Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sellwerk.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 11:05:45 UTC · ↺ Refresh
MX Hostnames
- mx03.hornetsecurity.com
- mx01.hornetsecurity.com
- mx04.hornetsecurity.com
- mx02.hornetsecurity.com
MX Priorities
- mx04.hornetsecurity.com: 40
- mx01.hornetsecurity.com: 10
- mx02.hornetsecurity.com: 20
- mx03.hornetsecurity.com: 30
A / AAAA Records
- 3.168.122.67 ↩ server-3-168-122-67.jfk52.r.cloudfront.net
- 3.168.122.39 ↩ server-3-168-122-39.jfk52.r.cloudfront.net
- 3.168.122.97 ↩ server-3-168-122-97.jfk52.r.cloudfront.net
- 3.168.122.19 ↩ server-3-168-122-19.jfk52.r.cloudfront.net
Mail Server IPs
- 94.100.136.7 ↩ mx04.hornetsecurity.com
- 94.100.132.8 ↩ mx01.hornetsecurity.com
- 94.100.136.8 ↩ mx02.hornetsecurity.com
- 94.100.134.8 ↩ mx03.hornetsecurity.com
SOA Record
Raw SOA
ns-743.awsdns-28.net awsdns-hostmaster.amazon.com 2 7200 900 1209600 900
Primary NS (mname)
ns-743.awsdns-28.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
2
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
900s
Nameservers (NS)
ns-743.awsdns-28.net
ns-89.awsdns-11.com
ns-1401.awsdns-47.org
ns-1678.awsdns-17.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=sellwerk.de.spf.hornetdmarc.com
📊 DNS lookups: 1/10
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected],mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
11 records- google-site-verification=Dkg6Pj1Ug2rNXUsDZnX7bvWotIXf2mHkSquP0p7Q3L0
- knowbe4-site-verification=0eaa82dfb90c711ba6318e8fd038375f
- mistral-domain-verification=e3296e329254c471f208bcf0c04af18c465a53c2
- openai-domain-verification=dv-p14oZ8tGidwhutpDAaV0Zvh1
- DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCrLHiExVd55zd/IQ/J/mRwSRMAocV/hMB3jXwaHH36d9NaVynQFYV8NaWi69c1veUtRzGt7yAioXqLj7Z4TeEUoOLgrKsn8YnckGs9i3B3tVFB+Ch/4mPhXWiNfNdynHWBcPcbJ8kjEQ2U8y78dHZj1YeRXXVvWob2OaKynO8/lQIDAQAB;
- SPFv=spf1 redirect=sellwerk.de.spf.hornetdmarc.com
- Foxit-domain-verification=e3b3ef29b1ec896e7f962848aef9f3df
- ZOOM_verify_xmkC4DQQTe2TGJEuVYf-_Q
- apple-domain-verification=bfMdFhrqSOs1s9E7
- atlassian-domain-verification=hevVYnwW3mbI4DIpIwfHFu6qv3FSSqkqcRM6jZJ41FZe4ua6aRoj6ay7j4ge/337
- canva-site-verification=MWxOLRc22DDdvbqGI_Ti-g
Full email verification for sellwerk.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits