rasg.org.uk

Valid Email Server
Domain Lookup › rasg.org.uk

Domain Overview

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

Checked via [email protected] · 2026-04-02 17:35:35 UTC · ↺ Refresh

MX Hostnames

  • rasg-org-uk.mail.protection.outlook.com
  • mx2.mailchannels.net
  • mx1.mailchannels.net

MX Priorities

  • rasg-org-uk.mail.protection.outlook.com: 0
  • mx2.mailchannels.net: 10
  • mx1.mailchannels.net: 10

A / AAAA Records

  • 5.134.9.76 ↩ gsh38.guru.net.uk

Mail Server IPs

  • 52.101.89.1 ↩ mail-lo0p265cu00201.inbound.protection.outlook.com
  • 52.101.89.0 ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
  • 52.101.99.2 ↩ mail-cwxp265cu00502.inbound.protection.outlook.com
  • 52.101.99.0 ↩ mail-cwxp265cu00600.inbound.protection.outlook.com
  • 2a01:111:f403:ca1a:: ↩ mail-cwxp265cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:ca1a::1 ↩ mail-cwxp265cu00601.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
  • 54.69.1.140 ↩ ec2-54-69-1-140.us-west-2.compute.amazonaws.com

SOA Record

Raw SOA ns1.guru.net.uk gsh-in.guru.net.uk 2026032501 3600 7200 1209600 86400
Primary NS (mname)
ns1.guru.net.uk
Admin Email (rname)
gsh-in@guru.net.uk
Serial
2026032501
Refresh
3600s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns2.guru.net.uk
ns1.guru.net.uk

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
  • MS=ms36677394
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