🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 127 (from laksa135)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa127.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 = 52 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://developer.android.com/codelabs/basic-android-kotlin-compose-first-app\')), getAhrefsUnparsedNoserviceFromURL(\'https://developer.android.com/codelabs/basic-android-kotlin-compose-first-app\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/developer.android.com\/codelabs\/basic-android-kotlin-compose-first-app","crawl_time":1780186709,"first_indexed_time":1651428399,"http_code":200,"src_unparsed":"com,android!developer,\/codelabs\/basic-android-kotlin-compose-first-app s443","src_root_hash":"18420266955115890527","history_drop_reason":null,"meta_title":"Create your first Android app","meta_descriptions":["Learn how to create your first Android app."],"meta_canonical":null,"ml_categories_json":"{\"\/Computers_and_Electronics\":962,\"\/Computers_and_Electronics\/Software\":830,\"\/Computers_and_Electronics\/Software\/Software_Utilities\":504,\"\/Internet_and_Telecom\":181,\"\/Internet_and_Telecom\/Mobile_and_Wireless\":154,\"\/Internet_and_Telecom\/Mobile_and_Wireless\/Mobile_Apps_and_Add-Ons\":143}","ml_types_json":"{\"\/Article\":984,\"\/Article\/How_to\":504}","ml_intent_types_json":"{\"Informational\":993}","meta_language":"en","attrs_author":null,"attrs_publish_time":0,"attrs_original_publish_time":1651428399,"attrs_is_republished":0,"attrs_nr_words":"3831","attrs_boilerpipe_nr_words":"3156","body_ext_links_number":27,"body_int_links_number":67,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":1,"src_redirect":"","download_time_msec":307,"download_ttfb_msec":296,"download_size":24573}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 127 · Partition 52

laksa127

18420266955115890527

📄

INDEXABLE

✅

CRAWLED

3 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://developer.android.com/codelabs/basic-android-kotlin-compose-first-app

Last Crawled

2026-05-31 00:18:29 (3 days ago)

First Indexed

2022-05-01 18:06:39 (4 years ago)

HTTP Status Code

200

Content

Meta Title

Create your first Android app

Meta Description

Learn how to create your first Android app.

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		96.2%
/Computers_and_Electronics/Software		83.0%
/Computers_and_Electronics/Software/Software_Utilities		50.4%
/Internet_and_Telecom		18.1%
/Internet_and_Telecom/Mobile_and_Wireless		15.4%
/Internet_and_Telecom/Mobile_and_Wireless/Mobile_Apps_and_Add-Ons		14.3%

Raw JSON

{
    "/Computers_and_Electronics": 962,
    "/Computers_and_Electronics/Software": 830,
    "/Computers_and_Electronics/Software/Software_Utilities": 504,
    "/Internet_and_Telecom": 181,
    "/Internet_and_Telecom/Mobile_and_Wireless": 154,
    "/Internet_and_Telecom/Mobile_and_Wireless/Mobile_Apps_and_Add-Ons": 143
}

ML Page Types

/Article		98.4%
/Article/How_to		50.4%

Raw JSON

{
    "/Article": 984,
    "/Article/How_to": 504
}

ML Intent Types

Informational

99.3%

Raw JSON

{
    "Informational": 993
}

Content Metadata

Language

Author

null

Publish Time

not set

Original Publish Time

2022-05-01 18:06:39 (4 years ago)

Republished

Word Count (Total)

3,831

Word Count (Content)

3,156

Links

External Links

Internal Links

Technical SEO

Meta Nofollow

Meta Noarchive

JS Rendered

Yes

Redirect Target

null

Performance

Download Time (ms)

307

TTFB (ms)

296

Download Size (bytes)

24,573

Location

Host ID

127 (laksa127)

Partition ID

Root Hash

18420266955115890527

Unparsed URL

com,android!developer,/codelabs/basic-android-kotlin-compose-first-app s443