🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 169 (from laksa089)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa169.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 = 51 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://catboost.ai/docs/en/concepts/loss-functions\')), getAhrefsUnparsedNoserviceFromURL(\'https://catboost.ai/docs/en/concepts/loss-functions\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/catboost.ai\/docs\/en\/concepts\/loss-functions","crawl_time":1777316246,"first_indexed_time":1731946335,"http_code":200,"src_unparsed":"ai,catboost!\/docs\/en\/concepts\/loss-functions s443","src_root_hash":"17435841955170310369","history_drop_reason":null,"meta_title":"Objectives and metrics | CatBoost","meta_descriptions":["This section contains basic information regarding the supported metrics for various machine learning problems. Regression. Multiregression. Classification."],"meta_canonical":null,"ml_categories_json":"{\"\/Computers_and_Electronics\":945,\"\/Computers_and_Electronics\/Software\":847,\"\/Computers_and_Electronics\/Software\/Software_Utilities\":395,\"\/Science\":133,\"\/Science\/Computer_Science\":131,\"\/Science\/Computer_Science\/Machine_Learning_and_Artificial_Intelligence\":128}","ml_types_json":"{\"\/Document\":567,\"\/Document\/Manual\":502}","ml_intent_types_json":"{\"Informational\":999}","meta_language":"en","attrs_author":null,"attrs_publish_time":0,"attrs_original_publish_time":1731946335,"attrs_is_republished":0,"attrs_nr_words":"579","attrs_boilerpipe_nr_words":"459","body_ext_links_number":0,"body_int_links_number":19,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":520,"download_ttfb_msec":331,"download_size":158912}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 169 · Partition 51

laksa169

17435841955170310369

📄

INDEXABLE

✅

CRAWLED

1 month 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`	1.2 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

Page Details

Property

Value

URL

https://catboost.ai/docs/en/concepts/loss-functions

Last Crawled

2026-04-27 18:57:26 (1 month ago)

First Indexed

2024-11-18 16:12:15 (1 year ago)

HTTP Status Code

200

Content

Meta Title

Objectives and metrics | CatBoost

Meta Description

This section contains basic information regarding the supported metrics for various machine learning problems. Regression. Multiregression. Classification.

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

/Computers_and_Electronics		94.5%
/Computers_and_Electronics/Software		84.7%
/Computers_and_Electronics/Software/Software_Utilities		39.5%
/Science		13.3%
/Science/Computer_Science		13.1%
/Science/Computer_Science/Machine_Learning_and_Artificial_Intelligence		12.8%

Raw JSON

{
    "/Computers_and_Electronics": 945,
    "/Computers_and_Electronics/Software": 847,
    "/Computers_and_Electronics/Software/Software_Utilities": 395,
    "/Science": 133,
    "/Science/Computer_Science": 131,
    "/Science/Computer_Science/Machine_Learning_and_Artificial_Intelligence": 128
}

ML Page Types

/Document		56.7%
/Document/Manual		50.2%

Raw JSON

{
    "/Document": 567,
    "/Document/Manual": 502
}

ML Intent Types

Informational

99.9%

Raw JSON

{
    "Informational": 999
}

Content Metadata

Language

Author

null

Publish Time

not set

Original Publish Time

2024-11-18 16:12:15 (1 year ago)

Republished

Word Count (Total)

579

Word Count (Content)

459

Links

External Links

Internal Links

Technical SEO

Meta Nofollow

Meta Noarchive

JS Rendered

Redirect Target

null

Performance

Download Time (ms)

520

TTFB (ms)

331

Download Size (bytes)

158,912

Location

Host ID

169 (laksa169)

Partition ID

Root Hash

17435841955170310369

Unparsed URL

ai,catboost!/docs/en/concepts/loss-functions s443