Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
thesullivanfirmltd.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 02:22:50 UTC · ↺ Refresh
MX Hostnames
- thesullivanfirmltd-com.mx2.arsmtp.com
- thesullivanfirmltd-com.mx1.arsmtp.com
MX Priorities
- thesullivanfirmltd-com.mx2.arsmtp.com: 20
- thesullivanfirmltd-com.mx1.arsmtp.com: 10
A / AAAA Records
- 162.217.86.216 ↩ rhi.a2u2.com
Mail Server IPs
- 8.19.118.160 ↩ server227.appriver.com
- 8.31.233.82 ↩ server226.appriver.com
SOA Record
Raw SOA
nsc1.a2u2.com ffeingold.cyberlynk.net 2024092602 3600 7200 1209600 86400
Primary NS (mname)
nsc1.a2u2.com
Admin Email (rname)
ffeingold@cyberlynk.net
Serial
2024092602
Refresh
3600s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
nsc1.a2u2.com
nsc2.a2u2.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:edgepilot.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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:edgepilot.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 thesullivanfirmltd.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits