Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
derochecontractors.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 18:33:22 UTC · ↺ Refresh
MX Hostnames
- derochecontractors-com.mail.protection.outlook.com
MX Priorities
- derochecontractors-com.mail.protection.outlook.com: 0
A / AAAA Records
- 198.49.23.145 (no PTR)
- 198.185.159.145 (no PTR)
- 198.49.23.144
- 198.185.159.144
Mail Server IPs
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.gthosting.biz awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns1.gthosting.biz
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns3.gthosting.biz
ns4.gthosting.biz
ns1.gthosting.biz
ns2.gthosting.biz
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.derochecontractors_com._d.easydmarc.pro -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=s;adkim=s;fo=1:d:s;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
2 records- SPFv=spf1 include:_spf.derochecontractors_com._d.easydmarc.pro -all
- MS=ms82059803
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