Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
th-ab.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 14:15:00 UTC · ↺ Refresh
MX Hostnames
- b1811.mx.srv.dfn.de
- c1811.mx.srv.dfn.de
- a1811.mx.srv.dfn.de
MX Priorities
- a1811.mx.srv.dfn.de: 10
- b1811.mx.srv.dfn.de: 10
- c1811.mx.srv.dfn.de: 20
A / AAAA Records
- 193.174.127.4 ↩ th-ab.de
Mail Server IPs
- 194.95.232.124 ↩ a1811.mx.srv.dfn.de
- 194.95.234.124 ↩ b1811.mx.srv.dfn.de
- 194.95.238.124 ↩ c1811.mx.srv.dfn.de
SOA Record
Raw SOA
itldns03.th-ab.de hostmaster.th-ab.de 1773747077 86400 3600 604800 86400
Primary NS (mname)
itldns03.th-ab.de
Admin Email (rname)
hostmaster@th-ab.de
Serial
1773747077
Refresh
86400s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
itldns04.th-ab.de
itldns03.th-ab.de
dns-2.dfn.de
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a:itlms03.th-ab.de a:itlms04.th-ab.de a:itlms07.th-ab.de a:bvbvxmail.bib-bvb.de include:_spf.kdv-fh-bayern.de include:spf.brevo.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; aspf=s
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 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
3 records- google-site-verification=EOMdsQuOmKTj67ALFF4UIeBEPvcuvEWYQ_-Mo6Dy7cc
- brevo-code:f27c6eb37008d624423488376df2814c
- SPFv=spf1 mx a:itlms03.th-ab.de a:itlms04.th-ab.de a:itlms07.th-ab.de a:bvbvxmail.bib-bvb.de include:_spf.kdv-fh-bayern.de include:spf.brevo.com ~all
Full email verification for th-ab.de
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