buildingbt.com

Valid Email Server
Domain Lookup › buildingbt.com

Domain Overview

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

Checked via [email protected] · 2026-03-26 06:16:43 UTC · ↺ Refresh

MX Hostnames

  • buildingbt-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 45.32.68.253 ↩ buildingbt.tempurl.host
  • 2001:19f0:6001:1d5c:5400:4ff:feba:9406 (no PTR)

Mail Server IPs

  • 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
  • 52.101.194.0 ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
  • 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
  • 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
  • 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
  • 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.vultr.com dnsadm.choopa.com 0 10800 3600 604800 3600
Primary NS (mname)
ns1.vultr.com
Admin Email (rname)
dnsadm@choopa.com
Serial
0
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns1.wpdns.host
ns2.wpdns.host
ns3.wpdns.host

SPF Record

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

3 records
  • v=verifydomain MS=7703314
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • google-site-verification=xKQghdbrN5szeoaUxlQ9iRUcoP37hCuykRG75DMN90U
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