mail.stjdev.de - dns.ninja

mail.stjdev.de

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:1f4b🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3030::ac43:af45🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.31.75Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.175.69🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.31.75, 172.67.175.69
IPv6 hints2606:4700:3030::6815:1f4b, 2606:4700:3030::ac43:af45
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=41, name=cloudflare-ech.com

stjdev.de

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:1f4b🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3030::ac43:af45🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.31.75Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.175.69🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NShenry.ns.cloudflare.com ⭐
NStina.ns.cloudflare.com
MXmail.stjdev.de ⭐
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.31.75, 172.67.175.69
IPv6 hints2606:4700:3030::6815:1f4b, 2606:4700:3030::ac43:af45
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=41, name=cloudflare-ech.com
SOAhenry.ns.cloudflare.comdns@cloudflare.com serial=2406051453

MX for

stjdev.de

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DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026A104.21.31.75172.67.175.692606:4700:3030::6815:1f4b2606:4700:3030::ac43:af4537.120.160.171
●A104.21.31.752026-02-20 → 2026-06-28 · 3 obs
○ 2016-09-12 13:53:44
● 2026-02-20 07:40:24
● 2026-06-28 23:59:04
●A172.67.175.692026-02-20 → 2026-06-28 · 3 obs
○ 2016-09-12 13:53:44
● 2026-02-20 07:40:24
● 2026-06-28 23:59:04
●A2606:4700:3030::6815:1f4b2026-02-20 → 2026-06-28 · 3 obs
○ 2016-09-12 13:53:44
● 2026-02-20 07:40:24
● 2026-06-28 23:59:04
●A2606:4700:3030::ac43:af452026-02-20 → 2026-06-28 · 3 obs
○ 2016-09-12 13:53:44
● 2026-02-20 07:40:24
● 2026-06-28 23:59:04
○A37.120.160.1712015-04-28 → 2016-09-12 · 4 obs
● 2015-04-28 03:23:02
● 2016-09-12 13:53:44
○ 2026-02-20 07:40:24
○ 2026-06-28 23:59:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
stjdev.dehenry.ns.cloudflare.com, tina.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.176

NS records: henry.ns.cloudflare.com, tina.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stjdev.de (unsigned zone)

⏱️ Timing

Total: 579ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.175.69, 104.21.31.75
AAAA22606:4700:3030::6815:1f4b, 2606:4700:3030::ac43:af45
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

Mail Server Role

Mail for stjdev.de is routed through the mail server mail.stjdev.de.

IP Addresses

mail.stjdev.de resolves to four IP addresses: 104.21.31.75, 172.67.175.69, 2606:4700:3030::6815:1f4b and 2606:4700:3030::ac43:af45.

x.tgramlink.com, cookingcodex.courses, my(0x736578)(0x706f726e).com plus two other host names have IP numbers in common with mail.stjdev.de.