Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tmsinstitute.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 02:44:51 UTC · ↺ Refresh
MX Hostnames
- tmsinstitute-co.mail.protection.outlook.com
MX Priorities
- tmsinstitute-co.mail.protection.outlook.com: 1
A / AAAA Records
- 104.21.37.107 (no PTR)
- 172.67.207.131 (no PTR)
- 2606:4700:3033::6815:256b
- 2606:4700:3030::ac43:cf83
Mail Server IPs
- 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
joel.ns.cloudflare.com dns.cloudflare.com 2398644568 10000 2400 604800 1800
Primary NS (mname)
joel.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398644568
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
joel.ns.cloudflare.com
june.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_spf.paubox.com include:spf.shield.security ~all
📊 DNS lookups: 3/10
~ 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
5 records- sophos-domain-verification=3fa7dd407ba015888afab031d0de3ec7953e33c5
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.paubox.com include:spf.shield.security ~all
- google-site-verification=8iOFsaMrOrBkEnBMGslzWjHdujN3CicYxy08GInfD98
- google-site-verification=GMDdRGV3cjZY914RR1utDrFvermc7-qDQDAZBWWsZ3k
- ppe-f7724776542d29e25536e777ec12824530854d31
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 tmsinstitute.co
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits