hollidaybookkeeping.com

Valid Email Server
Domain Lookup › hollidaybookkeeping.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
hollidaybookkeeping.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 12:45:59 UTC · ↺ Refresh

MX Hostnames

  • hollidaybookkeeping-com.mail.protection.outlook.com

MX Priorities

  • hollidaybookkeeping-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 104.21.65.126 (no PTR)
  • 172.67.145.107 (no PTR)
  • 2606:4700:3030::ac43:916b
  • 2606:4700:3037::6815:417e

Mail Server IPs

  • 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
  • 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
  • 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
  • 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
  • 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
  • 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com

SOA Record

Raw SOA eva.ns.cloudflare.com dns.cloudflare.com 2396707094 10000 2400 604800 1800
Primary NS (mname)
eva.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396707094
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

todd.ns.cloudflare.com
eva.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:107.189.161.178 include:spf.supportedns.com +ip4:192.110.160.155 +include:servers.mcsv.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 2 found
default._domainkey
k1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • SPFv=spf1 +a +mx +ip4:107.189.161.178 include:spf.supportedns.com +ip4:192.110.160.155 +include:servers.mcsv.net ~all
  • SPFv=spf1 +a +mx +ip4:107.189.161.178 include:spf.supportedns.com +ip4:192.110.160.155 +include:spf.protection.outlook.com -all
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