Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fullstack.com.au
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 04:25:28 UTC · ↺ Refresh
MX Hostnames
- mx1-us.emailsecurity.app
- mx1-us.emailsecurity.app
MX Priorities
- mx1-us.emailsecurity.app: 10
- mx1-us.emailsecurity.app: 20
A / AAAA Records
- 172.67.169.198 (no PTR)
- 104.21.27.218 (no PTR)
- 2606:4700:3036::6815:1bda (no PTR)
- 2606:4700:3031::ac43:a9c6 (no PTR)
Mail Server IPs
- 40.121.188.167 ↩ mx1-us.emailsecurity.app
SOA Record
Raw SOA
finley.ns.cloudflare.com dns.cloudflare.com 2399454697 10000 2400 604800 1800
Primary NS (mname)
finley.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399454697
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
poppy.ns.cloudflare.com
finley.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf1.emailsecurity.app include:amazonses.com include:4604040.spf03.hubspotemail.net include:spf.AU.exclaimer.net -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
default._domainkey
zoho._domainkey
✓ Public key: 392 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
1 record- SPFv=spf1 include:spf.protection.outlook.com include:spf1.emailsecurity.app include:amazonses.com include:4604040.spf03.hubspotemail.net include:spf.AU.exclaimer.net -all
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