Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dhm.mhn.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 21:44:04 UTC · ↺ Refresh
MX Hostnames
- mailrelay1.lrz.de
- mailrelay2.lrz.de
MX Priorities
- mailrelay2.lrz.de: 10
- mailrelay1.lrz.de: 10
A / AAAA Records
- 78.46.152.10 ↩ dedi4008.your-server.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
dns1.lrz.de hostmaster.lrz.de 2026011515 10800 3600 1814400 86400
Primary NS (mname)
dns1.lrz.de
Admin Email (rname)
hostmaster@lrz.de
Serial
2026011515
Refresh
10800s
Retry
3600s
Expire
1814400s
Minimum TTL
86400s
Nameservers (NS)
dns3.lrz.de
dns1.lrz.de
dns2.lrz.de
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:129.187.74.1 ip4:129.187.74.193 redirect=_spf.mail.lrz.de
📊 DNS lookups: 1/10
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 ip4:129.187.74.1 ip4:129.187.74.193 redirect=_spf.mail.lrz.de
- cisco-ci-domain-verification=6915b57fda509a45c4367e332e9b9f8917b2b2e2196e7dbb54147ddd5a6af6af
- MS=ms32237704
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