Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
devup.ca
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 00:58:50 UTC · ↺ Refresh
MX Hostnames
- devup-ca.mail.protection.outlook.com
MX Priorities
- devup-ca.mail.protection.outlook.com: 0
A / AAAA Records
- 74.118.38.234 ↩ iconic.devup.ca
Mail Server IPs
- 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 2a01:111:f403:c944::1 ↩ mail-yqzpr01cu01001.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
- 2a01:111:f403:c942::1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.devup.ca admin.devup.ca 2026022300 3600 1800 3600 3600
Primary NS (mname)
dns1.devup.ca
Admin Email (rname)
admin@devup.ca
Serial
2026022300
Refresh
3600s
Retry
1800s
Expire
3600s
Minimum TTL
3600s
Nameservers (NS)
dns4.devup.ca
dns1.devup.ca
dns3.devup.ca
dns2.devup.ca
dns5.devup.ca
SPF Record
✓ Strict (-all)
v=spf1 ip4:74.118.38.237 ip4:140.238.135.193 include:spf.protection.outlook.com ip4:140.238.135.193 ip4:149.72.60.127 include:autotask.net +ip4:45.33.103.67 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=reject;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: reject
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
default._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
4 records- google-site-verification=yl7A7V8hXhn3LY-iiSscPQujHZ3gUGkN8PWPivAnXkc
- MS=ms87162323
- SPFv=spf1 ip4:74.118.38.237 ip4:140.238.135.193 include:spf.protection.outlook.com ip4:140.238.135.193 ip4:149.72.60.127 include:autotask.net +ip4:45.33.103.67 -all
- google-site-verification=lMGxB-Urwa-EnH-l1VgdV7qYSiNPpiACeCeKAWA_X70
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 devup.ca
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits