ourdocs.cn - dns.ninja

ourdocs.cn

DNSSEC⚠️ Not signed
A2606:4700:3037::6815:1167🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:af75🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.17.103Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.175.117🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSaudrey.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2642🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaudrey.ns.cloudflare.com
A2803:f800:50::6ca2:c242🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRaudrey.ns.cloudflare.com
A2a06:98c1:50::ac40:2242🇺🇸 Cloudflare2a06:98c1:50::/45
PTRaudrey.ns.cloudflare.com
A108.162.194.66🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaudrey.ns.cloudflare.com
A162.159.38.66Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaudrey.ns.cloudflare.com
A172.64.34.66🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaudrey.ns.cloudflare.com
NSdamian.ns.cloudflare.com
A2606:4700:58::a29f:2c32🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdamian.ns.cloudflare.com
A2803:f800:50::6ca2:c332🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdamian.ns.cloudflare.com
A2a06:98c1:50::ac40:2332🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdamian.ns.cloudflare.com
A108.162.195.50🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdamian.ns.cloudflare.com
A162.159.44.50Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdamian.ns.cloudflare.com
A172.64.35.50🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdamian.ns.cloudflare.com
MXmxbiz1.qq.com ⭐
MXmxbiz2.qq.com(10)
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.17.103, 172.67.175.117
IPv6 hints2606:4700:3037::6815:1167, 2606:4700:3037::ac43:af75
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=194, name=cloudflare-ech.com
SOAaudrey.ns.cloudflare.comdns@cloudflare.com serial=2407860163

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=2035026272

Subdomains

blog.ourdocs.cn

Same first word

ourdocs.cn
ourdocs.co.uk
ourdocs.com
ourdocs.ru
ourdocs.org

Similar names

urodocs.de
coordus.com
coordus.net
scoduro.de
codorus.com
urodocs.com
coursdo.com
sourcod.com
docsuro.com
codrosu.ro

DNS History

13 records (8 active, 5 former)

NSaudrey.ns.cloudflare.comdamian.ns.cloudflare.comMXmxbiz1.qq.commxbiz2.qq.comA104.21.17.103172.67.175.1172606:4700:3037::6815:11672606:4700:3037::ac43:af75172.64.80.1188.114.96.0188.114.97.02606:4700:130:436c:6f75:6466:6c61:72652606:4700:3035::6815:1167
●NSaudrey.ns.cloudflare.com2026-02-28 → 2026-07-10 · 2 obs
● 2026-02-28 03:21:38
● 2026-07-10 19:05:08
●NSdamian.ns.cloudflare.com2026-02-28 → 2026-07-10 · 2 obs
● 2026-02-28 03:21:38
● 2026-07-10 19:05:08
●MXmxbiz1.qq.com2026-02-28 → 2026-07-10 · 2 obs
● 2026-02-28 03:21:38
● 2026-07-10 19:05:08
●MXmxbiz2.qq.com2026-02-28 → 2026-07-10 · 2 obs
● 2026-02-28 03:21:38
● 2026-07-10 19:05:08
●A104.21.17.1032026-02-28 → 2026-07-10 · 7 obs
● 2026-02-28 03:21:38
○ 2026-03-01 06:51:04
● 2026-03-01 17:30:08
○ 2026-04-18 09:02:44
○ 2026-04-24 07:57:52
● 2026-04-29 18:05:56
● 2026-07-10 19:05:08
○A172.64.80.12026-03-01 → 2026-03-01 · 4 obs
○ 2026-02-28 03:21:38
● 2026-03-01 06:51:04
○ 2026-03-01 17:30:08
○ 2026-07-10 19:05:08
●A172.67.175.1172026-02-28 → 2026-07-10 · 7 obs
● 2026-02-28 03:21:38
○ 2026-03-01 06:51:04
● 2026-03-01 17:30:08
○ 2026-04-18 09:02:44
○ 2026-04-24 07:57:52
● 2026-04-29 18:05:56
● 2026-07-10 19:05:08
○A188.114.96.02026-04-18 → 2026-04-24 · 5 obs
○ 2026-03-01 17:30:08
● 2026-04-18 09:02:44
● 2026-04-24 07:57:52
○ 2026-04-29 18:05:56
○ 2026-07-10 19:05:08
○A188.114.97.02026-04-18 → 2026-04-24 · 5 obs
○ 2026-03-01 17:30:08
● 2026-04-18 09:02:44
● 2026-04-24 07:57:52
○ 2026-04-29 18:05:56
○ 2026-07-10 19:05:08
○A2606:4700:130:436c:6f75:6466:6c61:72652026-02-28 → 2026-03-01 · 4 obs
● 2026-02-28 03:21:38
● 2026-03-01 06:51:04
○ 2026-03-01 17:30:08
○ 2026-07-10 19:05:08
○A2606:4700:3035::6815:11672026-03-01 → 2026-05-14 · 6 obs
○ 2026-02-28 03:21:38
○ 2026-03-01 06:51:04
● 2026-03-01 17:30:08
● 2026-05-14 12:16:40
○ 2026-07-05 00:46:20
○ 2026-07-10 19:05:08
●A2606:4700:3037::6815:11672026-07-05 → 2026-07-10 · 3 obs
○ 2026-05-14 12:16:40
● 2026-07-05 00:46:20
● 2026-07-10 19:05:08
●A2606:4700:3037::ac43:af752026-03-01 → 2026-07-10 · 4 obs
○ 2026-02-28 03:21:38
○ 2026-03-01 06:51:04
● 2026-03-01 17:30:08
● 2026-07-10 19:05:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
ourdocs.cnaudrey.ns.cloudflare.com, damian.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.66

NS records: audrey.ns.cloudflare.com, damian.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ourdocs.cn (unsigned zone)

⏱️ Timing

Total: 1416ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.175.117, 104.21.17.103
AAAA22606:4700:3037::6815:1167, 2606:4700:3037::ac43:af75
NS2audrey.ns.cloudflare.com, damian.ns.cloudflare.com
MX2mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5)
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1audrey.ns.cloudflare.com dns.cloudflare.

Analysis

Hierarchy

ourdocs.cn is a parent domain of blog.ourdocs.cn.

IP Addresses

ourdocs.cn has four IP addresses: 104.21.17.103, 172.67.175.117, 2606:4700:3037::6815:1167 and 2606:4700:3037::ac43:af75.

xdev-updates.live, nnohco.com, w7u4.com and two other host names share IP numbers with ourdocs.cn.

Name Servers

ourdocs.cn is delegated to two name servers: audrey.ns.cloudflare.com and damian.ns.cloudflare.com.

ourdocs.cn uses the same name servers as several other domains — among them redcross.ie, e-comex360.net, chatgpt-7l4.pages.dev and two more.

ourdocs.cn shares at least some of its name servers with other domains, including 499811.com, everoxygenbd.com, betatq.com and two others.

These name servers are frequently paired with the name servers jarred.ns.cloudflare.com, lucy.ns.cloudflare.com and etienne.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

audrey.ns.cloudflare.com resolves to 108.162.194.66, 162.159.38.66, 172.64.34.66 and 3 other IP addresses.

damian.ns.cloudflare.com resolves to 108.162.195.50, 162.159.44.50, 172.64.35.50 and 3 other IP addresses.

Mail Servers

Mail for ourdocs.cn is handled by two mail servers — mxbiz1.qq.com and mxbiz2.qq.com.

ourdocs.cn uses an identical mail server configuration to several other domains — among them patfun.com, nlssf.com, mowows.com and two more.

ourdocs.cn shares at least some of its mail servers with other domains, such as happytoon.cn.