Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lonestarfloors.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 04:41:31 UTC · ↺ Refresh
MX Hostnames
- mail.lonestarfloors.com
MX Priorities
- mail.lonestarfloors.com: 10
A / AAAA Records
- 212.107.18.102 (no PTR)
Mail Server IPs
- 52.60.67.23 ↩ mail.buildbiz.com
SOA Record
Raw SOA
ns-210.awsdns-26.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-210.awsdns-26.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1068.awsdns-05.org
ns-1740.awsdns-25.co.uk
ns-210.awsdns-26.com
ns-1017.awsdns-63.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:52.60.67.23 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 ip4:52.60.67.23 -all
- yahoo-verification-key=GiWIVDylmmtZaMGbsEGdzUrgiTNboaH+hqOiAiodOUo=
- DMARCv=DMARC1; p=none; rua=mailto:[email protected]
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for lonestarfloors.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits