Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ccusa.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 21:36:59 UTC · ↺ Refresh
MX Hostnames
- ccusa-com.mail.protection.outlook.com
MX Priorities
- ccusa-com.mail.protection.outlook.com: 0
A / AAAA Records
- 162.159.136.54 (no PTR)
Mail Server IPs
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ns10.digicertdns.com dns.digicertdns.com 2009010356 43200 3600 1209600 180
Primary NS (mname)
ns10.digicertdns.com
Admin Email (rname)
dns@digicertdns.com
Serial
2009010356
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns12.digicertdns.com
ns15.digicertdns.net
ns10.digicertdns.com
ns11.digicertdns.com
ns14.digicertdns.net
ns13.digicertdns.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com a:ipax.ccusa.com a:www.ccusa.com a:www.ccusatax.com ip4:66.244.246.32/28 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; adkim=r; aspf=r;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
3 records- google-site-verification=PiEHrv_M3ZKNd1H_Xy5vdOUkdN-hyyuu2M2fJrM4u-w
- SPFv=spf1 include:spf.protection.outlook.com a:ipax.ccusa.com a:www.ccusa.com a:www.ccusatax.com ip4:66.244.246.32/28 -all
- apple-domain-verification=ojhZZPZlc8ahLCdH
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