🕷️ Crawler Inspector

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Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 55 (from laksa112)

2. Crawled Status Check

Query:

Response:

3. Robots.txt Check

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Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📄

INDEXABLE

✅

CRAWLED

18 days ago

🤖

ROBOTS ALLOWED

Page Info Filters

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	0.6 months ago
History drop	PASS	`isNull(history_drop_reason)`	No drop reason
Spam/ban	PASS	`fh_dont_index != 1 AND ml_spam_score = 0`	ml_spam_score=0

Page Details

Property	Value
URL	https://openstax.org/books/calculus-volume-3/pages/4-3-partial-derivatives
Last Crawled	2026-02-09 14:16:16 (18 days ago)
HTTP Status Code	200
Shard	55 (laksa)
Root Hash	895371518881335655
Unparsed URL	org,openstax!/books/calculus-volume-3/pages/4-3-partial-derivatives s443