Domain Overview
DNS: ✓ just now
Checker: ✓ just now
klinikumfrankfurt.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-06-01 20:57:12 UTC · ↺ Refresh
MX Hostnames
- mail2.klinikumfrankfurt.de
- mail1.klinikumfrankfurt.de
- lap-pmmg-01.klinikumfrankfurt.de
MX Priorities
- mail2.klinikumfrankfurt.de: 20
- mail1.klinikumfrankfurt.de: 20
- lap-pmmg-01.klinikumfrankfurt.de: 10
A / AAAA Records
- 167.172.106.197 ↩ www.varisano.de
Mail Server IPs
- 195.185.167.120 ↩ mail2.klinikumfrankfurt.de
- 195.185.167.121 ↩ mail1.klinikumfrankfurt.de
SOA Record
Raw SOA
ns.udag.de hostmaster.united-domains.de 2024092023 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2024092023
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns.udag.de
ns.udag.org
ns.udag.net
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx a:klinikumfrankfurt.de mx:klinikumfrankfurt.de mx:Varisano.de ip4:91.250.101.96 ip4:195.185.167.121 ip4:195.185.167.120 ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate 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
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- apple-domain-verification=tFzW7rUz2y4xs8YD
- SPFv=spf1 a mx a:klinikumfrankfurt.de mx:klinikumfrankfurt.de mx:Varisano.de ip4:91.250.101.96 ip4:195.185.167.121 ip4:195.185.167.120 ~all
- MS=8FDC1139A9D98120E3B2BC528ABD0FD554534BA9
- atlassian-domain-verification=2d0gtohtA9zMQhwcckevw5hJHezv/T77ZIneO4KTycRrAhpBMbtABPKANmhBJFVV
- Igg6rpgrILiHQe/zbRXgFmdyETznl/z7O7/Wbq1puEfNSMnsJfNBzfgOpY5XFuZ/M94/g0MaOj6ggmIGSodgjg==
- google-site-verification=WCGJhXwQAA22H_f4ey9QqHSl8QvSqgCB2Ad0kJV5LlY
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 · Customize →
See demo & docs
Deep verification
Full email verification for klinikumfrankfurt.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits