Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
summitcontractors.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 17:40:23 UTC · ↺ Refresh
MX Hostnames
- summitcontractors-com.mail.protection.outlook.com
MX Priorities
- summitcontractors-com.mail.protection.outlook.com: 10
A / AAAA Records
- 69.38.90.45 (no PTR)
Mail Server IPs
- 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns15.domaincontrol.com dns.jomax.net 2021120301 28800 7200 604800 3600
Primary NS (mname)
ns15.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2021120301
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns15.domaincontrol.com
ns16.domaincontrol.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
✗ 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
7 records- apple-domain-verification=Cz0HevriB7FXRoAG
- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms50955781
- MS=ms66989014
- MS=ms91443400
- MS=ms43883402
- 89LyUxkrXxJu4rMpuQQnRSL1dhO5w7mSa9AOJY3QYBj2Yc/HSh7Zj1V3a15kf/TWz8mA0YCeZUH50tH7Tboc5A==
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