{"system":"GoGuides Trust Evaluate","api_version":"evaluate-v3.2","source":"goguides","license":"https://www.goguides.com/data-license","license_version":"1.0","query":"blackhatchallenge.com","query_normalized":"blackhatchallenge.com","self_url":"https://www.goguides.com/evaluate.php?domain=blackhatchallenge.com","signal_url":"https://www.goguides.com/signal.json","trust_id":"GG-6273178897","favicon_seed":"127fa037760d0ec3","favicon_url":"https://www.goguides.com/favicon_img.php?u=blackhatchallenge.com&s=32","observed":true,"known_to_queue":false,"trust_state":"observed","lookup_type":"domain_match","public_eligible":true,"profile_allowed":true,"favicon_allowed":true,"policy_status":"allowed","status":"allowed","ai_rank":70,"grade":"A","trust_confidence":0.7,"confidence":0.7,"source_type":"commercial","summary":{"visibility_state":"public","ai_usage_level":"trusted_reference_candidate","trust_level":"public_eligible","trust_confidence":0.7,"recommendation":"Eligible for public trust display and limited machine use.","last_seen":"2026-08-25 08:44:17","bot_hit_count":13,"trust_measurement_count":8},"machine_use":{"version":"1.0","status":"observed_not_verified","read":true,"summarize":true,"cite":false,"recommend":false,"transact":false,"sensitive_advice":false,"decision":"readable_observed_not_verified","basis":["known_to_goguides","publicly_eligible","policy_allowed","stable_trust_id","fresh_record"],"limits":["not_verified_active_record","citation_not_cleared","recommendation_not_cleared","autonomous_transaction_not_cleared","sensitive_advice_not_cleared","claims_not_independently_verified"]},"documentation":{"white_paper_url":"https://www.goguides.com/white-paper.php","pdf_url":"https://www.goguides.com/whitepapers/goguides-ai-source-clearance-white-paper.pdf","verified_text_url":"https://www.goguides.com/verified-text.php?q=gravity&format=json","verified_text_note":"Live verified-text topic lookup for hallucination-resistant citation workflows, with source attribution, license metadata, machine-use guidance, hash scope, previews, and canonical full-record URLs."},"verification":{"status":"unverified"},"crawl_status":{"state":"observed"},"activity_signal":{"recently_observed":true,"bot_hit_count":13,"observation_count":13,"bot_count":5,"last_seen":"2026-08-25 08:44:17"},"freshness":{"state":"Fresh","last_crawl_days":1},"last_crawled_at":"2026-08-23 18:02:38","signal_last_changed_at":"2026-08-23 18:02:38","first_seen":"2026-07-22 03:32:56","last_observed":"2026-08-24 10:27:29","record_freshness_label":"Fresh","days_observed":33,"trust_record_age":34,"trust_measurement_count":8,"observation_count":8,"observation_span":"33 days across 8 observations","stability_window":34,"current_trust_state_since":"2026-07-22 03:32:56","days_since_last_change":34,"rank_algo_state_changes":0,"trust_record_fingerprint":"5b6169aae1ab5a4ccc031623d9a8cd91fb3bc3942f0cb57a953179b84ee0e359","provenance":{"scope":"objective_web_state_v2","collector":"GoGuidesCrawler","summary":{"stored_state_count":2,"observation_count":25,"first_observed_at":"2026-08-08 18:17:58","last_observed_at":"2026-08-23 18:02:38","changes":{"content":0,"robots":0,"dns":0,"tls_certificate":0,"final_url":0}},"current":{"observation_kind":"full_fetch","requested_url":"https://blackhatchallenge.com/","final_url":"https://blackhatchallenge.com/","http_status":200,"redirect_count":0,"content_type":"text/html; charset=utf-8","response_bytes":21543,"canonical_url":"https://blackhatchallenge.com/","page_title":"BlackhatChallenge.com \u2014 Blackhat Challenges, Quizzes & Leaderboard","robots":{"allowed":true,"reason":"allowed","meta_robots":"index, follow","robots_txt_sha256":"af148b7b15d1f372605f5b1f62c70d428227a2bd8c1d98768d345b2e0b187150"},"dns":{"public_ips":["104.21.55.22","172.67.170.84","2606:4700:3033::ac43:aa54","2606:4700:3034::6815:3716"],"nameservers":["aspen.ns.cloudflare.com","gordon.ns.cloudflare.com"],"dns_sha256":"eb0d16861b7fce6375bd2f0106d41e5d5dee54ac005c65b27c28aa09681d56c7"},"tls":{"certificate_sha256":"ed1de3851cd89d7cf945db0e64bbfd0792b681f0997474755908d1b8932e5fc7","issuer":"CN=YE2,O=Let's Encrypt,C=US","valid_from":"2026-07-05 03:28:33","valid_until":"2026-10-03 03:28:32"},"hashes":{"content_sha256":"b41a7389a2aa0193f0cf6e462684ab57596cb4537c7c365b110ffe78ebfa1183","html_sha256":"6fb60849e12eb054028e992d5e91ecb095101b2f878393ee1b6cf854732c242a","provenance_sha256":"682ed67966b614edb67ada4f83e9d111254bb7d81a82d28308624ef48fe9a1c3"},"first_observed_at":"2026-08-08 18:17:58","last_observed_at":"2026-08-23 18:02:38","observation_count":24}},"gate":{"status":"allowed","policy_status":"allowed","public_eligible":true,"profile_allowed":true,"favicon_allowed":true,"ai_rank":70,"grade":"A"},"matched_domain":"blackhatchallenge.com","matched_url":"https://blackhatchallenge.com/","history_url":"https://www.goguides.com/history/blackhatchallenge.com","verify_url":"https://www.goguides.com/verify/blackhatchallenge.com","result":{"status":"known","host":"blackhatchallenge.com","canonical":"https://blackhatchallenge.com/","known":{"url":"https://blackhatchallenge.com/","ai_rank":70,"grade":"A","fetched":"2026-08-23 18:02:38","source_type":"commercial"}},"ts_utc":"2026-08-25T12:44:17Z"}