frm2.tum.de

Valid Email Server
Domain Lookup › frm2.tum.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
frm2.tum.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-25 01:34:40 UTC · ↺ Refresh

MX Hostnames

  • mailhost.frm2.tum.de
  • mailrelay1.lrz.de
  • mailrelay2.lrz.de

MX Priorities

  • mailhost.frm2.tum.de: 10
  • mailrelay1.lrz.de: 20
  • mailrelay2.lrz.de: 20

A / AAAA Records

  • 129.187.179.167 ↩ hekate.frm2.tum.de
  • 2001:4ca0:2403::81bb:b3a7 ↩ hekate.frm2.tum.de

Mail Server IPs

  • 129.187.179.12 ↩ mailhost.frm2.tum.de
  • 2001:4ca0:2403::81bb:b30c ↩ mailhost.frm2.tum.de
  • 129.187.255.133 ↩ mailrelay1.lrz.de
  • 2001:4ca0::103:0:0:81bb:ff85 ↩ mailrelay1.lrz.de
  • 129.187.255.134 ↩ mailrelay2.lrz.de
  • 2001:4ca0::103:0:0:81bb:ff86 ↩ mailrelay2.lrz.de

SOA Record

Raw SOA dns01.frm2.tum.de hostmaster.frm2.tum.de 2026012101 21600 1800 1209600 3600
Primary NS (mname)
dns01.frm2.tum.de
Admin Email (rname)
hostmaster@frm2.tum.de
Serial
2026012101
Refresh
21600s
Retry
1800s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

dns1.lrz.de
dns2.lrz.bayern
dns3.lrz.eu
dns01.frm2.tum.de

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:129.187.179.12 ip6:2001:4ca0:2403::81bb:b30c ~all
📊 DNS lookups: 0/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No 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

2 records
  • SPFv=spf1 ip4:129.187.179.12 ip6:2001:4ca0:2403::81bb:b30c ~all
  • MS=ms69186186
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