Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
starfirm.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 21:36:22 UTC · ↺ Refresh
MX Hostnames
- us3.mx3.mailhostbox.com
- us3.mx1.mailhostbox.com
- us3.mx2.mailhostbox.com
MX Priorities
- us3.mx1.mailhostbox.com: 5
- us3.mx3.mailhostbox.com: 5
- us3.mx2.mailhostbox.com: 5
A / AAAA Records
- 54.219.116.193 ↩ ec2-54-219-116-193.us-west-1.compute.amazonaws.com
Mail Server IPs
- 162.215.2.30 ↩ 162-215-2-30.unifiedlayer.com
- 162.215.3.30 ↩ 162-215-3-30.unifiedlayer.com
SOA Record
Raw SOA
a.share-dns.com master.share-dns.com 1755691115 3600 1200 86400 600
Primary NS (mname)
a.share-dns.com
Admin Email (rname)
master@share-dns.com
Serial
1755691115
Refresh
3600s
Retry
1200s
Expire
86400s
Minimum TTL
600s
Nameservers (NS)
b.share-dns.net
a.share-dns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=_spf.mailhostbox.com
📊 DNS lookups: 1/10
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 redirect=_spf.mailhostbox.com
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