t-three.com

Valid Email Server
Domain Lookup › t-three.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
t-three.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-27 08:34:21 UTC · ↺ Refresh

MX Hostnames

  • eu-smtp-inbound-1.mimecast.com
  • eu-smtp-inbound-2.mimecast.com

MX Priorities

  • eu-smtp-inbound-2.mimecast.com: 10
  • eu-smtp-inbound-1.mimecast.com: 10

A / AAAA Records

  • 79.170.40.4 ↩ webforwards.extendcp.co.uk

Mail Server IPs

  • 195.130.217.211 ↩ eu-smtp-inbound-2.mimecast.com
  • 91.220.42.211 ↩ eu-smtp-inbound-1.mimecast.com
  • 195.130.217.201 ↩ eu-smtp-inbound-1.mimecast.com
  • 91.220.42.241 ↩ eu-smtp-inbound-1.mimecast.com
  • 91.220.42.201 ↩ eu-smtp-inbound-2.mimecast.com
  • 195.130.217.241 ↩ eu-smtp-inbound-1.mimecast.com

SOA Record

Raw SOA ns43.domaincontrol.com dns.jomax.net 2026031100 28800 7200 604800 600
Primary NS (mname)
ns43.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026031100
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns43.domaincontrol.com
ns44.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 mx a include:eu._netblocks.mimecast.com include:spf.protection.outlook.com include:spf.uk.signature365.net include:soverin.net ip4:167.98.56.64/27 ip4:167.98.57.75 ip4:80.6.91.150 -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; adkim=r; aspf=r; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

5 records
  • T0T3H58172
  • 0ed1fe018af62d0a9a5982416f8d65fa498dce9021
  • SPFv=spf1 mx a include:eu._netblocks.mimecast.com include:spf.protection.outlook.com include:spf.uk.signature365.net include:soverin.net ip4:167.98.56.64/27 ip4:167.98.57.75 ip4:80.6.91.150 -all
  • MS=ms10095347
  • MS=ms53890696
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