Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
holidaybuilders.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 00:00:30 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 34.72.207.189 ↩ 189.207.72.34.bc.googleusercontent.com
Mail Server IPs
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns29.domaincontrol.com dns.jomax.net 2026030604 28800 7200 604800 600
Primary NS (mname)
ns29.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026030604
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns29.domaincontrol.com
ns30.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.constantcontact.com include:us._netblocks.mimecast.com include:lassocrm.com ip4:147.154.97.253 ip4:68.233.76.70 mx ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- amazonses:YYIZLOAn7k1lcubfYIesE9wTqvwEHB7of9370OihOAc=
- asv=66091ec0f4d5e07b23cb344052207393
- SPFv=spf1 include:spf.constantcontact.com include:us._netblocks.mimecast.com include:lassocrm.com ip4:147.154.97.253 ip4:68.233.76.70 mx ~all
- brevo-code:532ceecbfe303e315cfb86d98c7e104f
- MS=D4B80C3D4FA59424CF2CBF4BB5272E8F375C6B32
- 0ed1fe018adf1bb85e480a4713b5c1da9cfc343328
- google-site-verification=bPm6Uw3dfac2rU7qslpr42h6Ljardv9WDIPyo56cfdE
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