Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kreiswerke-main-kinzig.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 09:44:48 UTC · ↺ Refresh
MX Hostnames
- mx02.kwmk.de
- mx01.kwmk.de
MX Priorities
- mx01.kwmk.de: 10
- mx02.kwmk.de: 20
A / AAAA Records
- 188.245.75.156 ↩ www.kwmk.de
- 2a01:4f8:c2c:1e37::1 ↩ www.kwmk.de
Mail Server IPs
- 82.135.113.113 ↩ mail.kwmk.de
- 151.189.187.242 ↩ mail.kwmk.de
SOA Record
Raw SOA
ns1.your-server.de postmaster.your-server.de 2026032700 86400 10800 3600000 7200
Primary NS (mname)
ns1.your-server.de
Admin Email (rname)
postmaster@your-server.de
Serial
2026032700
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
7200s
Nameservers (NS)
ns.second-ns.com
ns1.your-server.de
ns3.second-ns.de
SPF Record
✓ Strict (-all)
v=spf1 +a +ip4:138.201.158.126 include:_spf.kwmk.de -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; adkim=r; aspf=r; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
8 records- fortinet-fortiphish-site-verification=bUSdY8Yz5XV8kE58GXfusJ
- google-site-verification=yJXZEJG6tSKK8gJ9azjiNSiI3zZ72PualYcXw9n9A0c
- hibp-verify=dweb_wd743tb3gknu7ppnr6kq8c23
- teamviewer-sso-verification=31d3aebbdaec4ec1bd8ab6272c7dfb28
- SPFv=spf1 +a +ip4:138.201.158.126 include:_spf.kwmk.de -all
- 0sauQ8p8rikdR1zMmelxKj3NWTV/3WrOsQsA4I9awPb3yraxL1IOieM37UGeF0w+33lHdPPXpU96Ygf3vvNAmA==
- MS=ms57215712
- apple-domain-verification=hOEXs2UjZiCnDqHO
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for kreiswerke-main-kinzig.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits