Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sigcox.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 06:17:23 UTC · ↺ Refresh
MX Hostnames
- sigcox-com.mail.protection.outlook.com
MX Priorities
- sigcox-com.mail.protection.outlook.com: 0
A / AAAA Records
- 35.212.17.103 ↩ 103.17.212.35.bc.googleusercontent.com
Mail Server IPs
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.hostek.com hostmaster.sigcox.com 201312479 43200 3600 604800 86400
Primary NS (mname)
ns1.hostek.com
Admin Email (rname)
hostmaster@sigcox.com
Serial
201312479
Refresh
43200s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns1.ezhostingserver.com
ns2.ezhostingserver.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- MS=ms19615817
- SPFv=spf1 include:spf.protection.outlook.com -all
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