Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 190 (from laksa005)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa190.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 = 84 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.startupdecisions.com.sg/singapore/taxes/individual-tax\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.startupdecisions.com.sg/singapore/taxes/individual-tax\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.startupdecisions.com.sg\/singapore\/taxes\/individual-tax","crawl_time":1776997144,"first_indexed_time":1524569221,"http_code":200,"src_unparsed":"sg,com,startupdecisions!www,\/singapore\/taxes\/individual-tax s443","src_root_hash":"7022888180068796990","history_drop_reason":null,"meta_title":"Singapore Personal Tax Guide — StartupDecisions","meta_descriptions":["Delve into Our Singapore Personal Tax Guide. A Comprehensive Resource for Individuals Navigating Personal Taxation with Precision."],"meta_canonical":null,"ml_categories_json":"","ml_types_json":"","ml_intent_types_json":"","meta_language":"en-us","attrs_author":"Vadim Krasovskiy","attrs_publish_time":1552130640,"attrs_original_publish_time":1524569221,"attrs_is_republished":1,"attrs_nr_words":"1856","attrs_boilerpipe_nr_words":"1739","body_ext_links_number":3,"body_int_links_number":15,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":236,"download_ttfb_msec":198,"download_size":32288}

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	1.4 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.startupdecisions.com.sg/singapore/taxes/individual-tax
Last Crawled	2026-04-24 02:19:04 (1 month ago)
First Indexed	2018-04-24 11:27:01 (8 years ago)
HTTP Status Code	200
Content
Meta Title	Singapore Personal Tax Guide — StartupDecisions
Meta Description	Delve into Our Singapore Personal Tax Guide. A Comprehensive Resource for Individuals Navigating Personal Taxation with Precision.
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-us
Author	Vadim Krasovskiy
Publish Time	2019-03-09 11:24:00 (7 years ago)
Original Publish Time	2018-04-24 11:27:01 (8 years ago)
Republished	Yes
Word Count (Total)	1,856
Word Count (Content)	1,739
Links
External Links	3
Internal Links	15
Technical SEO
Meta Nofollow	No
Meta Noarchive	No
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	236
TTFB (ms)	198
Download Size (bytes)	32,288
Location
Host ID	190 (laksa190)
Partition ID	84
Root Hash	7022888180068796990
Unparsed URL	sg,com,startupdecisions!www,/singapore/taxes/individual-tax s443

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1. Shard Calculation

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2. Crawled Status Check

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5. Seen Status Check

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