Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
secbuild.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 19:49:24 UTC · ↺ Refresh
MX Hostnames
- secbuild-com.mail.protection.outlook.com
MX Priorities
- secbuild-com.mail.protection.outlook.com: 0
A / AAAA Records
- 35.197.30.97 ↩ 97.30.197.35.bc.googleusercontent.com
Mail Server IPs
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.systemdns.com hostmaster.systemdns.com 1753106178 10800 3600 300 60
Primary NS (mname)
ns1.systemdns.com
Admin Email (rname)
hostmaster@systemdns.com
Serial
1753106178
Refresh
10800s
Retry
3600s
Expire
300s
Minimum TTL
60s
Nameservers (NS)
ns1.systemdns.com
ns3.systemdns.com
ns2.systemdns.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms56749411
Full email verification for secbuild.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits