grahambuilders.com

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
grahambuilders.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-28 00:33:31 UTC · ↺ Refresh

MX Hostnames

  • mx3.bigmountainmail.com
  • mx4.bigmountainmail.com
  • mx2.bigmountainmail.com
  • mx1.bigmountainmail.com

MX Priorities

  • mx1.bigmountainmail.com: 10
  • mx4.bigmountainmail.com: 40
  • mx2.bigmountainmail.com: 20
  • mx3.bigmountainmail.com: 30

A / AAAA Records

  • 54.190.97.135 ↩ ec2-54-190-97-135.us-west-2.compute.amazonaws.com

Mail Server IPs

  • 38.101.250.150 ↩ fe3-r2-in.atl06.l.antispamcloud.com
  • 2001:550:2:78::ca:100 ↩ fe3-r2-in.atl06.l.antispamcloud.com
  • 38.89.254.156 ↩ fe1-r2-in.ch03.l.antispamcloud.com
  • 2001:550:2:61::2fc:100 (no PTR)
  • 38.71.16.244 ↩ fe2-r2-in.la10.l.antispamcloud.com
  • 2001:550:2:3::62:100 ↩ fe2-r2-in.la10.l.antispamcloud.com

SOA Record

Raw SOA ns1.indevtech.com dns.indevtech.com 2024100201 10800 3600 604800 3600
Primary NS (mname)
ns1.indevtech.com
Admin Email (rname)
dns@indevtech.com
Serial
2024100201
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns1.indevtech.com
ns2.indevtech.com

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
mail._domainkey
✓ Public key: 392 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

2 records
  • facebook-domain-verification=hr4ty8he05hrqougk6tc81mm3ohqqo
  • v:spf1 +mx +a +ip4:69.87.218.221 a:ns1.c21763.sgvps.net include:_spf.mailspamprotection.com a:mailhost.indevtech.com ~all
Full email verification for grahambuilders.com

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits