Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rmzcpas.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 09:33:21 UTC · ↺ Refresh
MX Hostnames
- rmzcpas-com.mail.protection.outlook.com
MX Priorities
- rmzcpas-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
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
ns67.worldnic.com namehost.worldnic.com 125042113 10800 3600 604800 3600
Primary NS (mname)
ns67.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125042113
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns67.worldnic.com
ns68.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:75.127.251.58 include:spf.autopilothq.com include:sendgrid.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ 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- SPFv=spf1 include:spf.protection.outlook.com ip4:75.127.251.58 include:spf.autopilothq.com include:sendgrid.net -all
- MS=ms30465579
- 9b905kl3l517cvcev6gppiqnfn
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