custerdental.com

Valid Email Server
Domain Lookup › custerdental.com

Domain Overview

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

Checked via [email protected] · 2026-03-19 03:16:54 UTC · ↺ Refresh

MX Hostnames

  • SMTP.GOOGLE.com

MX Priorities

  • smtp.google.com: 1

A / AAAA Records

  • 185.146.167.199 (no PTR)
  • 2a07:7800::215

Mail Server IPs

  • 64.233.180.27 ↩ pe-in-f27.1e100.net
  • 64.233.180.26 ↩ on-in-f26.1e100.net
  • 192.178.155.27 ↩ yuiadrs-in-f27.1e100.net
  • 192.178.155.26 ↩ yuiadrs-in-f26.1e100.net
  • 192.178.218.26 ↩ yuiadtq-in-f26.1e100.net
  • 2607:f8b0:4004:c23::1b ↩ yuiadrs-in-f27.1e100.net
  • 2607:f8b0:4004:c23::1a ↩ yuiadrs-in-f26.1e100.net
  • 2607:f8b0:4004:c21::1b ↩ pe-in-f27.1e100.net
  • 2607:f8b0:4004:c21::1a ↩ pe-in-f26.1e100.net

SOA Record

Raw SOA ns1.stackdns.com hostmaster.stackdns.com 1742848603 1800 900 1209600 300
Primary NS (mname)
ns1.stackdns.com
Admin Email (rname)
hostmaster@stackdns.com
Serial
1742848603
Refresh
1800s
Retry
900s
Expire
1209600s
Minimum TTL
300s

Nameservers (NS)

ns4.stackdns.com
ns3.stackdns.com
ns1.stackdns.com
ns2.stackdns.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.stackmail.com a mx -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No 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

2 records
  • google-site-verification=AxQsxJgvVwLuqa5VQXsYfD8LOF4zBTdpC2R9l398p1M
  • SPFv=spf1 include:spf.stackmail.com a mx -all
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