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Igloczek/verify-email.ts

Last active February 25, 2025 23:44
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Revisions

  1. Igloczek revised this gist Feb 6, 2025. 2 changed files with 99 additions and 52 deletions.
    52 changes: 0 additions & 52 deletions verify-email.js
    View file
    Original file line number Diff line number Diff line change
    @@ -1,52 +0,0 @@
    import TTLCache from "@isaacs/ttlcache"
    import axios from "axios"

    const domainsCache = new TTLCache({
    ttl: 1000 * 60 * 60 * 24, // cache for 24h
    })

    const lists = [
    "https://raw.githubusercontent.com/wesbos/burner-email-providers/master/emails.txt", // submiting my findings here
    "https://raw.githubusercontent.com/Igloczek/burner-email-providers/master/emails.txt", // adding my fork, as sometime PRs are stuck unmerged
    "https://raw.githubusercontent.com/7c/fakefilter/main/txt/data.txt",
    "https://raw.githubusercontent.com/unkn0w/disposable-email-domain-list/main/domains.txt",
    "https://raw.githubusercontent.com/disposable/disposable-email-domains/master/domains_strict.txt",
    "https://raw.githubusercontent.com/disposable-email-domains/disposable-email-domains/master/disposable_email_blocklist.conf",
    ]

    async function loadDomains() {
    const cached = domainsCache.get("domains")

    if (cached) {
    return cached
    }

    const domains = new Set()

    await Promise.allSettled(
    lists.map(async (list) => {
    const response = await axios.get(list)

    response.data.split("\n").forEach((item) => {
    const line = item.trim()

    if (line !== "" && !line.startsWith("#")) {
    domains.add(line)
    }
    })
    }),
    )

    domainsCache.set("domains", domains)

    return domains
    }

    // warm up the cache
    await loadDomains()

    // import this function whenever you need to check user email, for example before creating an account
    export async function verifyEmail(email) {
    const domains = await loadDomains()
    return !domains.has(email.split("@")[1])
    }
    99 changes: 99 additions & 0 deletions verify-email.ts
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,99 @@
    import axios from "axios"
    import TTLCache from "@isaacs/ttlcache"

    const domainsCache = new TTLCache({
    ttl: 1000 * 60 * 60 * 24,
    }) as TTLCache<string, Set<string>>

    interface ListConfig {
    url: string
    type: "text" | "json"
    }

    const lists: ListConfig[] = [
    {
    url: "https://deviceandbrowserinfo.com/api/emails/disposable",
    type: "json",
    },
    {
    url: "https://raw.githubusercontent.com/Igloczek/burner-email-providers/master/emails.txt",
    type: "text",
    },
    {
    url: "https://raw.githubusercontent.com/wesbos/burner-email-providers/master/emails.txt",
    type: "text",
    },
    {
    url: "https://raw.githubusercontent.com/7c/fakefilter/main/txt/data.txt",
    type: "text",
    },
    {
    url: "https://raw.githubusercontent.com/unkn0w/disposable-email-domain-list/main/domains.txt",
    type: "text",
    },
    {
    url: "https://raw.githubusercontent.com/disposable/disposable-email-domains/master/domains_strict.txt",
    type: "text",
    },
    {
    url: "https://raw.githubusercontent.com/disposable-email-domains/disposable-email-domains/master/disposable_email_blocklist.conf",
    type: "text",
    },
    ]

    // stuff I want to block, but don't want to put in public lists, because that's paid email providers, just used for spam
    const customDomains = ["trungtubemedia.com"]

    async function loadDomains() {
    const cached = domainsCache.get("domains")

    if (cached) {
    return cached
    }

    const domains = new Set<string>()

    await Promise.allSettled(
    lists.map(async (list) => {
    const response = await axios.get(list.url)

    if (list.type === "json") {
    // Handle JSON response - assuming it's an array of domains
    const jsonData = Array.isArray(response.data) ? response.data : []
    jsonData.forEach((domain) => {
    if (typeof domain === "string" && domain.trim() !== "") {
    domains.add(domain.trim())
    }
    })
    } else {
    // Handle text response
    response.data.split("\n").forEach((item) => {
    const line = item.trim()

    if (line !== "" && !line.startsWith("#")) {
    domains.add(line)
    }
    })
    }
    }),
    )

    customDomains.forEach((domain) => {
    domains.add(domain)
    })

    domainsCache.set("domains", domains)

    return domains
    }

    // warm up the cache
    await loadDomains()

    export async function verifyEmail(email) {
    const domains = await loadDomains()

    const isDisposable = domains.has(email.split("@")[1])

    return !isDisposable
    }
  2. Igloczek revised this gist Apr 30, 2024. 1 changed file with 0 additions and 1 deletion.
    1 change: 0 additions & 1 deletion verify-email.js
    View file
    Original file line number Diff line number Diff line change
    @@ -11,7 +11,6 @@ const lists = [
    "https://raw.githubusercontent.com/7c/fakefilter/main/txt/data.txt",
    "https://raw.githubusercontent.com/unkn0w/disposable-email-domain-list/main/domains.txt",
    "https://raw.githubusercontent.com/disposable/disposable-email-domains/master/domains_strict.txt",
    "https://raw.githubusercontent.com/7c/fakefilter/main/txt/data.txt",
    "https://raw.githubusercontent.com/disposable-email-domains/disposable-email-domains/master/disposable_email_blocklist.conf",
    ]

  3. Igloczek created this gist Apr 30, 2024.
    53 changes: 53 additions & 0 deletions verify-email.js
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,53 @@
    import TTLCache from "@isaacs/ttlcache"
    import axios from "axios"

    const domainsCache = new TTLCache({
    ttl: 1000 * 60 * 60 * 24, // cache for 24h
    })

    const lists = [
    "https://raw.githubusercontent.com/wesbos/burner-email-providers/master/emails.txt", // submiting my findings here
    "https://raw.githubusercontent.com/Igloczek/burner-email-providers/master/emails.txt", // adding my fork, as sometime PRs are stuck unmerged
    "https://raw.githubusercontent.com/7c/fakefilter/main/txt/data.txt",
    "https://raw.githubusercontent.com/unkn0w/disposable-email-domain-list/main/domains.txt",
    "https://raw.githubusercontent.com/disposable/disposable-email-domains/master/domains_strict.txt",
    "https://raw.githubusercontent.com/7c/fakefilter/main/txt/data.txt",
    "https://raw.githubusercontent.com/disposable-email-domains/disposable-email-domains/master/disposable_email_blocklist.conf",
    ]

    async function loadDomains() {
    const cached = domainsCache.get("domains")

    if (cached) {
    return cached
    }

    const domains = new Set()

    await Promise.allSettled(
    lists.map(async (list) => {
    const response = await axios.get(list)

    response.data.split("\n").forEach((item) => {
    const line = item.trim()

    if (line !== "" && !line.startsWith("#")) {
    domains.add(line)
    }
    })
    }),
    )

    domainsCache.set("domains", domains)

    return domains
    }

    // warm up the cache
    await loadDomains()

    // import this function whenever you need to check user email, for example before creating an account
    export async function verifyEmail(email) {
    const domains = await loadDomains()
    return !domains.has(email.split("@")[1])
    }