Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sigmaassessmentsystems.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 10:26:42 UTC · ↺ Refresh
MX Hostnames
- mx.emailarray.com
- mx2.emailarray.com
MX Priorities
- mx2.emailarray.com: 20
- mx.emailarray.com: 10
A / AAAA Records
- 66.70.227.86 ↩ sigmaassessmentsystems.com
Mail Server IPs
- 65.39.216.41 ↩ mx0.emailarray.com
- 65.39.216.37 ↩ mx5.emailarray.com
- 65.39.216.33 ↩ mx4.emailarray.com
- 65.39.216.91 ↩ mx6.emailarray.com
- 65.39.216.12 ↩ mx3.emailarray.com
SOA Record
Raw SOA
ns1.hover.com dnsmaster.hover.com 1762441733 1800 900 604800 300
Primary NS (mname)
ns1.hover.com
Admin Email (rname)
dnsmaster@hover.com
Serial
1762441733
Refresh
1800s
Retry
900s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns2.hover.com
ns1.hover.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a ip4:72.139.23.26 ip4:66.70.227.86 ip4:149.56.22.118 include:emailarray.com include:23966676.spf05.hubspotemail.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine; rua=mailto:[email protected],mailto:[email protected];ri=604800;
~ Quarantine — good protection (failing mail goes to spam)
📋 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
5 records- atlassian-domain-verification=QfhljqfNbdKcbVZWGXQEy+na4M4ICvzwQq23E4XSOb2GZCxJ1+7xDJ/fboroSGoY
- openai-domain-verification=dv-yVP0kAoLNGDKiUvfyqCaWvBR
- SPFv=spf1 mx a ip4:72.139.23.26 ip4:66.70.227.86 ip4:149.56.22.118 include:emailarray.com include:23966676.spf05.hubspotemail.net ~all
- MS=ms53544711
- google-site-verification=brVG-So0RIDEq_aYSWH__XAboZ_BmFH_crD9cBYt_z8
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