Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
clf.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 05:41:11 UTC · ↺ Refresh
MX Hostnames
- clf-org.mail.protection.outlook.com
MX Priorities
- clf-org.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.11 (no PTR)
- 141.193.213.10 (no PTR)
Mail Server IPs
- 52.101.9.17 (no PTR)
- 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns29.worldnic.com namehost.worldnic.com 126011609 10800 3600 604800 3600
Primary NS (mname)
ns29.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126011609
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns29.worldnic.com
ns30.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:outboundmail.convio.net include:outboundmail.blackbaud.net include:_spf.e-activist.com ip4:66.187.204.0/23 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=reject; rua=mailto:dmarc_aggregate_analyser+eb022702d7573c16ad59159ceb33e8c2@zerobounce.net!5k; ruf=mailto:dmarc_forensics_analyser+eb022702d7573c16ad59159ceb33e8c2@zerobounce.net!5k; rf=afrf; pct=100; ri=86400; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:dmarc_aggregate_analyser+eb022702d7573c16ad59159ceb33e8c2@zerobounce.net!5k
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
10 records- airtable-verification=e3b18d7415c05b212fe527c8f60d8393
- yahoo-verification-key=13XNAY6v2b6YEX7NaEyKANw40VnmZijgtl0RqxPocNI=
- SPFv=spf1 include:spf.protection.outlook.com include:outboundmail.convio.net include:outboundmail.blackbaud.net include:_spf.e-activist.com ip4:66.187.204.0/23 -all
- yahoo-verification-key=5GihcCAi2wrMwqo7q/fgqQfpAt5i+pXkbuUDenegaP4=
- apple-domain-verification=MSGCb88uPqmQIhis
- MS=ms84960029
- facebook-domain-verification=whi86yya1ysw4rbamzeo8pzvrljsgf
- google-site-verification=ZQ1d5cCZrj_yHyH_H2iB9hoFxyx4G_hj03QfjSppa4U
- google-site-verification=IVmuYHWuLq95NBq180_vG-Qa9AvjON8WuhzhS83Q0CM
- google-site-verification=cRf_q5_Z6m92hGW1c2JOLUuyx2gy5bX9MCwQnIkrPUk
Full email verification for clf.org
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