Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
pfister-tiefbau.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 15:29:44 UTC · ↺ Refresh
MX Hostnames
- mail.gigabit.de
MX Priorities
- mail.gigabit.de: 10
A / AAAA Records
- 212.223.98.2 ↩ s4.gigabit.de
- 2a02:708:1000:4::2 ↩ s4.gigabit.de
Mail Server IPs
- 78.46.40.100 ↩ mail.gigabit.de
- 2a01:4f8:110:4264::2 ↩ mail.gigabit.de
SOA Record
Raw SOA
dns.dns1.de hostmaster.internetwire.de 2026031101 28800 7200 604800 86400
Primary NS (mname)
dns.dns1.de
Admin Email (rname)
hostmaster@internetwire.de
Serial
2026031101
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
dns.dns4.de
dns.dns2.de
dns.dns3.de
dns.dns1.de
SPF Record
✓ Strict (-all)
v=spf1 a mx -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 a mx -all
- 23.01.2026
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