zzdoer.cn - robtex.com

zzdoer.cn

DNSSEC⚠️ Not signed
A2606:4700:3036::ac43:d034🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:5b15🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.91.21Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.208.52🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScorey.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c18🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcorey.ns.cloudflare.com
A2803:f800:50::6ca2:c318🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcorey.ns.cloudflare.com
A2a06:98c1:50::ac40:2318🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcorey.ns.cloudflare.com
A108.162.195.24🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcorey.ns.cloudflare.com
A162.159.44.24Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcorey.ns.cloudflare.com
A172.64.35.24🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcorey.ns.cloudflare.com
NStara.ns.cloudflare.com
A2606:4700:50::adf5:3ae1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtara.ns.cloudflare.com
A2803:f800:50::6ca2:c0e1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtara.ns.cloudflare.com
A2a06:98c1:50::ac40:20e1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRtara.ns.cloudflare.com
A108.162.192.225🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtara.ns.cloudflare.com
A172.64.32.225🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtara.ns.cloudflare.com
A173.245.58.225🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtara.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.91.21, 172.67.208.52
IPv6 hints2606:4700:3036::ac43:d034, 2606:4700:3037::6815:5b15
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=187, name=cloudflare-ech.com
SOAcorey.ns.cloudflare.comdns@cloudflare.com serial=2410328119

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=2035105537

Same first word

zzdoer.com
zzdoer.cn

Similar names

dozerz.com
drezzo.it
dozzer.com
doerzz.com
drezzo.ch
drezzo.io
dozzer.fr
drezzo.org

DNS History

13 records (6 active, 7 former)

20192020202120222023202420252026NScorey.ns.cloudflare.comtara.ns.cloudflare.comjuming.dnsdun.comjuming.dnsdun.netns1.nowcndns.comns2.nowcndns.comMXin1-smtp.messagingengine.comin2-smtp.messagingengine.comA104.21.91.21172.67.208.522606:4700:3036::ac43:d0342606:4700:3037::6815:5b15108.186.94.140
●NScorey.ns.cloudflare.com2026-07-29 → 2026-07-29 · 2 obs
○ 2026-05-26 16:47:02
● 2026-07-29 10:39:08
○NSjuming.dnsdun.com2018-09-30 → 2018-09-30 · 3 obs
● 2018-09-30 22:44:06
○ 2026-04-14 12:50:30
○ 2026-07-29 10:39:08
○NSjuming.dnsdun.net2018-09-30 → 2018-09-30 · 3 obs
● 2018-09-30 22:44:06
○ 2026-04-14 12:50:30
○ 2026-07-29 10:39:08
○NSns1.nowcndns.com2026-04-14 → 2026-05-26 · 4 obs
○ 2018-09-30 22:44:06
● 2026-04-14 12:50:30
● 2026-05-26 16:47:02
○ 2026-07-29 10:39:08
○NSns2.nowcndns.com2026-04-14 → 2026-05-26 · 4 obs
○ 2018-09-30 22:44:06
● 2026-04-14 12:50:30
● 2026-05-26 16:47:02
○ 2026-07-29 10:39:08
●NStara.ns.cloudflare.com2026-07-29 → 2026-07-29 · 2 obs
○ 2026-05-26 16:47:02
● 2026-07-29 10:39:08
○MXin1-smtp.messagingengine.com2018-09-30 → 2018-09-30 · 3 obs
● 2018-09-30 22:44:06
○ 2026-04-14 12:50:30
○ 2026-07-29 10:39:08
○MXin2-smtp.messagingengine.com2018-09-30 → 2018-09-30 · 3 obs
● 2018-09-30 22:44:06
○ 2026-04-14 12:50:30
○ 2026-07-29 10:39:08
●A104.21.91.212026-07-29 → 2026-07-29 · 2 obs
○ 2026-05-26 16:47:02
● 2026-07-29 10:39:08
○A108.186.94.1402026-04-14 → 2026-05-26 · 3 obs
● 2026-04-14 12:50:30
● 2026-05-26 16:47:02
○ 2026-07-29 10:39:08
●A172.67.208.522026-07-29 → 2026-07-29 · 2 obs
○ 2026-05-26 16:47:02
● 2026-07-29 10:39:08
●A2606:4700:3036::ac43:d0342026-07-29 → 2026-07-29 · 2 obs
○ 2026-05-26 16:47:02
● 2026-07-29 10:39:08
●A2606:4700:3037::6815:5b152026-07-29 → 2026-07-29 · 2 obs
○ 2026-05-26 16:47:02
● 2026-07-29 10:39:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
zzdoer.cntara.ns.cloudflare.com, corey.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.225

NS records: tara.ns.cloudflare.com, corey.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zzdoer.cn (unsigned zone)

⏱️ Timing

Total: 1174ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.91.21, 172.67.208.52
AAAA22606:4700:3036::ac43:d034, 2606:4700:3037::6815:5b15
NS2corey.ns.cloudflare.com, tara.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1corey.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

zzdoer.cn points to the four IP addresses 104.21.91.21, 172.67.208.52, 2606:4700:3036::ac43:d034 and 2606:4700:3037::6815:5b15.

Additional host names — holms-vip.ru, 777vip.ink, games.pro-apps.org and two others — share IP numbers with zzdoer.cn.

Name Servers

zzdoer.cn uses two name servers for its delegation: corey.ns.cloudflare.com and tara.ns.cloudflare.com.

zzdoer.cn shares its name server setup with other domains, including home8080.cn, cdsonline.cn, fahrradstromkreis.com and two others.

The name servers of zzdoer.cn overlap at least partially with those of other domains — among them fermerinform.ru, miaacrofaunal.info, dougvos.com and two more.

These name servers commonly appear alongside the name servers toby.ns.cloudflare.com and dana.ns.cloudflare.com.

Host names with 6 IP numbers:

Hostname corey.ns.cloudflare.com directs to 108.162.195.24, 162.159.44.24 and 172.64.35.24 along with 3 other IP addresses.

Hostname tara.ns.cloudflare.com directs to 108.162.192.225, 172.64.32.225 and 173.245.58.225 along with 3 other IP addresses.