Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
danrevision.tax
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 10:52:21 UTC · ↺ Refresh
MX Hostnames
- mail.rz-nnc.de
MX Priorities
- mail.rz-nnc.de: 10
A / AAAA Records
- 188.94.254.74 (no PTR)
Mail Server IPs
- 213.146.88.119 ↩ mail.rz-nnc.de
SOA Record
Raw SOA
ns01.agenturserver.de support.mittwald.de 1720491606 28800 7200 604800 3600
Primary NS (mname)
ns01.agenturserver.de
Admin Email (rname)
support@mittwald.de
Serial
1720491606
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns01.agenturserver.co
ns01.agenturserver.de
ns01.agenturserver.it
SPF Record
✓ Strict (-all)
v=spf1 a a:mail.fp-sign.com mx ip4:83.246.89.68/32 include:rz-nnc.de include:agenturserver.de -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ 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
2 records- facebook-domain-verification=pc3ylmuykatiyj6qy2gw0rtjlnhydf
- SPFv=spf1 a a:mail.fp-sign.com mx ip4:83.246.89.68/32 include:rz-nnc.de include:agenturserver.de -all
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