Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
corecontractors.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 05:09:16 UTC · ↺ Refresh
MX Hostnames
- mail.corecontractors.com
MX Priorities
- mail.corecontractors.com: 10
A / AAAA Records
- 64.202.188.17 ↩ 17.188.202.64.host.secureserver.net
Mail Server IPs
- 64.202.188.17 ↩ 17.188.202.64.host.secureserver.net
SOA Record
Raw SOA
ns1.corecontractors.com atechgodaddy.gmail.com 2026022801 10800 3600 604800 10800
Primary NS (mname)
ns1.corecontractors.com
Admin Email (rname)
atechgodaddy@gmail.com
Serial
2026022801
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns2.corecontractors.com
ns1.corecontractors.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ptr a:dedrelay.secureserver.net include:secureserver.net ~all
📊 DNS lookups: 5/10
~ 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 ptr a:dedrelay.secureserver.net include:secureserver.net ~all
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