mail.client4u.at - robtex.com

mail.client4u.at

DNSSEC⚠️ Not signed
A81.19.149.85🇦🇹 IONOS-AS81.19.144.0/20 World4You.com
PTRmail30.world4you.com

client4u.at

DNSSEC🔒 Signed (DS record present)
A81.19.159.97🇦🇹 IONOS-AS81.19.144.0/20 World4You.com
NSns1.world4you.at ⭐
NSns2.world4you.at
MXclient4u-at.mail.protection.outlook.com ⭐
TXTv=spf1 include:spf.protection.outlook.com -all
TXTMS=ms29615366
SOAns1.world4you.athostmaster@world4you.com 2025-03-18 #7

Previously MX for

client4u.at

Same first word

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mail.fm
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mail.party
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mail.coop
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mail.microsoft
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mail.cm
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mail.poivron.org
mail.dnshome.de
mail.jp
mail.mp
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mail.fund
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mail.mysecuritycamera.net
mail.glass
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mail.dog

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DNS History

1 record (1 active, 0 former)

20162017201820192020202120222023202420252026A81.19.149.85
●A81.19.149.852015-08-12 → 2026-04-27 · 2 obs
● 2015-08-12 02:36:16
● 2026-04-27 01:29:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
atd.ns.at, j.ns.at, n.ns.at, r.ns.at...-
client4u.atns1.world4you.at, ns2.world4you.at-

✅ Authoritative Response

Server:217.160.82.253

NS records: ns1.world4you.at, ns2.world4you.at

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 974ms | Queries: -

📄 Records

TypeCountSample Data
A181.19.149.85

Analysis

IP Addresses

mail.client4u.at resolves to one IP number: 81.19.149.85.

other host names including mail.4digipro.at, mail.fit4life.at, mail.betnev.at, mail.begleitservice-wien.at and mail.logfiletuning.at share IP numbers with mail.client4u.at.