theisn.org

Valid Email Server
Domain Lookup › theisn.org

Domain Overview

DNS: ✓ 1d ago Checker: ✓ 1d ago
theisn.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-07-01 14:23:09 UTC · ↺ Refresh

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MX Hostnames

  • theisn-org.mail.protection.outlook.com

MX Priorities

  • theisn-org.mail.protection.outlook.com: 0

A / AAAA Records

  • 51.210.6.77 ↩ 77.ip-51-210-6.eu

Mail Server IPs

  • 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
  • 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
  • 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
  • 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com

SOA Record

Raw SOA ns31.domaincontrol.com dns.jomax.net 2026060300 28800 7200 604800 600
Primary NS (mname)
ns31.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026060300
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns31.domaincontrol.com
ns32.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.em.secureserver.net ip4:51.210.6.77 ip4:207.97.230.244 ip4:207.97.230.13 ip4:72.55.140.8 ip4:204.232.168.44 include:spf.protection.outlook.com include:servers.mcsv.net include:sendgrid.net include:_spf.mailersend.net -all
📊 DNS lookups: 5/10
✓ 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

✗ 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

6 records
  • SPFv=spf1 include:spf.em.secureserver.net ip4:51.210.6.77 ip4:207.97.230.244 ip4:207.97.230.13 ip4:72.55.140.8 ip4:204.232.168.44 include:spf.protection.outlook.com include:servers.mcsv.net include:sendgrid.net include:_spf.mailersend.net -all
  • _globalsign-domain-verification=n7XAP3OEOecVDhullkXMpjpsZ1CwQZb1w_dmcUodHg
  • _globalsign-domain-verification=PsVpgR9O9QyeqrAG9ZEzZ0cZ2XbvsTGU9gQ6AyjOS1
  • google-site-verification=amj4-0prMfs64g1azNFyaRISp9bncJzAlgI9wkbp9sM
  • MS=ms18649093
  • pardot463452=46848277916642a08584c0f16435abd1934cd6d969f2a5836c67a5e59497302e
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