mail.simreg.co.uk - robtex.com

mail.simreg.co.uk

DNSSEC⚠️ Not signed
A2606:4700:3036::6815:f77🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:a296🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.15.119Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.162.150🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.15.119, 172.67.162.150
IPv6 hints2606:4700:3036::6815:f77, 2606:4700:3036::ac43:a296
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=240, name=cloudflare-ech.com

simreg.co.uk

DNSSEC⚠️ Not signed
A78.136.15.31🇬🇧 RACKSPACE-LON78.136.0.0/18 Rackspace
NSisaac.ns.cloudflare.com ⭐
NSkim.ns.cloudflare.com
MX_dc-mx.09bd75b5589f.simreg.co.uk ⭐
SOAisaac.ns.cloudflare.comdns@cloudflare.com serial=2409806222

Previously MX for

simreg.co.uk

Same first word

mail.ufcfan.org
mail.ge
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mail.run
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mail.lt
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DNS History

5 records (4 active, 1 former)

2017201820192020202120222023202420252026A104.21.15.119172.67.162.1502606:4700:3036::6815:f772606:4700:3036::ac43:a29678.136.15.31
●A104.21.15.1192026-07-31 → 2026-08-07 · 3 obs
○ 2016-05-16 07:36:04
● 2026-07-31 10:38:46
● 2026-08-07 11:37:10
●A172.67.162.1502026-07-31 → 2026-08-07 · 3 obs
○ 2016-05-16 07:36:04
● 2026-07-31 10:38:46
● 2026-08-07 11:37:10
●A2606:4700:3036::6815:f772026-07-31 → 2026-08-07 · 3 obs
○ 2016-05-16 07:36:04
● 2026-07-31 10:38:46
● 2026-08-07 11:37:10
●A2606:4700:3036::ac43:a2962026-07-31 → 2026-08-07 · 3 obs
○ 2016-05-16 07:36:04
● 2026-07-31 10:38:46
● 2026-08-07 11:37:10
○A78.136.15.312016-05-16 → 2016-05-16 · 3 obs
● 2016-05-16 07:36:04
○ 2026-07-31 10:38:46
○ 2026-08-07 11:37:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
uknsa.nic.uk, dns3.nic.uk, nsb.nic.uk, nsd.nic.uk...-
simreg.co.ukkim.ns.cloudflare.com, isaac.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.177

NS records: kim.ns.cloudflare.com, isaac.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for simreg.co.uk (unsigned zone)

⏱️ Timing

Total: 1259ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.162.150, 104.21.15.119
AAAA22606:4700:3036::ac43:a296, 2606:4700:3036::6815:f77
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

mail.simreg.co.uk has four IP addresses: 104.21.15.119, 172.67.162.150, 2606:4700:3036::6815:f77 and 2606:4700:3036::ac43:a296.

www.highwayvideo.com, parnivox.today, livecon.tv and two other host names share IP numbers with mail.simreg.co.uk.