circulocorp.com

Valid Email Server
Domain Lookup › circulocorp.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
circulocorp.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-23 10:40:22 UTC · ↺ Refresh

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MX Hostnames

  • circulocorp-com.mail.protection.outlook.com

MX Priorities

  • circulocorp-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 104.20.8.223 (no PTR)
  • 104.20.7.223 (no PTR)
  • 2606:4700:10::6814:7df
  • 2606:4700:10::6814:8df

Mail Server IPs

  • 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
  • 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
  • 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
  • 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
  • 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
  • 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
  • 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com

SOA Record

Raw SOA destiny.ns.cloudflare.com dns.cloudflare.com 2415258617 10000 2400 604800 1800
Primary NS (mname)
destiny.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2415258617
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

rustam.ns.cloudflare.com
destiny.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.smtp.mailtrap.live -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No 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=C21y1Uri2jciZCSJ9HevcxG73H-D8rzG5pLfa-1eAoE
  • google-site-verification=iGbCme3XE3qWlPYl7Gv65FOpZUVZH2t82yWlpVp3vko
  • SPFv=spf1 include:spf.protection.outlook.com include:_spf.smtp.mailtrap.live -all
  • zone-ownership-verification-03f70ffd33874c1e55240e955ef47582cc7c16a462fefdcb64fe785831e249ad
  • anthropic-domain-verification-awnct8=q5mFAUmyCldFMiq8sXNFxKvFH
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