Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
inssa.com.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 10:49:03 UTC · ↺ Refresh
MX Hostnames
- inssa-com-co.mail.protection.outlook.com
MX Priorities
- inssa-com-co.mail.protection.outlook.com: 0
A / AAAA Records
- 192.99.84.34 ↩ azai.dongee.com
Mail Server IPs
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
ns27.domaincontrol.com dns.jomax.net 2025120500 28800 7200 604800 600
Primary NS (mname)
ns27.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025120500
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns28.domaincontrol.com
ns27.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict 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
✓ 1 found
google._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
9 records- google-site-verification=Kdc5GZkKUUDYYIEL5iGW6oHne2XlevpXOyqVti5fe_s
- google-site-verification=ZTN3RQ8SvWg8nT8Fznqy7-1iBXizKjz-6AJ_kKreOIA
- google-site-verification=1lJUMLFqwMUu4Nbx1lXIe2uD2WL1XLCilUQ1rha4IQ0
- google-site-verification=ZbcRJnDa3Rn-e_16ghYqe_g9eLE9uN5BA_ikPKPBtuQ
- MS=C38D6CDAE13140EA459F0A810105418AE3429FEB
- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms30961107
- google-site-verification=l5mqt0KpCLqvZfnspaiW-dGwjSPJn6kWZwMAL0mbV7A
- google-site-verification=lSJb17ienc-qsRkdSM-0qMSFdoRLc6LbWADbONs88lo
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 inssa.com.co
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits