Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
computerconstructionco.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 17:13:57 UTC · ↺ Refresh
MX Hostnames
- mail.computerconstructionco.com
MX Priorities
- mail.computerconstructionco.com: 0
A / AAAA Records
- 66.198.240.38 ↩ mi3-cl9-its4.a2hosting.com
Mail Server IPs
- 66.198.240.38 ↩ mi3-cl9-its4.a2hosting.com
SOA Record
Raw SOA
ns1.a2hosting.com root.mi3-cl9-its4.a2hosting.com 2026031901 3600 1800 1209600 86400
Primary NS (mname)
ns1.a2hosting.com
Admin Email (rname)
root@mi3-cl9-its4.a2hosting.com
Serial
2026031901
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.a2hosting.com
ns2.a2hosting.com
ns4.a2hosting.com
ns3.a2hosting.com
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:66.198.240.38 include:spf.a2hosting.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate 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
✓ 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
1 record- SPFv=spf1 +a +mx +ip4:66.198.240.38 include:spf.a2hosting.com ~all
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