Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
donbest.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 21:34:41 UTC · ↺ Refresh
MX Hostnames
- donbest-com.mail.protection.outlook.com
- mail.donbest.com
MX Priorities
- mail.donbest.com: 100
- donbest-com.mail.protection.outlook.com: 10
A / AAAA Records
- 172.64.147.153 (no PTR)
- 104.18.40.103 (no PTR)
Mail Server IPs
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
maxim.ns.cloudflare.com dns.cloudflare.com 2397881685 10000 2400 604800 1800
Primary NS (mname)
maxim.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397881685
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
maxim.ns.cloudflare.com
savanna.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:149.72.70.173 include:spf.protection.outlook.com include:amazonses.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- MS=ms34305435
- MS=ms46978205
- google-site-verification=x0SIKfbMYIddFwMNeIMTBLmMGJd5b_Vpr1Rj4ZGsLkM
- SPFv=spf1 ip4:149.72.70.173 include:spf.protection.outlook.com include:amazonses.com ~all
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