Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
crownbio.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 06:34:30 UTC · ↺ Refresh
MX Hostnames
- crownbio-com.mail.protection.outlook.com
MX Priorities
- crownbio-com.mail.protection.outlook.com: 1
A / AAAA Records
- 199.60.103.24 (no PTR)
- 199.60.103.124 (no PTR)
Mail Server IPs
- 52.101.124.117 ↩ mail-tydpr03cu00105.inbound.protection.outlook.com
- 52.101.157.80 ↩ mail-os8pr02cu00100.inbound.protection.outlook.com
- 52.101.137.0 ↩ mail-sg2pr03cu00500.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::8 ↩ mail-tydpr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:cc09:: ↩ mail-sg2pr03cu00500.inbound.protection.outlook.com
- 2a01:111:f403:cc1f::4 ↩ mail-os8pr02cu00104.inbound.protection.outlook.com
SOA Record
Raw SOA
pdns11.domaincontrol.com dns.jomax.net 2026031800 28800 7200 604800 600
Primary NS (mname)
pdns11.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026031800
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
pdns11.domaincontrol.com
pdns12.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com include:spfus.rocketseed.com include:1933423.spf10.hubspotemail.net include:mailgun.org include:_spf.salesforce.com include:_spf.qualtrics.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; 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
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
11 records- google-site-verification=BJ2EyzJz3lNrHKzyLdACa0pofFJr6_SbNiy3_tYCZl4
- cursor-domain-verification-26d34w=8dxm2wjthcL8FmzeDSrUCsjA7
- apple-domain-verification=cKMtNtBayKn9b0LM
- google-site-verification=cC56jR2mUcao2vjukU6JXWewD5YXPXohg1sA66vN3Fw
- teamviewer-sso-verification=cd7fee858ddb4e09aad0252d52105641
- openai-domain-verification=dv-bFMPKKGSKM0FdEAxsfr61icl
- SPFv=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com include:spfus.rocketseed.com include:1933423.spf10.hubspotemail.net include:mailgun.org include:_spf.salesforce.com include:_spf.qualtrics.com -all
- smartsheet-site-validation=YJfFH2rXpf4znB3knjOp1EpzKRBqWi-S
- atlassian-sending-domain-verification=42af0549-2e31-49d0-b566-dc23bb0ec313
- atlassian-domain-verification=FDxCEkMV3xJ8cKNJ07xowjpgItQOi5roTh7Qb7VvaJAQpSzE7TYj9UaZrMaCglFd
- 63E41906DF
Full email verification for crownbio.com
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