Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 172 (from laksa190)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa172.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 = 45 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.jb51.net/blockchain/959387.html\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.jb51.net/blockchain/959387.html\'))) FORMAT JSONEachRow'

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	0.8 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.jb51.net/blockchain/959387.html
Last Crawled	2026-05-09 17:07:41 (24 days ago)
First Indexed	2025-09-06 21:17:10 (8 months ago)
HTTP Status Code	200
Content
Meta Title	中国人怎么买比特币？简单操作指南助你轻松上手_比特币_区块链_脚本之家
Meta Description	近年来，比特币价格一路上扬，几乎呈单边上涨态势,尤其是近期，一系列利好的刺激，使得比特币价格连续上涨，因此想要投资比特币的人也越来越多，那么，现在中国怎么购买比特币呢？下面小编给大家详细介绍一下
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	zh-cn
Author	null
Publish Time	not set
Original Publish Time	2025-09-06 21:17:10 (8 months ago)
Republished	No
Word Count (Total)	310
Word Count (Content)	78
Links
External Links	6
Internal Links	84
Technical SEO
Meta Nofollow	No
Meta Noarchive	No
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	398
TTFB (ms)	398
Download Size (bytes)	14,164
Location
Host ID	172 (laksa172)
Partition ID	45
Root Hash	13190305914857989172
Unparsed URL	net,jb51!www,/blockchain/959387.html s443

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1. Shard Calculation

Query:

Response:

2. Crawled Status Check

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Response:

3. Robots.txt Check

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Response:

4. Spam/Ban Check

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Response:

5. Seen Status Check

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