stadtwerke-flensburg.de

Valid Email Server
Domain Lookup › stadtwerke-flensburg.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
stadtwerke-flensburg.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-25 10:08:00 UTC · ↺ Refresh

MX Hostnames

  • relay.stadtwerke-flensburg.de

MX Priorities

  • relay.stadtwerke-flensburg.de: 10

A / AAAA Records

  • 31.209.184.11 ↩ www.stadtwerke-flensburg.de

Mail Server IPs

  • 31.209.184.74 ↩ relay.stadtwerke-flensburg.de

SOA Record

Raw SOA ns1.lemarit.de hostmaster.lemarit.com 1765891264 43200 10800 2419200 3600
Primary NS (mname)
ns1.lemarit.de
Admin Email (rname)
hostmaster@lemarit.com
Serial
1765891264
Refresh
43200s
Retry
10800s
Expire
2419200s
Minimum TTL
3600s

Nameservers (NS)

ns3.lemarit.de
ns1.lemarit.de
ns1.lemarit.net
ns2.lemarit.de
ns2.lemarit.net

SPF Record

✓ Strict (-all)
v=spf1 include:spf.mailjet.com ip4:31.209.184.0/24 ip4:213.133.97.135/32 ip4:185.39.85.56/32 include:spf.protection.outlook.com include:spf.de.exclaimer.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
s1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

6 records
  • SPFv=spf1 include:spf.mailjet.com ip4:31.209.184.0/24 ip4:213.133.97.135/32 ip4:185.39.85.56/32 include:spf.protection.outlook.com include:spf.de.exclaimer.net -all
  • 9y33n4dhvbx78rjf89zz48wyfy9608xj
  • atlassian-domain-verification=SaKBW/e//vwYnRl15UaXk70Yt2zDuPahIi01WsSUMlIc/UOBOYRQZzg7rCSHDNC9
  • bjpfmrccg8k3n6h3rbwjgbgp4bczllgg
  • _qtl58uutw0l52u84z7ubud3j3opcde5
  • amazonses:YakdQIUTQbOzHXS32g3XXMRkJ4224GXi6y8IknQhx04=
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