🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 92 (from laksa034)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa092.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 = 76 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://getbootstrap.com/docs/4.0/components/alerts/\')), getAhrefsUnparsedNoserviceFromURL(\'https://getbootstrap.com/docs/4.0/components/alerts/\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/getbootstrap.com\/docs\/4.0\/components\/alerts\/","crawl_time":1777315889,"first_indexed_time":1502971595,"http_code":200,"src_unparsed":"com,getbootstrap!\/docs\/4.0\/components\/alerts\/ s443","src_root_hash":"4088328555173515292","history_drop_reason":null,"meta_title":"Alerts · Bootstrap","meta_descriptions":["Provide contextual feedback messages for typical user actions with the handful of available and flexible alert messages."],"meta_canonical":null,"ml_categories_json":"{\"\/Computers_and_Electronics\":955,\"\/Computers_and_Electronics\/Software\":762,\"\/Computers_and_Electronics\/Software\/Software_Utilities\":519,\"\/Internet_and_Telecom\":230,\"\/Internet_and_Telecom\/Web_Services\":226,\"\/Internet_and_Telecom\/Web_Services\/Web_Design_and_Development\":223}","ml_types_json":"{\"\/Document\":727,\"\/Document\/Manual\":705}","ml_intent_types_json":"{\"Informational\":997}","meta_language":"en","attrs_author":"Mark Otto","attrs_publish_time":0,"attrs_original_publish_time":1502971595,"attrs_is_republished":0,"attrs_nr_words":"1334","attrs_boilerpipe_nr_words":"947","body_ext_links_number":3,"body_int_links_number":72,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":66,"download_ttfb_msec":65,"download_size":7747}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 92 · Partition 76

laksa092

4088328555173515292

📄

INDEXABLE

✅

CRAWLED

1 month 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`	1.2 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://getbootstrap.com/docs/4.0/components/alerts/

Last Crawled

2026-04-27 18:51:29 (1 month ago)

First Indexed

2017-08-17 12:06:35 (8 years ago)

HTTP Status Code

200

Content

Meta Title

Alerts · Bootstrap

Meta Description

Provide contextual feedback messages for typical user actions with the handful of available and flexible alert messages.

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

/Computers_and_Electronics		95.5%
/Computers_and_Electronics/Software		76.2%
/Computers_and_Electronics/Software/Software_Utilities		51.9%
/Internet_and_Telecom		23.0%
/Internet_and_Telecom/Web_Services		22.6%
/Internet_and_Telecom/Web_Services/Web_Design_and_Development		22.3%

Raw JSON

{
    "/Computers_and_Electronics": 955,
    "/Computers_and_Electronics/Software": 762,
    "/Computers_and_Electronics/Software/Software_Utilities": 519,
    "/Internet_and_Telecom": 230,
    "/Internet_and_Telecom/Web_Services": 226,
    "/Internet_and_Telecom/Web_Services/Web_Design_and_Development": 223
}

ML Page Types

/Document		72.7%
/Document/Manual		70.5%

Raw JSON

{
    "/Document": 727,
    "/Document/Manual": 705
}

ML Intent Types

Informational

99.7%

Raw JSON

{
    "Informational": 997
}

Content Metadata

Language

Author

Mark Otto

Publish Time

not set

Original Publish Time

2017-08-17 12:06:35 (8 years ago)

Republished

Word Count (Total)

1,334

Word Count (Content)

947

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)

7,747

Location

Host ID

92 (laksa092)

Partition ID

Root Hash

4088328555173515292

Unparsed URL

com,getbootstrap!/docs/4.0/components/alerts/ s443