Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
yalepgc.ca
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 20:34:51 UTC · ↺ Refresh
MX Hostnames
- mx2-us1.ppe-hosted.com
- mx1-us1.ppe-hosted.com
MX Priorities
- mx1-us1.ppe-hosted.com: 10
- mx2-us1.ppe-hosted.com: 10
A / AAAA Records
- 70.32.29.97 ↩ 70.32.29.97.static.supercp.com
Mail Server IPs
- 67.231.154.162 ↩ mx1-us1.ppe-hosted.com
- 148.163.129.50 ↩ mx1-us1.ppe-hosted.com
- 148.163.129.51 ↩ mx2-us1.ppe-hosted.com
- 67.231.154.163 ↩ mx2-us1.ppe-hosted.com
SOA Record
Raw SOA
ns10.dnsmadeeasy.com dns.dnsmadeeasy.com 2009010143 43200 3600 1209600 180
Primary NS (mname)
ns10.dnsmadeeasy.com
Admin Email (rname)
dns@dnsmadeeasy.com
Serial
2009010143
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns13.lifelineit.com
ns11.lifelineit.com
ns15.lifelineit.com
ns10.lifelineit.com
ns12.lifelineit.com
ns14.lifelineit.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:216.209.34.226 ip4:174.90.39.162 ip4:216.209.34.228 a:dispatch-us.ppe-hosted.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100
⚠ p=none — monitoring only, no enforcement
📋 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: 216 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
3 records- ppe-91096499e89d50ebb284
- google-site-verification=vD_A6XFpa-uQl6xOQSUFt-WrhXXgglNdiehFmhpDtEw
- SPFv=spf1 include:spf.protection.outlook.com ip4:216.209.34.226 ip4:174.90.39.162 ip4:216.209.34.228 a:dispatch-us.ppe-hosted.com -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 yalepgc.ca
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits