Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dianecastro.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 22:22:28 UTC · ↺ Refresh
MX Hostnames
- dianecastro-com.mail.protection.outlook.com
MX Priorities
- dianecastro-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.18.15.25 (no PTR)
- 104.18.14.25 (no PTR)
- 2606:4700::6812:e19
- 2606:4700::6812:f19
Mail Server IPs
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
dahlia.ns.cloudflare.com dns.cloudflare.com 2396767192 10000 2400 604800 1800
Primary NS (mname)
dahlia.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396767192
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ernest.ns.cloudflare.com
dahlia.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:secureserver.net include:_spf.google.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 include:spf.protection.outlook.com include:secureserver.net include:_spf.google.com -all
- MS=ms34153074
- google-site-verification=hMv6KQb6rinESVDRbH4wddT4tVdnxAytZGXF2uCv5cY
Full email verification for dianecastro.com
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