Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
richardson.ca
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 09:23:38 UTC · ↺ Refresh
MX Hostnames
- richardson-ca.mail.protection.outlook.com
MX Priorities
- richardson-ca.mail.protection.outlook.com: 0
A / AAAA Records
- 158.69.19.57 ↩ richardson.ca
Mail Server IPs
- 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 52.101.192.1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 2a01:111:f403:c942::2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c942::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.webnames.ca postmaster.webnames.ca 1771439171 21600 180 1209600 3600
Primary NS (mname)
ns1.webnames.ca
Admin Email (rname)
postmaster@webnames.ca
Serial
1771439171
Refresh
21600s
Retry
180s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns1.webnames.ca
ns3.webnames.ca
ns2.webnames.ca
SPF Record
✓ Strict (-all)
v=spf1 a:ca-wpg-postal-ext.richardson.ca ip4:205.200.190.26 ip4:205.200.190.27 ip4:205.200.190.199 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=r; aspf=r
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 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
7 records- SPFv=spf1 a:ca-wpg-postal-ext.richardson.ca ip4:205.200.190.26 ip4:205.200.190.27 ip4:205.200.190.199 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com -all
- autodesk-domain-verification=iQZYZDl6a2yKfF2XnSdT
- atlassian-domain-verification=Z8vbBlZWc7/DpgmL1TWTzVWErP50sZOFLvYO63pYmug4is4pLfGIX9ku58BGJe60
- knowbe4-site-verification=80276976a030c9a863aa4f6fbbbc1d47
- MS=ms31620480
- MS=6C4A5C8E144D3434B0BAFA0ED89096B44CE0F21F
- apple-domain-verification=FBlWHMMm53wH7v5M
Full email verification for richardson.ca
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