Domain Overview
DNS: ✓ 7h ago
Checker: ✓ 2mo ago
post-ab.de
No
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-04 23:34:18 UTC · ↺ Refresh
MX Hostnames
- spamfilter1.site.eu
- spamfilter2.site.eu
MX Priorities
- spamfilter1.site.eu: 10
- spamfilter2.site.eu: 20
A / AAAA Records
- 103.149.169.100 (no PTR)
- 2a10:b5c1:100::1 (no PTR)
Mail Server IPs
- 80.249.132.52 ↩ spamfilter1.site.eu
- 2a10:b5c1:241::1 ↩ spamfilter1.site.eu
- 80.249.132.53 ↩ spamfilter2.site.eu
- 2a10:b5c1:242::1 ↩ spamfilter2.site.eu
SOA Record
Raw SOA
ns1.site.eu hostmaster.post-ab.de 2026052101 10800 3600 604800 3600
Primary NS (mname)
ns1.site.eu
Admin Email (rname)
hostmaster@post-ab.de
Serial
2026052101
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns3.site.be
ns2.site.nl
ns1.site.eu
ns4.site.de
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.site.eu -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=none; aspf=r; adkim=r; pct=100;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:_spf.site.eu -all
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