Email Address Breach Summary and Analysis

Use this free service to check if an email address is in any hacked data from known database breaches. Get a summary of what specific information may be at risk, critical personal identity alerts, a relative exposure rating and more. Results are shown immediately - no verification, upgrades or extra steps are required.


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breach data from: Have I Been pwned?

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Recent Global Data Breaches

  • DemandScience by Pure Incubation - 121,796,165 breached accounts
    In early 2024, a large corpus of data from DemandScience (a company owned by Pure Incubation), appeared for sale on a popular hacking forum. Later attributed to a leak from a decommissioned legacy system, the breach contained extensive data that was largely business contact information aggregated from public sources. Specifically, the data included 122M unique corporate email addresses, physical addresses, phone numbers, employers and job titles. It also included names and for many individuals, a link to their LinkedIn profile.

     
  • Hot Topic - 56,904,909 breached accounts
    In October 2024, retailer Hot Topic suffered a data breach that exposed 57 million unique email addresses. The impacted data also included physical addresses, phone numbers, purchases, genders, dates of birth and partial credit data containing card type, expiry and last 4 digits.

     
  • Earth 2 - 420,961 breached accounts
    In October 2024, 421k unique email addresses from the virtual earth game Earth 2 were derived from embedded Gravatar images. Appearing alongside player usernames, the root cause was related to how Gravatar presents links to avatars as MD5 hashes within consuming services, a feature Earth 2 advised has now been disabled on their platform. This incident did not expose any further personal information, passwords or financial data.

     
  • Dennis Kirk - 1,356,026 breached accounts
    In October 2024, almost 20GB of data containing 1.3M unique email addresses from motorcycle supplies store Dennis Kirk was circulated. Dating back to September 2021, the data also contained purchases from the online store along with customer names, phone numbers and postcodes. Dennis Kirk did not respond to multiple attempts to make contact about the breach. The data was provided to HIBP by a source who requested it be attributed to "IntelBroker, almighty444 & EnergyWeaponUser".

     
  • Altenen - 1,267,701 breached accounts
    In June 2022, the malicious "carding" (referring to credit card fraud) website Altenen suffered a data breach that was later redistributed as part of a larger corpus of data. The data included 1.3M unique email addresses, usernames, bcrypt password hashes and cryptocurrency wallet addresses.

     
  • Z-lib - 9,737,374 breached accounts
    In June 2024, almost 10M user records from Z-lib were discovered exposed online. Now defunct, Z-lib was a malicious clone of Z-Library, a well-known shadow online platform for pirating books and academic papers. The exposed data included usernames, email addresses, countries of residence, Bitcoin and Monero cryptocurrency wallet addresses, purchases and bcrypt password hashes.

     
  • Stalker Online - 1,385,472 breached accounts
    In May 2020, over 1.3M records from the MMO game Stalker Online were breached. The data included email and IP addresses, usernames and hashed passwords.

     
  • TNAFlix - 1,374,344 breached accounts
    In June 2022, the adult website TNAFlix suffered a data breach that was later redistributed as part of a larger corpus of data. The data included 1.4M records of email and IP addresses, usernames and plain text passwords.

     
  • VimeWorld - 3,118,964 breached accounts
    In October 2018, the Russian Minecraft service VimeWorld suffered a data breach that was later redistributed as part of a larger corpus of data. The data included 3.1M records of usernames, email and IP addresses and passwords stored as either MD5 or bcrypt hashes.

     
  • StreamCraft - 1,772,620 breached accounts
    In July 2020, the Russian Minecraft service StreamCraft suffered a data breach that was later redistributed as part of a larger corpus of data. The data included 1.8M records of usernames, email and IP addresses and passwords stored as either MD5 or bcrypt hashes.

     
  • The Club Penguin Experience - 6,342 breached accounts
    In October 2024, The Club Penguin Experience (TCPE) suffered a data breach. The incident exposed over 6k subscribers' email addresses alongside usernames, age groups, passwords stored as bcrypt hashes and in some cases, plain text password hints. TCPE sent prompt disclosure notices to impacted customers following the breach.

     
  • digiDirect - 304,337 breached accounts
    In September 2024, a data breach sourced from the Australian retailer digiDirect was published to a popular hacking forum. The breach exposed over 300k rows of data including email and physical address, name, phone number and date of birth. Approximately half the email addresses were on domains from external marketplaces including Amazon, eBay and Westfield.

     
  • Fair Vote Canada - 134,336 breached accounts
    In March 2024, the Canadian national citizens' campaign for proportional representation Fair Vote Canada suffered a data breach. The incident was attributed to "a well-meaning volunteer" who inadvertently exposed data from 2020 which included 134k unique email addresses, names, physical addresses, phone numbers and, for some individuals, date and amount of a donation.

     
  • AlpineReplay - 898,681 breached accounts
    In 2019, the snow sports tracking app AlpineReplay suffered a data breach that exposed 900k unique email addresses. Later rolled into the Trace service, the breach included names, usernames, genders, dates of birth, weights and passwords stored as either unsalted MD5 or bcrypt hashes.

     
  • Internet Archive - 31,081,179 breached accounts
    In September 2024, the digital library of internet sites Internet Archive suffered a data breach that exposed 31M records. The breach exposed user records including email addresses, screen names and bcrypt password hashes.

     
  • Muah.AI - 1,910,261 breached accounts
    In September 2024, the "AI girlfriend" website Muah.AI suffered a data breach. The breach exposed 1.9M email addresses alongside prompts to generate AI-based images. Many of the prompts were highly sexual in nature, with many also describing child exploitation scenarios.

     
  • Switch - 5,397 breached accounts
    In October 2024, the Hungarian IT headhunting service Switch inadvertently exposed thousands of customer records via a public GitHub repository. The exposed data contained job applications with names, email addresses and in some cases, commentary on the applicant.

     
    • breach data from: Have I Been pwned? (HIBP)

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