Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
smiledesignstudio.ca
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 01:17:08 UTC · ↺ Refresh
MX Hostnames
- alt4.aspmx.l.google.com
- d408938.b.ess.ca.barracudanetworks.com
- alt3.aspmx.l.google.com
- d408938.a.ess.ca.barracudanetworks.com
- aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt2.aspmx.l.google.com
MX Priorities
- alt3.aspmx.l.google.com: 99
- alt4.aspmx.l.google.com: 99
- aspmx.l.google.com: 99
- d408938.a.ess.ca.barracudanetworks.com: 10
- d408938.b.ess.ca.barracudanetworks.com: 20
- alt1.aspmx.l.google.com: 99
- alt2.aspmx.l.google.com: 99
A / AAAA Records
- 104.21.6.150 (no PTR)
- 172.67.134.232
- 2606:4700:3033::ac43:86e8
- 2606:4700:3033::6815:696
Mail Server IPs
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 173.194.76.26 ↩ ws-in-f26.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-f27.1e100.net
- 142.251.179.26 ↩ pd-in-f26.1e100.net
- 2607:f8b0:4004:c1d::1a ↩ ww-in-f26.1e100.net
- 15.222.16.209 ↩ mail.ess.ca.barracuda.com
- 15.222.16.211 ↩ mail.ess.ca.barracuda.com
- 15.222.16.210 ↩ mail.ess.ca.barracuda.com
SOA Record
Raw SOA
katja.ns.cloudflare.com dns.cloudflare.com 2399143311 10000 2400 604800 1800
Primary NS (mname)
katja.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399143311
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
katja.ns.cloudflare.com
tony.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.ess.ca.barracudanetworks.com include:spf.protection.outlook.com include:_spf.mailersend.net include:_spf.google.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 3 found
google._domainkey
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- MS=ms52890668
- SPFv=spf1 include:spf.ess.ca.barracudanetworks.com include:spf.protection.outlook.com include:_spf.mailersend.net include:_spf.google.com ~all
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