mail.markus.su - robtex.com

mail.markus.su

DNSSEC⚠️ Not signed
A104.21.72.223Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.187.207🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.72.223, 172.67.187.207

markus.su

DNSSEC⚠️ Not signed
A104.21.72.223Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.187.207🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSaragorn.ns.cloudflare.com ⭐
NSmelissa.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.72.223, 172.67.187.207
SOAaragorn.ns.cloudflare.comdns@cloudflare.com serial=2398730964

Previously MX for

markus.su

Same first word

mail.su
mail.toshiba
mail.hosting
mail.net.tr
mail.fm
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DNS History

3 records (2 active, 1 former)

201820192020202120222023202420252026A104.21.72.223172.67.187.20781.177.140.150
●A104.21.72.2232026-03-23 → 2026-03-23 · 3 obs
○ 2017-03-25 01:59:18
● 2026-03-23 06:18:36
● 2026-03-23 06:18:38
●A172.67.187.2072026-03-23 → 2026-03-23 · 3 obs
○ 2017-03-25 01:59:18
● 2026-03-23 06:18:36
● 2026-03-23 06:18:38
○A81.177.140.1502017-03-25 → 2017-03-25 · 3 obs
● 2017-03-25 01:59:18
○ 2026-03-23 06:18:36
○ 2026-03-23 06:18:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
sua.dns.ripn.net, b.dns.ripn.net, e.dns.ripn.net, d.dns.ripn.net...-
markus.sumelissa.ns.cloudflare.com, aragorn.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.199

NS records: melissa.ns.cloudflare.com, aragorn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for markus.su (unsigned zone)

⏱️ Timing

Total: 1925ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.72.223, 172.67.187.207
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

mail.markus.su points to two IP numbers: 104.21.72.223 and 172.67.187.207.

Other host names such as liansin.com.my, ehe.co.uk, play-chumbacasino.org, bursari.com and onijie.com share IPs with mail.markus.su.