Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jahnconstruction.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 12:28:07 UTC · ↺ Refresh
MX Hostnames
- jahnconstruction-com.mail.protection.outlook.com
MX Priorities
- jahnconstruction-com.mail.protection.outlook.com: 0
A / AAAA Records
- 76.223.105.230 ↩ a16e665f42988324c.awsglobalaccelerator.com
Mail Server IPs
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.hostpapa.com admin.hostpapa.ca 2026021103 3600 3600 1209600 10800
Primary NS (mname)
ns1.hostpapa.com
Admin Email (rname)
admin@hostpapa.ca
Serial
2026021103
Refresh
3600s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
ns1.hostpapa.com
ns2.hostpapa.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
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:spf.protection.outlook.com -all
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