Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jbknowledge.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 07:44:17 UTC · ↺ Refresh
MX Hostnames
- jbknowledge-com.mail.protection.outlook.com
MX Priorities
- jbknowledge-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.199.126.146 ↩ 146.126.199.104.bc.googleusercontent.com
Mail Server IPs
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
ns57.domaincontrol.com dns.jomax.net 2025010600 28800 7200 604800 600
Primary NS (mname)
ns57.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025010600
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns57.domaincontrol.com
ns58.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx include:spf.protection.outlook.com include:sendgrid.net include:servers.mcsv.net include:_spf.salesforce.com include:_spf.google.com ip4:167.89.118.52 ip4:167.89.118.83 ip4:167.89.123.54 ip4:167.89.123.124 ip4:148.105.13.171 ip4:167.89.100.227 ip4:168.245.14.248 ip4:149.72.146.172 ip4:205.201.133.57 include:hubspotemail.net a:jbknowledge.com ~all
📊 DNS lookups: 9/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none; pct=20; ruf=mailto:[email protected],mailto:[email protected]; rua=mailto:[email protected],mailto:[email protected]; rf=afrf; ri=86400
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none
⚠ Policy applies to 20% of failing messages only
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
8 records- citrix-verification-code=af7bf406-0090-4d95-b7bc-0354325dca25
- google-site-verification=PaMlJk1kJprBQUg6jsXpQQlk56vipeOSUS3A1nN2PtY
- MS=ms55031206
- atlassian-domain-verification=fgkMTdqDgEmtWHLl3rmZQRITdW4pNITVXPcPhKuKujN7Fy4w6f8tZsxtCe7gPoPu
- ZOOM_verify_gUSFSM5-ScK322cxpyvhYQ
- SPFv=spf1 a mx include:spf.protection.outlook.com include:sendgrid.net include:servers.mcsv.net include:_spf.salesforce.com include:_spf.google.com ip4:167.89.118.52 ip4:167.89.118.83 ip4:167.89.123.54 ip4:167.89.123.124 ip4:148.105.13.171 ip4:167.89.100.227 ip4:168.245.14.248 ip4:149.72.146.172 ip4:205.201.133.57 include:hubspotemail.net a:jbknowledge.com ~all
- google-site-verification=3iCJxeVtU1FXP4w67kwwaM_RYbGx0YqXlR2TOafuQxQ
- google-site-verification=5rPDbDU0D9JAnZC8_H8afTLkuSOxNCmIX9_Wm6MGm2M
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