Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jcocpas.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 00:18:07 UTC · ↺ Refresh
MX Hostnames
- jcocpas-com.mail.protection.outlook.com
MX Priorities
- jcocpas-com.mail.protection.outlook.com: 0
A / AAAA Records
- 52.27.99.119 ↩ ec2-52-27-99-119.us-west-2.compute.amazonaws.com
Mail Server IPs
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 52.101.194.0 ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
ns31.worldnic.com namehost.worldnic.com 124031122 10800 3600 604800 3600
Primary NS (mname)
ns31.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
124031122
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns32.worldnic.com
ns31.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;aspf=s;adkim=s;pct=100
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ 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
5 records- ns2.bdm.microsoftonline.com
- SPFv=spf1 include:spf.protection.outlook.com -all
- ns1.bdm.microsoftonline.com
- ns3.bdm.microsoftonline.com
- ns4.bdm.microsoftonline.com
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