Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
founders3.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 18:00:36 UTC · ↺ Refresh
MX Hostnames
- founders3-com.mail.protection.outlook.com
MX Priorities
- founders3-com.mail.protection.outlook.com: 0
A / AAAA Records
- 35.209.74.144 ↩ 144.74.209.35.bc.googleusercontent.com
Mail Server IPs
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.appriver.com jchmiel.founders3.com 2026020405 86400 3600 777600 3600
Primary NS (mname)
dns1.appriver.com
Admin Email (rname)
jchmiel@founders3.com
Serial
2026020405
Refresh
86400s
Retry
3600s
Expire
777600s
Minimum TTL
3600s
Nameservers (NS)
dns1.appriver.com
dns2.appriver.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:spf.us.exclaimer.net include:spf.constantcontact.com include:asp-spf1.yardi.com include:asp-spf2.yardi.com include:one.zoho.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ 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: 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
1 record- SPFv=spf1 include:spf.protection.outlook.com include:spf.us.exclaimer.net include:spf.constantcontact.com include:asp-spf1.yardi.com include:asp-spf2.yardi.com include:one.zoho.com ~all
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