Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mastcapital.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 15:26:22 UTC · ↺ Refresh
MX Hostnames
- mastcapital-com.mail.protection.outlook.com
MX Priorities
- mastcapital-com.mail.protection.outlook.com: 10
A / AAAA Records
- 99.83.190.102 ↩ aacb0a264e514dd48.awsglobalaccelerator.com
- 75.2.70.75 ↩ aacb0a264e514dd48.awsglobalaccelerator.com
Mail Server IPs
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
pdns01.domaincontrol.com dns.jomax.net 2026031300 28800 7200 604800 600
Primary NS (mname)
pdns01.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026031300
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
pdns01.domaincontrol.com
pdns02.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf-us.emailsignatures365.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; sp=none; ri=172800; aspf=r;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- ZOOM_verify_3sYXvVpPyeaCqATQnWVyEF
- google-site-verification=mga6GGjDyZhetGPxaB8r7VtMk_aeLZ2Istpenv5H3PQ
- SPFv=spf1 include:spf.protection.outlook.com include:spf-us.emailsignatures365.com -all
- bw=fmeLNwm1TZYdPUJipSehDkHYPXYpWa0WFE48peuVXWSp
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