rsselectrical.co.uk

Valid Email Server
Domain Lookup › rsselectrical.co.uk

Domain Overview

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

Checked via [email protected] · 2026-03-18 01:00:44 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 104.21.14.72 (no PTR)
  • 172.67.158.43 (no PTR)
  • 2606:4700:3030::6815:e48
  • 2606:4700:3037::ac43:9e2b

Mail Server IPs

  • 52.101.89.2 ↩ mail-lo3p265cu00302.inbound.protection.outlook.com
  • 52.101.89.0 ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
  • 52.101.99.2 ↩ mail-cwxp265cu00502.inbound.protection.outlook.com
  • 52.101.89.1 ↩ mail-lo0p265cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:ca0b::2 ↩ mail-lo0p265cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca0b::1 ↩ mail-lo3p265cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:ca0b:: ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
  • 2a01:111:f403:ca1a:: ↩ mail-cwxp265cu00500.inbound.protection.outlook.com

SOA Record

Raw SOA rosa.ns.cloudflare.com dns.cloudflare.com 2398342393 10000 2400 604800 1800
Primary NS (mname)
rosa.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398342393
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

trevor.ns.cloudflare.com
rosa.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ 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
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • mscid=Ky7mmKiY+amVPbj++5nvXzdTwtexVQB+Ai18PFMe693Ev97MtTBnflL+6XxHQXYhmwflRIRRN1hGMFlpAoxztQ==
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