gk.de

Valid Email Server
Domain Lookup › gk.de

Domain Overview

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

Checked via [email protected] · 2026-03-18 03:29:02 UTC · ↺ Refresh

MX Hostnames

  • mx0.gk.de

MX Priorities

  • mx0.gk.de: 10

A / AAAA Records

  • 78.46.117.90 ↩ www396.your-server.de
  • 2a01:4f8:d0a:52bb::2 ↩ www396.your-server.de

Mail Server IPs

  • 217.5.174.213 ↩ mx0.gk.de

SOA Record

Raw SOA ns-a.ktk.de hostmaster.noc.ktk.de 2019052248 3600 900 604800 3600
Primary NS (mname)
ns-a.ktk.de
Admin Email (rname)
hostmaster@noc.ktk.de
Serial
2019052248
Refresh
3600s
Retry
900s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns-b.ktk.io
ns-a.ktk.de
ns-c.ktk.de

SPF Record

✓ Strict (-all)
v=spf1 mx ip4:82.115.100.0/29 ip4:82.115.98.176/28 ip4:153.92.204.60 ip4:85.13.137.2 ip4:148.251.20.165 ip4:82.115.100.10 include:mail.ktk.de include:agenturserver.de include:spf.protection.outlook.com ip4:78.46.117.90 ip6:2a01:4f8:d0a:52bb::2 a:mail.your-server.de -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

5 records
  • de544e1c921c52594a5fe4a5e832230f4413f9bb744543b1e2313e44d278bd45
  • apple-domain-verification=7Ne8b2wIRLVdCFYG
  • citrix.mobile.ads.otp=8owjodlk33vmpze5arztcu61
  • SPFv=spf1 mx ip4:82.115.100.0/29 ip4:82.115.98.176/28 ip4:153.92.204.60 ip4:85.13.137.2 ip4:148.251.20.165 ip4:82.115.100.10 include:mail.ktk.de include:agenturserver.de include:spf.protection.outlook.com ip4:78.46.117.90 ip6:2a01:4f8:d0a:52bb::2 a:mail.your-server.de -all
  • MS=ms98114077
Full email verification for gk.de

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