Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
opencircle.ca
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 11:10:24 UTC · ↺ Refresh
MX Hostnames
- opencircle-ca.mail.protection.outlook.com
MX Priorities
- opencircle-ca.mail.protection.outlook.com: 0
A / AAAA Records
- 138.197.130.46 ↩ 791536.cloudwaysapps.com
Mail Server IPs
- 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 52.101.192.1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.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::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.webnames.ca postmaster.webnames.ca 1772208851 21600 180 1209600 3600
Primary NS (mname)
ns1.webnames.ca
Admin Email (rname)
postmaster@webnames.ca
Serial
1772208851
Refresh
21600s
Retry
180s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns1.webnames.ca
ns2.webnames.ca
ns3.webnames.ca
SPF Record
✓ Strict (-all)
v=spf1 ip4:66.35.110.110 ip4:54.39.158.164 include:spf.protection.outlook.com include:mail.zendesk.com include:marketing.dynamics.com include:spf.constantcontact.com include:_spf.psm.knowbe4.com a:ca00.siportal.net a:mx1.dnn4less.com include:spf.ca.exclaimer.net -all
📊 DNS lookups: 8/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
6 records- bw=2YVDIgFleDltXRjPMZdlyUlMrMt50WqrP7plrD095bqZ
- ZOOM_verify_zeFjUpGPe9qRRmIonhgefW
- google-site-verification=gsB9nE4tPtQYeMK_1uLqxoQ4Kf9i-P-C7ksP7xmq0Bk
- apple-domain-verification=ZaL8XzC78UQcl3Ts
- SPFv=spf1 ip4:66.35.110.110 ip4:54.39.158.164 include:spf.protection.outlook.com include:mail.zendesk.com include:marketing.dynamics.com include:spf.constantcontact.com include:_spf.psm.knowbe4.com a:ca00.siportal.net a:mx1.dnn4less.com include:spf.ca.exclaimer.net -all
- MS=ms52587832
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