mrc-cbu.cam.ac.uk

Valid Email Server
Domain Lookup › mrc-cbu.cam.ac.uk

Domain Overview

DNS: ✓ 6d ago Checker: ✓ 6d ago
mrc-cbu.cam.ac.uk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-18 06:16:22 UTC · ↺ Refresh

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MX Hostnames

  • rcpch.ac.uk.mx4.mailanyone.net
  • rcpch.ac.uk.mx6.mailanyone.net
  • rcpch.ac.uk.mx5.mailanyone.net

MX Priorities

  • rcpch.ac.uk.mx4.mailanyone.net: 10
  • rcpch.ac.uk.mx6.mailanyone.net: 30
  • rcpch.ac.uk.mx5.mailanyone.net: 20

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 192.162.219.49 ↩ mx41.electric.net
  • 192.162.219.255 ↩ mx41.electric.net
  • 192.162.219.155 ↩ mx41.electric.net

SOA Record

Raw SOA primary.dns.cam.ac.uk hostmaster.cam.ac.uk 798080045 1200 180 1209600 3600
Primary NS (mname)
primary.dns.cam.ac.uk
Admin Email (rname)
hostmaster@cam.ac.uk
Serial
798080045
Refresh
1200s
Retry
180s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

auth0.dns.cam.ac.uk
auth1.dns.cam.ac.uk

SPF Record

✓ Soft Fail (~all)
v=spf1 include:mx.cam.ac.uk include:spf.fusemail.net ?all
📊 DNS lookups: 3/10
? Neutral (?all) — no enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=50; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 50% of failing messages only

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:mx.cam.ac.uk include:spf.fusemail.net ?all
  • MS=DB969302BA95BB801FD6977D4D88BA309400325D
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