Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
clinton.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 14:56:07 UTC · ↺ Refresh
MX Hostnames
- mx06.acs-europe.de
- mx05.acs-europe.de
MX Priorities
- mx06.acs-europe.de: 10
- mx05.acs-europe.de: 10
A / AAAA Records
- 217.160.0.219 ↩ 217-160-0-219.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::26c ↩ 2001-08d8-100f-f000-0000-0000-0000-026c.elastic-ssl.ui-r.com
Mail Server IPs
- 93.159.110.187 ↩ mx06.acs-europe.de
- 195.242.167.61 ↩ mx05.acs-europe.de
SOA Record
Raw SOA
ns.ui-global-dns.de hostmaster.1und1.com 2017060241 28800 7200 604800 600
Primary NS (mname)
ns.ui-global-dns.de
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060241
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns.ui-global-dns.biz
ns.ui-global-dns.com
ns.ui-global-dns.org
ns.ui-global-dns.de
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:212.99.205.221 ip4:195.192.143.199 ip4:195.192.143.137 ip4:213.182.157.131 include:spf.acs-europe.de include:spf.brevo.com include:spf.crsend.com include:spf.mailjet.com include:_spf.kundenserver.de include:spf.protection.outlook.com include:spf-westeu.emailsignatures365.com -all
📊 DNS lookups: 9/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
9 records- apple-domain-verification=awL41tttBpdkBLnJ
- sophos-domain-verification=29f46aed10da6806ade6dd4b33a5fb2ce307d0f11a445f23d801dd729a18611c
- MS=ms82556351
- google-site-verification=dn_ptnbAzKxxdNHM1ovJ_I3xhmoPRD8VBqgyEcCRgIM
- brevo-code:472f2025412dcf1600b16c0e9aa3c071
- jetbrains-domain-verification=3k5cwg9lbu2on6aj6lp3x2r8z
- sophos-domain-verification=8ea4290d995dd7989378c5e881549c5679a2fd3f
- SPFv=spf1 a mx ip4:212.99.205.221 ip4:195.192.143.199 ip4:195.192.143.137 ip4:213.182.157.131 include:spf.acs-europe.de include:spf.brevo.com include:spf.crsend.com include:spf.mailjet.com include:_spf.kundenserver.de include:spf.protection.outlook.com include:spf-westeu.emailsignatures365.com -all
- MS=279FD7D2BF42DE280545613F99DB8A9295500955
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 clinton.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits