Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zubit.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 23:35:22 UTC · ↺ Refresh
MX Hostnames
- mx19b.antispameurope.com
- mx19a.antispameurope.com
MX Priorities
- mx19b.antispameurope.com: 20
- mx19a.antispameurope.com: 10
A / AAAA Records
- 31.220.124.56 ↩ r28155.agenturserver.it
Mail Server IPs
- 83.246.65.85 ↩ hsmx01-hz2.antispameurope.com
- 94.100.132.100 ↩ hsmx01.antispameurope.com
SOA Record
Raw SOA
ns55.kundenserver.de hostmaster.kundenserver.de 2017030998 28800 7200 604800 300
Primary NS (mname)
ns55.kundenserver.de
Admin Email (rname)
hostmaster@kundenserver.de
Serial
2017030998
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns56.kundenserver.de
ns55.kundenserver.de
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=zubit.de.spf.hornetdmarc.com
📊 DNS lookups: 1/10
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; fo=1; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- SPFv=spf1 redirect=zubit.de.spf.hornetdmarc.com
- google-site-verification=UQ9O_gH7lykgrZfZ_hvlOnI4LBAE9AiRovONXcgTaZY
- sendinblue-site-verification=6556567
- brevo-code:4b76cdf101aadc7abc369ebaf2beba61
- VgkcrPRzY5pUQ7EzltLzEgglxq67E6ZtE+q2PYEiRpVndDRCpQFV8beYQwKiynCtgaCmAduli5tSwKKxg+Xvvg==
- 2018060613431756r7f5l747l06vpae3k08time6ucae2aq6c3ub3qjtu6srqdfl
- MS=ms21291370
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