mail.coolvj.com - robtex.com

mail.coolvj.com

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:924a🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:49a8🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.73.168Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.146.74🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.73.168, 172.67.146.74
IPv6 hints2606:4700:3034::ac43:924a, 2606:4700:3036::6815:49a8
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=33, name=cloudflare-ech.com

coolvj.com

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:924a🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:49a8🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.73.168Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.146.74🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdina.ns.cloudflare.com ⭐
NSvicente.ns.cloudflare.com
MX_dc-mx.3081ae7de107.coolvj.com ⭐
TXTv=spf1 a mx include:websitewelcome.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.73.168, 172.67.146.74
IPv6 hints2606:4700:3034::ac43:924a, 2606:4700:3036::6815:49a8
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=33, name=cloudflare-ech.com
SOAdina.ns.cloudflare.comdns@cloudflare.com serial=2407997129

Previously MX for

coolvj.com

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DNS History

6 records (4 active, 2 former)

201820192020202120222023202420252026A104.21.73.168172.67.146.742606:4700:3034::ac43:924a2606:4700:3036::6815:49a82606:4700:3035::ac43:924a50.87.145.149
●A104.21.73.1682026-02-15 → 2026-07-25 · 3 obs
○ 2017-05-22 08:00:52
● 2026-02-15 19:06:48
● 2026-07-25 14:33:02
●A172.67.146.742026-02-15 → 2026-07-25 · 3 obs
○ 2017-05-22 08:00:52
● 2026-02-15 19:06:48
● 2026-07-25 14:33:02
●A2606:4700:3034::ac43:924a2026-07-25 → 2026-07-25 · 2 obs
○ 2026-06-14 01:02:06
● 2026-07-25 14:33:02
○A2606:4700:3035::ac43:924a2026-02-15 → 2026-06-14 · 4 obs
○ 2017-05-22 08:00:52
● 2026-02-15 19:06:48
● 2026-06-14 01:02:06
○ 2026-07-25 14:33:02
●A2606:4700:3036::6815:49a82026-02-15 → 2026-07-25 · 3 obs
○ 2017-05-22 08:00:52
● 2026-02-15 19:06:48
● 2026-07-25 14:33:02
○A50.87.145.1492017-05-22 → 2017-05-22 · 3 obs
● 2017-05-22 08:00:52
○ 2026-02-15 19:06:48
○ 2026-07-25 14:33:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
coolvj.comdina.ns.cloudflare.com, vicente.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.239

NS records: dina.ns.cloudflare.com, vicente.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coolvj.com (unsigned zone)

⏱️ Timing

Total: 1123ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.146.74, 104.21.73.168
AAAA22606:4700:3036::6815:49a8, 2606:4700:3034::ac43:924a
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.coolvj.com resolves to four IP addresses: 104.21.73.168, 172.67.146.74, 2606:4700:3034::ac43:924a and 2606:4700:3036::6815:49a8.

Among the host names that share IP numbers with mail.coolvj.com are cartoriocaxias.com.br, auroracounselingak.com, jodeba.com and two others.