Domain Overview
DNS: ✓ 4d ago
Checker: ✓ 4d ago
ibe.med.uni-muenchen.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-18 04:26:05 UTC · ↺ Refresh
MX Hostnames
- mailrelay2.lrz.de
- mailrelay1.lrz.de
MX Priorities
- mailrelay2.lrz.de: 10
- mailrelay1.lrz.de: 10
A / AAAA Records
- 138.245.80.4 ↩ ibe.med.uni-muenchen.de
Mail Server IPs
- 129.187.255.134 ↩ mailrelay2.lrz.de
- 2001:4ca0::103:0:0:81bb:ff86 ↩ mailrelay2.lrz.de
- 129.187.255.133 ↩ mailrelay1.lrz.de
- 2001:4ca0::103:0:0:81bb:ff85 ↩ mailrelay1.lrz.de
SOA Record
Raw SOA
sun4.ibe.med.uni-muenchen.de root.ibe.med.uni-muenchen.de 2026042301 300 86400 2419200 604800
Primary NS (mname)
sun4.ibe.med.uni-muenchen.de
Admin Email (rname)
root@ibe.med.uni-muenchen.de
Serial
2026042301
Refresh
300s
Retry
86400s
Expire
2419200s
Minimum TTL
604800s
Nameservers (NS)
ns0.med.uni-muenchen.de
sun4.ibe.med.uni-muenchen.de
SPF Record
✓ Strict (-all)
v=spf1 a:vmail.ibe.med.uni-muenchen.de ip4:138.246.224.13 ip6:2001:4ca0:800::8af6:e00d -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
mail._domainkey
✓ Public key: 392 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
1 record- SPFv=spf1 a:vmail.ibe.med.uni-muenchen.de ip4:138.246.224.13 ip6:2001:4ca0:800::8af6:e00d -all
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