Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
otc-global.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 20:33:23 UTC · ↺ Refresh
MX Hostnames
- otcglobal-com0i.mail.protection.outlook.com
MX Priorities
- otcglobal-com0i.mail.protection.outlook.com: 10
A / AAAA Records
- 172.67.70.249 (no PTR)
- 104.26.5.2 (no PTR)
- 104.26.4.2
- 2606:4700:20::ac43:46f9
- 2606:4700:20::681a:402
- 2606:4700:20::681a:502
Mail Server IPs
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
rene.ns.cloudflare.com dns.cloudflare.com 2400451698 10000 2400 604800 1800
Primary NS (mname)
rene.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400451698
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ulla.ns.cloudflare.com
rene.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx include:spf.protection.outlook.com ~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- google-site-verification=VMT5Fl_H1BLWHQTggLooU2cszT8aAa_CX15RC8zcWWY
- openai-domain-verification=dv-oB4nVBP0p7iHOhVH7C4ptucn
- SPFv=spf1 a mx include:spf.protection.outlook.com ~all
- MS=ms18738171
- google-site-verification=1HFSoMjbqtk_3hYxTN30L44aTZ-i4gorDoRI2532P6s
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 otc-global.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits