`mail.cooltec-systems.com`

DNSSEC	⚠️ Not signed
A	80.152.142.103^{🇩🇪 DTAG80.152.0.0/14 Deutsche Telekom AG, Internet service provider}
		PTR	`mail.cooltec-systems.de`

`cooltec-systems.com`

	DNSSEC	⚠️ Not signed
	A	85.13.154.106^{🇩🇪 NMM-AS85.13.154.0/24 Neue Medien Muennich}
	NS	`ns5.kasserver.com` ⭐
	NS	`ns6.kasserver.com`
	MX	`mail.cooltec-systems.com` ⭐
	TXT	`v=spf1 mx a:w00f62c6.kasserver.com ip4:80.152.142.103 ~all`
	SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2511021102

MX for

cooltec-systems.com

Previously MX for

cooltec-systems.info

Same first word

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mail.info

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mail.direct

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imal.nl

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laim.cn

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aiml.tech

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mail.md

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ilma.dev

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laim.com

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mail.technology

mail.edu.ru

mail.edu.az

mail.global

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ilma.de

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DNS History

3 records (1 active, 2 former)

○MXmx00.kundenserver.de2015-06-30 → 2015-06-30 · 3 obs

● 2015-06-30 12:32:20
○ 2015-10-22 04:28:34
○ 2026-03-24 08:38:34

○MXmx01.kundenserver.de2015-06-30 → 2015-06-30 · 3 obs

● 2015-06-30 12:32:20
○ 2015-10-22 04:28:34
○ 2026-03-24 08:38:34

●A80.152.142.1032015-06-30 → 2026-03-24 · 2 obs

● 2015-06-30 12:32:20
● 2026-03-24 08:38:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, e.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
cooltec-systems.com	ns5.kasserver.com, ns6.kasserver.com	2 records

✅ Authoritative Response

Server:85.13.128.3

NS records: ns5.kasserver.com, ns6.kasserver.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cooltec-systems.com (unsigned zone)

⏱️ Timing

Total: 281ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`80.152.142.103`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns5.kasserver.com, ns6.kasserver.com)

Analysis

Mail Server Role

The mail server for cooltec-systems.com is mail.cooltec-systems.com.

IP Addresses

mail.cooltec-systems.com points to a single IP number: 80.152.142.103.

Other host names, for instance mail.cooltec-systems.de, share IP numbers with mail.cooltec-systems.com.

mail.cooltec-systems.com - robtex.com