hm.edu

Valid Email Server
Domain Lookup › hm.edu

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
hm.edu
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-22 05:57:42 UTC · ↺ Refresh

MX Hostnames

  • postrelay2.lrz.de
  • postrelay1.lrz.de

MX Priorities

  • postrelay2.lrz.de: 100
  • postrelay1.lrz.de: 100

A / AAAA Records

  • 129.187.244.122 ↩ homepage.hm.edu
  • 2001:4ca0:6800:3::2 ↩ iamlis.de

Mail Server IPs

  • 129.187.254.159 ↩ postrelay2a.lrz.de
  • 129.187.255.161 ↩ postrelay2b.lrz.de
  • 2001:4ca0::103:0:0:81bb:ffa1 ↩ postrelay2b.lrz.de
  • 2001:4ca0::103:0:25:1:2 ↩ postrelay2a.lrz.de
  • 129.187.255.160 ↩ postrelay1b.lrz.de
  • 129.187.254.158 ↩ postrelay1a.lrz.de
  • 2001:4ca0::103:0:25:1:1 ↩ postrelay1a.lrz.de
  • 2001:4ca0::103:0:0:81bb:ffa0 ↩ postrelay1b.lrz.de

SOA Record

Raw SOA dns1.lrz.de hostmaster.lrz.de 2026031825 10800 3600 1814400 86400
Primary NS (mname)
dns1.lrz.de
Admin Email (rname)
hostmaster@lrz.de
Serial
2026031825
Refresh
10800s
Retry
3600s
Expire
1814400s
Minimum TTL
86400s

Nameservers (NS)

dns2.lrz.bayern
dns3.lrz.eu
dns1.lrz.de

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:129.187.244.0/24 ip4:129.187.254.0/23 ip6:2001:4ca0:0:103::/64 mx:hm.edu include:spf.protection.outlook.com include:spf.mailrelay.opencrm.eu include:_spf.zimpel.de redirect=_spf.mail.lrz.de
📊 DNS lookups: 5/10

DMARC Record

✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

12 records
  • google-site-verification=JyS8CmgUA5E8de6w4wFpPhgYL3b2qJyfw3Q8Tw9I1gQ
  • protonmail-verification=9c09a24779028f311785dfe722ee6185d2e1dd79
  • mindmanager-verification=d3d4a0629c732ef125c96fe2234b768d878f490894823bfb051690d2ffc9e927
  • dell-technologies-domain-verification=hm.edu_8c4acabc-abe0-4951-8c7a-4f939cfc787b_1703939774
  • apple-domain-verification=CmogPA6QykjBxBFt
  • anny-verification=5726c02e-e9d6-4f73-946a-bfe0eb89cd2d
  • SPFv=spf1 ip4:129.187.244.0/24 ip4:129.187.254.0/23 ip6:2001:4ca0:0:103::/64 mx:hm.edu include:spf.protection.outlook.com include:spf.mailrelay.opencrm.eu include:_spf.zimpel.de redirect=_spf.mail.lrz.de
  • adobe-idp-site-verification=cf2d2f205ad1340e8d7771e9994718c4be93209367b66a73c34e959e8871b35a
  • ZOOM_verify_erdiw6j0RKW7mp_06r4vfw
  • HARICA-HtZe7tb3wCHv5lgv30s
  • MS=ms95725886
  • autodesk-domain-verification=a-Wk9s3lMH026f6lguT5
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