Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
buswelt.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 11:33:53 UTC · ↺ Refresh
MX Hostnames
- mail.buswelt.de
MX Priorities
- mail.buswelt.de: 10
A / AAAA Records
- 46.4.216.86 ↩ webserver.buswelt.de
Mail Server IPs
- 148.251.87.61 ↩ mail.buswelt.de
SOA Record
Raw SOA
ns1.first-ns.de dns.hetzner.com 2026021300 14400 1800 604800 86400
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
dns@hetzner.com
Serial
2026021300
Refresh
14400s
Retry
1800s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
robotns2.second-ns.de
robotns3.second-ns.com
ns1.first-ns.de
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:148.251.87.61 ip4:136.243.18.212 ip4:46.4.216.86 a:web.buswelt.de a:webserver.buswelt.de a:mail.buswelt.de -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;rua=mailto:[email protected];ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 392 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
1 record- SPFv=spf1 mx ip4:148.251.87.61 ip4:136.243.18.212 ip4:46.4.216.86 a:web.buswelt.de a:webserver.buswelt.de a:mail.buswelt.de -all
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