Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
radiobremen.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 08:32:03 UTC · ↺ Refresh
MX Hostnames
- mail.radiobremen.de
MX Priorities
- mail.radiobremen.de: 100
A / AAAA Records
- 35.190.16.50 ↩ 50.16.190.35.bc.googleusercontent.com
Mail Server IPs
- 185.17.246.34 ↩ mail.radiobremen.de
SOA Record
Raw SOA
auth1.artfiles.de hostmaster.artfiles.de 2026031703 28800 9600 806400 900
Primary NS (mname)
auth1.artfiles.de
Admin Email (rname)
hostmaster@artfiles.de
Serial
2026031703
Refresh
28800s
Retry
9600s
Expire
806400s
Minimum TTL
900s
Nameservers (NS)
auth1.artfiles.de
auth2.artfiles.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.mailjet.com mx ip4:185.25.96.34 include:spf.sendinblue.com include:_pui.sr.de include:spf.crsend.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=10;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
⚠ Policy applies to 10% of failing messages only
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
10 records- google-site-verification=6gqrtcjbWdCq0eY7KgooLHKSg_37z3jARc0lYTfIfP8
- google-site-verification=58r9KZpDTdLZbBoddhYDtk-nuWsVQndDB8GHvxxGLog
- Sendinblue-code:f2a71ce29ff1b517ce7275f286edef0a
- google-gws-recovery-domain-verification=57648447
- SPFv=spf1 include:spf.mailjet.com mx ip4:185.25.96.34 include:spf.sendinblue.com include:_pui.sr.de include:spf.crsend.com -all
- arn:aws:acm:eu-central-1:063647649674:certificate/cf6788d0-5d8d-43b2-849e-bd8fb64979c4
- google-site-verification=FRufGo4XH0ghQDBfIzls1Oz-mEq-1BRpmA8UPhX0aeE
- MS=ms57787045
- MS=0C73912BEAA705E266AC2081B7C6CDC9DE321AA4
- apple-domain-verification=qCRCkkymTXqQbbaE
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 radiobremen.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits