irtc-hq.com

Valid Email Server
Domain Lookup › irtc-hq.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
irtc-hq.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-20 16:11:12 UTC · ↺ Refresh

MX Hostnames

  • irtchq.mail.protection.office365.us

MX Priorities

  • irtchq.mail.protection.office365.us: 0

A / AAAA Records

  • 34.174.34.253 ↩ 253.34.174.34.bc.googleusercontent.com

Mail Server IPs

  • 23.103.199.170 ↩ mail-cy1usg020170.inbound.protection.outlook.com
  • 23.103.199.138 ↩ mail-bn3usg020138.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.g02.cfdns.net hostmaster.irtc-hq.com 2023010650 3600 1200 1209600 3600
Primary NS (mname)
ns1.g02.cfdns.net
Admin Email (rname)
hostmaster@irtc-hq.com
Serial
2023010650
Refresh
3600s
Retry
1200s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

ns2.g02.cfdns.biz
ns4.g02.cfdns.co.uk
ns1.g02.cfdns.net
ns3.g02.cfdns.info

SPF Record

✓ Soft Fail (~all)
v=spf1 mx ip4:69.73.16.94/32 ip4:4.1.250.210/32 ip4:142.190.154.126/32 ip4:4.37.58.54/32 ip4:4.38.218.78/32 ip4:65.58.58.130/32 ip4:50.223.69.202/32 ip4:97.71.232.50/32 ip4:70.185.25.15/32 ip4:136.44.32.42/32 ip4:20.141.50.50/32 ip4:67.213.192.242/32 include:spf.protection.office365.us ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

8 records
  • 87OIbNL9lzd3PBjDPYvw62bTxxn6CudSrgo3x52al5uOvaWwsPOcrkYnGNUGJQUKDgogik3d1ZGvLF+ph1yy1Q==
  • adobe-idp-site-verification=fd6f09fbb77e4778d6f154d6a34d092baa2ce6f21524b78aa5d72038d5596a66
  • MS=ms64623855
  • SPFv=spf1 mx ip4:69.73.16.94/32 ip4:4.1.250.210/32 ip4:142.190.154.126/32 ip4:4.37.58.54/32 ip4:4.38.218.78/32 ip4:65.58.58.130/32 ip4:50.223.69.202/32 ip4:97.71.232.50/32 ip4:70.185.25.15/32 ip4:136.44.32.42/32 ip4:20.141.50.50/32 ip4:67.213.192.242/32 include:spf.protection.office365.us ~all
  • apple-domain-verification=k0qvlEe4WcNxJsFD
  • 47d5f7c0071013b12203f262661a2a6e26bb1d1e
  • google-site-verification=rFaVFMFZoHcJ3mmxAetxRuoki-I2JJtgk_44JAFZnGk
  • docker-verification=fbb583ae-2878-4e24-a0ca-6718d8473dd0
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