arhcontractors.co.uk

Valid Email Server
Domain Lookup › arhcontractors.co.uk

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
arhcontractors.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-18 21:04:14 UTC · ↺ Refresh

MX Hostnames

  • arhcontractors-co-uk.mail.protection.outlook.com

MX Priorities

  • arhcontractors-co-uk.mail.protection.outlook.com: 0

A / AAAA Records

  • 77.95.113.55 ↩ d719.lon1.mysecurecloudhost.com

Mail Server IPs

  • 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
  • 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
  • 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
  • 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.osamweb2.com servers.mysecurecloudhost.com 2023060102 3600 1800 1209600 86400
Primary NS (mname)
ns1.osamweb2.com
Admin Email (rname)
servers@mysecurecloudhost.com
Serial
2023060102
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns4.osamweb2.com
ns2.osamweb2.com
ns1.osamweb2.com
ns3.osamweb2.com

SPF Record

✓ Strict (-all)
v=spf1 +a +mx +ip4:104.248.161.225 include:spf.mysecurecloudhost.com +ip4:77.95.113.55 +include:spf.protection.outlook.com -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 +ip4:104.248.161.225 include:spf.mysecurecloudhost.com +ip4:77.95.113.55 +include:spf.protection.outlook.com -all
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