Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
contractorssteel.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 04:45:12 UTC · ↺ Refresh
MX Hostnames
- contractorssteel-com.mail.protection.outlook.com
MX Priorities
- contractorssteel-com.mail.protection.outlook.com: 0
A / AAAA Records
- 151.101.66.159 (no PTR)
Mail Server IPs
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
ns11.domaincontrol.com dns.jomax.net 2025020503 28800 7200 604800 600
Primary NS (mname)
ns11.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025020503
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
local
ns11.domaincontrol.com
ns12.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:208.86.168.7 include:spf.protection.outlook.com include:emsd1.com include:spf.ess.barracudanetworks.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- BPL=5233223
- knowbe4-site-verification=e5135d7ec60a7671d4eaf7a182a86bbb
- MS=ms69122064
- SPFv=spf1 ip4:208.86.168.7 include:spf.protection.outlook.com include:emsd1.com include:spf.ess.barracudanetworks.com -all
- atlassian-domain-verification=j89OyFtrbHF80HjAwTVj61nJjZ7nOctGAUwuRfEQSkmJH56XdTB161GjDtIomgbG
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