44.79Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdakota.ns.cloudflare.com
A172.64.35.79🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdakota.ns.cloudflare.com
NShazel.ns.cloudflare.com
A2606:4700:50::a29f:269d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhazel.ns.cloudflare.com
A2803:f800:50::6ca2:c29d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRhazel.ns.cloudflare.com
A2a06:98c1:50::ac40:229d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRhazel.ns.cloudflare.com
A108.162.194.157🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhazel.ns.cloudflare.com
A162.159.38.157Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhazel.ns.cloudflare.com
A172.64.34.157🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhazel.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.68.81, 172.67.192.58
IPv6 hints2606:4700:3034::6815:4451, 2606:4700:3034::ac43:c03a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=126, name=cloudflare-ech.com
SOAdakota.ns.cloudflare.comdns@cloudflare.com serial=2400374352

cn

DNSSEC🔒 Signed (DS record present)
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=2034664319

Same first word

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pcsu.cn

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uspc.eu

DNS History

13 records (6 active, 7 former)

20162017201820192020202120222023202420252026NSdakota.ns.cloudflare.comhazel.ns.cloudflare.comns1.alidns.comns2.alidns.comMXmail.skrimple.comA104.21.68.81172.67.192.582606:4700:3034::6815:44512606:4700:3034::ac43:c03a124.16.31.152205.164.14.67205.164.14.7652.78.124.149
●NSdakota.ns.cloudflare.com2026-04-07 → 2026-04-13 · 3 obs
○ 2016-12-07 13:48:12
● 2026-04-07 05:13:46
● 2026-04-13 02:11:42
●NShazel.ns.cloudflare.com2026-04-07 → 2026-04-13 · 3 obs
○ 2016-12-07 13:48:12
● 2026-04-07 05:13:46
● 2026-04-13 02:11:42
○NSns1.alidns.com2015-10-21 → 2016-12-07 · 4 obs
● 2015-10-21 03:13:14
● 2016-12-07 13:48:12
○ 2026-04-07 05:13:46
○ 2026-04-13 02:11:42
○NSns2.alidns.com2015-10-21 → 2016-12-07 · 4 obs
● 2015-10-21 03:13:14
● 2016-12-07 13:48:12
○ 2026-04-07 05:13:46
○ 2026-04-13 02:11:42
○MXmail.skrimple.com2015-06-08 → 2015-06-08 · 3 obs
● 2015-06-08 15:54:52
○ 2015-10-21 03:13:14
○ 2026-04-13 02:11:42
●A104.21.68.812026-04-07 → 2026-04-13 · 3 obs
○ 2018-08-30 19:18:54
● 2026-04-07 05:13:46
● 2026-04-13 02:11:42
○A124.16.31.1522015-10-21 → 2016-12-07 · 5 obs
○ 2015-06-08 15:54:52
● 2015-10-21 03:13:14
● 2016-12-07 13:48:12
○ 2018-08-30 19:18:54
○ 2026-04-13 02:11:42
●A172.67.192.582026-04-07 → 2026-04-13 · 3 obs
○ 2018-08-30 19:18:54
● 2026-04-07 05:13:46
● 2026-04-13 02:11:42
○A205.164.14.672015-06-08 → 2015-06-08 · 3 obs
● 2015-06-08 15:54:52
○ 2018-08-30 19:18:54
○ 2026-04-13 02:11:42
○A205.164.14.762015-06-08 → 2015-06-08 · 3 obs
● 2015-06-08 15:54:52
○ 2015-10-21 03:13:14
○ 2026-04-13 02:11:42
●A2606:4700:3034::6815:44512026-04-07 → 2026-04-13 · 3 obs
○ 2018-08-30 19:18:54
● 2026-04-07 05:13:46
● 2026-04-13 02:11:42
●A2606:4700:3034::ac43:c03a2026-04-07 → 2026-04-13 · 3 obs
○ 2018-08-30 19:18:54
● 2026-04-07 05:13:46
● 2026-04-13 02:11:42
○A52.78.124.1492018-08-30 → 2018-08-30 · 4 obs
○ 2016-12-07 13:48:12
● 2018-08-30 19:18:54
○ 2026-04-07 05:13:46
○ 2026-04-13 02:11:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cnc.dns.cn, b.dns.cn, a.dns.cn, e.dns.cn...-
pcsu.cnhazel.ns.cloudflare.com, dakota.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.157

NS records: hazel.ns.cloudflare.com, dakota.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pcsu.cn (unsigned zone)

⏱️ Timing

Total: 2322ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.68.81, 172.67.192.58
AAAA22606:4700:3034::6815:4451, 2606:4700:3034::ac43:c03a
NS2dakota.ns.cloudflare.com, hazel.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1dakota.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

pcsu.cn resolves to four IPs: 2606:4700:3034::6815:4451, 2606:4700:3034::ac43:c03a, 104.21.68.81 and 172.67.192.58.

Other host names, for instance www.ada-ele.com.cn, nexoravianth.sbs, judgehealth.org.uk, arabx.chat and ydp168.com share IP numbers with pcsu.cn.

Name Servers

pcsu.cn has two name servers: dakota.ns.cloudflare.com and hazel.ns.cloudflare.com.

pcsu.cn shares the same name server setup as other domains, for example itpu.cn, cokp.cn, ghostblog.cn, nbtengle.cn and kbtdj.com.

pcsu.cn shares some name servers with other domains, for example brtgw.com, 2b2r.net, snco.org, fur-fair.com and xixiyx.com.

These name servers are commonly used together with nadia.ns.cloudflare.com and tricia.ns.cloudflare.com.

Host names with six IP numbers: dakota.ns.cloudflare.com points to: 2606:4700:58::a29f:2c4f, 2803:f800:50::6ca2:c34f, 2a06:98c1:50::ac40:234f, 108.162.195.79, 162.159.44.79 and 172.64.35.79; hazel.ns.cloudflare.com points to: 2606:4700:50::a29f:269d, 2803:f800:50::6ca2:c29d, 2a06:98c1:50::ac40:229d, 108.162.194.157, 162.159.38.157 and 172.64.34.157.