mail.crdevelopers.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

mail.crdevelopers.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:9b69🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:5a5d🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.90.93Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.155.105🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.90.93, 172.67.155.105
IPv6 hints2606:4700:3030::ac43:9b69, 2606:4700:3036::6815:5a5d

crdevelopers.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:9b69🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:5a5d🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.90.93Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.155.105🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkatja.ns.cloudflare.com ⭐
NState.ns.cloudflare.com
MXcrdevelopers-com.mail.protection.outlook.com ⭐
TXTfacebook-domain-verification=x2kb3pfsv61s1ouac5rton56z3ua6r
TXTgoogle-site-verification=Uhk4vsMvtI5c7UrN4Gv_8OKzE99YeCJRsaLuKjo1XZE
TXTv=spf1 include:spf.protection.outlook.com -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.90.93, 172.67.155.105
IPv6 hints2606:4700:3030::ac43:9b69, 2606:4700:3036::6815:5a5d
SOAkatja.ns.cloudflare.comdns@cloudflare.com serial=2411269175

Previously MX for

crdevelopers.com

Same first word

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DNS History

8 records (4 active, 4 former)

20162017201820192020202120222023202420252026A104.21.90.93172.67.155.1052606:4700:3030::ac43:9b692606:4700:3036::6815:5a5d104.152.214.221162.248.244.2122606:4700:3030::6815:5a5d2606:4700:3036::ac43:9b69
○A104.152.214.2212015-08-18 → 2015-08-18 · 3 obs
● 2015-08-18 01:50:08
○ 2015-12-11 15:45:50
○ 2026-08-16 07:19:16
●A104.21.90.932026-04-10 → 2026-08-16 · 3 obs
○ 2016-07-11 04:46:32
● 2026-04-10 13:06:40
● 2026-08-16 07:19:16
○A162.248.244.2122015-12-11 → 2016-07-11 · 5 obs
○ 2015-08-18 01:50:08
● 2015-12-11 15:45:50
● 2016-07-11 04:46:32
○ 2026-04-10 13:06:40
○ 2026-08-16 07:19:16
●A172.67.155.1052026-04-10 → 2026-08-16 · 3 obs
○ 2016-07-11 04:46:32
● 2026-04-10 13:06:40
● 2026-08-16 07:19:16
○A2606:4700:3030::6815:5a5d2026-04-10 → 2026-05-30 · 4 obs
○ 2016-07-11 04:46:32
● 2026-04-10 13:06:40
● 2026-05-30 01:47:44
○ 2026-08-16 07:19:16
●A2606:4700:3030::ac43:9b692026-08-16 → 2026-08-16 · 2 obs
○ 2026-05-30 01:47:44
● 2026-08-16 07:19:16
●A2606:4700:3036::6815:5a5d2026-08-16 → 2026-08-16 · 2 obs
○ 2026-05-30 01:47:44
● 2026-08-16 07:19:16
○A2606:4700:3036::ac43:9b692026-04-10 → 2026-05-30 · 4 obs
○ 2016-07-11 04:46:32
● 2026-04-10 13:06:40
● 2026-05-30 01:47:44
○ 2026-08-16 07:19:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
crdevelopers.comkatja.ns.cloudflare.com, tate.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.191

NS records: katja.ns.cloudflare.com, tate.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crdevelopers.com (unsigned zone)

⏱️ Timing

Total: 269ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.155.105, 104.21.90.93
AAAA22606:4700:3036::6815:5a5d, 2606:4700:3030::ac43:9b69
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (katja.ns.cloudflare.com, katja.ns.cloudflare.com, katja.ns.cloudflare.com...)

Analysis

IP Addresses

mail.crdevelopers.com has four IP addresses: 104.21.90.93, 172.67.155.105, 2606:4700:3030::ac43:9b69 and 2606:4700:3036::6815:5a5d.

makerscamp.com, ramboz.fr, gambloria.fun plus two other host names have IP numbers in common with mail.crdevelopers.com.