Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 15 (from laksa172)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa015.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 = 19 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://javarush.com/groups/posts/1298-7-sovetov-na-puti-ot-khoroshego-programmista-k-velikomu\')), getAhrefsUnparsedNoserviceFromURL(\'https://javarush.com/groups/posts/1298-7-sovetov-na-puti-ot-khoroshego-programmista-k-velikomu\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/javarush.com\/groups\/posts\/1298-7-sovetov-na-puti-ot-khoroshego-programmista-k-velikomu","crawl_time":1775275782,"first_indexed_time":1670577075,"http_code":200,"src_unparsed":"com,javarush!\/groups\/posts\/1298-7-sovetov-na-puti-ot-khoroshego-programmista-k-velikomu s443","src_root_hash":"17369628361419703815","history_drop_reason":null,"meta_title":"Как стать хорошим программистом? 7 советов на пути к великому программисту","meta_descriptions":["Великие программисты являются таковыми не потому, что умеют писать идеальный код. В них есть нечто большее, например, дополнительные навыки, знания, особенности"],"meta_canonical":null,"ml_categories_json":"","ml_types_json":"","ml_intent_types_json":"","meta_language":null,"attrs_author":"Dmytro Vezhnin","attrs_publish_time":1751050140,"attrs_original_publish_time":1670577075,"attrs_is_republished":1,"attrs_nr_words":"1618","attrs_boilerpipe_nr_words":"1381","body_ext_links_number":12,"body_int_links_number":44,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":304,"download_ttfb_msec":290,"download_size":58142}

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	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

Property	Value
URL	https://javarush.com/groups/posts/1298-7-sovetov-na-puti-ot-khoroshego-programmista-k-velikomu
Last Crawled	2026-04-04 04:09:42 (2 months ago)
First Indexed	2022-12-09 09:11:15 (3 years ago)
HTTP Status Code	200
Content
Meta Title	Как стать хорошим программистом? 7 советов на пути к великому программисту
Meta Description	Великие программисты являются таковыми не потому, что умеют писать идеальный код. В них есть нечто большее, например, дополнительные навыки, знания, особенности
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	null
Author	Dmytro Vezhnin
Publish Time	2025-06-27 18:49:00 (11 months ago)
Original Publish Time	2022-12-09 09:11:15 (3 years ago)
Republished	Yes
Word Count (Total)	1,618
Word Count (Content)	1,381
Links
External Links	12
Internal Links	44
Technical SEO
Meta Nofollow	No
Meta Noarchive	No
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	304
TTFB (ms)	290
Download Size (bytes)	58,142
Location
Host ID	15 (laksa015)
Partition ID	19
Root Hash	17369628361419703815
Unparsed URL	com,javarush!/groups/posts/1298-7-sovetov-na-puti-ot-khoroshego-programmista-k-velikomu s443

🕷️ Crawler Inspector

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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

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