Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
courtesyroofing.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 18:15:48 UTC · ↺ Refresh
MX Hostnames
- courtesyroofing-com.mail.protection.outlook.com
MX Priorities
- courtesyroofing-com.mail.protection.outlook.com: 100
A / AAAA Records
- 216.222.199.197 ↩ sh-cp8.lax2.servername.online
Mail Server IPs
- 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f90b:: ↩ mail-bn6pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.hostpapa.com admin.hostpapa.ca 2026032505 3600 3600 1209600 10800
Primary NS (mname)
ns1.hostpapa.com
Admin Email (rname)
admin@hostpapa.ca
Serial
2026032505
Refresh
3600s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
ns1.hostpapa.com
ns2.hostpapa.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:216.222.199.197 +a +mx +ip4:204.44.192.42 +include:spf.antispamcloud.com +include:spf.servername.online +include:spf.protection.outlook.com -all
📊 DNS lookups: 5/10
✓ 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
2 records- SPFv=spf1 ip4:216.222.199.197 +a +mx +ip4:204.44.192.42 +include:spf.antispamcloud.com +include:spf.servername.online +include:spf.protection.outlook.com -all
- MS=ms22409682
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