Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 35 (from laksa068)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa035.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 = 79 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.cyberghostvpn.com/glossary/error-correction-code\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.cyberghostvpn.com/glossary/error-correction-code\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.cyberghostvpn.com\/glossary\/error-correction-code","crawl_time":1776124209,"first_indexed_time":1717555979,"http_code":200,"src_unparsed":"com,cyberghostvpn!www,\/glossary\/error-correction-code s443","src_root_hash":"16842009835858375835","history_drop_reason":null,"meta_title":"What is Error Correction Code | Glossary | CyberGhost VPN","meta_descriptions":["Learn more about error correction code with our cybersecurity glossary. We explain the meaning, history, and application, giving you all the information you need."],"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":1717555979,"attrs_is_republished":0,"attrs_nr_words":"787","attrs_boilerpipe_nr_words":"452","body_ext_links_number":7,"body_int_links_number":54,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":392,"download_ttfb_msec":388,"download_size":29784}

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	1.7 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://www.cyberghostvpn.com/glossary/error-correction-code
Last Crawled	2026-04-13 23:50:09 (1 month ago)
First Indexed	2024-06-05 02:52:59 (1 year ago)
HTTP Status Code	200
Content
Meta Title	What is Error Correction Code \| Glossary \| CyberGhost VPN
Meta Description	Learn more about error correction code with our cybersecurity glossary. We explain the meaning, history, and application, giving you all the information you need.
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	2024-06-05 02:52:59 (1 year ago)
Republished	No
Word Count (Total)	787
Word Count (Content)	452
Links
External Links	7
Internal Links	54
Technical SEO
Meta Nofollow	No
Meta Noarchive	No
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	392
TTFB (ms)	388
Download Size (bytes)	29,784
Location
Host ID	35 (laksa035)
Partition ID	79
Root Hash	16842009835858375835
Unparsed URL	com,cyberghostvpn!www,/glossary/error-correction-code s443

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1. Shard Calculation

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5. Seen Status Check

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