Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cffcommunications.nl
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 12:14:41 UTC · ↺ Refresh
MX Hostnames
- cffcommunications-nl.mail.protection.outlook.com
MX Priorities
- cffcommunications-nl.mail.protection.outlook.com: 10
A / AAAA Records
- 141.193.213.10 (no PTR)
- 141.193.213.11 (no PTR)
Mail Server IPs
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 2a01:111:f403:ca09::c ↩ mail-as8pr05cu00304.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
SOA Record
Raw SOA
jaziel.ns.cloudflare.com dns.cloudflare.com 2400105561 10000 2400 604800 1800
Primary NS (mname)
jaziel.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400105561
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
jaziel.ns.cloudflare.com
nina.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com ip4:167.89.53.44 ip4:217.196.251.140 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; aspf=r; adkim=r
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
10 records- knowbe4-site-verification=33b0560a5ad982a3f495f682c72005ab
- onetrust-domain-verification=05698a4d76ea4e7588b0c681cc40b0f2
- openai-domain-verification=dv-7P1EonMPb8xhUBQI9129OtvR
- smartsheet-site-validation=Wn6O5bWKiYoFUHMmfuiQfqKtjMLA2zaG
- SPFv=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com ip4:167.89.53.44 ip4:217.196.251.140 -all
- 9607da74-6424-4764-aa61-90e9882118d2
- SSl7XeXALZTnuUa7y4YY6boAmlHifCv1gLFKaA-Jmko
- ZOOM_verify_1gwdYCjaRPeCkiJwj9HyQw
- anthropic-domain-verification-93tfk6=jSDNOoO01AzzbDcvYmptDUBRd
- google-site-verification=SSl7XeXALZTnuUa7y4YY6boAmlHifCv1gLFKaA-Jmko
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