Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
securitybase.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 12:43:14 UTC · ↺ Refresh
MX Hostnames
- securitybase.com
MX Priorities
- securitybase.com: 0
A / AAAA Records
- 67.221.142.67 ↩ Securitybase.com
Mail Server IPs
- 67.221.142.67 ↩ Securitybase.com
SOA Record
Raw SOA
ns1.securitybase.com admin.securitybase.com 2025082407 3600 1800 1209600 86400
Primary NS (mname)
ns1.securitybase.com
Admin Email (rname)
admin@securitybase.com
Serial
2025082407
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.securitybase.com
ns1.securitybase.com
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +ip4:67.221.142.67 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=quarantine;adkim=s;aspf=s;pct=50;fo=1;rf=afrf;ri=84600;rua=mailto:[email protected];ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
⚠ Policy applies to 50% of failing messages only
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 +a +mx +ip4:67.221.142.67 -all
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