Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
ottawaheart.ca
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 06:38:01 UTC · ↺ Refresh
MX Hostnames
- ottawaheart-ca.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 199.71.83.137
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns2.d-zone.ca
ns1.d-zone.ca
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:207.35.222.128/27 ip4:199.71.80.0/22 ip4:204.187.36.70 include:spf.cyberimpact.com include:spf.protection.outlook.com include:us-spf.email.litmos.com include:outboundmail.convio.net include:outboundmail.blackbaud.net ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; adkim=r; aspf=r
~ Quarantine — good protection (failing mail goes to spam)
📋 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
4 records- MS=ms41418114
- asv=ee6078a101fea85fa773277928a95d48
- apple-domain-verification=ih4BBNCCzuuCUlB8
- SPFv=spf1 ip4:207.35.222.128/27 ip4:199.71.80.0/22 ip4:204.187.36.70 include:spf.cyberimpact.com include:spf.protection.outlook.com include:us-spf.email.litmos.com include:outboundmail.convio.net include:outboundmail.blackbaud.net ~all
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for ottawaheart.ca
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits