Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
onesource.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 09:42:48 UTC · ↺ Refresh
MX Hostnames
- onesource-co-uk.mail.protection.outlook.com
MX Priorities
- onesource-co-uk.mail.protection.outlook.com: 10
A / AAAA Records
- 35.246.40.152 ↩ 152.40.246.35.bc.googleusercontent.com
Mail Server IPs
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-04.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-04.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns1-04.azure-dns.com
ns2-04.azure-dns.net
ns3-04.azure-dns.org
ns4-04.azure-dns.info
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:axiell-uk.net include:servers.mcsv.net include:spf_c.oraclecloud.com include:eu.rp.oracleemaildelivery.com ip4:151.133.3.235/32 ip4:151.133.3.236/32 ip4:151.133.32.52/32 ip4:151.133.32.41/32 ip4:151.133.3.249/32 ip4:141.145.47.19 ip4:141.145.47.18 -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected], mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected], mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._domainkey
✓ Public key: 392 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
1 record- SPFv=spf1 include:spf.protection.outlook.com include:axiell-uk.net include:servers.mcsv.net include:spf_c.oraclecloud.com include:eu.rp.oracleemaildelivery.com ip4:151.133.3.235/32 ip4:151.133.3.236/32 ip4:151.133.32.52/32 ip4:151.133.32.41/32 ip4:151.133.3.249/32 ip4:141.145.47.19 ip4:141.145.47.18 -all
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