Understand what your browser reveals. Ten signals, one local check.
Ten weighted browser signals. Click Start check to measure them.
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Contact Owl to advertise ↗Telegram: @Owl_ClaudeTalk Claude Code, workflows and practical experience with fellow builders.
Join Telegram group ↗@OWL_AI_CommunityThis independent tool measures browser settings associated with a regional environment. The weights come from the open-source project, not an official Claude scoring system.
Scores 0–30, 31–60 and 61+ group the matching signals. The current weights reach a maximum of 93. Language and fonts cannot prove your location; an accessible WebRTC candidate cannot prove an IP leak.
Explore accounts, payments, browser environments, Claude Code, APIs and appeals.
All 18 full-length articles are available in English and Chinese.
Official ban reasons and appeal routes first, then a short checklist for account and payment safety, environment hygiene, API limits, and usage patterns, with links to the in-depth guides.
Read Guide →How to choose phone verification, understand virtual-card BIN risk, keep the billing address consistent with the card, and avoid linked bans after a failed renewal.
Read Guide →Complete multi-account isolation strategies including physical vs software separation, browser profile setup, IP/payment distribution, and safe switching procedures.
Read Guide →Which payment methods Claude accepts, how card type and billing address affect approval, what the official decline checklist says, and how to avoid unreliable card sellers.
Read Guide →Region-specific Claude access guide covering supported vs restricted regions, US/UK/SG registration best practices, GDPR compliance, and cross-border travel scenarios.
Read Guide →Deep dive into how Claude Code embedded hidden Unicode markers into system prompts and how Anthropic flags accounts based on IP, timezone, BIN, and usage patterns.
Read Guide →Unverified ban case write-ups covering timezone mismatches, prepaid-card refunds, API abuse, and account association, with prevention checklists. Root causes are interpretations, not Anthropic findings.
Read Guide →Step-by-step guide to syncing OS timezones, isolating Chinese font fingerprints, preventing WebRTC/DNS leaks, and setting up anti-detect browsers.
Read Guide →Practical configuration guide for Chrome, Firefox, and Edge browsers including timezone sync, language settings, WebRTC controls, and essential privacy extensions.
Read Guide →In-depth comparison of residential IPs vs datacenter IPs for Claude access, proxy protocol selection, VPN provider evaluation criteria, and DNS leak prevention.
Read Guide →Platform-specific anti-ban configuration guides for macOS, Windows, Linux, iOS, and Android including timezone settings, environment variables, and font isolation.
Read Guide →How to safely set custom ANTHROPIC_BASE_URL, override TZ env variables, choose high-availability API gateways, and preserve prompt caching.
Read Guide →Advanced techniques for maximizing Prompt Cache efficiency, optimizing token billing, managing long context windows, and implementing robust retry logic.
Read Guide →Enterprise-grade automation safety practices including rate limiting, anti-abuse detection avoidance, multi-account load balancing, and compliance audit logging.
Read Guide →Identify 403 / Refunded / Disabled / organization-hold account statuses, plus a fact-based English appeal email template, data export notes, and refund steps after a ban.
Read Guide →Systematic troubleshooting guide for Claude login failures, API call exceptions, payment binding issues, with diagnostic flowcharts and quick fixes.
Read Guide →Complete guide to DeepSeek R1/V3, GLM-4, and Kimi integrations, plus setting up Ollama and One-API as local Claude API drop-in replacements.
Read Guide →Complete guide to Claude's embedded text watermarks and C2PA metadata, detection methods, removal techniques including paraphrasing, translation, and metadata stripping, plus legal considerations.
Read Guide →Browse 38 updates and 11 community summaries, with their original sources.
No. Availability also depends on official supported regions, account eligibility and network conditions. This page does not log in to or probe your Claude account.
Scan values and scores stay on your device. We collect anonymous pageview and ad counters. The optional scan includes a WebRTC connection to Google STUN; that operator can see connection metadata.
Join @OWL_AI_Community for discussion, or contact @Owl_Claude on Telegram. Never share account passwords or API keys in a group.
No scan results, raw IP addresses or browser fingerprints are stored in our analytics. Only daily pageviews and ad counts are retained for 180 days. DNT and Global Privacy Control are respected.
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