Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
onboardpartners.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 14:41:19 UTC · ↺ Refresh
MX Hostnames
- onboardpartners-com.mail.protection.outlook.com
MX Priorities
- onboardpartners-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.21.94.235 (no PTR)
- 172.67.141.125 (no PTR)
- 2606:4700:3030::6815:5eeb
- 2606:4700:3037::ac43:8d7d
Mail Server IPs
- 52.101.9.17 (no PTR)
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
SOA Record
Raw SOA
rita.ns.cloudflare.com dns.cloudflare.com 2398251951 10000 2400 604800 1800
Primary NS (mname)
rita.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398251951
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
skip.ns.cloudflare.com
rita.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_netblocks.mimecast.com include:spf.smtp2go.com include:spf.ess.barracudanetworks.com include:_spf.psm.knowbe4.com ip4:40.143.114.20 ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=r;adkim=r;fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
3 records- SPFv=spf1 include:spf.protection.outlook.com include:_netblocks.mimecast.com include:spf.smtp2go.com include:spf.ess.barracudanetworks.com include:_spf.psm.knowbe4.com ip4:40.143.114.20 ~all
- 0ed1fe018ad80f06d0aec54f9baa5ea8cd2633fb0c
- MS=ms30539407
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 onboardpartners.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits