🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 1 (from laksa180)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa001.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 = 99 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://about.youtube/\')), getAhrefsUnparsedNoserviceFromURL(\'https://about.youtube/\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/about.youtube\/","crawl_time":1780309530,"first_indexed_time":1639696052,"http_code":200,"src_unparsed":"youtube,about!\/ s443","src_root_hash":"17805048965599739801","history_drop_reason":null,"meta_title":"About YouTube - YouTube","meta_descriptions":["YouTube’s mission is to give everyone a voice and show them the world. Learn about our brand, community, careers and more."],"meta_canonical":null,"ml_categories_json":"{\"\/Arts_and_Entertainment\":727,\"\/Arts_and_Entertainment\/Online_Media\":673,\"\/Arts_and_Entertainment\/Online_Media\/Other\":634,\"\/Internet_and_Telecom\":511,\"\/Internet_and_Telecom\/Web_Services\":496,\"\/Internet_and_Telecom\/Web_Services\/Other\":393,\"\/Online_Communities\":151,\"\/People_and_Society\":124}","ml_types_json":"{\"\/Core_Page\":991,\"\/Core_Page\/About_Page\":988}","ml_intent_types_json":"{\"Informational\":987,\"Navigational\":149}","meta_language":"en","attrs_author":null,"attrs_publish_time":0,"attrs_original_publish_time":1639696052,"attrs_is_republished":0,"attrs_nr_words":"195","attrs_boilerpipe_nr_words":"40","body_ext_links_number":57,"body_int_links_number":1,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":50,"download_ttfb_msec":49,"download_size":7495}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 1 · Partition 99

laksa001

17805048965599739801

📄

INDEXABLE

✅

CRAWLED

2 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`	0.1 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://about.youtube/

Last Crawled

2026-06-01 10:25:30 (2 days ago)

First Indexed

2021-12-16 23:07:32 (4 years ago)

HTTP Status Code

200

Content

Meta Title

About YouTube - YouTube

Meta Description

YouTube’s mission is to give everyone a voice and show them the world. Learn about our brand, community, careers and more.

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

/Arts_and_Entertainment		72.7%
/Arts_and_Entertainment/Online_Media		67.3%
/Arts_and_Entertainment/Online_Media/Other		63.4%
/Internet_and_Telecom		51.1%
/Internet_and_Telecom/Web_Services		49.6%
/Internet_and_Telecom/Web_Services/Other		39.3%
/Online_Communities		15.1%
/People_and_Society		12.4%

Raw JSON

{
    "/Arts_and_Entertainment": 727,
    "/Arts_and_Entertainment/Online_Media": 673,
    "/Arts_and_Entertainment/Online_Media/Other": 634,
    "/Internet_and_Telecom": 511,
    "/Internet_and_Telecom/Web_Services": 496,
    "/Internet_and_Telecom/Web_Services/Other": 393,
    "/Online_Communities": 151,
    "/People_and_Society": 124
}

ML Page Types

/Core_Page		99.1%
/Core_Page/About_Page		98.8%

Raw JSON

{
    "/Core_Page": 991,
    "/Core_Page/About_Page": 988
}

ML Intent Types

Informational		98.7%
Navigational		14.9%

Raw JSON

{
    "Informational": 987,
    "Navigational": 149
}

Content Metadata

Language

Author

null

Publish Time

not set

Original Publish Time

2021-12-16 23:07:32 (4 years ago)

Republished

Word Count (Total)

195

Word Count (Content)

Links

External Links

Internal Links

Technical SEO

Meta Nofollow

Meta Noarchive

JS Rendered

Redirect Target

null

Performance

Download Time (ms)

TTFB (ms)

Download Size (bytes)

7,495

Location

Host ID

1 (laksa001)

Partition ID

Root Hash

17805048965599739801

Unparsed URL

youtube,about!/ s443