{"uid":"cap_HsPK-8e3M81B2e88Sk-ka","slug":"builtwith-tags-3bb973ac","name":"BuiltWith Tags","description":"Find domains related to an IP address, tag, or site attribute. Use \"IP-x.x.x.x\" prefix for IP lookups.","url":"https://builtwith.mpp.paywithlocus.com/builtwith/tags?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["LOOKUP"],"properties":{"LOOKUP":{"type":"string","description":"IP address (prefix with \"IP-\") or attribute to look up"}},"additionalProperties":true},"responseSchema":null,"example":{"request":{"LOOKUP":"IP-203.0.113.5"},"response":{"data":[{"Value":"IP-203.0.113.5","Matches":[{"Last":"2026-01-27T00:00:00","First":"2023-07-02T00:00:00","Domain":"poliment.de"},{"Last":"2026-01-28T00:00:00","First":"2023-07-02T00:00:00","Domain":"polimentgold.de"},{"Last":"2026-01-04T00:00:00","First":"2025-05-03T00:00:00","Domain":"vioshoovers.com"},{"Last":"2026-01-12T00:00:00","First":"2023-07-05T00:00:00","Domain":"selhamin.de"},{"Last":"2025-12-31T00:00:00","First":"2023-04-22T00:00:00","Domain":"tobias-mueller.nl"},{"Last":"2026-01-26T00:00:00","First":"2025-10-25T00:00:00","Domain":"kanactf.com"},{"Last":"2024-10-14T00:00:00","First":"2024-10-14T00:00:00","Domain":"securegrab.ae"},{"Last":"2026-01-31T00:00:00","First":"2023-07-05T00:00:00","Domain":"selhamin.com"},{"Last":"2025-12-31T00:00:00","First":"2023-07-05T00:00:00","Domain":"selhamin.net"},{"Last":"2026-01-05T00:00:00","First":"2019-04-03T00:00:00","Domain":"unsafety.net"},{"Last":"2026-01-28T00:00:00","First":"2024-12-11T00:00:00","Domain":"dnsdomain.net"},{"Last":"2026-01-04T00:00:00","First":"2023-07-02T00:00:00","Domain":"poliment.net"},{"Last":"2026-01-03T00:00:00","First":"2023-07-02T00:00:00","Domain":"poliment.com"},{"Last":"2026-01-18T00:00:00","First":"2025-05-03T00:00:00","Domain":"viosleadpro.com"}]}],"success":true}},"exampleRequest":{"LOOKUP":"IP-203.0.113.5"},"tags":["technology-profiling","tech-stack","competitive-intel","domains","data"],"displayCostAmount":"0.055","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.055/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.055","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.055","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Fh1aQhl-0prpO6Gr0MmVa","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.055","costPer":"request","priority":0,"asset":"0x20c000000000000000000000b9537d11c60e8b50","unit":"request","depositMicros":null,"planRef":null}],"brandName":"BuiltWith","brandSlug":"builtwith","brandBaseUrl":"https://builtwith.com","brandDocsUrl":"https://api.builtwith.com","whatItDoes":"Look up technology tags/categories associated with a given IP address or attribute using BuiltWith's database","exampleAgentPrompt":"Use BuiltWith to look up the technology tags for IP-203.0.113.5 — I want to see what tech categories BuiltWith associates with that IP.","exampleUseCases":null,"resultDescription":"Returns a list of technology tags and categories that BuiltWith associates with the queried IP address or attribute, drawn from BuiltWith's database of 100M+ websites.","failureModes":["Invalid or unrecognized IP address format — returns error or empty result","IP or attribute not found in BuiltWith's database — empty tags array","Malformed LOOKUP value (missing 'IP-' prefix for IPs) — may return incorrect results or error","Rate limit exceeded — API error response","Network timeout — request fails with timeout error"],"whenToPreferThis":"Use this endpoint when you need to retrieve technology tags or category classifications for a specific IP address or attribute from BuiltWith's database, particularly when enriching lead data, profiling infrastructure, or categorizing web properties by technology use.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T06:36:14.483Z","isFirstParty":false,"canonicalSlug":"builtwith-tags-3bb973ac"}