Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
buildnp.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 12:40:49 UTC · ↺ Refresh
MX Hostnames
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
- aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt4.aspmx.l.google.com
MX Priorities
- alt3.aspmx.l.google.com: 10
- alt2.aspmx.l.google.com: 5
- alt1.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt4.aspmx.l.google.com: 10
A / AAAA Records
- 18.208.88.157
- 98.84.224.111
Mail Server IPs
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 142.251.111.26 ↩ bk-in-f26.1e100.net
- 2607:f8b0:4004:c21::1b ↩ pe-in-f27.1e100.net
- 173.194.76.26 ↩ ws-in-f26.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-x1a.1e100.net
SOA Record
Raw SOA
dns1.p01.nsone.net domains+netlify.netlify.com 1749499629 43200 7200 1209600 3600
Primary NS (mname)
dns1.p01.nsone.net
Admin Email (rname)
domains+netlify@netlify.com
Serial
1749499629
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
dns3.p01.nsone.net
dns4.p01.nsone.net
dns1.p01.nsone.net
dns2.p01.nsone.net
SPF Record
✗ MissingNo SPF record — domain is unprotected against spoofing.
⚠ No SPF record found. Email servers cannot verify authorized senders.
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
google._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
1 record- google-site-verification=EW9wO_cck5CFNgOpIcESWplXkZm1zv-LQla3M2YaYAA
Full email verification for buildnp.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits