Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
premier1.net
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-17 22:37:10 UTC · ↺ Refresh
MX Hostnames
- spamtitan.isomedia.com
MX Priorities
- spamtitan.isomedia.com: 0
A / AAAA Records
- 64.38.166.90 ↩ redirects.seanet.com
Mail Server IPs
- 206.124.134.130 ↩ spamtitan04.isomedia.com
- 216.9.6.40 ↩ spamtitan02.isomedia.com
- 64.38.144.62 ↩ spamtitan.isomedia.com
SOA Record
Raw SOA
dns1.premier1.net hostmaster.premier1.net 2026010901 10800 3600 604800 3600
Primary NS (mname)
dns1.premier1.net
Admin Email (rname)
hostmaster@premier1.net
Serial
2026010901
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
dns1.premier1.net
dns2.premier1.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:seanet.com ?all
📊 DNS lookups: 1/10
? Neutral (?all) — no enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;sp=none;rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:seanet.com ?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 premier1.net
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits