Domain Overview
DNS: ✓ 15d ago
Checker: ✓ 15d ago
yubagroup.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-10-11 21:25:08 UTC · ↺ Refresh
MX Hostnames
- yubagroup-com.mail.protection.outlook.com
MX Priorities
- yubagroup-com.mail.protection.outlook.com: 10
A / AAAA Records
- 162.159.135.42 (no PTR)
Mail Server IPs
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 52.101.42.84 ↩ mail-co1pr02cu00204.inbound.protection.outlook.com
- 52.101.40.28 ↩ mail-cy1pr02cu00104.inbound.protection.outlook.com
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c92c::7 ↩ mail-dm3pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:c946::14 ↩ mail-ch3pr04cu00104.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c927::8 ↩ mail-bn3pr0301cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns47.domaincontrol.com dns.jomax.net 2026061800 28800 7200 604800 3600
Primary NS (mname)
ns47.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026061800
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns48.domaincontrol.com
ns47.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=quarantine; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✗ None detectedNo 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
4 records- ca3-005b747012fd4f698e75f0daf5f61bdb
- google-site-verification=H7tUoEahm27PMKwX3Bz92i-0RiBF4-jlnQCi86hjY7A
- SPFv=spf1 include:spf.protection.outlook.com -all
- v=verifydomain MS=6214784
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