Amazon listing updates: accepted is not live
Diagnose accepted Amazon listing updates by separating submitted attributes, live offers, inventory and buyability, with a practical reconciliation matrix.
Blog topic10 posts
Proxy analysis and comparisons
Analysis of proxy types, performance and common connection failures. All posts.
Bookmaker odds feeds: validate before comparing
Compare bookmaker odds only after checking market identity, settlement rules, timestamps and status. Use a local validator to expose false comparisons.
Cloudflare AI Agent Blocks: What to Fix First
Diagnose Cloudflare failures in AI-agent jobs, configure a stable browser proxy, and reject challenges or invalid content before RAG ingestion.
Proxy retries: one lost response, two created jobs
A local proxy drops a response after a POST creates a job. See when retrying duplicates work, when an idempotency key helps, and when to reconcile.
ETag monitoring: a no-cache header changed our results
A live proxy test found that one request header changed 304 responses into full downloads. Inspect the measured bytes, request policies and reproducible data.
Price monitoring: a matching number hid a currency mismatch
A live storefront check found USD and EUR prices labelled GBP in product JSON-LD. Inspect the recordings and validate currency before accepting a price signal.
Proxy errors explained: 407, 429, 502 and 504
Identify which layer returned a proxy error, check authentication and rate limits, and decide when a bounded retry of a failed request is safe.
Residential vs datacenter proxies: how to choose
Compare residential and datacenter proxies by network, content success, latency, session needs and billing, with five checks to guide your own tests.
Amazon and Google: why HTTP 200 can still mean failure
Why an HTTP 200 from Amazon or Google can still be a failed scrape: challenge pages, empty shells, robots rules and the official data options to check first.
What to measure in a proxy benchmark
Compare proxies using content success, response times and session behaviour, with a curl-based Python harness that records failures and calculates results.