Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
simpsonmarine.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-14 03:42:51 UTC · ↺ Refresh
MX Hostnames
- d507942.a.ess.au.barracudanetworks.com
- d507942.b.ess.au.barracudanetworks.com
MX Priorities
- d507942.b.ess.au.barracudanetworks.com: 99
- d507942.a.ess.au.barracudanetworks.com: 99
A / AAAA Records
- 104.26.13.100 (no PTR)
- 172.67.71.125 (no PTR)
- 104.26.12.100 (no PTR)
- 2606:4700:20::ac43:477d (no PTR)
- 2606:4700:20::681a:d64 (no PTR)
- 2606:4700:20::681a:c64 (no PTR)
Mail Server IPs
- 3.24.133.211 ↩ mail.ess.au.barracuda.com
- 3.24.133.210 ↩ mail.ess.au.barracuda.com
- 3.24.133.209 ↩ mail.ess.au.barracuda.com
SOA Record
Raw SOA
jim.ns.cloudflare.com dns.cloudflare.com 2398185066 10000 2400 604800 1800
Primary NS (mname)
jim.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398185066
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
jim.ns.cloudflare.com
paris.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:58.64.153.199 ip4:203.186.105.139 ip4:77.86.189.0/24 include:spf.protection.outlook.com include:spf.lianamailer.com include:spf.ess.au.barracudanetworks.com include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- asv=31afed092f1eae92880fbfe442758cc8
- SPFv=spf1 mx ip4:58.64.153.199 ip4:203.186.105.139 ip4:77.86.189.0/24 include:spf.protection.outlook.com include:spf.lianamailer.com include:spf.ess.au.barracudanetworks.com include:_spf.psm.knowbe4.com -all
- MS=ms86365447
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