Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
frp-prolining.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 06:07:17 UTC · ↺ Refresh
MX Hostnames
- mx.aarsleff-gmbh.de
MX Priorities
- mx.aarsleff-gmbh.de: 20
A / AAAA Records
- 78.46.1.234 ↩ dedi1134.your-server.de
Mail Server IPs
- 185.191.123.25 ↩ mx.aarsleff-gmbh.de
SOA Record
Raw SOA
ns1.telekom-domains.de dns.telekom.de 2025081703 10800 3600 2419200 43200
Primary NS (mname)
ns1.telekom-domains.de
Admin Email (rname)
dns@telekom.de
Serial
2025081703
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
43200s
Nameservers (NS)
ns2.telekom-domains.de
ns1.telekom-domains.de
SPF Record
✓ Strict (-all)
v=spf1 a:webmail.aarsleff-gmbh.de mx a a:mx.aarsleff-gmbh.de a:mx2.aarsleff-gmbh.de ip4:185.46.180.32/32 include:spf.protection.outlook.com include:spf.eu.exclaimer.net include:spf-nl1.aarsleff365.de -all
📊 DNS lookups: 9/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 a:webmail.aarsleff-gmbh.de mx a a:mx.aarsleff-gmbh.de a:mx2.aarsleff-gmbh.de ip4:185.46.180.32/32 include:spf.protection.outlook.com include:spf.eu.exclaimer.net include:spf-nl1.aarsleff365.de -all
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