prima-acr.co.uk

Valid Email Server
Domain Lookup › prima-acr.co.uk

Domain Overview

DNS: ✓ 1h ago Checker: ✓ 1h ago
prima-acr.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-10-29 23:28:59 UTC · ↺ Refresh

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MX Hostnames

  • primaacr-co-uk01c.mail.protection.outlook.com

MX Priorities

  • primaacr-co-uk01c.mail.protection.outlook.com: 0

A / AAAA Records

  • 185.151.30.190 ↩ 185-151-30-190.ptr4.stackcp.net
  • 2a07:7800::190 (no PTR)

Mail Server IPs

  • 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
  • 52.101.68.10 ↩ mail-dbbpr03cu00102.inbound.protection.outlook.com
  • 52.101.181.156 ↩ mail-wa4pr05cu00104.inbound.protection.outlook.com
  • 52.101.103.143 ↩ mail-miypr03cu00107.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c::a ↩ mail-zrxpr07cu00102.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.1stfound.co.uk hostmaster.stackdns.com 1778752133 1800 900 1209600 300
Primary NS (mname)
ns1.1stfound.co.uk
Admin Email (rname)
hostmaster@stackdns.com
Serial
1778752133
Refresh
1800s
Retry
900s
Expire
1209600s
Minimum TTL
300s

Nameservers (NS)

ns1.1stfound.co.uk
ns3.1stfound.co.uk
ns4.1stfound.co.uk
ns2.1stfound.co.uk

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:secureserver.net include:spf.stackmail.com -all
📊 DNS lookups: 3/10
✓ 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

2 records
  • google-site-verification=G8jmDwqUjzbYDR_hFrYYszEzQV64Wkvf-NnfFkfzFII
  • SPFv=spf1 include:spf.protection.outlook.com include:secureserver.net include:spf.stackmail.com -all
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