Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fsdl.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 02:21:46 UTC · ↺ Refresh
MX Hostnames
- fsdl-co-uk.mail.protection.outlook.com
MX Priorities
- fsdl-co-uk.mail.protection.outlook.com: 0
A / AAAA Records
- 185.194.90.14 ↩ nappa-lon.krystal.uk
Mail Server IPs
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.livedns.co.uk admin.fsdl.co.uk 1564663898 10800 3600 604800 3600
Primary NS (mname)
ns1.livedns.co.uk
Admin Email (rname)
admin@fsdl.co.uk
Serial
1564663898
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.livedns.co.uk
ns3.livedns.co.uk
ns1.livedns.co.uk
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.cloudplatform1.com ip4:62.232.154.154 ip4:217.13.153.122 ip4:195.8.66.1 ip4:195.8.89.34/24 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
2 records- contact: [email protected]
- SPFv=spf1 include:spf.protection.outlook.com include:spf.cloudplatform1.com ip4:62.232.154.154 ip4:217.13.153.122 ip4:195.8.66.1 ip4:195.8.89.34/24 -all
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