Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cfnuk.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 20:12:41 UTC · ↺ Refresh
MX Hostnames
- cfnuk-com.mail.protection.outlook.com
MX Priorities
- cfnuk-com.mail.protection.outlook.com: 0
A / AAAA Records
- 217.160.0.185 ↩ 217-160-0-185.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::230 ↩ 2001-08d8-100f-f000-0000-0000-0000-0230.elastic-ssl.ui-r.com
Mail Server IPs
- 52.101.99.2 ↩ mail-cwxp265cu00502.inbound.protection.outlook.com
- 52.101.89.0 ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
- 52.101.99.0 ↩ mail-cwxp265cu00600.inbound.protection.outlook.com
- 52.101.89.1 ↩ mail-lo0p265cu00201.inbound.protection.outlook.com
- 2a01:111:f403:ca1a:: ↩ mail-cwxp265cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::2 ↩ mail-lo0p265cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca1a::1 ↩ mail-cwxp265cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::1 ↩ mail-lo3p265cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1094.ui-dns.org hostmaster.1and1.com 2017081015 28800 7200 604800 300
Primary NS (mname)
ns1094.ui-dns.org
Admin Email (rname)
hostmaster@1and1.com
Serial
2017081015
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1090.ui-dns.de
ns1125.ui-dns.biz
ns1118.ui-dns.com
ns1094.ui-dns.org
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:81.134.88.137 include:spf.protection.outlook.com include:_spf.elasticemail.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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 ip4:81.134.88.137 include:spf.protection.outlook.com include:_spf.elasticemail.com ~all
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