Help me set up Zero — a free tool that lets you find and use extra services you don't have built in (image/video generation, search live social media, or hosting a free webpage). …To setup manually, read Installation Guides
Compares two caller-supplied DNS record snapshots and returns a deterministic diff of added, removed, and unchanged records without making any live DNS requests.
Checks a domain's DNSSEC status including DS and DNSKEY record presence, resolver validation (AD flag), and signing algorithms used.
Checks whether a domain is DNSSEC-signed (DNSKEY present), has a DS record at the parent zone, and whether the resolver authenticated the answer, returning advisory warnings.
Fetches the DNS Start of Authority (SOA) record for a domain, returning primary nameserver, admin contact, serial number, and all zone timers as structured JSON.
Queries SOA records for a domain through AdGuard DNS over HTTPS, returning records, TTL, response code, DNSSEC validation status, and resolver answer time.
Looks up DNS SRV records for a domain, returning parsed service discovery data including priority, weight, port, and target host for protocols like SIP, XMPP, LDAP, Minecraft, and Kerberos.
Looks up SRV DNS records for a domain using AliDNS (223.5.5.5) via DNS over HTTPS, returning records, TTL, response code, DNSSEC validation status, and answer latency.
Returns cache time-to-live values for A, AAAA, MX, NS, and TXT DNS records for a domain, with plain-English notes flagging values that are too high for safe migration or unusually low.
Fetches all DNS TXT records for a domain, including SPF, DKIM, and SaaS verification tokens, with TTL values
Fetches TXT records for a domain using AliDNS (223.5.5.5) via DNS over HTTPS, returning records, TTL, response code, DNSSEC validation status, and resolver answer time.
Fetches TXT DNS records for a domain using Cloudflare 1.1.1.1 DNS over HTTPS, returning records, TTL, response code, DNSSEC validation status, and resolver answer time.
Looks up all DNS record types and full WHOIS registration data for up to 10 domains in a single request, returning one flat row per domain.
Resolves a random non-existent subdomain to detect whether a DNS zone has a wildcard record that answers all queries, affecting subdomain enumeration accuracy, email catch-all behavior, and phishing risk.
Performs DNS record lookups for any domain, returning A, AAAA, MX, NS, TXT, CNAME, and SOA records
Returns up to 50 newest Docker Hub image tags with last-updated dates, compressed sizes, and supported architectures, with optional substring filtering.
Retrieve a list of SEC filings for a US public company by ticker or CIK, filtered by form type and date range
Fetches macroeconomic time-series data from the Federal Reserve Economic Data (FRED) database, returning latest observations and year-over-year change for any FRED series.
Returns the current US Treasury yield curve (and optional historical daily data) for a given date and tenor.
Returns US company profile, financial statements, and key ratios by ticker or SEC CIK number
Retrieves and parses the latest SEC Form 4 insider trading filings for a US public company, returning structured transaction data and summary statistics.
Generates one or more UUIDs (v4 or v7) on demand via a pay-per-call micropayment API
Computes cryptographic hash digests (MD5, SHA-1, SHA-2, SHA-3) or HMAC signatures for any input string, returning hex or base64 output
Converts any document (PDF, Word, Excel, PowerPoint) or web page URL to clean Markdown text via a pay-per-call micropayment API
Decodes a JWT token into its header and payload components, and indicates whether the token is expired
Encodes plain text to Base64 (including URL-safe variant) or decodes Base64 strings back to plain text, charged per successful call via USDC micropayment.
Searches pre-indexed developer documentation from 10+ platforms (Shopify, Stripe, Cloudflare, OpenAI, Anthropic, etc.) using a natural language query, returning ranked relevant content chunks with source URLs.
Searches pre-indexed developer documentation across 10+ platforms (Shopify, Stripe, Cloudflare, OpenAI, Anthropic, etc.) using natural language queries and returns relevant content chunks with source URLs.
Retrieves matching fenced code blocks from a package's README or docs given an ecosystem, package name, and optional topic or symbol
Fetches and parses a website's sitemaps (following robots.txt and sitemap indexes) to return a list of all URLs on the site.
Fetches and parses an RSS, Atom, or JSON Feed URL into normalized JSON items
Converts documents between formats (markdown, HTML, DOCX, ODT, EPUB, RST, LaTeX, plain text, RTF, PDF) via URL, raw content, or base64 file upload
Parses a document or web page (by URL, raw content, or base64 file) into structured markdown, metadata, and outline
Checks whether a smart contract on a given EVM chain declares support for a specific ERC165 interface ID
Detects whether a website uses Acuity Scheduling by fingerprinting its homepage HTML and response headers, returning a yes/no answer with supporting evidence.
Checks whether a given website uses Adobe Analytics by fetching its homepage and fingerprinting the HTML and response headers, returning a yes/no result with evidence.
Detects whether a given website uses Adobe Experience Manager (AEM) CMS by fingerprinting HTML and response headers, returning a yes/no result with evidence.
Checks whether a given website uses Adobe Fonts (Typekit) by fetching its homepage and matching known fingerprints in HTML and response headers, returning yes/no with evidence.
Detects whether a given website uses Adyen as its payment processor by fingerprinting the site's HTML and response headers
Detects whether a given website uses the Affirm buy-now-pay-later payment solution by fingerprinting its HTML and response headers.
Detects whether a website uses Afterpay or Clearpay by fetching its homepage and matching known fingerprints in HTML and response headers, returning a yes/no result with evidence.
Detects whether a website uses the Alpine.js JavaScript framework by fingerprinting its homepage HTML and response headers
Detects whether a website uses AMP (Accelerated Mobile Pages) by fingerprinting HTML and response headers, returning a yes/no result with evidence snippet.
Checks whether a website uses the Amplitude analytics platform by fingerprinting its homepage HTML and response headers, returning a yes/no result with evidence.
Checks whether a given website uses the Angular JavaScript framework by fetching the page and matching Angular-specific fingerprints in HTML and response headers.
Detects whether a given website uses the AOS (Animate On Scroll) JavaScript library by inspecting its HTML and response headers for AOS fingerprints
Checks whether a website uses Apache web server by fingerprinting its HTTP response headers and HTML, returning a yes/no answer with supporting evidence.
Detects whether a given website uses Appcues by fingerprinting its HTML and response headers, returning a yes/no answer with supporting evidence.
Detects whether a website uses Apple Pay by fingerprinting its HTML and response headers, returning a yes/no result with supporting evidence.
Detects whether a website uses ASP.NET by fingerprinting HTML and response headers, returning a yes/no answer with evidence snippet.
Detects whether a website uses Auth0 by fingerprinting its homepage HTML and response headers, returning a yes/no result with supporting evidence.
Detects whether a given website uses Amazon S3 by fingerprinting its HTML and response headers, returning a yes/no result with evidence and category.
Checks whether a given website uses the Beaver Builder page builder by fingerprinting its HTML and response headers, returning a yes/no result with evidence and category.
Detects whether a given website uses BigCommerce by fingerprinting its HTML and response headers, returning a yes/no answer with supporting evidence.
Checks whether a given website uses Microsoft Advertising Universal Event Tracking (UET) by fingerprinting its homepage HTML and response headers, returning a yes/no answer with evidence.
Checks whether a given website uses the Botpress AI chatbot platform by fingerprinting its HTML and response headers, returning a yes/no result with evidence.
Detects whether a given website uses Braintree payment processing by fingerprinting its HTML and response headers
Detects whether a given website uses Calendly by fingerprinting its HTML and response headers, returning a yes/no answer with supporting evidence.
Detects whether a given website uses the Clerk authentication platform by fingerprinting its homepage HTML and response headers
Checks whether a given website uses Cloudflare as its CDN by inspecting HTML and response headers for Cloudflare fingerprints, returning yes/no with evidence.
Detects whether a given website uses Cloudflare Web Analytics by fetching its homepage and fingerprinting HTML and response headers for Cloudflare Web Analytics signatures.
Detects whether a given website uses CodePen by fingerprinting its HTML and response headers, returning a yes/no result with evidence.
Detects whether a website implements Google Consent Mode by fingerprinting its HTML and response headers, returning a yes/no result with evidence.
Detects whether a website uses the Contact Form 7 WordPress plugin by fingerprinting its HTML and response headers.
Detects whether a website uses ConvertKit by fingerprinting its homepage HTML and response headers, returning a yes/no result with evidence and category.
Checks whether a given website uses Datadog Real User Monitoring (RUM) by fingerprinting the homepage HTML and response headers.
Detects whether a given website uses DataDome bot protection by fetching its homepage and matching DataDome fingerprints in HTML and response headers.
Checks whether a given website uses the Django web framework by fetching its homepage and matching Django fingerprints in HTML and response headers.
Detects whether a website uses the Elementor page builder by fetching its homepage and matching Elementor fingerprints in HTML and response headers.
Detects whether a given website uses Ember.js by fetching the page and matching Ember.js fingerprints in HTML and response headers
Checks whether a given website uses Meta Pixel (Facebook Pixel) by fetching its homepage and fingerprinting the HTML and response headers for Meta Pixel signatures.
Checks whether a given website uses the Facebook SDK by fetching the page and fingerprinting its HTML and response headers, returning a yes/no result with evidence.
Detects whether a website uses Fastly CDN by fetching its homepage and fingerprinting HTML and response headers, returning a yes/no result with evidence.
Checks whether a given website uses Firebase by fetching its homepage and matching Firebase-specific fingerprints in HTML and response headers, returning a yes/no result with evidence.
Detects whether a website uses Firebase Auth by fingerprinting its homepage HTML and response headers, returning yes/no with evidence snippets.
Detects whether a given website uses Font Awesome by fingerprinting its homepage HTML and response headers, returning yes/no with evidence.
Detects whether a website uses GitHub Gist embeds by fingerprinting the homepage HTML and response headers, returning yes/no with evidence.
Detects whether a given website is hosted on GitHub Pages by fingerprinting its HTML and response headers, returning a yes/no answer with supporting evidence.
Checks whether a website uses the GoatCounter analytics tool by fetching its homepage and scanning HTML and response headers for GoatCounter fingerprints, returning a yes/no answer with evidence.
Checks whether a given website uses Google AdSense by fetching its homepage and fingerprinting the HTML and response headers for AdSense-specific markers.
Checks whether a website uses Google Analytics by fetching its homepage and fingerprinting the HTML and response headers for Google Analytics signals, returning a yes/no result with evidence.
Detects whether a given website uses Google Analytics 4 by fingerprinting its HTML and response headers, returning a yes/no result with evidence snippet.
Checks whether a website uses Google Fonts by fetching its homepage and matching Google Fonts fingerprints in HTML and response headers, returning yes/no with evidence.
Detects whether a given website uses Google Forms by fingerprinting the page's HTML and response headers, returning a yes/no result with evidence.
Detects whether a website uses Google Maps by fingerprinting its homepage HTML and response headers, returning a yes/no answer with evidence.
Checks whether a given website has Google Pay integrated by fingerprinting its HTML and response headers, returning a yes/no result with supporting evidence.
Detects whether a given website uses Google Tag Manager by fetching its homepage and fingerprinting HTML and response headers, returning a yes/no result with evidence.
Checks whether a given website uses the Gorgias customer support chat platform by fingerprinting its HTML and response headers
Detects whether a given website uses Gravity Forms by fingerprinting its homepage HTML and response headers, returning a yes/no answer with supporting evidence.
Detects whether a website uses the GSAP JavaScript animation library by fingerprinting its homepage HTML and response headers.
Detects whether a website uses the WordPress Gutenberg block editor by fingerprinting its HTML and response headers, returning a yes/no result with evidence.
Checks whether a given website uses hCaptcha by fetching the page and matching hCaptcha fingerprints in the HTML and response headers, returning a yes/no result with evidence snippet.
Checks whether a given website uses the Highcharts JavaScript charting library by fetching the page and matching Highcharts fingerprints in HTML and headers
Checks whether a given website uses Hotjar analytics by scanning its homepage HTML and response headers for Hotjar fingerprints, returning a yes/no result with evidence.
Checks whether a website implements hreflang alternate tags for internationalization, returning a yes/no answer with evidence snippets from the HTML or response headers.
Checks whether a given website uses Microsoft IIS as its web server by fetching its homepage and matching IIS fingerprints in HTML and response headers.
Detects whether a given website uses the Inertia.js framework by inspecting its homepage HTML and response headers for Inertia.js fingerprints, returning a yes/no result with evidence.
Checks whether a given website uses Instagram embed by fetching its homepage and scanning HTML and response headers for Instagram embed fingerprints, returning a yes/no result with evidence.
Checks whether a given website uses Intercom by fetching the page and matching Intercom-specific fingerprints in HTML and response headers, returning a yes/no result with evidence.
Checks whether a given website uses the Jetpack WordPress plugin by fetching its homepage and matching Jetpack fingerprints in HTML and response headers.
Detects whether a website uses Joomla CMS by fingerprinting its homepage HTML and response headers, returning yes/no with evidence snippets.