Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fluewo.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 05:08:20 UTC · ↺ Refresh
MX Hostnames
- mx03.hornetsecurity.com
- mx02.hornetsecurity.com
- mx04.hornetsecurity.com
- mx01.hornetsecurity.com
MX Priorities
- mx04.hornetsecurity.com: 40
- mx01.hornetsecurity.com: 10
- mx02.hornetsecurity.com: 20
- mx03.hornetsecurity.com: 30
A / AAAA Records
- 93.191.48.184 ↩ fluewo.christo.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
ns10.bytes24.de postmaster.fluewo.de 2026022007 10800 3600 604800 3600
Primary NS (mname)
ns10.bytes24.de
Admin Email (rname)
postmaster@fluewo.de
Serial
2026022007
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns11.bytes24.de
ns10.bytes24.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.christo.net ip4:91.26.80.90 ip4:217.89.189.210 include:spf.hornetsecurity.com a:custmail.immosolve.eu include:spf.protection.outlook.com include:_spf.aareon.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- apple-domain-verification=yZfgLRHZMWPX9XMB
- nitro-verification-code=LTIzODU0NjAxNTk2MjY2MjQ0ODA=
- MU5NnK/g8cFljfO3ZMztmJcRDPrXPF2B7+zk/l1K3ATJSLErOZfXAVBebV2FSHdsdru3fwWZJs2yupeFurqkDA==
- SPFv=spf1 include:spf.christo.net ip4:91.26.80.90 ip4:217.89.189.210 include:spf.hornetsecurity.com a:custmail.immosolve.eu include:spf.protection.outlook.com include:_spf.aareon.com -all
- MS=ms18460591
- MS=ms99726640
Full email verification for fluewo.de
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