htwm.de

Valid Email Server
Domain Lookup › htwm.de

Domain Overview

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

Checked via [email protected] · 2026-03-31 22:11:44 UTC · ↺ Refresh

MX Hostnames

  • a1021.mx.srv.dfn.de
  • b1021.mx.srv.dfn.de
  • c1021.mx.srv.dfn.de

MX Priorities

  • b1021.mx.srv.dfn.de: 10
  • c1021.mx.srv.dfn.de: 10
  • a1021.mx.srv.dfn.de: 10

A / AAAA Records

  • 141.55.192.190 ↩ www.htwm.de

Mail Server IPs

  • 194.95.234.35 ↩ b1021.mx.srv.dfn.de
  • 194.95.238.35 ↩ c1021.mx.srv.dfn.de
  • 194.95.232.35 ↩ a1021.mx.srv.dfn.de

SOA Record

Raw SOA dns.htwm.de minic.htwm.de 2022061301 21600 3600 3600000 86400
Primary NS (mname)
dns.htwm.de
Admin Email (rname)
minic@htwm.de
Serial
2022061301
Refresh
21600s
Retry
3600s
Expire
3600000s
Minimum TTL
86400s

Nameservers (NS)

eris.hrz.tu-chemnitz.de
deneb.dfn.de
dns2.hs-mittweida.de
dns.hs-mittweida.de

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

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

No TXT records found.

Full email verification for htwm.de

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits