Domain Overview
DNS: ✓ 8h ago
Checker: ✓ 8h ago
tfh.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-21 03:41:24 UTC · ↺ Refresh
MX Hostnames
- tfh-org.mail.protection.outlook.com
MX Priorities
- tfh-org.mail.protection.outlook.com: 0
A / AAAA Records
- 104.26.4.19 (no PTR)
- 172.67.69.76 (no PTR)
- 104.26.5.19
- 2606:4700:20::681a:513
- 2606:4700:20::681a:413
- 2606:4700:20::ac43:454c
Mail Server IPs
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
dale.ns.cloudflare.com dns.cloudflare.com 2404526316 10000 2400 604800 1800
Primary NS (mname)
dale.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2404526316
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
dale.ns.cloudflare.com
karina.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=tfh.org.hosted.spf-report.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=50;rua=mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
⚠ Policy applies to 50% of failing messages only
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
7 records- apple-domain-verification=3vIRa0F-OC0v9aqAd0FBzI7ASGuo7FueRVR2Lc1Cc2E
- apple-domain-verification=XFBGJ2kfgVvHaXVf
- google-site-verification=vuBW3oeN7Ii87KaZM8_aXENpmEolBdhT1_-edt9raNU
- mandrill_verify.gb0EFNyN1BCqX3pa3_WB-Q
- proxy-ssl.webflow.com
- SPFv=spf1 redirect=tfh.org.hosted.spf-report.com include:spf.protection.outlook.com ~all
- MS=ms56390344
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