coloradotrust.org

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
coloradotrust.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-07-01 16:05:36 UTC · ↺ Refresh

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MX Hostnames

  • coloradotrust-org.mail.protection.outlook.com

MX Priorities

  • coloradotrust-org.mail.protection.outlook.com: 0

A / AAAA Records

  • 104.21.4.206 (no PTR)
  • 172.67.132.111 (no PTR)
  • 2606:4700:3033::ac43:846f
  • 2606:4700:3031::6815:4ce

Mail Server IPs

  • 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
  • 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
  • 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
  • 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
  • 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com

SOA Record

Raw SOA ainsley.ns.cloudflare.com dns.cloudflare.com 2405177729 10000 2400 604800 1800
Primary NS (mname)
ainsley.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2405177729
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

piotr.ns.cloudflare.com
ainsley.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:servers.mcsv.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; pct=100; sp=reject; adkim=s; aspf=r; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject

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

3 records
  • remarkable-domain-verification=b3a782ae-515b-4219-bbd3-dc4092cc5157
  • SPFv=spf1 include:spf.protection.outlook.com include:servers.mcsv.net -all
  • adobe-idp-site-verification=16fa50370dfc333a59e9d58969eb4b17b9987d5ceebf18f3330861268125555a
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