Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ccbconstructiondesign.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 03:36:16 UTC · ↺ Refresh
MX Hostnames
- mx30.antispam.mailspamprotection.com
- mx20.antispam.mailspamprotection.com
- mx10.antispam.mailspamprotection.com
MX Priorities
- mx30.antispam.mailspamprotection.com: 30
- mx10.antispam.mailspamprotection.com: 10
- mx20.antispam.mailspamprotection.com: 20
A / AAAA Records
- 172.67.145.244 (no PTR)
- 104.21.87.205 (no PTR)
- 2606:4700:3037::ac43:91f4 (no PTR)
- 2606:4700:3032::6815:57cd (no PTR)
Mail Server IPs
- 34.111.121.216 ↩ 216.121.111.34.bc.googleusercontent.com
- 34.149.79.66 ↩ 66.79.149.34.bc.googleusercontent.com
- 34.120.156.61 ↩ 61.156.120.34.bc.googleusercontent.com
SOA Record
Raw SOA
derek.ns.cloudflare.com dns.cloudflare.com 2398717682 10000 2400 604800 1800
Primary NS (mname)
derek.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398717682
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
pearl.ns.cloudflare.com
derek.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 a mx include:ccbconstructiondesign.com.spf.auto.dnssmarthost.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 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 include:ccbconstructiondesign.com.spf.auto.dnssmarthost.net -all
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