`mail.caterguide.de`

DNSSEC	⚠️ Not signed
MX	`smtpin.rzone.de` ⭐
		A	2a01:238:20a:202:50f0::1097^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
			PTR	`smtpin.rzone.de`
		A	81.169.145.97^{🇩🇪 STRATO81.169.144.0/22 AG}
			PTR	`smtpin.rzone.de`

`caterguide.de`

	DNSSEC	⚠️ Not signed
	A	2001:8d8:100f:f000::200^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
	A	217.160.0.245^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
	NS	`shades02.rzone.de` ⭐
	NS	`docks20.rzone.de`
	MX	`smtpin.rzone.de` ⭐
	SOA	`shades02.rzone.de`hostmaster@strato-rz.de 2025-09-08 #24

Previously MX for

caterguide.de

Same first word

mail.support

mail.de

mail.hacca.jp

mail.moo.jp

mail.new

mail.teva

mail.gov.al

mail.kapsi.fi

mail.cutegirl.jp

mail.gov.az

mail.io

mail.cash

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mail.pro

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mail.df.gov.br

mail.ci

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mail.microsoft

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mail.org.in

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mail.edu.pl

mail.cfolks.pl

mail.cm

mail.go.th

mail.mil.cn

mail.poivron.org

mail.dnshome.de

mail.jp

mail.mp

mail.ac

mail.fund

mail.edu.bi

mail.uk.com

mail.mysecuritycamera.net

mail.glass

mail.mil.kg

mail.dog

mail.ddns.me

mail.gov.bh

mail.tours

mail.no-ip.info

mail.na

mail.hn

mail.srl

mail.org.nz

mail.chicappa.jp

mail.123hjemmeside.no

mail.fantasyleague.cc

mail.ufcfan.org

mail.ge

mail.egoism.jp

mail.jpn.org

mail.run

mail.edu.rs

mail.lt

mail.vn

mail.sl

mail.gov.mu

mail.gov.in

mail.pk

mail.uz

mail.clinic

mail.bm

mail.com.pk

mail.hl.cn

mail.nhs.uk

mail.hotmail

mail.gov.om

mail.ng

mail.canon

mail.net.hk

mail.caa.li

mail.as

mail.ir

mail.net.ru

mail.cz

mail.gov.ms

mail.so

mail.ind.in

mail.com.in

mail.noip.us

mail.hippy.jp

mail.eating-organic.net

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DNS History

2 records (1 active, 1 former)

●MXsmtpin.rzone.de2026-02-15 → 2026-08-08 · 2 obs

● 2026-02-15 14:39:22
● 2026-08-08 08:30:56

○A85.236.45.2542015-06-05 → 2026-02-15 · 4 obs

● 2015-06-05 02:55:20
● 2026-02-15 14:39:22
○ 2026-07-12 09:54:14
○ 2026-08-08 08:30:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
caterguide.de	shades02.rzone.de, docks20.rzone.de	-

✅ Authoritative Response

Server:185.132.34.129

NS records: shades02.rzone.de, docks20.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for caterguide.de (unsigned zone)

⏱️ Timing

Total: 988ms | Queries: -

📄 Records

Type	Count	Sample Data
MX	1	`smtpin.rzone.de (pri: 5)`

Analysis

Mail Servers

mail.caterguide.de uses one mail server — smtpin.rzone.de.

The mail server setup of mail.caterguide.de matches that of other domains such as port-able.de, hundeshop.tv, roemer-tennisclub.de and two others.

The mail servers of mail.caterguide.de are at least partially shared with other domains, including cdu-schwarzenbek.de.

smtpin.rzone.de has two IP addresses: 81.169.145.97 and 2a01:238:20a:202:50f0::1097.

mail.caterguide.de - robtex.com