Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 11 (from laksa097)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa011.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 = 64 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.zgggws.com/cn/article/doi/10.11847/zgggws1123665\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.zgggws.com/cn/article/doi/10.11847/zgggws1123665\'))) FORMAT JSONEachRow'

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	FAIL	`download_stamp > now() - 6 MONTH`	8.7 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.zgggws.com/cn/article/doi/10.11847/zgggws1123665
Last Crawled	2025-09-15 14:22:07 (8 months ago)
First Indexed	2022-08-05 16:56:29 (3 years ago)
HTTP Status Code	200
Content
Meta Title	济南市农村老年人社会隔离现状及其影响因素分析
Meta Description	《中国公共卫生》杂志社成立于1982年，其前身是《公共卫生与疾病控制》杂志社（编辑部）。1985年2月经卫生部（85）卫办发字第24号文件批准同意正式更名为《中国公共卫生》。1987年中华预防医学会组建后，杂志转为由卫生部主管，中华预防医学会主办。
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-cmn-hans
Author	null
Publish Time	not set
Original Publish Time	2022-08-05 16:56:29 (3 years ago)
Republished	No
Word Count (Total)	363
Word Count (Content)	185
Links
External Links	0
Internal Links	24
Technical SEO
Meta Nofollow	No
Meta Noarchive	No
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	2,452
TTFB (ms)	2,096
Download Size (bytes)	60,202
Location
Host ID	11 (laksa011)
Partition ID	64
Root Hash	12890527745582672811
Unparsed URL	com,zgggws!www,/cn/article/doi/10.11847/zgggws1123665 s443

🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

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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