`mail.thinkopen.de`

DNSSEC	⚠️ Not signed
A	85.13.145.97^{🇩🇪 NMM-AS85.13.145.0/24 Neue Medien Muennich}
		PTR	`dd33916.kasserver.com`

`thinkopen.de`

	DNSSEC	⚠️ Not signed
	A	85.13.145.97^{🇩🇪 NMM-AS85.13.145.0/24 Neue Medien Muennich}
	NS	`ns3.kasserver.com` ⭐
	NS	`ns4.kasserver.com`
	MX	`v093757.kasserver.com` ⭐
	TXT	`v=spf1 a mx include:spf.kasserver.com ~all`
	SOA	`ns3.kasserver.com`hostmaster@kasserver.com serial=2512161546

Previously MX for

thinkopen.de

Same first word

mail.wtf

mail.webhop.me

mail.al

mail.myfast.space

mail.vip

mail.red

mail.co.il

mail.pf

mail.com.mx

mail.uy

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mail.lima-city.de

mail.mysecuritycamera.com

mail.microsoft

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amil.co.il

mila.co.ua

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mail.(0x6c6f6c697461)punk.jp

mila.fr

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lima.lu

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lima.plus

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liam.eu

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ialm.info

mail.tr

DNS History

2 records (1 active, 1 former)

○A85.13.128.2072015-07-15 → 2016-06-21 · 4 obs

● 2015-07-15 11:51:42
● 2016-06-21 18:06:14
○ 2026-02-16 11:21:10
○ 2026-03-26 16:06:24

●A85.13.145.972026-02-16 → 2026-03-26 · 3 obs

○ 2016-06-21 18:06:14
● 2026-02-16 11:21:10
● 2026-03-26 16:06:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	f.nic.de, a.nic.de, z.nic.de	-
thinkopen.de	ns3.kasserver.com, ns4.kasserver.com	-

✅ Authoritative Response

Server:85.13.140.2

NS records: ns3.kasserver.com, ns4.kasserver.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thinkopen.de (unsigned zone)

⏱️ Timing

Total: 1078ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.145.97`

Analysis

IP Addresses

mail.thinkopen.de resolves to one IP number: 85.13.145.97.

Other host names, for instance kundenundkoenige.de, dd33916.kasserver.com, w01fce99.kasserver.com, moersbacher-hof.de and mail.kundenundkoenige.de share IP numbers with mail.thinkopen.de.

mail.thinkopen.de - robtex.com