comhartechgroup.com

Valid Email Server
Domain Lookup › comhartechgroup.com

Domain Overview

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

Checked via [email protected] · 2026-04-01 07:58:47 UTC · ↺ Refresh

MX Hostnames

  • mail.comhartechgroup.com
  • comhartechgroup-com.mail.protection.outlook.com

MX Priorities

  • comhartechgroup-com.mail.protection.outlook.com: 0
  • mail.comhartechgroup.com: 1

A / AAAA Records

  • 185.43.232.251 ↩ forwarder.webhostingireland.ie

Mail Server IPs

  • 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
  • 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
  • 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
  • 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
  • 91.210.235.135 ↩ reliance.webhostingireland.ie

SOA Record

Raw SOA ns1.webhostingireland.ie admins.hostingireland.ie 2026022103 86400 7200 3600000 86400
Primary NS (mname)
ns1.webhostingireland.ie
Admin Email (rname)
admins@hostingireland.ie
Serial
2026022103
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s

Nameservers (NS)

ns3.webhostingireland.ie
ns1.webhostingireland.ie
ns4.webhostingireland.eu
ns2.webhostingireland.ie

SPF Record

✓ Strict (-all)
v=spf1 +a +mx +ip4:91.210.235.135 include:spf.protection.outlook.com include:spf.webhostingireland.ie -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default

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

All TXT Records

1 record
  • SPFv=spf1 +a +mx +ip4:91.210.235.135 include:spf.protection.outlook.com include:spf.webhostingireland.ie -all
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