Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
coloradoseoservices.net
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 14:51:54 UTC · ↺ Refresh
MX Hostnames
- mail.coloradoseoservices.net
MX Priorities
- mail.coloradoseoservices.net: 0
A / AAAA Records
- 173.254.28.32 ↩ just2001.justhost.com
Mail Server IPs
- 173.254.28.32 ↩ just2001.justhost.com
SOA Record
Raw SOA
ns2.justhost.com root.just2001.justhost.com 2025040400 86400 7200 3600000 300
Primary NS (mname)
ns2.justhost.com
Admin Email (rname)
root@just2001.justhost.com
Serial
2025040400
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
300s
Nameservers (NS)
ns1.justhost.com
ns2.justhost.com
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
default._domainkey
✓ Public key: 392 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
1 record- "v=spf1 +a +mx +ip4:173.254.28.32 ~all"
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 coloradoseoservices.net
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits