Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
diabetesde.org
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 15:51:26 UTC · ↺ Refresh
MX Hostnames
- diabetes.in.tmes.trendmicro.eu
MX Priorities
No priority data.
A / AAAA Records
- 149.233.9.87
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns2.werk21system.de
ns3.werk21system.de
ns1.werk21system.de
SPF Record
✓ Strict (-all)
v=spf1 mx a:mail.diabetesde.org include:spf.sendinblue.com include:spf1.werk21system.de include:spf.brevo.com include:spf.tmes.trendmicro.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
4 records- MS=ms28932435
- Sendinblue-code:1bfe8d53f6e04e48ff439326522fb711
- google-site-verification=hYbKfYuv6cc3SYOMM4t9lkqZHtH6jCd7VFeJOcelndw
- SPFv=spf1 mx a:mail.diabetesde.org include:spf.sendinblue.com include:spf1.werk21system.de include:spf.brevo.com include:spf.tmes.trendmicro.com -all
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 diabetesde.org
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits