tbc.org

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
tbc.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-18 05:02:44 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

  • tbc-org.mail.protection.outlook.com: 5

A / AAAA Records

  • 165.227.89.101 ↩ 333816.cloudwaysapps.com

Mail Server IPs

  • 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
  • 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
  • 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
  • 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com

SOA Record

Raw SOA ns2.no-ip.com hostmaster.no-ip.com 2011090337 10800 1800 604800 1800
Primary NS (mname)
ns2.no-ip.com
Admin Email (rname)
hostmaster@no-ip.com
Serial
2011090337
Refresh
10800s
Retry
1800s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

ns5.no-ip.com
ns2.no-ip.com
ns4.no-ip.com
ns3.no-ip.com
ns1.no-ip.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:autotask.net include:sendgrid.net ip4:107.1.39.58 include:_spf.atlassian.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1;p=none;sp=none;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=s;adkim=s;fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

7 records
  • apple-domain-verification=EFf8Qesb5ocyv1hg
  • A48FF33486
  • atlassian-domain-verification=16sNu5vxpNRQP/RaPjXaeLaTaktxla1VBNVL3wVJTVbzIiiaay8cy4rJ6OlZydSH
  • google-site-verification=Bjm9jIZCcQoF_NDRkcT6RhvASvoq4kFVCW3N1Y17NNc
  • SPFv=spf1 include:spf.protection.outlook.com include:autotask.net include:sendgrid.net ip4:107.1.39.58 include:_spf.atlassian.net ~all
  • atlassian-sending-domain-verification=982d0ba9-bc1a-47c1-a750-992f052a7cd4
  • jamf-site-verification=fWmc9PkjI_NRsMVUE1rH_g
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