Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
leadersinsport.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 16:24:46 UTC · ↺ Refresh
MX Hostnames
- leadersinsport-com.mail.protection.outlook.com
MX Priorities
- leadersinsport-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.26.10.50 (no PTR)
- 104.26.11.50 (no PTR)
- 172.67.70.64
- 2606:4700:20::ac43:4640
- 2606:4700:20::681a:b32
- 2606:4700:20::681a:a32
Mail Server IPs
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
- 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
nia.ns.cloudflare.com dns.cloudflare.com 2398530968 10000 2400 604800 1800
Primary NS (mname)
nia.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398530968
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
nia.ns.cloudflare.com
rob.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_spf1.swapcard.com include:aspmx.pardot.com include:_spf.salesforce.com include:spf.eventsforce.net ip4:52.48.54.246/32 ip4:52.64.111.139/32 ip4:77.68.26.208 ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 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- google-site-verification=7PiBpjFYn4K4fwLlzM58QNm3AMzJhHjyKM7BDtkey-s
- google-site-verification=jNtkMcF0V17btwlWXnU2vcNO_4ZY0iQWpHZaC0TgnNQ
- SPFv=spf1 include:spf.protection.outlook.com include:_spf1.swapcard.com include:aspmx.pardot.com include:_spf.salesforce.com include:spf.eventsforce.net ip4:52.48.54.246/32 ip4:52.64.111.139/32 ip4:77.68.26.208 ~all
- 75F112BCB6
- 9B0CB851F2
- MS=ms71547920
- ZOOM_verify_DdFdPS7k98xAF0OCOVas2O
- ZOOM_verify_MuRZK15nF3slb8DO3Aq2pI
- atlassian-domain-verification=n7oPJnCHxMrm6OHRP18vc0vX3ZSPFuDT7XEkELo4ndZ5MPacry9NzMvm7O08SYbf
- docusign=d3f371d7-77ab-4694-a356-6281a8cfdda7
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for leadersinsport.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits