Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
smith-tech.ca
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 23:37:39 UTC · ↺ Refresh
MX Hostnames
- mail.smith-tech.ca
MX Priorities
- mail.smith-tech.ca: 0
A / AAAA Records
- 104.21.23.235 (no PTR)
- 172.67.214.39 (no PTR)
- 2606:4700:3036::6815:17eb (no PTR)
- 2606:4700:3032::ac43:d627 (no PTR)
Mail Server IPs
- 66.102.137.36 ↩ sh-cp35.yyz2.servername.online
SOA Record
Raw SOA
burt.ns.cloudflare.com dns.cloudflare.com 2399214739 10000 2400 604800 1800
Primary NS (mname)
burt.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399214739
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
yolanda.ns.cloudflare.com
burt.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:66.102.137.36 +include:spf.servername.online ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 +a +mx +ip4:66.102.137.36 +include:spf.servername.online ~all
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