Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
klibo.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 21:06:23 UTC · ↺ Refresh
MX Hostnames
- mail.izy-hosting.de
- asgw.izy-web.de
MX Priorities
- asgw.izy-web.de: 0
- mail.izy-hosting.de: 10
A / AAAA Records
- 185.243.132.182 ↩ shared-clump0056-web.agenturserver.it
Mail Server IPs
- 150.5.21.79 ↩ asmg1.izy-web.de
- 150.5.21.82 ↩ zitsrvex.izy-hosting.de
SOA Record
Raw SOA
ns01.agenturserver.de support.mittwald.de 1774865480 28800 7200 604800 3600
Primary NS (mname)
ns01.agenturserver.de
Admin Email (rname)
support@mittwald.de
Serial
1774865480
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns01.agenturserver.de
ns01.agenturserver.co
ns01.agenturserver.it
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:185.243.132.182 include:agenturserver.de a:s1.izy-web.de a:mail.izy-hosting.de ip4:150.5.21.79 ip4:150.5.21.82 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; adkim=s; aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
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 mx ip4:185.243.132.182 include:agenturserver.de a:s1.izy-web.de a:mail.izy-hosting.de ip4:150.5.21.79 ip4:150.5.21.82 -all
Full email verification for klibo.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits