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Get public holidays by country and year for the 200+ countries covered by Nager.Date. Returns holiday names, dates, types (public/bank/optional), and whether they are fixed or variable.

Extract bank name and branch information from an IBAN. Returns bank name, BIC/SWIFT code, branch, and country. Pure algorithmic — uses bank code lookup tables.

Validate invoice data: VAT number format, line item math, tax calculations, EU compliance requirements.

Decode a JWT token without verification. Returns header, payload, claims, expiry status, and time until expiry. Algorithmic.

Convert markdown to styled HTML with inline CSS. Supports light, dark, and plain themes. Algorithmic — instant.

DNS lookup for MX, A, AAAA, NS, TXT, SOA records. Detects email provider (Google, Microsoft, etc.), SPF, and DMARC records.

Analyze password strength: entropy, crack time estimate, character class diversity, common password check, keyboard pattern detection. Password is NOT stored. Algorithmic.

Detect whether a phone number is mobile, landline, VOIP, toll-free, or premium rate. Essential for SMS delivery verification and communication routing.

Validate a phone number and classify its type. Returns E.164 format, country, carrier name, and whether it is mobile, landline, or VOIP. Covers 200+ countries.

Look up location information from a postal/ZIP code. Returns city, region/state, and approximate coordinates. Covers 60+ countries via Zippopotam.us.

Fetch and parse a website's robots.txt. Returns rules per user-agent, sitemaps, crawl delays, and whether all crawlers are blocked.

Scan code/config/logs for leaked secrets: AWS keys, GitHub tokens, Stripe keys, API keys, private keys, DB URLs, JWTs. Algorithmic regex matching.

Scan code/config/logs for leaked secrets: AWS keys, GitHub tokens, Stripe keys, API keys, private keys, DB URLs, JWTs. Algorithmic regex matching.

Check stablecoin supply and flows. Query by chain (stablecoin supply on Ethereum, Base, etc.), by stablecoin (USDC market cap and circulation), or get the overall market summary. Data from DeFi Llama.

Get timezone information for a country code, city name, or coordinates. Returns IANA timezone, current UTC offset, DST status, and current local time.

Estimate token count and cost for text across LLM models (GPT-4o, Claude, Gemini, Mistral, Llama). Algorithmic — no API calls.

Analyze a token contract for security risks: honeypot detection, sell tax, hidden ownership, mint functions, proxy status, and holder distribution. Uses GoPlus Security covering 30+ blockchains and 10M+ tokens.

Convert between units: length, weight, volume, temperature, area, speed, data storage. Algorithmic — instant.

Check if a URL is up or down. Returns status code, latency, redirect info, TLS status, and server headers.

Lightweight text extraction from URL. No JS rendering — just HTTP GET + HTML parse. Fast and cheap for most content sites.

Check if a crypto-asset service provider (CASP/VASP) is authorized under the EU MiCA regulation. Searches ESMA's official register of authorized CASPs. Returns authorization status, licensed services, home country, and passporting rights.

Validate a European VAT number against the VIES database. Returns company name, address, and validity. Caches results for 24 hours for instant responses on repeated lookups. Serves cached data when VIES is down.

Check when a wallet address made its first transaction. Returns the wallet's age in days. A new wallet transacting large amounts is a red flag. Supports Ethereum, Base, and other EVM chains via Etherscan V2.

Check when a wallet address made its first transaction. Returns the wallet's age in days. A new wallet transacting large amounts is a red flag. Supports Ethereum, Base, and other EVM chains via Etherscan V2.

Get the native token balance for any wallet address and a list of recently interacted ERC-20 tokens. Supports Ethereum and other EVM chains via Etherscan V2.

Get recent transactions for any wallet address. Returns up to 50 transactions with hash, value, timestamp, and gas details. Supports Ethereum and other EVM chains via Etherscan V2.

Check work permit requirements by nationality and destination. Covers EU free movement, Schengen, Nordic rules.

Find Domain Emails$0.02Hunter

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List all email addresses found for a domain, with sources and confidence scores.

Find Person's Email$0.02Hunter

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Find the most likely email address from a person's name and their company.

Reveal Email Addresses$0.02Hunter

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Unlock the email addresses behind multi-domain search reveal handles.