ckpu.cn - robtex.com

ckpu.cn

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:c16b🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:41dc🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.65.220Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.193.107🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSlila.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3aba🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlila.ns.cloudflare.com
A2803:f800:50::6ca2:c0ba🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlila.ns.cloudflare.com
A2a06:98c1:50::ac40:20ba🇺🇸 Cloudflare2a06:98c1:50::/45
PTRlila.ns.cloudflare.com
A108.162.192.186🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlila.ns.cloudflare.com
A172.64.32.186🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlila.ns.cloudflare.com
A173.245.58.186🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlila.ns.cloudflare.com
NSsullivan.ns.cloudflare.com
A2606:4700:58::a29f:2ca1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsullivan.ns.cloudflare.com
A2803:f800:50::6ca2:c3a1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsullivan.ns.cloudflare.com
A2a06:98c1:50::ac40:23a1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsullivan.ns.cloudflare.com
A108.162.195.161🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsullivan.ns.cloudflare.com
A162.159.44.161Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsullivan.ns.cloudflare.com
A172.64.35.161🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsullivan.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.65.220, 172.67.193.107
IPv6 hints2606:4700:3031::ac43:c16b, 2606:4700:3033::6815:41dc
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=92, name=cloudflare-ech.com
SOAlila.ns.cloudflare.comdns@cloudflare.com serial=2410068606

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=2035160428

Same first word

ckpu.com
ckpu.cn

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kupc.ru

DNS History

38 records (6 active, 32 former)

20162017201820192020202120222023202420252026NSlila.ns.cloudflare.comsullivan.ns.cloudflare.comarushi.ns.cloudflare.comdns1.iidns.comdns2.iidns.comdns3.iidns.comdns4.iidns.comdns5.iidns.comdns6.iidns.comleo.ns.cloudflare.comwww.ckpu.cnMXio.bouncemx.comA104.21.65.220172.67.193.1072606:4700:3031::ac43:c16b2606:4700:3033::6815:41dc103.241.230.131103.241.230.132103.241.230.133103.241.230.134104.21.75.71172.67.216.152188.114.96.0188.114.96.4188.114.97.0188.114.97.42606:4700:3030::ac43:d8982606:4700:3035::6815:4b472606:4700:3036::ac43:d8982a06:98c1:3120::2a06:98c1:3120::42a06:98c1:3121::2a06:98c1:3121::470.39.84.22970.39.84.23170.39.84.246CNAMEc.dcoin.cocs.ename.net
○NSarushi.ns.cloudflare.com2026-06-12 → 2026-06-12 · 4 obs
○ 2017-02-11 14:57:04
● 2026-06-12 05:50:14
○ 2026-08-01 05:20:30
○ 2026-08-09 16:16:56
○NSdns1.iidns.com2017-02-11 → 2017-02-11 · 4 obs
○ 2016-05-16 18:52:30
● 2017-02-11 14:57:04
○ 2026-06-12 05:50:14
○ 2026-08-09 16:16:56
○NSdns2.iidns.com2017-02-11 → 2017-02-11 · 4 obs
○ 2016-05-16 18:52:30
● 2017-02-11 14:57:04
○ 2026-06-12 05:50:14
○ 2026-08-09 16:16:56
○NSdns3.iidns.com2017-02-11 → 2017-02-11 · 4 obs
○ 2016-05-16 18:52:30
● 2017-02-11 14:57:04
○ 2026-06-12 05:50:14
○ 2026-08-09 16:16:56
○NSdns4.iidns.com2017-02-11 → 2017-02-11 · 4 obs
○ 2016-05-16 18:52:30
● 2017-02-11 14:57:04
○ 2026-06-12 05:50:14
○ 2026-08-09 16:16:56
○NSdns5.iidns.com2017-02-11 → 2017-02-11 · 4 obs
○ 2016-05-16 18:52:30
● 2017-02-11 14:57:04
○ 2026-06-12 05:50:14
○ 2026-08-09 16:16:56
○NSdns6.iidns.com2017-02-11 → 2017-02-11 · 4 obs
○ 2016-05-16 18:52:30
● 2017-02-11 14:57:04
○ 2026-06-12 05:50:14
○ 2026-08-09 16:16:56
○NSleo.ns.cloudflare.com2026-06-12 → 2026-06-12 · 4 obs
○ 2017-02-11 14:57:04
● 2026-06-12 05:50:14
○ 2026-08-01 05:20:30
○ 2026-08-09 16:16:56
●NSlila.ns.cloudflare.com2026-08-01 → 2026-08-09 · 3 obs
○ 2026-06-12 05:50:14
● 2026-08-01 05:20:30
● 2026-08-09 16:16:56
●NSsullivan.ns.cloudflare.com2026-08-01 → 2026-08-09 · 3 obs
○ 2026-06-12 05:50:14
● 2026-08-01 05:20:30
● 2026-08-09 16:16:56
○NSwww.ckpu.cn2015-11-27 → 2016-05-16 · 4 obs
● 2015-11-27 17:51:52
● 2016-05-16 18:52:30
○ 2026-06-12 05:50:14
○ 2026-08-09 16:16:56
○MXio.bouncemx.com2015-11-27 → 2016-05-16 · 4 obs
● 2015-11-27 17:51:52
● 2016-05-16 18:52:30
○ 2017-02-11 14:57:04
○ 2026-08-09 16:16:56
○A103.241.230.1312017-02-11 → 2017-02-11 · 4 obs
○ 2016-05-16 18:52:30
● 2017-02-11 14:57:04
○ 2026-06-12 05:50:14
○ 2026-08-09 16:16:56
○A103.241.230.1322017-02-11 → 2017-02-11 · 4 obs
○ 2016-05-16 18:52:30
● 2017-02-11 14:57:04
○ 2026-06-12 05:50:14
○ 2026-08-09 16:16:56
○A103.241.230.1332017-02-11 → 2017-02-11 · 4 obs
○ 2016-05-16 18:52:30
● 2017-02-11 14:57:04
○ 2026-06-12 05:50:14
○ 2026-08-09 16:16:56
○A103.241.230.1342017-02-11 → 2017-02-11 · 4 obs
○ 2016-05-16 18:52:30
● 2017-02-11 14:57:04
○ 2026-06-12 05:50:14
○ 2026-08-09 16:16:56
●A104.21.65.2202026-08-09 → 2026-08-09 · 3 obs
○ 2026-08-01 05:20:30
● 2026-08-09 16:16:54
● 2026-08-09 16:16:56
○A104.21.75.712026-06-12 → 2026-06-12 · 4 obs
○ 2026-06-12 05:50:14
● 2026-06-12 07:38:52
○ 2026-08-01 05:20:30
○ 2026-08-09 16:16:56
●A172.67.193.1072026-08-09 → 2026-08-09 · 3 obs
○ 2026-08-01 05:20:30
● 2026-08-09 16:16:54
● 2026-08-09 16:16:56
○A172.67.216.1522026-06-12 → 2026-06-12 · 4 obs
○ 2026-06-12 05:50:14
● 2026-06-12 07:38:52
○ 2026-08-01 05:20:30
○ 2026-08-09 16:16:56
○A188.114.96.02026-08-01 → 2026-08-01 · 4 obs
○ 2026-07-09 06:59:06
● 2026-08-01 05:20:30
○ 2026-08-09 16:16:54
○ 2026-08-09 16:16:56
○A188.114.96.42026-06-12 → 2026-06-12 · 4 obs
○ 2017-02-11 14:57:04
● 2026-06-12 05:50:14
○ 2026-06-12 07:38:52
○ 2026-08-09 16:16:56
○A188.114.97.02026-08-01 → 2026-08-01 · 4 obs
○ 2026-07-09 06:59:06
● 2026-08-01 05:20:30
○ 2026-08-09 16:16:54
○ 2026-08-09 16:16:56
○A188.114.97.42026-06-12 → 2026-06-12 · 4 obs
○ 2017-02-11 14:57:04
● 2026-06-12 05:50:14
○ 2026-06-12 07:38:52
○ 2026-08-09 16:16:56
○A2606:4700:3030::ac43:d8982026-06-12 → 2026-06-12 · 4 obs
○ 2026-06-12 05:50:14
● 2026-06-12 07:38:52
○ 2026-07-09 06:59:06
○ 2026-08-09 16:16:56
●A2606:4700:3031::ac43:c16b2026-08-09 → 2026-08-09 · 3 obs
○ 2026-08-01 05:20:30
● 2026-08-09 16:16:54
● 2026-08-09 16:16:56
●A2606:4700:3033::6815:41dc2026-08-09 → 2026-08-09 · 3 obs
○ 2026-08-01 05:20:30
● 2026-08-09 16:16:54
● 2026-08-09 16:16:56
○A2606:4700:3035::6815:4b472026-06-12 → 2026-06-12 · 4 obs
○ 2026-06-12 05:50:14
● 2026-06-12 07:38:52
○ 2026-08-01 05:20:30
○ 2026-08-09 16:16:56
○A2606:4700:3036::ac43:d8982026-07-09 → 2026-07-09 · 4 obs
○ 2026-06-12 07:38:52
● 2026-07-09 06:59:06
○ 2026-08-01 05:20:30
○ 2026-08-09 16:16:56
○A2a06:98c1:3120::2026-08-01 → 2026-08-01 · 4 obs
○ 2026-07-09 06:59:06
● 2026-08-01 05:20:30
○ 2026-08-09 16:16:54
○ 2026-08-09 16:16:56
○A2a06:98c1:3120::42026-06-12 → 2026-06-12 · 4 obs
○ 2017-02-11 14:57:04
● 2026-06-12 05:50:14
○ 2026-06-12 07:38:52
○ 2026-08-09 16:16:56
○A2a06:98c1:3121::2026-08-01 → 2026-08-01 · 4 obs
○ 2026-07-09 06:59:06
● 2026-08-01 05:20:30
○ 2026-08-09 16:16:54
○ 2026-08-09 16:16:56
○A2a06:98c1:3121::42026-06-12 → 2026-06-12 · 4 obs
○ 2017-02-11 14:57:04
● 2026-06-12 05:50:14
○ 2026-06-12 07:38:52
○ 2026-08-09 16:16:56
○A70.39.84.2292016-05-16 → 2016-05-16 · 4 obs
○ 2016-03-13 05:40:56
● 2016-05-16 18:52:30
○ 2026-06-12 05:50:14
○ 2026-08-09 16:16:56
○A70.39.84.2312016-03-13 → 2016-03-13 · 4 obs
○ 2015-11-27 17:51:52
● 2016-03-13 05:40:56
○ 2016-05-16 18:52:30
○ 2026-08-09 16:16:56
○A70.39.84.2462015-11-27 → 2015-11-27 · 3 obs
● 2015-11-27 17:51:52
○ 2016-03-13 05:40:56
○ 2026-08-09 16:16:56
○CNAMEc.dcoin.co2015-11-27 → 2016-05-16 · 4 obs
● 2015-11-27 17:51:52
● 2016-05-16 18:52:30
○ 2017-02-11 14:57:04
○ 2026-08-09 16:16:56
○CNAMEcs.ename.net2017-02-11 → 2017-02-11 · 4 obs
○ 2016-05-16 18:52:30
● 2017-02-11 14:57:04
○ 2026-06-12 05:50:14
○ 2026-08-09 16:16:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
ckpu.cnlila.ns.cloudflare.com, sullivan.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.161

NS records: lila.ns.cloudflare.com, sullivan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ckpu.cn (unsigned zone)

⏱️ Timing

Total: 2506ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.193.107, 104.21.65.220
AAAA22606:4700:3031::ac43:c16b, 2606:4700:3033::6815:41dc
NS2lila.ns.cloudflare.com, sullivan.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1lila.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

ckpu.cn directs to four IP numbers, which are 104.21.65.220, 172.67.193.107, 2606:4700:3031::ac43:c16b and 2606:4700:3033::6815:41dc.

powergreentechnologies.com, paldoplusvip.com, greatlakesbydesign.com plus two other host names have IP numbers in common with ckpu.cn.

Name Servers

ckpu.cn has two authoritative name servers — lila.ns.cloudflare.com and sullivan.ns.cloudflare.com.

The name server configuration of ckpu.cn is shared with other domains, for instance acmq.cn, 95gs.com, emeixing.com and two others.

The name servers of ckpu.cn overlap at least partially with those of other domains — among them stmartins.edu, rtv-adguard.pro, pulau88ni.com and two more.

These name servers commonly appear alongside the name servers dahlia.ns.cloudflare.com and sunny.ns.cloudflare.com.

Hosts with 6 IP addresses each:

lila.ns.cloudflare.com points to 108.162.192.186, 172.64.32.186, 173.245.58.186 and 3 other IP addresses.

sullivan.ns.cloudflare.com points to 108.162.195.161, 162.159.44.161, 172.64.35.161 and 3 other IP addresses.