Blocker taxonomy

captcha blocker evidence | CrawlDex

Interactive bot challenge blocks autonomous completion.

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Evidence still building

Still collecting evidence

CrawlDex is still collecting observations and source context before treating this as a strong public page.

Severity4blocking

Who can fixmerchant2 routes

Confidencelow27%

Freshness0dfresh

Affected routes

Observed friction

captcha

Site	Task	AES	Confidence	Freshness	Evidence
irs.gov	gov_civic.check_tax_refund	58	low 27%	0d	2
zoom.us	subscriptions.request_refund	55	low 27%	0d	2

Evidence

Basis and source tiers

source tierspublic_web_observation

latestnone

notesIRS publishes a no-sign-in refund tracker path, but status lookup requires sensitive taxpayer identifiers and may apply anti-bot checks. Source: https://www.irs.gov/refunds Source: https://sa.www4.irs.gov/wmr/ Zoom documents self-service plan cancellation, but refund eligibility, third-party purchases, outstanding balances, and robot validation can complicate billing outcomes. Source: https://support.zoom.com/hc/en/article?id=zm_kb&sysparm_article=KB0083524

Quality

Confidence and freshness

27%

confidenceAggregated from the route-level confidence summaries visible on this page.low

freshnessLatest evidence is 0 days old.fresh

trustAggregated from route-level trust summaries visible on this page.32%

Evidence status

Evidence still building

evidence building

CrawlDex is still collecting enough public observations, confidence, and freshness context for this page.