Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
suedoel.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 03:43:44 UTC · ↺ Refresh
MX Hostnames
- mx14c.antispameurope.com
- mx14a.antispameurope.com
- mx14d.antispameurope.com
- mx14b.antispameurope.com
MX Priorities
- mx14a.antispameurope.com: 10
- mx14b.antispameurope.com: 20
- mx14c.antispameurope.com: 30
- mx14d.antispameurope.com: 40
A / AAAA Records
- 77.95.220.121 ↩ px-10091.provitex-network.de
Mail Server IPs
- 83.246.65.100 ↩ nlb01-hz2.hornetsecurity.com.65.246.83.in-addr.arpa
- 94.100.132.100 ↩ hsmx01.antispameurope.com
- 83.246.65.85 ↩ hsmx01-hz2.antispameurope.com
- 94.100.134.100 ↩ nlb01-hz3.hornetsecurity.com
SOA Record
Raw SOA
dns.sp-online.de hostmaster.sp-online.de 2025102301 28800 3600 604800 86400
Primary NS (mname)
dns.sp-online.de
Admin Email (rname)
hostmaster@sp-online.de
Serial
2025102301
Refresh
28800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
dns2.sp-online.de
dns.sp-online.de
SPF Record
✓ Strict (-all)
v=spf1 mx a:mx.zeller-gmelin.de a:mx2.zeller-gmelin.de include:spf.emailsignatures365.com include:spf.hornetsecurity.com include:spf.protection.outlook.com include:hsrelay01.antispameurope.com -all
📊 DNS lookups: 8/10
✓ 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
4 records- citrix.mobile.ads.otp=13qcfwcar07l9gbb4d8u4n2
- SPFv=spf1 mx a:mx.zeller-gmelin.de a:mx2.zeller-gmelin.de include:spf.emailsignatures365.com include:spf.hornetsecurity.com include:spf.protection.outlook.com include:hsrelay01.antispameurope.com -all
- MS=ms98799862
- apple-domain-verification=B0APlWZQkAsUPLMp
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