unister.de

Valid Email Server
Domain Lookup › unister.de

Domain Overview

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

Checked via [email protected] · 2026-04-04 01:09:11 UTC · ↺ Refresh

MX Hostnames

  • mail-gw-inso.unister-gmbh.de

MX Priorities

  • mail-gw-inso.unister-gmbh.de: 10

A / AAAA Records

  • 62.116.130.8 ↩ redirect.domain-robot.org

Mail Server IPs

  • 87.118.112.133 ↩ ns.km37925-02.keymachine.de

SOA Record

Raw SOA a.ns14.net domains.unister-gmbh.de 2026012001 39940 14400 604800 96400
Primary NS (mname)
a.ns14.net
Admin Email (rname)
domains@unister-gmbh.de
Serial
2026012001
Refresh
39940s
Retry
14400s
Expire
604800s
Minimum TTL
96400s

Nameservers (NS)

a.ns14.net
d.ns14.net
c.ns14.net
b.ns14.net

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

1 record
  • _INVALIDv=spf1 include:_netblocks.unister.de include:ip4:87.118.113.116 ip4:87.118.112.133 ip4:87.118.112.116 ~all
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