Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cancersf.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 15:31:41 UTC · ↺ Refresh
MX Hostnames
- cancersf-com.mail.protection.outlook.com
MX Priorities
- cancersf-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.21.48.110 (no PTR)
- 172.67.184.46 (no PTR)
- 2606:4700:3032::ac43:b82e
- 2606:4700:3033::6815:306e
Mail Server IPs
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
SOA Record
Raw SOA
ethan.ns.cloudflare.com dns.cloudflare.com 2399948834 10000 2400 604800 1800
Primary NS (mname)
ethan.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399948834
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
magnolia.ns.cloudflare.com
ethan.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:3.214.204.181 ip4:44.211.178.112/28 ip4:3.101.216.144/28 include:spf-us.emailsignatures365.com include:spf.protection.outlook.com include:spf.shield.security ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
2 records- MS=ms48274864
- SPFv=spf1 ip4:3.214.204.181 ip4:44.211.178.112/28 ip4:3.101.216.144/28 include:spf-us.emailsignatures365.com include:spf.protection.outlook.com include:spf.shield.security ~all
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