mail.doesystem.com - dns.ninja

mail.doesystem.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:20d3🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3030::ac43:bb7b🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.32.211Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.187.123🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.32.211, 172.67.187.123
IPv6 hints2606:4700:3030::6815:20d3, 2606:4700:3030::ac43:bb7b
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=26, name=cloudflare-ech.com

doesystem.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:20d3🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3030::ac43:bb7b🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.32.211Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.187.123🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjill.ns.cloudflare.com ⭐
NSscott.ns.cloudflare.com
MXmail.doesystem.com ⭐
TXTv=spf1 ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.32.211, 172.67.187.123
IPv6 hints2606:4700:3030::6815:20d3, 2606:4700:3030::ac43:bb7b
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=26, name=cloudflare-ech.com
SOAjill.ns.cloudflare.comdns@cloudflare.com serial=2407037197

MX for

doesystem.com

Previously MX for

www.doesystem.com

Same first word

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DNS History

7 records (4 active, 3 former)

20162017201820192020202120222023202420252026A104.21.32.211172.67.187.1232606:4700:3030::6815:20d32606:4700:3030::ac43:bb7b2606:4700:3032::6815:20d32606:4700:3037::ac43:bb7b50.87.248.230
●A104.21.32.2112026-02-16 → 2026-06-29 · 3 obs
○ 2016-06-19 15:04:06
● 2026-02-16 11:52:26
● 2026-06-29 23:16:08
●A172.67.187.1232026-02-16 → 2026-06-29 · 3 obs
○ 2016-06-19 15:04:06
● 2026-02-16 11:52:26
● 2026-06-29 23:16:08
●A2606:4700:3030::6815:20d32026-06-25 → 2026-06-29 · 3 obs
○ 2026-02-16 11:52:26
● 2026-06-25 22:12:24
● 2026-06-29 23:16:08
●A2606:4700:3030::ac43:bb7b2026-06-25 → 2026-06-29 · 3 obs
○ 2026-02-16 11:52:26
● 2026-06-25 22:12:24
● 2026-06-29 23:16:08
○A2606:4700:3032::6815:20d32026-02-16 → 2026-02-16 · 4 obs
○ 2016-06-19 15:04:06
● 2026-02-16 11:52:26
○ 2026-06-25 22:12:24
○ 2026-06-29 23:16:08
○A2606:4700:3037::ac43:bb7b2026-02-16 → 2026-02-16 · 4 obs
○ 2016-06-19 15:04:06
● 2026-02-16 11:52:26
○ 2026-06-25 22:12:24
○ 2026-06-29 23:16:08
○A50.87.248.2302015-08-15 → 2016-06-19 · 4 obs
● 2015-08-15 09:57:14
● 2016-06-19 15:04:06
○ 2026-02-16 11:52:26
○ 2026-06-29 23:16:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comi.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, c.gtld-servers.net...-
doesystem.comjill.ns.cloudflare.com, scott.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.122

NS records: jill.ns.cloudflare.com, scott.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doesystem.com (unsigned zone)

⏱️ Timing

Total: 343ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.32.211, 172.67.187.123
AAAA22606:4700:3030::ac43:bb7b, 2606:4700:3030::6815:20d3
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

Mail Server Role

doesystem.com uses mail.doesystem.com as a mail server.

IP Addresses

mail.doesystem.com has four IP addresses: 104.21.32.211, 172.67.187.123, 2606:4700:3030::6815:20d3 and 2606:4700:3030::ac43:bb7b.

mushfi.com, www.oepahvkqvihnh.space, ownersjetski.ru and two other host names share IP numbers with mail.doesystem.com.