build38.com

Valid Email Server
Domain Lookup › build38.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
build38.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-23 10:39:25 UTC · ↺ Refresh

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MX Hostnames

  • build38-com.mail.protection.outlook.com

MX Priorities

  • build38-com.mail.protection.outlook.com: 10

A / AAAA Records

  • 35.214.154.216 ↩ 216.154.214.35.bc.googleusercontent.com

Mail Server IPs

  • 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
  • 52.101.185.24 ↩ mail-zrxpr07cu00100.inbound.protection.outlook.com
  • 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
  • 52.101.91.159 ↩ mail-matpr04cu00207.inbound.protection.outlook.com
  • 2a01:111:f403:ca48::8 ↩ mail-miypr02cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca48::a ↩ mail-miypr02cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c::8 ↩ mail-zrxpr05cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca48::c ↩ mail-miypr03cu00104.inbound.protection.outlook.com

SOA Record

Raw SOA kira.ns.cloudflare.com dns.cloudflare.com 2415410972 10000 2400 604800 1800
Primary NS (mname)
kira.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2415410972
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

kira.ns.cloudflare.com
theo.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:eu.transmail.net include:eu-sender.zohoinvoice.com include:one.zoho.eu include:amazonses.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=100; fo=1
~ 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

7 records
  • google-site-verification=DJZ2xo6BA1u7hF-04PK96fgUG6UAXL2eKAMFBMle-wk
  • google-site-verification=ZLFxAxQ7Z5LUx7LKEjpvhPqm4c86GKARtNZcMdbSFEo
  • strike-domain-verification=8b94a79c-7bd6-4831-90f9-37514b077e78
  • SPFv=spf1 include:spf.protection.outlook.com include:eu.transmail.net include:eu-sender.zohoinvoice.com include:one.zoho.eu include:amazonses.com -all
  • MS=ms79133371
  • atlassian-domain-verification=nuYlSnFVcCd12mlThEDLR3H0H2avmJu/jsrx2Ij25rnW0bwJgFAjIsYPO9uZgdt6
  • ethiack-verification=43968ec8ad9657a9117cae54e7c2f823f4d6f9e41f5353de250525870788c9ad46abe814fbc6ed3a8dc680d2e34470027117146c57c39bcc8353aab8b12d632a
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