Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
oncoursehome.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 12:00:14 UTC · ↺ Refresh
MX Hostnames
- oncoursehome-com.mail.protection.outlook.com
MX Priorities
- oncoursehome-com.mail.protection.outlook.com: 0
A / AAAA Records
- 98.86.81.134 ↩ ec2-98-86-81-134.compute-1.amazonaws.com
- 34.202.190.9 ↩ ec2-34-202-190-9.compute-1.amazonaws.com
Mail Server IPs
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns39.domaincontrol.com dns.jomax.net 2026032100 28800 7200 604800 600
Primary NS (mname)
ns39.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026032100
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns40.domaincontrol.com
ns39.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.oncoursehome.com include:spf.protection.outlook.com include:amazonses.com include:emailus.freshservice.com include:spf.agiloft.com include:psm.knowbe4.com include:_spf.salesforce.com ip4:208.86.168.7 -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
29 records- twilio-domain-verification=1bdbd69cbaed40a32870abbf22ba7ee6
- docusign=dd1919c2-c746-467d-a1da-2e57a3d41f8e
- asv=ab64a01f0c7f04322c934e7c6d433101
- jamf-site-verification=yoJwOw2y4TCSB07lblJ_xA
- stripe-verification=c16108e1fc91633cb348215a0c4d62cdf75eeac1922d2db95d53627c4b2d10ce
- stripe-verification=07841a6a22f2c99e9cda6d1108c53eef191237f9bce2d001e725987ed84369aa
- stripe-verification=633e29d8ab5a99582cc415c71e6f9be0e97cd662ea2f76d7da2e7409e315dda5
- meta name="have-i-been-pwned-verification" value="dweb_ua15cnwdx6e058ahr3jg6ei5"
- anthropic-domain-verification-44h5t7=KIRgrgZj4qlcirttJig6rdHL5
- lovable_verification=y1eMQh84xZJvCWJ8c0aM
- 3e28deb5-ed51-4a4f-bb9a-caef891fd7cc
- VM7214
- smartsheet-site-validation=-5rJ9kIsNbzR54dbxriftzllWJ7m55v4
- stripe-verification=cf280240e735508084b6e658e513267d957a66a8702473a3b16914b7139977e3
- SPFv=spf1 include:spf.oncoursehome.com include:spf.protection.outlook.com include:amazonses.com include:emailus.freshservice.com include:spf.agiloft.com include:psm.knowbe4.com include:_spf.salesforce.com ip4:208.86.168.7 -all
- cursor-domain-verification-yazjyp=GpM1K5oDQnCB9Ztte8RCK7ThX
- figma-domain-verification=022414623c8b689e4c349cf3555f706f00370ac1423fe306174f47489e33964a-1758130970
- knowbe4-site-verification=41c04a57810464f09fe6fbdd87debecf
- Foxit-domain-verification=c55f5e33963a62a2ddbbf7626e9282e4
- openai-domain-verification=dv-lu8v51eIibH4BfHMRn8DEQDM
- MS=ms85041101
- neat-pulse-domain-verification-RvkBp3N=b5649c70-5feb-4245-af64-be8764aa99a4
- atlassian-domain-verification=CXdiKDjo10P4uXZqkd0RPBVL2oM1p6mlp8V43XFahWoncnF0dl8TZbGEBk/5hiTQ
- stripe-verification=b048b9dae1d51434eab3b7bee66b3809d7e491ff10b85758039753fc9e4fac43
- stripe-verification=3a696729e7f435c36e3b5f9d5ee0c1f08db088cd4fdcd23415445a44b3eafbec
- stripe-verification=078e52ea908f4c3d0d887c43f9507c40033f4002fa963affa96b73fc6f11189f
- apple-domain-verification=P1RI3OqOqht1vgv1
- stripe-verification=8006fe837feecd5ccde052540cb73b2ec6dd479086a1479f3e85a18c815d9d2a
- teamviewer-sso-verification=8dc00584da6d4261a63c045b419097d3
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