construyesusa.com

Valid Email Server
Domain Lookup › construyesusa.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
construyesusa.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 17:34:03 UTC · ↺ Refresh

MX Hostnames

  • smtp.google.com

MX Priorities

  • smtp.google.com: 1

A / AAAA Records

  • 104.21.16.75 (no PTR)
  • 172.67.166.232
  • 2606:4700:3031::6815:104b
  • 2606:4700:3037::ac43:a6e8

Mail Server IPs

  • 172.253.115.26 ↩ bg-in-f26.1e100.net
  • 172.253.115.27 ↩ bg-in-f27.1e100.net
  • 172.253.122.27 ↩ bh-in-f27.1e100.net
  • 172.253.122.26 ↩ bh-in-f26.1e100.net
  • 172.253.63.26 ↩ bi-in-f26.1e100.net
  • 2607:f8b0:4004:c09::1b ↩ bh-in-f27.1e100.net
  • 2607:f8b0:4004:c06::1b ↩ bg-in-f27.1e100.net
  • 2607:f8b0:4004:c06::1a ↩ bg-in-f26.1e100.net
  • 2607:f8b0:4004:c09::1a ↩ bh-in-f26.1e100.net

SOA Record

Raw SOA isaac.ns.cloudflare.com dns.cloudflare.com 2398669033 10000 2400 604800 1800
Primary NS (mname)
isaac.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398669033
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

isaac.ns.cloudflare.com
mimi.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.google.com ip4:173.237.185.76 ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 1 found
google._domainkey
✓ Public key: 182 chars (valid)
✓ DKIM properly configured for selector: google

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • google-site-verification=ctS2nSiJoIaHgRX7JujDLqHz-Ks1TtiWkfpWb-1S7Go
  • SPFv=spf1 include:_spf.google.com ip4:173.237.185.76 ~all
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