Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gcu.ac.uk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 09:15:20 UTC · ↺ Refresh
MX Hostnames
- uk.mx2.mx25.net
- uk.mx3.mailanyone.net
- uk.mx4.mx25.net
- uk.mx1.mailanyone.net
MX Priorities
- uk.mx3.mailanyone.net: 30
- uk.mx4.mx25.net: 40
- uk.mx1.mailanyone.net: 10
- uk.mx2.mx25.net: 20
A / AAAA Records
- 43.245.41.60 ↩ 60.41.245.43.in-addr.arpa
Mail Server IPs
- 192.162.219.255 ↩ mx41.electric.net
- 192.162.219.49 ↩ mx41.electric.net
- 192.162.219.155 ↩ mx41.electric.net
SOA Record
Raw SOA
jamba.gcal.ac.uk inns.gcal.ac.uk 2026020301 28800 7200 604800 86400
Primary NS (mname)
jamba.gcal.ac.uk
Admin Email (rname)
inns@gcal.ac.uk
Serial
2026020301
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
phoenix.gcal.ac.uk
jamba.gcal.ac.uk
ns4.ja.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:mh.blackboard.com include:spf.mailanyone.net include:_spf.explore-blue.com include:spf-eu.exlibrisgroup.com include:spf.recruitmail.com include:spf.mail.wpmhost.net ip4:193.62.224.53/32 ip4:193.62.224.144/32 ip4:195.59.63.225/32 ip4:185.64.253.15/32 ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
11 records- google-site-verification=vjEZXTiLxGh9XXfNOggdHv6Z4lN7Hx2eRmi0RvDDtKo
- QuoVadis=e79c45ef-347e-4f7e-962f-77cb826623da
- jamf-site-verification=LhA6bHsqM4qkTrqWa-UfRw
- atlassian-domain-verification=MpZKEaoT8Mej1YPfBEaL6OUaUsR8IDuivbV4qhdgamrHmRGP8Nsmc6QPxaFMtxp6
- apple-domain-verification=nLAhRzHmF3sQ5H1G
- ZOOM_verify_vGOoR2C1l8XkaSmEDOwMBl
- SPFv=spf1 include:spf.protection.outlook.com include:mh.blackboard.com include:spf.mailanyone.net include:_spf.explore-blue.com include:spf-eu.exlibrisgroup.com include:spf.recruitmail.com include:spf.mail.wpmhost.net ip4:193.62.224.53/32 ip4:193.62.224.144/32 ip4:195.59.63.225/32 ip4:185.64.253.15/32 ~all
- MS=ms44042811
- QuoVadis=c1fa595d-16a2-459c-8265-47edea873e34
- autodesk-domain-verification=KCxGIvfKREWKwkoUQ2Z-
- adobe-idp-site-verification=10bc6eb492329c66562a50504ad13a5c4188beeaba75c396f9da46cd73c9cd89
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