Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ibsa.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-17 23:38:25 UTC · ↺ Refresh
MX Hostnames
- ibsa-com.mail.protection.outlook.com
MX Priorities
- ibsa-com.mail.protection.outlook.com: 0
A / AAAA Records
- 198.168.116.52 (no PTR)
Mail Server IPs
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.idp365.net hostmaster.idp365.net 2026022301 28800 1800 604800 3600
Primary NS (mname)
dns1.idp365.net
Admin Email (rname)
hostmaster@idp365.net
Serial
2026022301
Refresh
28800s
Retry
1800s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
dns3.idp365.net
dns2.idp365.net
dns1.idp365.net
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:198.168.116.27 ip4:198.168.116.29 include:spf.protection.outlook.com ip4:40.79.82.65 ip4:167.89.73.11 ip4:169.60.137.128/26 include:sendgrid.net include:u1876911.wl162.sendgrid.net include:nw030.com include:nw024.com include:u538675.wl176.sendgrid.net include:cvent-planner.com include:_spf.salesforce.com -all
📊 DNS lookups: 9/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100;fo=1;rua=mailto:[email protected];ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
8 records- FD09-3AE6-568E-3464-A444-55AA-BE40-CBFB
- apple-domain-verification=IomcdRPJPlFSCDIx
- RoN4j92uELhE/h8aSVCdzjVgCQv8j2pj/Rk2KnRoTTPPueFPYTxcXkWR1ekTcsNeX10sQufKOfwIUEiCPCLukQ==
- extensis-domain-verification=0d01fcd7-2690-4dde-a9e2-5eedf4f224ff
- 7b4d914917923ec201786e4c082fbb479eab206a223d1391f34242e976227a95
- MS=ms81893712
- 1iswFj5hs9EheLvCkocHAtIjD3mwx0OJAoWtlnhCu35RdB0CiP5MkP8E+U6NX9kLyKszkYWiutulGFzOWG5AMg==
- SPFv=spf1 mx ip4:198.168.116.27 ip4:198.168.116.29 include:spf.protection.outlook.com ip4:40.79.82.65 ip4:167.89.73.11 ip4:169.60.137.128/26 include:sendgrid.net include:u1876911.wl162.sendgrid.net include:nw030.com include:nw024.com include:u538675.wl176.sendgrid.net include:cvent-planner.com include:_spf.salesforce.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 ibsa.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits