Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
unisource-ins.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 19:58:29 UTC · ↺ Refresh
MX Hostnames
- unisourceins-com02c.mail.protection.outlook.com
- gw.csiinsurance.com
MX Priorities
- gw.csiinsurance.com: 10
- unisourceins-com02c.mail.protection.outlook.com: 0
A / AAAA Records
- 151.101.2.159 (no PTR)
Mail Server IPs
- 99.23.11.225 ↩ gw.csiinsurance.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
ns3.worldnic.com namehost.worldnic.com 126012713 10800 3600 604800 3600
Primary NS (mname)
ns3.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126012713
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns3.worldnic.com
ns4.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:mailgun.org include:spf.protection.outlook.com include:u28419878.wl129.sendgrid.net include:spf.rpost.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none; rf=afrf; pct=100; ri=86400
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=ms84278051
- SPFv=spf1 include:mailgun.org include:spf.protection.outlook.com include:u28419878.wl129.sendgrid.net include:spf.rpost.net ~all
- google-site-verification=4dCen9XN9t-znw_GqjrR4bUvaNVsFTKnjAJgrYuGiTk
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 unisource-ins.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits