mail.error504.de - robtex.com

mail.error504.de

DNSSEC⚠️ Not signed
A2003:c6:d815:e504:14::2🇩🇪 DTAG2003::/19 Deutsche Telekom large PA space
PTRmail.error504.de
A212.185.124.147🇩🇪 DTAG212.184.0.0/15 Deutsche Telekom AG, Internet service provider

error504.de

DNSSEC⚠️ Not signed
A80.149.177.231🇩🇪 DTAG80.144.0.0/13 Deutsche Telekom AG, Internet service provider
NSns1.error504.de ⭐
NSpns.dtag.de
NSsecondary006.dtag.net
MXmail.error504.de ⭐
TXTv=spf1 mx a ip4:212.185.124.147 ip6:2003:c6:d815:e504:14::2 a:mail.error504.d...
SOAns1.error504.deadmin@error504.de 2025-12-16 #1

PTR for

147.144.124.185.212.in-addr.arpa

MX for

birkel.life
kalkonu-travel.com
arnos-straussi.de
stoffcorner.de
topcoiffeur.de
error504.de

Previously MX for

kalkonu.com

Same first word

mail.ee
mail.yokohama
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mail.nflfan.org
mail.bayern
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mail.dnsalias.com
mail.com.tr
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mail.is
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mail.id
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mail.spdns.org
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mail.fish
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DNS History

2 records (2 active, 0 former)

20162017201820192020202120222023202420252026A2003:c6:d815:e504:14::2212.185.124.147
●A2003:c6:d815:e504:14::22026-03-02 → 2026-03-23 · 3 obs
○ 2015-08-28 22:37:58
● 2026-03-02 23:04:04
● 2026-03-23 02:20:34
●A212.185.124.1472015-08-28 → 2026-03-23 · 2 obs
● 2015-08-28 22:37:58
● 2026-03-23 02:20:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
error504.dens1.error504.de, pns.dtag.de, secondary006.dtag.net3 records

✅ Authoritative Response

Server:212.185.124.148

NS records: ns1.error504.de, pns.dtag.de, secondary006.dtag.net

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at error504.de: Error: DNS query timeout: 194.0.0.53 for DS error504.de

⏱️ Timing

Total: 3717ms | Queries: -

📄 Records

TypeCountSample Data
A1212.185.124.147
AAAA12003:c6:d815:e504:14::2

📌 Glue Records Collected

Total: 3

In-bailiwick: 1 (ns1.error504.de)

Out-of-bailiwick: 2 (pns.dtag.de, pns.dtag.de)

Analysis

Mail Server Role

mail.error504.de serves as the mail server for birkel.life, kalkonu-travel.com, arnos-straussi.de, stoffcorner.de and topcoiffeur.de and a few other domains.

IP Addresses

mail.error504.de points to two IP numbers: 2003:c6:d815:e504:14::2 and 212.185.124.147.