Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ihcckc.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 02:29:15 UTC · ↺ Refresh
MX Hostnames
- ihcckc-com.mail.protection.outlook.com
MX Priorities
- ihcckc-com.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.154.243 (no PTR)
- 104.21.6.53 (no PTR)
- 2606:4700:3030::6815:635
- 2606:4700:3031::ac43:9af3
Mail Server IPs
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
yichun.ns.cloudflare.com dns.cloudflare.com 2396886626 10000 2400 604800 1800
Primary NS (mname)
yichun.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396886626
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
yichun.ns.cloudflare.com
zita.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:168.245.126.209/32 ip4:168.245.121.127/32 ip4:50.31.61.116/32 include:sendgrid.net include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
2 records- mscid=9A8pqj1gH4OWlv0PtBPxn/w/ZaChEkM5Y5CWAW58C9+3MlVam5VIAoxeHfQxxAZp2AG1N+EKJSV6ivhu/oGecA==
- SPFv=spf1 ip4:168.245.126.209/32 ip4:168.245.121.127/32 ip4:50.31.61.116/32 include:sendgrid.net include:spf.protection.outlook.com -all
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