mail.ctrlbiz.com - robtex.com

mail.ctrlbiz.com

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:89f2🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:56f2🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.86.242Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.137.242🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.86.242, 172.67.137.242
IPv6 hints2606:4700:3034::ac43:89f2, 2606:4700:3036::6815:56f2
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=82, name=cloudflare-ech.com

ctrlbiz.com

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:89f2🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:56f2🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.86.242Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.137.242🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjim.ns.cloudflare.com ⭐
NSsara.ns.cloudflare.com
MXsmtp.secureserver.net ⭐
MXmailstore1.secureserver.net(10)
TXTD6207889
TXTv=spf1 include:secureserver.net -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.86.242, 172.67.137.242
IPv6 hints2606:4700:3034::ac43:89f2, 2606:4700:3036::6815:56f2
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=82, name=cloudflare-ech.com
SOAjim.ns.cloudflare.comdns@cloudflare.com serial=2402614340

Previously MX for

ctrlbiz.com

Same first word

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DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026A104.21.86.242172.67.137.2422606:4700:3034::ac43:89f22606:4700:3036::6815:56f2182.18.176.184
●A104.21.86.2422026-04-08 → 2026-05-11 · 3 obs
○ 2016-09-10 00:14:36
● 2026-04-08 04:46:52
● 2026-05-11 22:57:32
●A172.67.137.2422026-04-08 → 2026-05-11 · 3 obs
○ 2016-09-10 00:14:36
● 2026-04-08 04:46:52
● 2026-05-11 22:57:32
○A182.18.176.1842015-08-07 → 2016-09-10 · 4 obs
● 2015-08-07 18:07:48
● 2016-09-10 00:14:36
○ 2026-04-08 04:46:52
○ 2026-05-11 22:57:32
●A2606:4700:3034::ac43:89f22026-04-08 → 2026-05-11 · 3 obs
○ 2016-09-10 00:14:36
● 2026-04-08 04:46:52
● 2026-05-11 22:57:32
●A2606:4700:3036::6815:56f22026-04-08 → 2026-05-11 · 3 obs
○ 2016-09-10 00:14:36
● 2026-04-08 04:46:52
● 2026-05-11 22:57:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comm.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net, g.gtld-servers.net...-
ctrlbiz.comjim.ns.cloudflare.com, sara.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.144

NS records: jim.ns.cloudflare.com, sara.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctrlbiz.com (unsigned zone)

⏱️ Timing

Total: 120ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.137.242, 104.21.86.242
AAAA22606:4700:3034::ac43:89f2, 2606:4700:3036::6815:56f2
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.ctrlbiz.com maps to four IP numbers: 2606:4700:3034::ac43:89f2, 2606:4700:3036::6815:56f2, 104.21.86.242 and 172.67.137.242.

Other host names such as newmarketmaster.com, aiy.gxlordfilm.ru, scienceafpod.com, yesport.net and anthonyshomeservices.com share IPs with mail.ctrlbiz.com.