🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 18 (from laksa187)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa018.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 = 49 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.sciencealert.com/common-supplement-shows-a-concerning-link-to-heart-failure\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.sciencealert.com/common-supplement-shows-a-concerning-link-to-heart-failure\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.sciencealert.com\/common-supplement-shows-a-concerning-link-to-heart-failure","crawl_time":1779370960,"first_indexed_time":1772539335,"http_code":200,"src_unparsed":"com,sciencealert!www,\/common-supplement-shows-a-concerning-link-to-heart-failure s443","src_root_hash":"10232658580785709818","history_drop_reason":null,"meta_title":"Common Supplement Shows a Concerning Link to Heart Failure : ScienceAlert","meta_descriptions":["Research into a popular sleeping aid has some scientists worried about long-term usage."],"meta_canonical":null,"ml_categories_json":"{\"\/Health\":976,\"\/Health\/Health_Conditions\":780,\"\/Health\/Health_Conditions\/Heart_and_Hypertension\":635,\"\/Science\":322,\"\/Science\/Biological_Sciences\":317,\"\/Science\/Biological_Sciences\/Neuroscience\":259}","ml_types_json":"{\"\/Article\":999,\"\/Article\/Study_or_Research_Findings\":561}","ml_intent_types_json":"{\"Informational\":999}","meta_language":"en-us","attrs_author":"Carly Cassella","attrs_publish_time":1772539240,"attrs_original_publish_time":1772539240,"attrs_is_republished":0,"attrs_nr_words":"820","attrs_boilerpipe_nr_words":"652","body_ext_links_number":15,"body_int_links_number":35,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":665,"download_ttfb_msec":65,"download_size":37472}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 18 · Partition 49

laksa018

10232658580785709818

📄

INDEXABLE

✅

CRAWLED

13 days ago

🤖

ROBOTS ALLOWED

Page Info Filters

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

Page Details

Property

Value

URL

https://www.sciencealert.com/common-supplement-shows-a-concerning-link-to-heart-failure

Last Crawled

2026-05-21 13:42:40 (13 days ago)

First Indexed

2026-03-03 12:02:15 (3 months ago)

HTTP Status Code

200

Content

Meta Title

Common Supplement Shows a Concerning Link to Heart Failure : ScienceAlert

Meta Description

Research into a popular sleeping aid has some scientists worried about long-term usage.

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

/Health		97.6%
/Health/Health_Conditions		78.0%
/Health/Health_Conditions/Heart_and_Hypertension		63.5%
/Science		32.2%
/Science/Biological_Sciences		31.7%
/Science/Biological_Sciences/Neuroscience		25.9%

Raw JSON

{
    "/Health": 976,
    "/Health/Health_Conditions": 780,
    "/Health/Health_Conditions/Heart_and_Hypertension": 635,
    "/Science": 322,
    "/Science/Biological_Sciences": 317,
    "/Science/Biological_Sciences/Neuroscience": 259
}

ML Page Types

/Article		99.9%
/Article/Study_or_Research_Findings		56.1%

Raw JSON

{
    "/Article": 999,
    "/Article/Study_or_Research_Findings": 561
}

ML Intent Types

Informational

99.9%

Raw JSON

{
    "Informational": 999
}

Content Metadata

Language

en-us

Author

Carly Cassella

Publish Time

2026-03-03 12:00:40 (3 months ago)

Original Publish Time

2026-03-03 12:00:40 (3 months ago)

Republished

Word Count (Total)

820

Word Count (Content)

652

Links

External Links

Internal Links

Technical SEO

Meta Nofollow

Meta Noarchive

JS Rendered

Redirect Target

null

Performance

Download Time (ms)

665

TTFB (ms)

Download Size (bytes)

37,472

Location

Host ID

18 (laksa018)

Partition ID

Root Hash

10232658580785709818

Unparsed URL

com,sciencealert!www,/common-supplement-shows-a-concerning-link-to-heart-failure s443