Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
corusdental.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 14:16:48 UTC · ↺ Refresh
MX Hostnames
- corusdental-com.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 172.67.207.178
- 104.21.61.83
- 2606:4700:3033::ac43:cfb2
- 2606:4700:3030::6815:3d53
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
mario.ns.cloudflare.com
jo.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:213.199.132.245 ip4:159.183.32.251 include:spf.protection.outlook.com include:25112105.spf08.hubspotemail.net include:sendgrid.net include:relay.corusdental.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; aspf=r; adkim=r; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
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
4 records- 1|www.corusdental.com
- _globalsign-domain-verification=rz9o3daz07_on5kew1gctaa2wcscxh1eozc2z4tzw8
- google-site-verification=sumswpypxajb1v8fs1xb-d6njzihili8kp4xlwthc1q
- SPFv=spf1 a mx ip4:213.199.132.245 ip4:159.183.32.251 include:spf.protection.outlook.com include:25112105.spf08.hubspotemail.net include:sendgrid.net include:relay.corusdental.com -all
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