Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
investottawa.ca
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 15:17:39 UTC · ↺ Refresh
MX Hostnames
- investottawa-ca.mail.protection.outlook.com
- eu-esec-02.heimdalsecurity.com
- eu-esec-01.heimdalsecurity.com
MX Priorities
- eu-esec-01.heimdalsecurity.com: 1
- investottawa-ca.mail.protection.outlook.com: 10
- eu-esec-02.heimdalsecurity.com: 5
A / AAAA Records
- 172.67.168.233
- 104.21.27.47
- 2606:4700:3031::6815:1b2f
- 2606:4700:3034::ac43:a8e9
Mail Server IPs
- 20.50.183.144 ↩ eu-esec-01.heimdalsecurity.com
- 20.50.183.146 ↩ eu-esec-01.heimdalsecurity.com
- 52.101.192.1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.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
- 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
SOA Record
Raw SOA
garret.ns.cloudflare.com dns.cloudflare.com 2398857569 10000 2400 604800 1800
Primary NS (mname)
garret.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398857569
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
teresa.ns.cloudflare.com
garret.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf1.investottawa.ca include:spf2.investottawa.ca ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; pct=100; adkim=s; aspf=s;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- bcn=9F6E01D0-8C40-11ED-BC5F-B3D74E7F54C9
- SPFv=spf1 include:spf1.investottawa.ca include:spf2.investottawa.ca ~all
- aa8c5a018d002154c98ab279fd91d5b3
- apple-domain-verification=cwTZ2ByS9PadWGbF
- asv=0f66cc73491eac32e1ecb220f73eda60
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 investottawa.ca
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits