Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
buildingworks.ca
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-17 23:11:42 UTC · ↺ Refresh
MX Hostnames
- mail.dragoncode.ca
- mail2.dragoncode.ca
MX Priorities
- mail2.dragoncode.ca: 20
- mail.dragoncode.ca: 10
A / AAAA Records
- 35.172.94.1 ↩ staticip.multiscreensite.com
Mail Server IPs
- 50.99.39.36 (no PTR)
- 173.183.213.27 ↩ mail.dragoncode.ca
SOA Record
Raw SOA
ns1.mydyndns.org zone-admin.dyndns.com 2011083119 10800 1800 604800 1800
Primary NS (mname)
ns1.mydyndns.org
Admin Email (rname)
zone-admin@dyndns.com
Serial
2011083119
Refresh
10800s
Retry
1800s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ns4192.dns.dyn.com
ns1144.dns.dyn.com
ns2132.dns.dyn.com
ns3165.dns.dyn.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx:dragoncode.ca ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; pct=100; adkim=s; aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 250 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 mx:dragoncode.ca ~all
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