Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tpponline.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-27 17:36:43 UTC · ↺ Refresh
MX Hostnames
- mail.tpponline.de
MX Priorities
- mail.tpponline.de: 10
A / AAAA Records
- 89.28.137.142 ↩ 89.28.137.142.sip.tpponline.de
Mail Server IPs
- 89.28.136.58 ↩ mail.tpponline.de
SOA Record
Raw SOA
dns1.telepark-passau.de support.telepark-passau.de 2025122303 7200 540 604800 86400
Primary NS (mname)
dns1.telepark-passau.de
Admin Email (rname)
support@telepark-passau.de
Serial
2025122303
Refresh
7200s
Retry
540s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
dns2.telepark-passau.de
dns1.telepark-passau.de
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx a:mailr.telepark-passau.de ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=0; adkim=r; aspf=r; pct=100; rf=afrf; ri=86400; sp=reject
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- google-site-verification=Qc5rMJFXqEZCfoOMR2exi1XR2Xcm9NQCJ0EX9B-Bxh4
- SPFv=spf1 a mx a:mailr.telepark-passau.de ~all
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