Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
ifi.lmu.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-09-04 19:20:42 UTC · ↺ Refresh
MX Hostnames
- mailin2.ifi.lmu.de
- mailin1.ifi.lmu.de
MX Priorities
- mailin1.ifi.lmu.de: 10
- mailin2.ifi.lmu.de: 50
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 129.187.214.136 ↩ mailin1.ifi.lmu.de
- 2001:4ca0:4000:0:129:187:214:136 ↩ mailin1.ifi.lmu.de
- 141.84.214.70 ↩ mailin2.ifi.lmu.de
- 2001:4ca0:4000:0:141:84:214:70 ↩ mailin2.ifi.lmu.de
SOA Record
Raw SOA
adns1.ifi.lmu.de hostmaster.ifi.lmu.de 2026072002 21600 3600 604800 86400
Primary NS (mname)
adns1.ifi.lmu.de
Admin Email (rname)
hostmaster@ifi.lmu.de
Serial
2026072002
Refresh
21600s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
dns3.lrz.eu
adns1.ifi.lmu.de
adns2.ifi.lmu.de
dns1.lrz.de
dns2.lrz.bayern
SPF Record
✓ Strict (-all)
v=spf1 include:_outsmtpmax2.rz.ifi.lmu.de -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 736 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 include:_outsmtpmax2.rz.ifi.lmu.de -all
- google-site-verification=xQm_5yOQSsrSBvZmLiCucMr7-talHublpPUVAiirANo
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 ifi.lmu.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits