Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
helmke.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 11:20:29 UTC · ↺ Refresh
MX Hostnames
- mx-02-eu-central-1.prod.hydra.sophos.com
- mx-01-eu-central-1.prod.hydra.sophos.com
MX Priorities
- mx-02-eu-central-1.prod.hydra.sophos.com: 20
- mx-01-eu-central-1.prod.hydra.sophos.com: 10
A / AAAA Records
- 78.46.152.46 ↩ www417.your-server.de
Mail Server IPs
- 52.57.79.230 ↩ ec2-52-57-79-230.eu-central-1.compute.amazonaws.com
- 18.159.237.67 ↩ ec2-18-159-237-67.eu-central-1.compute.amazonaws.com
SOA Record
Raw SOA
ns.udag.de hostmaster.united-domains.de 2024092017 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2024092017
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns.udag.de
ns.udag.net
ns.udag.org
SPF Record
✓ Strict (-all)
v=spf1 mx a:mail1.helmke.de a:mail.helmke.fr ip4:217.6.222.5 ip4:81.252.76.11 ip4:217.169.0.83 ip4:78.46.152.46 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo 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- MS=30EA9E96024DA7140EBFBF514D521E09A749E451
- google-site-verification=izhMb-opFMwftzGRYLlXKoMOoYZ6VGzoIhg0jeCJXrI
- SPFv=spf1 mx a:mail1.helmke.de a:mail.helmke.fr ip4:217.6.222.5 ip4:81.252.76.11 ip4:217.169.0.83 ip4:78.46.152.46 -all
- sophos-domain-verification=24d3c9954922d504c82f282d755d2ebd25382b5a
- brevo-code:f93863ba37570f54427da9a712715503
Full email verification for helmke.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits