kerrconstruction.ca

Valid Email Server
Domain Lookup › kerrconstruction.ca

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
kerrconstruction.ca
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 07:33:34 UTC · ↺ Refresh

MX Hostnames

  • kerrconstruction-ca.mail.protection.outlook.com

MX Priorities

  • kerrconstruction-ca.mail.protection.outlook.com: 30

A / AAAA Records

  • 198.100.159.124 ↩ srv28web.swhc.ca

Mail Server IPs

  • 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
  • 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
  • 52.101.192.1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
  • 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
  • 2a01:111:f403:c944::1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
  • 2a01:111:f403:c942::2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
  • 2a01:111:f403:c942::1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
  • 2a01:111:f403:c942::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.mydomain.com namehost.worldnic.com 125041521 10800 3600 604800 3600
Primary NS (mname)
ns1.mydomain.com
Admin Email (rname)
namehost@worldnic.com
Serial
125041521
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns2.mydomain
ns1.mydomain

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.mlsend.com include:_spf.misend.com include:_spf.protection.outlook.com ip4:66.96.128.0/18 ip4:67.225.240.250 ip4:162.144.37.155 include:spf.protection.outlook.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

1 record
  • SPFv=spf1 include:_spf.mlsend.com include:_spf.misend.com include:_spf.protection.outlook.com ip4:66.96.128.0/18 ip4:67.225.240.250 ip4:162.144.37.155 include:spf.protection.outlook.com ~all
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