Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hidubai.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 12:12:21 UTC · ↺ Refresh
MX Hostnames
- hidubai-com.mail.protection.outlook.com
MX Priorities
- hidubai-com.mail.protection.outlook.com: 0
A / AAAA Records
- 54.179.0.56 ↩ ec2-54-179-0-56.ap-southeast-1.compute.amazonaws.com
- 52.221.166.116 ↩ ec2-52-221-166-116.ap-southeast-1.compute.amazonaws.com
Mail Server IPs
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1769.awsdns-29.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1769.awsdns-29.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1769.awsdns-29.co.uk
ns-366.awsdns-45.com
ns-990.awsdns-59.net
ns-1476.awsdns-56.org
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:amazonses.com include:mail.zendesk.com include:servers.mcsv.net include:zcsend.net include:transmail.net -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict 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
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._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
4 records- SPFv=spf1 include:spf.protection.outlook.com include:amazonses.com include:mail.zendesk.com include:servers.mcsv.net include:zcsend.net include:transmail.net -all
- zoho-verification=zb25950189.zmverify.zoho.com
- MS=ms17264857
- facebook-domain-verification=xfjvep6m3lbrgibf9t179upzqziboo
Full email verification for hidubai.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits