mail.4optimal.de - robtex.com

mail.4optimal.de

DNSSEC⚠️ Not signed
A91.204.46.48🇩🇪 netcup-AS91.204.46.0/24
PTRmx2e30.netcup.net

4optimal.de

DNSSEC⚠️ Not signed
A2a03:4000:30:c265::15:510🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH
A91.204.46.46🇩🇪 netcup-AS91.204.46.0/24
NSroot-dns.netcup.net ⭐
NSsecond-dns.netcup.net
NSthird-dns.netcup.net
MXmail.4optimal.de ⭐
MXmx2e30.netcup.net(50)
TXTv=spf1 mx a include:_spf.webhosting.systems ~all
SOAroot-dns.netcup.netdnsadmin@netcup.net 2022-08-27 #2

MX for

4optimal.de

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DNS History

2 records (1 active, 1 former)

20162017201820192020202120222023202420252026A91.204.46.4883.169.19.16
○A83.169.19.162015-07-15 → 2016-06-26 · 4 obs
● 2015-07-15 09:17:26
● 2016-06-26 21:44:08
○ 2026-03-19 08:39:06
○ 2026-03-26 22:04:36
●A91.204.46.482026-03-19 → 2026-03-26 · 3 obs
○ 2016-06-26 21:44:08
● 2026-03-19 08:39:06
● 2026-03-26 22:04:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dez.nic.de, f.nic.de, a.nic.de-
4optimal.deroot-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net-

✅ Authoritative Response

Server:37.221.199.199

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 4optimal.de (unsigned zone)

⏱️ Timing

Total: 1211ms | Queries: -

📄 Records

TypeCountSample Data
A191.204.46.48

Analysis

Mail Server Role

mail.4optimal.de is the mail server for 4optimal.de.

With mail.4optimal.de, mx2e30.netcup.net is commonly used as a mail server.

IP Addresses

mail.4optimal.de maps to IP address 91.204.46.48.

Other host names, for instance mail.pixel-universum.de, mail.achterdeck-consulting.com, mail.aware-leadership.com, mail.gasthaus-roseneck.de and mail.luanzi.de share IP numbers with mail.4optimal.de.