mail.rulez-server.de - robtex.com

mail.rulez-server.de

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:591c🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:888e🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.89.28Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.136.142🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.89.28, 172.67.136.142
IPv6 hints2606:4700:3033::6815:591c, 2606:4700:3034::ac43:888e
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=6, name=cloudflare-ech.com

rulez-server.de

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:591c🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:888e🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.89.28Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.136.142🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSollie.ns.cloudflare.com ⭐
NSwatson.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.89.28, 172.67.136.142
IPv6 hints2606:4700:3033::6815:591c, 2606:4700:3034::ac43:888e
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=6, name=cloudflare-ech.com
SOAollie.ns.cloudflare.comdns@cloudflare.com serial=2399278032
WOT: SAFE (62/100)
WOT: SAFE (71/100)

Previously MX for

rulez-server.de

Same first word

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DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026A104.21.89.28172.67.136.1422606:4700:3033::6815:591c2606:4700:3034::ac43:888e78.46.157.212
●A104.21.89.282026-02-18 → 2026-04-14 · 3 obs
○ 2016-07-24 04:09:24
● 2026-02-18 15:13:46
● 2026-04-14 05:15:12
●A172.67.136.1422026-02-18 → 2026-04-14 · 3 obs
○ 2016-07-24 04:09:24
● 2026-02-18 15:13:46
● 2026-04-14 05:15:12
●A2606:4700:3033::6815:591c2026-02-18 → 2026-04-14 · 3 obs
○ 2016-07-24 04:09:24
● 2026-02-18 15:13:46
● 2026-04-14 05:15:12
●A2606:4700:3034::ac43:888e2026-02-18 → 2026-04-14 · 3 obs
○ 2016-07-24 04:09:24
● 2026-02-18 15:13:46
● 2026-04-14 05:15:12
○A78.46.157.2122015-06-21 → 2016-07-24 · 4 obs
● 2015-06-21 18:53:26
● 2016-07-24 04:09:24
○ 2026-02-18 15:13:46
○ 2026-04-14 05:15:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
rulez-server.dewatson.ns.cloudflare.com, ollie.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.23

NS records: watson.ns.cloudflare.com, ollie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rulez-server.de (unsigned zone)

⏱️ Timing

Total: 568ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.136.142, 104.21.89.28
AAAA22606:4700:3034::ac43:888e, 2606:4700:3033::6815:591c
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

mail.rulez-server.de maps to four IP numbers: 2606:4700:3033::6815:591c, 2606:4700:3034::ac43:888e, 104.21.89.28 and 172.67.136.142.

Other host names, for instance yifkndmn.digital, sascon.com.br, xahaiqiang.com, webdeb.nl and allegro.pl-oferta12312542142.click share IP numbers with mail.rulez-server.de.