isolfin.com

Valid Email Server
Domain Lookup › isolfin.com

Domain Overview

DNS: ✓ 1mo ago Checker: ✓ 1mo ago
isolfin.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-09 07:44:09 UTC · ↺ Refresh

MX Hostnames

  • isolfin-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 78.46.4.191 ↩ dedi1491.your-server.de

Mail Server IPs

  • 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
  • 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
  • 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
  • 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com

SOA Record

Raw SOA dns.widhost.net postmaster.isolfin.com 2023011101 3600 900 432000 38400
Primary NS (mname)
dns.widhost.net
Admin Email (rname)
postmaster@isolfin.com
Serial
2023011101
Refresh
3600s
Retry
900s
Expire
432000s
Minimum TTL
38400s

Nameservers (NS)

dns2.widhost.net
dns.widhost.net

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; sp=none; adkim=r; aspf=r
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

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

All TXT Records

2 records
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • MS=ms39074413
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