Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 77 (from laksa178)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa077.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 = 31 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://medium.com/day-in-history/man-walks-on-moon-1b863d6b39cc\')), getAhrefsUnparsedNoserviceFromURL(\'https://medium.com/day-in-history/man-walks-on-moon-1b863d6b39cc\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/medium.com\/day-in-history\/man-walks-on-moon-1b863d6b39cc","crawl_time":1774365885,"first_indexed_time":0,"http_code":200,"src_unparsed":"com,medium!\/day-in-history\/man-walks-on-moon-1b863d6b39cc s443","src_root_hash":"13179037029838926277","history_drop_reason":null,"meta_title":"Man Walks on Moon. “…one giant leap for mankind,” says… | by Barry Silverstein | Day in History | Medium","meta_descriptions":["DAY IN HISTORY-JULY 20, 1969 Man Walks on Moon “…one giant leap for mankind,” says astronaut Neil Armstrong On the morning of July 16, 1969, NASA launched Apollo 11 from the Kennedy Space …"],"meta_canonical":null,"ml_categories_json":"","ml_types_json":"","ml_intent_types_json":"","meta_language":"en","attrs_author":"Barry Silverstein","attrs_publish_time":1753009981,"attrs_original_publish_time":0,"attrs_is_republished":1,"attrs_nr_words":"393","attrs_boilerpipe_nr_words":"260","body_ext_links_number":4,"body_int_links_number":30,"meta_nofollow":0,"meta_noarchive":1,"props_was_rendered":0,"src_redirect":"","download_time_msec":625,"download_ttfb_msec":623,"download_size":28079}

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	2.4 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://medium.com/day-in-history/man-walks-on-moon-1b863d6b39cc
Last Crawled	2026-03-24 15:24:45 (2 months ago)
First Indexed	not set
HTTP Status Code	200
Content
Meta Title	Man Walks on Moon. “…one giant leap for mankind,” says… \| by Barry Silverstein \| Day in History \| Medium
Meta Description	DAY IN HISTORY-JULY 20, 1969 Man Walks on Moon “…one giant leap for mankind,” says astronaut Neil Armstrong On the morning of July 16, 1969, NASA launched Apollo 11 from the Kennedy Space …
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	Barry Silverstein
Publish Time	2025-07-20 11:13:01 (10 months ago)
Original Publish Time	not set
Republished	Yes
Word Count (Total)	393
Word Count (Content)	260
Links
External Links	4
Internal Links	30
Technical SEO
Meta Nofollow	No
Meta Noarchive	Yes
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	625
TTFB (ms)	623
Download Size (bytes)	28,079
Location
Host ID	77 (laksa077)
Partition ID	31
Root Hash	13179037029838926277
Unparsed URL	com,medium!/day-in-history/man-walks-on-moon-1b863d6b39cc 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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