Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
dittmer.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 15:32:42 UTC · ↺ Refresh
MX Hostnames
- qrc-mail-01.qrc.de
MX Priorities
- qrc-mail-01.qrc.de: 10
A / AAAA Records
- 176.52.242.180 ↩ r10605.agenturserver.it
Mail Server IPs
- 46.20.39.139 ↩ qrc-mail-01.qrc.de
SOA Record
Raw SOA
ns1.dodns.net hostmaster.dodns.net 2023111307 86400 7200 3600000 172800
Primary NS (mname)
ns1.dodns.net
Admin Email (rname)
hostmaster@dodns.net
Serial
2023111307
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
172800s
Nameservers (NS)
ns1a.dodns.net
ns2a.dodns.net
SPF Record
✓ Strict (-all)
v=spf1 a mx -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict 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
✗ 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- SPFv=spf1 a mx -all
- brevo-code:3e9ea1601f6178d7b92b6c097984a2b6
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for dittmer.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits