polycentral.cn - robtex.com

polycentral.cn

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:c302🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:3c5a🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.60.90Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.195.2🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSanuj.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b41🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRanuj.ns.cloudflare.com
A2803:f800:50::6ca2:c141🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRanuj.ns.cloudflare.com
A2a06:98c1:50::ac40:2141🇺🇸 Cloudflare2a06:98c1:50::/45
PTRanuj.ns.cloudflare.com
A108.162.193.65🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRanuj.ns.cloudflare.com
A172.64.33.65🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRanuj.ns.cloudflare.com
A173.245.59.65🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRanuj.ns.cloudflare.com
NSsharon.ns.cloudflare.com
A2606:4700:50::adf5:3add🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsharon.ns.cloudflare.com
A2803:f800:50::6ca2:c0dd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsharon.ns.cloudflare.com
A2a06:98c1:50::ac40:20dd🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsharon.ns.cloudflare.com
A108.162.192.221🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsharon.ns.cloudflare.com
A172.64.32.221🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsharon.ns.cloudflare.com
A173.245.58.221🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsharon.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.60.90, 172.67.195.2
IPv62606:4700:3033::ac43:c302, 2606:4700:3037::6815:3c5a
SOAanuj.ns.cloudflare.comdns@cloudflare.com serial=2399812981

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

polycentral.cn

Similar names

portalcelny.pl

DNS History

13 records (6 active, 7 former)

201820192020202120222023202420252026NSanuj.ns.cloudflare.comsharon.ns.cloudflare.comns3.dnsdun.comns5.dnsdun.netA104.21.60.90172.67.195.22606:4700:3033::ac43:c3022606:4700:3037::6815:3c5a172.107.145.232188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSanuj.ns.cloudflare.com2026-02-15 → 2026-03-24 · 3 obs
○ 2017-05-14 16:23:38
● 2026-02-15 16:34:18
● 2026-03-24 07:19:00
○NSns3.dnsdun.com2017-05-14 → 2017-05-14 · 3 obs
● 2017-05-14 16:23:38
○ 2026-02-15 16:34:18
○ 2026-03-24 07:19:00
○NSns5.dnsdun.net2017-05-14 → 2017-05-14 · 3 obs
● 2017-05-14 16:23:38
○ 2026-02-15 16:34:18
○ 2026-03-24 07:19:00
●NSsharon.ns.cloudflare.com2026-02-15 → 2026-03-24 · 3 obs
○ 2017-05-14 16:23:38
● 2026-02-15 16:34:18
● 2026-03-24 07:19:00
●A104.21.60.902026-02-15 → 2026-03-24 · 6 obs
○ 2017-05-14 16:23:38
● 2026-02-15 16:34:18
● 2026-02-23 17:22:38
○ 2026-03-13 07:15:30
● 2026-03-24 07:18:58
● 2026-03-24 07:19:00
○A172.107.145.2322017-05-14 → 2017-05-14 · 3 obs
● 2017-05-14 16:23:38
○ 2026-02-15 16:34:18
○ 2026-03-24 07:19:00
●A172.67.195.22026-02-15 → 2026-03-24 · 6 obs
○ 2017-05-14 16:23:38
● 2026-02-15 16:34:18
● 2026-02-23 17:22:38
○ 2026-03-13 07:15:30
● 2026-03-24 07:18:58
● 2026-03-24 07:19:00
○A188.114.96.02026-03-13 → 2026-03-13 · 4 obs
○ 2026-02-23 17:22:38
● 2026-03-13 07:15:30
○ 2026-03-24 07:18:58
○ 2026-03-24 07:19:00
○A188.114.97.02026-03-13 → 2026-03-13 · 4 obs
○ 2026-02-23 17:22:38
● 2026-03-13 07:15:30
○ 2026-03-24 07:18:58
○ 2026-03-24 07:19:00
●A2606:4700:3033::ac43:c3022026-02-15 → 2026-03-24 · 6 obs
○ 2017-05-14 16:23:38
● 2026-02-15 16:34:18
● 2026-02-23 17:22:38
○ 2026-03-13 07:15:30
● 2026-03-24 07:18:58
● 2026-03-24 07:19:00
●A2606:4700:3037::6815:3c5a2026-02-15 → 2026-03-24 · 6 obs
○ 2017-05-14 16:23:38
● 2026-02-15 16:34:18
● 2026-02-23 17:22:38
○ 2026-03-13 07:15:30
● 2026-03-24 07:18:58
● 2026-03-24 07:19:00
○A2a06:98c1:3120::2026-03-13 → 2026-03-13 · 4 obs
○ 2026-02-23 17:22:38
● 2026-03-13 07:15:30
○ 2026-03-24 07:18:58
○ 2026-03-24 07:19:00
○A2a06:98c1:3121::2026-03-13 → 2026-03-13 · 4 obs
○ 2026-02-23 17:22:38
● 2026-03-13 07:15:30
○ 2026-03-24 07:18:58
○ 2026-03-24 07:19:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cne.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...-
polycentral.cnanuj.ns.cloudflare.com, sharon.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.65

NS records: anuj.ns.cloudflare.com, sharon.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for polycentral.cn (unsigned zone)

⏱️ Timing

Total: 815ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.195.2, 104.21.60.90
AAAA22606:4700:3037::6815:3c5a, 2606:4700:3033::ac43:c302
NS2anuj.ns.cloudflare.com, sharon.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1anuj.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

polycentral.cn maps to four IP numbers: 2606:4700:3033::ac43:c302, 2606:4700:3037::6815:3c5a, 104.21.60.90 and 172.67.195.2.

Other host names such as beck.expert, digosoft.com, www.stevensim.com, wiseinteriors.co.uk and tuv.org.uk share IPs with polycentral.cn.

Name Servers

Two name servers anuj.ns.cloudflare.com and sharon.ns.cloudflare.com handle the delegation for polycentral.cn.

polycentral.cn shares the same name server setup as other domains, for example buxiuguan.net, mostone.cn, cnsun1.com, qk30.cn and nbcutting.com.

polycentral.cn at least partially shares name servers with other domains, for example 941099.com, rencontre-adulte.ca, tampabaylandscapeservices.com, eurorollers.com and dictionar-englez-roman.ro.

These name servers are often used together with skip.ns.cloudflare.com and gerald.ns.cloudflare.com.

Host names with six IP numbers:

anuj.ns.cloudflare.com points to 2606:4700:58::adf5:3b41, 2803:f800:50::6ca2:c141, 2a06:98c1:50::ac40:2141, 108.162.193.65, 172.64.33.65 and 173.245.59.65.

sharon.ns.cloudflare.com points to 2606:4700:50::adf5:3add, 2803:f800:50::6ca2:c0dd, 2a06:98c1:50::ac40:20dd, 108.162.192.221, 172.64.32.221 and 173.245.58.221.