Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ihr-verwalter.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 07:31:16 UTC · ↺ Refresh
MX Hostnames
- mx.tbit-cloud.de
MX Priorities
- mx.tbit-cloud.de: 10
A / AAAA Records
- 193.41.253.10 ↩ obsidian1.nwt.de
Mail Server IPs
- 168.119.90.204 ↩ securemail.tbit-systems.de
SOA Record
Raw SOA
ns1.nw-team.de hostmaster.nwt.de 2019081315 86400 7200 3600000 172800
Primary NS (mname)
ns1.nw-team.de
Admin Email (rname)
hostmaster@nwt.de
Serial
2019081315
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
172800s
Nameservers (NS)
ns1.nw-team.de
ns3.nw-team.de
ns2.nw-team.de
SPF Record
✓ Strict (-all)
v=spf1 mx include:_spf.perfora.net include:_spf.kundenserver.de -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 mx include:_spf.perfora.net include:_spf.kundenserver.de -all
- MS=ms64045005
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