Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
fsc-int.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 06:16:15 UTC · ↺ Refresh
MX Hostnames
- fscint-com0i.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns-754.awsdns-30.net
ns-1083.awsdns-07.org
ns-1957.awsdns-52.co.uk
ns-351.awsdns-43.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:sendgrid.net include:fdspfus.freshemail.io include:_spf.salesforce.com include:amazonses.com include:spf.protection.outlook.com include:spf.sendinblue.com mx ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=none; pct=5; rua=mailto:[email protected]; ruf=mailto:[email protected]; ri=86400; aspf=r; adkim=r; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
⚠ Policy applies to 5% of failing messages only
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- brevo-code:d2fbc57ba343f00eff55c89dd9043fcf
- SPFv=spf1 include:sendgrid.net include:fdspfus.freshemail.io include:_spf.salesforce.com include:amazonses.com include:spf.protection.outlook.com include:spf.sendinblue.com mx ~all
- anthropic-domain-verification-ct92nc=f4TKUzkByLqHxm9wJW2zN9tnD
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 fsc-int.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits