Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
telepark-passau.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 18:45:24 UTC · ↺ Refresh
MX Hostnames
- mailr.stadtwerke-passau.de
MX Priorities
- mailr.stadtwerke-passau.de: 10
A / AAAA Records
- 89.28.137.142 ↩ 89.28.137.142.sip.tpponline.de
Mail Server IPs
- 89.28.138.69 ↩ mailr.stadtwerke-passau.de
SOA Record
Raw SOA
dns1.telepark-passau.de support.telepark-passau.de 2026031900 7200 540 604800 86400
Primary NS (mname)
dns1.telepark-passau.de
Admin Email (rname)
support@telepark-passau.de
Serial
2026031900
Refresh
7200s
Retry
540s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
dns2.telepark-passau.de
dns1.telepark-passau.de
SPF Record
✓ Strict (-all)
v=spf1 a:mailr.stadtwerke-passau.de a:mailr.telepark-passau.de include:spf.crsend.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; aspf=r; adkim=r;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
default._domainkey
s2._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
1 record- SPFv=spf1 a:mailr.stadtwerke-passau.de a:mailr.telepark-passau.de include:spf.crsend.com -all
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