mastercode.cn - dns.ninja

mastercode.cn

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:1aa5🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:8961🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.26.165Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.137.97🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSajay.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b38🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRajay.ns.cloudflare.com
A2803:f800:50::6ca2:c138🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRajay.ns.cloudflare.com
A2a06:98c1:50::ac40:2138🇺🇸 Cloudflare2a06:98c1:50::/45
PTRajay.ns.cloudflare.com
A108.162.193.56🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.33.56🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A173.245.59.56🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRajay.ns.cloudflare.com
NSolivia.ns.cloudflare.com
A2606:4700:50::a29f:26dd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRolivia.ns.cloudflare.com
A2803:f800:50::6ca2:c2dd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRolivia.ns.cloudflare.com
A2a06:98c1:50::ac40:22dd🇺🇸 Cloudflare2a06:98c1:50::/45
PTRolivia.ns.cloudflare.com
A108.162.194.221🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRolivia.ns.cloudflare.com
A162.159.38.221Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRolivia.ns.cloudflare.com
A172.64.34.221🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRolivia.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.26.165, 172.67.137.97
IPv6 hints2606:4700:3030::6815:1aa5, 2606:4700:3033::ac43:8961
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=253, name=cloudflare-ech.com
SOAajay.ns.cloudflare.comdns@cloudflare.com serial=2406170777

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=2034883759

Same first word

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comedrates.com
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DNS History

10 records (6 active, 4 former)

NSajay.ns.cloudflare.comolivia.ns.cloudflare.comA104.21.26.165172.67.137.972606:4700:3030::6815:1aa52606:4700:3033::ac43:8961188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSajay.ns.cloudflare.com2026-02-17 → 2026-06-05 · 2 obs
● 2026-02-17 21:46:52
● 2026-06-05 20:46:04
●NSolivia.ns.cloudflare.com2026-02-17 → 2026-06-05 · 2 obs
● 2026-02-17 21:46:52
● 2026-06-05 20:46:04
●A104.21.26.1652026-02-17 → 2026-06-05 · 5 obs
● 2026-02-17 21:46:52
● 2026-05-25 17:05:24
○ 2026-05-26 06:36:28
● 2026-06-05 20:46:00
● 2026-06-05 20:46:04
●A172.67.137.972026-02-17 → 2026-06-05 · 5 obs
● 2026-02-17 21:46:52
● 2026-05-25 17:05:24
○ 2026-05-26 06:36:28
● 2026-06-05 20:46:00
● 2026-06-05 20:46:04
○A188.114.96.02026-05-26 → 2026-05-26 · 4 obs
○ 2026-05-25 17:05:24
● 2026-05-26 06:36:28
○ 2026-06-05 20:46:00
○ 2026-06-05 20:46:04
○A188.114.97.02026-05-26 → 2026-05-26 · 4 obs
○ 2026-05-25 17:05:24
● 2026-05-26 06:36:28
○ 2026-06-05 20:46:00
○ 2026-06-05 20:46:04
●A2606:4700:3030::6815:1aa52026-02-17 → 2026-06-05 · 8 obs
● 2026-02-17 21:46:52
● 2026-02-21 07:46:42
○ 2026-03-23 03:29:16
● 2026-03-24 10:40:08
● 2026-05-25 17:05:24
○ 2026-05-26 06:36:28
● 2026-06-05 20:46:00
● 2026-06-05 20:46:04
●A2606:4700:3033::ac43:89612026-02-17 → 2026-06-05 · 8 obs
● 2026-02-17 21:46:52
● 2026-02-21 07:46:42
○ 2026-03-23 03:29:16
● 2026-03-24 10:40:08
● 2026-05-25 17:05:24
○ 2026-05-26 06:36:28
● 2026-06-05 20:46:00
● 2026-06-05 20:46:04
○A2a06:98c1:3120::2026-03-23 → 2026-05-26 · 7 obs
○ 2026-02-21 07:46:42
● 2026-03-23 03:29:16
○ 2026-03-24 10:40:08
○ 2026-05-25 17:05:24
● 2026-05-26 06:36:28
○ 2026-06-05 20:46:00
○ 2026-06-05 20:46:04
○A2a06:98c1:3121::2026-03-23 → 2026-05-26 · 7 obs
○ 2026-02-21 07:46:42
● 2026-03-23 03:29:16
○ 2026-03-24 10:40:08
○ 2026-05-25 17:05:24
● 2026-05-26 06:36:28
○ 2026-06-05 20:46:00
○ 2026-06-05 20:46:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
mastercode.cnajay.ns.cloudflare.com, olivia.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.221

NS records: ajay.ns.cloudflare.com, olivia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mastercode.cn (unsigned zone)

⏱️ Timing

Total: 1465ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.26.165, 172.67.137.97
AAAA22606:4700:3033::ac43:8961, 2606:4700:3030::6815:1aa5
NS2ajay.ns.cloudflare.com, olivia.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1ajay.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

mastercode.cn points to 4 IP addresses — 104.21.26.165, 172.67.137.97, 2606:4700:3030::6815:1aa5 and 2606:4700:3033::ac43:8961.

dinokreatif.com, limonishoppingonline.it, www.pdp2018.org plus two other host names have IP numbers in common with mastercode.cn.

Name Servers

mastercode.cn is delegated to two name servers: ajay.ns.cloudflare.com and olivia.ns.cloudflare.com.

The name server configuration of mastercode.cn is shared with other domains, for instance brrn.cn, 85859.cn, dlhonghuan.cn and two others.

At least some of mastercode.cn's name servers are shared with other domains, for example uyizeca.top, bodenplumbing.com, jrcilqih.xyz and two more.

These name servers tend to be deployed in combination with the name servers peyton.ns.cloudflare.com and paityn.ns.cloudflare.com.

Hosts with 6 IP addresses each:

ajay.ns.cloudflare.com directs to 108.162.193.56, 172.64.33.56, 173.245.59.56 and three others.

olivia.ns.cloudflare.com directs to 108.162.194.221, 162.159.38.221, 172.64.34.221 and three others.