Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
speedbone.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 12:49:45 UTC · ↺ Refresh
MX Hostnames
- mail.speedbone.de
MX Priorities
- mail.speedbone.de: 10
A / AAAA Records
- 217.13.199.65 ↩ prosite.de
Mail Server IPs
- 217.13.199.66 ↩ mail.speedbone.de
SOA Record
Raw SOA
ns1.speedbone.de hostmaster.speedbone.de 2021072219 28800 7200 604800 3600
Primary NS (mname)
ns1.speedbone.de
Admin Email (rname)
hostmaster@speedbone.de
Serial
2021072219
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns1.speedbone.de
ns2.speedbone.de
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:217.13.199.66 ip4:217.13.200.36 ip4:217.13.200.138 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx ip4:217.13.199.66 ip4:217.13.200.36 ip4:217.13.200.138 -all
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