Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 198 (from laksa143)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa198.int.ahrefs:8124/' \
  -H 'Content-Type: text/plain' \
  -H 'X-ClickHouse-Database: crawler3' \
  -H 'Authorization: Basic YXBpOg==' \
  -d 'SELECT getAhrefsURLFromUnparsed(src_unparsed) AS found_url, ifNull(toUnixTimestamp(download_stamp), 0) AS crawl_time, ifNull(toUnixTimestamp(props_url_first_seen), 0) AS first_indexed_time, download_http_code AS http_code, src_unparsed AS src_unparsed, src_root_hash AS src_root_hash, history_drop_reason AS history_drop_reason, meta_title AS meta_title, meta_descriptions AS meta_descriptions, meta_canonical AS meta_canonical, ml_categories_json AS ml_categories_json, ml_types_json AS ml_types_json, ml_intent_types_json AS ml_intent_types_json, meta_language AS meta_language, attrs_author AS attrs_author, ifNull(toUnixTimestamp(attrs_publish_time), 0) AS attrs_publish_time, ifNull(toUnixTimestamp(attrs_original_publish_time), 0) AS attrs_original_publish_time, ifNull(attrs_is_republished, 0) AS attrs_is_republished, ifNull(attrs_nr_words, 0) AS attrs_nr_words, ifNull(attrs_boilerpipe_nr_words, 0) AS attrs_boilerpipe_nr_words, ifNull(body_ext_links_number, 0) AS body_ext_links_number, ifNull(body_int_links_number, 0) AS body_int_links_number, ifNull(meta_nofollow, 0) AS meta_nofollow, ifNull(meta_noarchive, 0) AS meta_noarchive, ifNull(props_was_rendered, 0) AS props_was_rendered, ifNull(src_redirect, \'\') AS src_redirect, ifNull(download_time_msec, 0) AS download_time_msec, ifNull(download_ttfb_msec, 0) AS download_ttfb_msec, ifNull(download_size, 0) AS download_size FROM crawler3.page_info_local FINAL PREWHERE int_partition_id = 0 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://math-physics-problems.fandom.com/wiki/Laplace_Transform\')), getAhrefsUnparsedNoserviceFromURL(\'https://math-physics-problems.fandom.com/wiki/Laplace_Transform\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/math-physics-problems.fandom.com\/wiki\/Laplace_Transform","crawl_time":1768546638,"first_indexed_time":0,"http_code":200,"src_unparsed":"com,fandom!math-physics-problems,\/wiki\/Laplace_Transform s443","src_root_hash":"11439660390604180198","history_drop_reason":null,"meta_title":"Laplace Transform | Math & Physics Problems Wikia | Fandom","meta_descriptions":["Solve the differential equation y ″ − y ′ − 2 y = 4 e − t {\\displaystyle y'' - y'- 2y = 4{e}^{-t} } subject to the initial-values y ( 0 ) = 0 {\\displaystyle y(0) = 0 } and y ′ ( 0 ) = 0. {\\displaystyle y'(0)=0.} Check the table of Laplace transforms (Figure 1) for the relevant Laplace..."],"meta_canonical":null,"ml_categories_json":"","ml_types_json":"","ml_intent_types_json":"","meta_language":"en","attrs_author":null,"attrs_publish_time":0,"attrs_original_publish_time":1768546638,"attrs_is_republished":0,"attrs_nr_words":"640","attrs_boilerpipe_nr_words":"86","body_ext_links_number":23,"body_int_links_number":49,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":853,"download_ttfb_msec":851,"download_size":47122}

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	4.6 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
Canonical	PASS	`meta_canonical IS NULL OR = '' OR = src_unparsed`	Not set

Property	Value
URL	https://math-physics-problems.fandom.com/wiki/Laplace_Transform
Last Crawled	2026-01-16 06:57:18 (4 months ago)
First Indexed	not set
HTTP Status Code	200
Content
Meta Title	Laplace Transform \| Math & Physics Problems Wikia \| Fandom
Meta Description	Solve the differential equation y ″ − y ′ − 2 y = 4 e − t {\displaystyle y'' - y'- 2y = 4{e}^{-t} } subject to the initial-values y ( 0 ) = 0 {\displaystyle y(0) = 0 } and y ′ ( 0 ) = 0. {\displaystyle y'(0)=0.} Check the table of Laplace transforms (Figure 1) for the relevant Laplace...
Meta Canonical	null
Boilerpipe Text	heavy column, fetched on demand
Markdown	heavy column, fetched on demand
Readable Markdown	heavy column, fetched on demand
ML Classification
ML Categories	null
ML Page Types	null
ML Intent Types	null
Content Metadata
Language	en
Author	null
Publish Time	not set
Original Publish Time	2026-01-16 06:57:18 (4 months ago)
Republished	No
Word Count (Total)	640
Word Count (Content)	86
Links
External Links	23
Internal Links	49
Technical SEO
Meta Nofollow	No
Meta Noarchive	No
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	853
TTFB (ms)	851
Download Size (bytes)	47,122
Location
Host ID	198 (laksa198)
Partition ID	0
Root Hash	11439660390604180198
Unparsed URL	com,fandom!math-physics-problems,/wiki/Laplace_Transform s443

🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

1. Shard Calculation

Query:

Response:

2. Crawled Status Check

Query:

Response:

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

Page Info Filters

Page Details