Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 150 (from laksa055)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa150.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 = 26 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://mynewhome.sg/page/absd/\')), getAhrefsUnparsedNoserviceFromURL(\'https://mynewhome.sg/page/absd/\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/mynewhome.sg\/page\/absd\/","crawl_time":1779544279,"first_indexed_time":1687712082,"http_code":200,"src_unparsed":"sg,mynewhome!\/page\/absd\/ s443","src_root_hash":"3905757969277845350","history_drop_reason":null,"meta_title":"Understanding ABSD -","meta_descriptions":["Additional Buyer’s Stamp Duty (ABSD) is a tax levied on top of the Buyer’s Stamp Duty (BSD) when a person buys a residential property in Singapore. It is intended to cool the property market and prevent speculation. ABSD rates are different for different types of buyers. There had been a number of changes to ABSD Rates. The latest is effective from 27 Apr 2023. Singapore Citizens who buy their first residential property do not have to pay ABSD."],"meta_canonical":null,"ml_categories_json":"","ml_types_json":"","ml_intent_types_json":"","meta_language":"en","attrs_author":"My New Home","attrs_publish_time":0,"attrs_original_publish_time":1687712082,"attrs_is_republished":0,"attrs_nr_words":"296","attrs_boilerpipe_nr_words":"264","body_ext_links_number":5,"body_int_links_number":9,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":337,"download_ttfb_msec":327,"download_size":17123}

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	0.4 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://mynewhome.sg/page/absd/
Last Crawled	2026-05-23 13:51:19 (11 days ago)
First Indexed	2023-06-25 16:54:42 (2 years ago)
HTTP Status Code	200
Content
Meta Title	Understanding ABSD -
Meta Description	Additional Buyer’s Stamp Duty (ABSD) is a tax levied on top of the Buyer’s Stamp Duty (BSD) when a person buys a residential property in Singapore. It is intended to cool the property market and prevent speculation. ABSD rates are different for different types of buyers. There had been a number of changes to ABSD Rates. The latest is effective from 27 Apr 2023. Singapore Citizens who buy their first residential property do not have to pay ABSD.
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	My New Home
Publish Time	not set
Original Publish Time	2023-06-25 16:54:42 (2 years ago)
Republished	No
Word Count (Total)	296
Word Count (Content)	264
Links
External Links	5
Internal Links	9
Technical SEO
Meta Nofollow	No
Meta Noarchive	No
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	337
TTFB (ms)	327
Download Size (bytes)	17,123
Location
Host ID	150 (laksa150)
Partition ID	26
Root Hash	3905757969277845350
Unparsed URL	sg,mynewhome!/page/absd/ s443

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1. Shard Calculation

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Response:

2. Crawled Status Check

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3. Robots.txt Check

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4. Spam/Ban Check

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Response:

5. Seen Status Check

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