Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fluidstudiosltd.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 23:17:22 UTC · ↺ Refresh
MX Hostnames
- fluidstudiosltd-com.mail.protection.outlook.com
MX Priorities
- fluidstudiosltd-com.mail.protection.outlook.com: 0
A / AAAA Records
- 185.151.30.223 ↩ 185-151-30-223.ptr4.stackcp.net
- 2a07:7800::223 (no PTR)
Mail Server IPs
- 52.101.99.0 ↩ mail-cwxp265cu00600.inbound.protection.outlook.com
- 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
- 2a01:111:f403:ca1a::1 ↩ mail-cwxp265cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca0b:: ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::2 ↩ mail-lo0p265cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca1a:: ↩ mail-cwxp265cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.nimbushosting.co.uk hostmaster.nimbushosting.co.uk 2025102801 3600 3600 86400 3600
Primary NS (mname)
ns1.nimbushosting.co.uk
Admin Email (rname)
hostmaster@nimbushosting.co.uk
Serial
2025102801
Refresh
3600s
Retry
3600s
Expire
86400s
Minimum TTL
3600s
Nameservers (NS)
ns2.nimbushosting.co.uk
ns1.nimbushosting.co.uk
ns3.nimbushosting.co.uk
SPF Record
✓ Strict (-all)
v=spf1 ip4:185.17.181.54 ip4:92.51.170.64/27 ip4:79.170.44.0/24 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 ip4:185.17.181.54 ip4:92.51.170.64/27 ip4:79.170.44.0/24 include:spf.protection.outlook.com -all
- MS=ms36663859
- MS=ms80153071
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