builtin.com

Valid Email Server
Domain Lookup › builtin.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
builtin.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-21 04:34:16 UTC · ↺ Refresh

MX Hostnames

  • alt2.aspmx.l.google.com
  • alt1.aspmx.l.google.com
  • aspmx3.googlemail.com
  • aspmx.l.google.com
  • aspmx2.googlemail.com

MX Priorities

No priority data.

A / AAAA Records

  • 104.17.75.82
  • 104.17.74.82
  • 2606:4700::6811:4a52
  • 2606:4700::6811:4b52

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

michelle.ns.cloudflare.com
mitch.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 a:mail.builtin.com include:servers.mcsv.net include:_spf.google.com include:spf.mandrillapp.com include:spf.clearslide.com include:aspmx.pardot.com include:mailgun.org include:u826348.wl.sendgrid.net include:50818081.spf05.hubspotemail.net ~all
📊 DNS lookups: 9/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 5 found
google._domainkey
default._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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

9 records
  • pardot_323011=7b62b2b035f77e1df13142d2c50de2f1c775657e171a7ac2984803c0019bbae0
  • SPFv=spf1 a:mail.builtin.com include:servers.mcsv.net include:_spf.google.com include:spf.mandrillapp.com include:spf.clearslide.com include:aspmx.pardot.com include:mailgun.org include:u826348.wl.sendgrid.net include:50818081.spf05.hubspotemail.net ~all
  • v=spf2.0/pra a:mail.builtin.com include:servers.mcsv.net include:_spf.google.com include:spf.mandrillapp.com include:spf.clearslide.com include:u826348.wl.sendgrid.net ~all
  • apple-domain-verification=e6XGZoj2s81kZoB1
  • asv=f0b3eda10d4ce0785910fe4eba9acbec
  • box-domain-verification=3ec4aba08c05cf232979412443aaf79398457a4ccf6fdd60d498e564ef4293a8
  • google-site-verification=Jm_tWHgOx5fKFeqFjiTlISkX9fNiipKsIY4shI98VeU
  • google-site-verification=tKZ9yYbfEooOfhMpjqJEz_9tdECIJnuVnp_n7kKlWTA
  • google-site-verification=wRrfKkltqud5siBUWjvB4DdwLVv3fbGXix7_9BhrJns
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