Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
onestep-webdesign.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 04:50:51 UTC · ↺ Refresh
MX Hostnames
- mail.onestep-webdesign.de
MX Priorities
- mail.onestep-webdesign.de: 10
A / AAAA Records
- 178.254.15.201 ↩ sh-74.1blu.de
Mail Server IPs
- 178.254.4.101 ↩ ms-10.1blu.de
SOA Record
Raw SOA
ns01.1blu.de hostmaster.1blu.de 2025011601 43200 5400 604800 14400
Primary NS (mname)
ns01.1blu.de
Admin Email (rname)
hostmaster@1blu.de
Serial
2025011601
Refresh
43200s
Retry
5400s
Expire
604800s
Minimum TTL
14400s
Nameservers (NS)
ns02.1blu.de
ns01.1blu.de
SPF Record
✓ Strict (-all)
v=spf1 include:one.zoho.eu a mx ip4:178.254.4.101 ip4:178.254.0.201 ip4:178.254.0.202 ip4:178.254.0.203 ip4:178.254.0.204 ip4:178.254.0.205 ip4:178.254.0.206 ip4:178.254.0.207 ip4:178.254.0.208 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=reject;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=r;adkim=r;fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:one.zoho.eu a mx ip4:178.254.4.101 ip4:178.254.0.201 ip4:178.254.0.202 ip4:178.254.0.203 ip4:178.254.0.204 ip4:178.254.0.205 ip4:178.254.0.206 ip4:178.254.0.207 ip4:178.254.0.208 -all
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