Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
3fils.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-18 23:42:29 UTC · ↺ Refresh
MX Hostnames
- 3fils-com.mail.protection.outlook.com
MX Priorities
- 3fils-com.mail.protection.outlook.com: 0
A / AAAA Records
- 216.198.79.1 (no PTR)
Mail Server IPs
- 52.101.162.0 ↩ mail-ct2p275cu01000.inbound.protection.outlook.com
- 52.101.160.1 ↩ mail-jn3p275cu00401.inbound.protection.outlook.com
- 52.101.162.1 ↩ mail-ct2p275cu01101.inbound.protection.outlook.com
- 52.101.160.0 ↩ mail-jnyp275cu00200.inbound.protection.outlook.com
- 2a01:111:f403:ca2a::1 ↩ mail-ct2p275cu01101.inbound.protection.outlook.com
- 2a01:111:f403:ca2a:: ↩ mail-ct2p275cu01000.inbound.protection.outlook.com
- 2a01:111:f403:ca28:: ↩ mail-jnyp275cu00200.inbound.protection.outlook.com
- 2a01:111:f403:ca28::1 ↩ mail-jn3p275cu00401.inbound.protection.outlook.com
SOA Record
Raw SOA
cora.ns.cloudflare.com dns.cloudflare.com 2404240324 10000 2400 604800 1800
Primary NS (mname)
cora.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2404240324
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
cora.ns.cloudflare.com
jonah.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:secureserver.net -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- 6d4239768a456f1321cab8bdec94f0f3
- MS=ms75115278
- google-site-verification=kT4gyAAwFTSLPh-QoACnTaWu7Ct78qQXPcTn52Mml5s
- SPFv=spf1 include:secureserver.net -all
Full email verification for 3fils.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits