Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
safe-u.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 13:46:11 UTC · ↺ Refresh
MX Hostnames
- mx2-us1.ppe-hosted.com
- mx1-us1.ppe-hosted.com
MX Priorities
- mx1-us1.ppe-hosted.com: 10
- mx2-us1.ppe-hosted.com: 10
A / AAAA Records
- 20.206.176.8 (no PTR)
Mail Server IPs
- 67.231.154.162 ↩ mx1-us1.ppe-hosted.com
- 148.163.129.50 ↩ mx1-us1.ppe-hosted.com
- 148.163.129.51 ↩ mx2-us1.ppe-hosted.com
- 67.231.154.163 ↩ mx2-us1.ppe-hosted.com
SOA Record
Raw SOA
brady.ns.cloudflare.com dns.cloudflare.com 2396686092 10000 2400 604800 1800
Primary NS (mname)
brady.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396686092
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
uma.ns.cloudflare.com
brady.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_spf-us.ppe-hosted.com include:spf.psm.knowbe4.com include:hubspotemail.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
8 records- 3T54LR9EQZZ3B6OAPLXDDYGR8A2ASTWLD7B6XNK1
- google-site-verification=99pGs74BL23_U_yS3gZUs1QmGQuXhFr_EHdEXP5n7FI
- linkedin-site-verification=480872e5-e802-4654-9e9d-5fca3db3878b
- mscid=CC5B3/m4h8MitApXvCralePo+s67XI4hB/dEBhAAkSi2i1/ie03aCoq0JUvq0R5lV1rVNUY4TGxWcRPPZOfWKQ==
- openai-domain-verification=dv-f2RjL978spM4Rvz8uy9pJ1ud
- ppe-39c64d310e1188a2ac224aea7881bc6df63b3d3e
- q1f33f6bdwrsx10qmc69bycdnj72ls46
- SPFv=spf1 include:spf.protection.outlook.com include:_spf-us.ppe-hosted.com include:spf.psm.knowbe4.com include:hubspotemail.net ~all
Full email verification for safe-u.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits