3 hours ago
Breach date: July 30, 2026, at 3:07 PM EDT
Mailshake (mailshake.com) is a sales engagement platform used by marketing and sales teams for cold email outreach, automated sequences, and B2B lead generation. The company has 45 employees and is based in Austin, TX. This export covers 5 years of internal Analytics event data spanning June 2021 through July 2026.
229,519 Total Events | 538 Unique Admin Emails | 735 Unique Emails | ~3,200 Unique User IDs | ~4,800 Unique Device IDs | ~18,500 Unique IPs | 590 Unique Names | 180+ Teams | 49 Paying Subscribers | 14 Countries
Per profile:
Compressed (ZIP): 28.2 MB
Uncompressed: 637 MB
Files:
- mailshake_PII.json - 637 MB
- admin_emails.json - 19.2 KB
- emails.json - 26.7 KB
Free Download: https://anonfilesnew.com/s/2vNrQ8zFXDm
![[Image: images?q=tbn:ANd9GcTxgEnugqtGG_1QroklsLk...u78ZA&s=10]](https://external-content.duckduckgo.com/iu/?u=https%3A%2F%2Fencrypted-tbn0.gstatic.com%2Fimages%3Fq%3Dtbn%3AANd9GcTxgEnugqtGG_1QroklsLk_SuCcbRGTWg-tuCxL5u78ZA%26amp%3Bs%3D10)
I usually don't post small breaches, but I thought Mailshake hadn't had any previous breaches, so I figured, why not? People can harass the admins if they want.
Mailshake (mailshake.com) is a sales engagement platform used by marketing and sales teams for cold email outreach, automated sequences, and B2B lead generation. The company has 45 employees and is based in Austin, TX. This export covers 5 years of internal Analytics event data spanning June 2021 through July 2026.
229,519 Total Events | 538 Unique Admin Emails | 735 Unique Emails | ~3,200 Unique User IDs | ~4,800 Unique Device IDs | ~18,500 Unique IPs | 590 Unique Names | 180+ Teams | 49 Paying Subscribers | 14 Countries
Per profile:
- Admin email address [158,540 records]
- Admin name
- IP address
- City / Region / DMA / Country
- Device ID / Device family / Device type
- OS name / OS version
- Platform / Language
- Team name / Team ID
- User role
- Paying status / MRR / Subscription status
- Product ID / Product billing term
- Mail account counts (Google, Microsoft, SMTP)
- Campaign count / Logged-in count
- Feature flags (mailbox finder, data finder)
- Mailshake use case
- Event type [shows exactly what each admin did: signed-up, logged-in, created-campaign, started-campaign, created-team, accessed-version, purchased, session_start, session_end, Element Clicked, etc.]
- Event time [exact timestamp of every action]
- 85+ user_properties keysCompressed (ZIP): 28.2 MB
Uncompressed: 637 MB
Files:
- mailshake_PII.json - 637 MB
- admin_emails.json - 19.2 KB
- emails.json - 26.7 KB
Free Download: https://anonfilesnew.com/s/2vNrQ8zFXDm
I usually don't post small breaches, but I thought Mailshake hadn't had any previous breaches, so I figured, why not? People can harass the admins if they want.