optik-diederichs.de

Valid Email Server
Domain Lookup › optik-diederichs.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
optik-diederichs.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-24 22:45:49 UTC · ↺ Refresh

MX Hostnames

  • mail.optik-diederichs.de
  • mxe9b6.netcup.net

MX Priorities

  • mail.optik-diederichs.de: 10
  • mxe9b6.netcup.net: 50

A / AAAA Records

  • 202.61.233.180 ↩ ae9b4.netcup.net

Mail Server IPs

  • 202.61.233.182 ↩ mxe9b6.netcup.net
  • 2a03:4000::23e:a817:a0ff:fe02:442c ↩ mxe9b6.netcup.net

SOA Record

Raw SOA annalise.ns.cloudflare.com dns.cloudflare.com 2396429416 10000 2400 604800 1800
Primary NS (mname)
annalise.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396429416
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

annalise.ns.cloudflare.com
olof.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 mx a include:_spf.webhosting.systems ~all
📊 DNS lookups: 3/10
~ 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
  • google-site-verification=ESgam_4lW4PWEQgF7bBaPcBPbnQ6TKfhibS4q1A4bno
  • SPFv=spf1 mx a include:_spf.webhosting.systems ~all
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