mail.cool1.de - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

mail.cool1.de

DNSSEC⚠️ Not signed
A89.58.38.147🇩🇪 netcup-AS89.58.36.0/22
PTRcool-web.de

cool1.de

DNSSEC⚠️ Not signed
A89.58.38.147🇩🇪 netcup-AS89.58.36.0/22
NSroot-dns.netcup.net ⭐
NSsecond-dns.netcup.net
NSthird-dns.netcup.net
MXmail.cool1.de ⭐
TXTv=spf1 ip4:89.58.38.147 -all
SOAroot-dns.netcup.netdnsadmin@netcup.net 2026-03-31 #5

MX for

cool1.de

Same first word

mail.in.ua
mail.cx
mail.gm
mail.su
mail.toshiba
mail.hosting
mail.fm
mail.mil
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mail.cm
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DNS History

3 records (1 active, 2 former)

20162017201820192020202120222023202420252026A89.58.38.14785.88.28.19089.163.217.46
○A85.88.28.1902015-08-06 → 2016-02-13 · 4 obs
● 2015-08-06 17:09:44
● 2016-02-13 15:59:02
○ 2016-06-29 03:17:34
○ 2026-08-17 12:08:50
○A89.163.217.462016-06-29 → 2017-01-06 · 5 obs
○ 2016-02-13 15:59:02
● 2016-06-29 03:17:34
● 2017-01-06 13:32:26
○ 2026-02-18 04:30:48
○ 2026-08-17 12:08:50
●A89.58.38.1472026-02-18 → 2026-08-17 · 3 obs
○ 2017-01-06 13:32:26
● 2026-02-18 04:30:48
● 2026-08-17 12:08:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
def.nic.de, z.nic.de, a.nic.de-
cool1.deroot-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net-

✅ Authoritative Response

Server:46.38.225.225

NS records: root-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cool1.de (unsigned zone)

⏱️ Timing

Total: 835ms | Queries: -

📄 Records

TypeCountSample Data
A189.58.38.147

Analysis

Mail Server Role

mail.cool1.de serves as a mail server for cool1.de.

IP Addresses

mail.cool1.de points to a single IP number: 89.58.38.147.

Additional host names — mail.45er.de, mx4.c-ix.de, software-engineer.de and two others — share IP numbers with mail.cool1.de.