ttool.net

Valid Email Server
Domain Lookup › ttool.net

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
ttool.net
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-03 15:03:20 UTC · ↺ Refresh

MX Hostnames

  • triangletool.mail.protection.office365.us

MX Priorities

  • triangletool.mail.protection.office365.us: 10

A / AAAA Records

  • 192.254.234.146 ↩ 192-254-234-146.unifiedlayer.com

Mail Server IPs

  • 23.103.199.170 ↩ mail-cy1usg020170.inbound.protection.outlook.com
  • 23.103.199.138 ↩ mail-bn3usg020138.inbound.protection.outlook.com
  • 2001:489a:2202:4::10 ↩ mail-bn3usg020010.inbound.protection.outlook.com
  • 2001:489a:2202:5::10 ↩ mail-cy1usg020010.inbound.protection.outlook.com

SOA Record

Raw SOA cbru.br.ns.els-gms.att.net rm-hostmaster.ems.att.com 22 10800 3600 604800 86400
Primary NS (mname)
cbru.br.ns.els-gms.att.net
Admin Email (rname)
rm-hostmaster@ems.att.com
Serial
22
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

cbru.br.ns.els-gms.att.net
cmtu.mt.ns.els-gms.att.net

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protection.office365.us a:dispatch-us.ppe-hosted.com include:autotask.net ip4:12.133.127.242 ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

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

4 records
  • MS=CEAD37DA906741FE1DFC631C9EAD21ADBFAC04CD
  • SPFv=spf1 include:spf.protection.office365.us a:dispatch-us.ppe-hosted.com include:autotask.net ip4:12.133.127.242 ~all
  • af36lecljpqfni8i5u8vrn9lnv
  • MS=ms36513762
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