Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bibliolenk.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 09:30:38 UTC · ↺ Refresh
MX Hostnames
- smtpin.rzone.de
MX Priorities
- smtpin.rzone.de: 5
A / AAAA Records
- 81.169.145.66 ↩ w02.rzone.de
- 2a01:238:20a:202:1066:: ↩ w02.rzone.de
Mail Server IPs
- 81.169.145.97 ↩ smtpin.rzone.de
- 2a01:238:20a:202:50f0::1097 ↩ smtpin.rzone.de
SOA Record
Raw SOA
shades02.rzone.de hostmaster.strato-rz.de 2020070914 86400 7200 604800 300
Primary NS (mname)
shades02.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020070914
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
shades02.rzone.de
docks06.rzone.de
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.leadconnectorhq.com include:mailgun.org include:spf.mailjet.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: k1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- facebook-domain-verification=ulzyooaj65l2ya9a7x3havz7z8qzs0
- SPFv=spf1 include:spf.leadconnectorhq.com include:mailgun.org include:spf.mailjet.com ~all
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