🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 120 (from laksa015)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa120.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 = 26 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://buildfire.com/how-to-create-a-mobile-app/\')), getAhrefsUnparsedNoserviceFromURL(\'https://buildfire.com/how-to-create-a-mobile-app/\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/buildfire.com\/how-to-create-a-mobile-app\/","crawl_time":1779748937,"first_indexed_time":1479735417,"http_code":200,"src_unparsed":"com,buildfire!\/how-to-create-a-mobile-app\/ s443","src_root_hash":"17918039074390405320","history_drop_reason":null,"meta_title":"How to Make an App: Full Guide For 2026 - Buildfire","meta_descriptions":["Learn how to code an app from scratch in under 30 days—choose your language, follow Flutter, React Native, or Swift, and see how to build without coding."],"meta_canonical":null,"ml_categories_json":"{\"\/Computers_and_Electronics\":750,\"\/Computers_and_Electronics\/Software\":717,\"\/Internet_and_Telecom\":414,\"\/Computers_and_Electronics\/Software\/Software_Utilities\":352,\"\/Internet_and_Telecom\/Mobile_and_Wireless\":213,\"\/Internet_and_Telecom\/Mobile_and_Wireless\/Mobile_Apps_and_Add-Ons\":209}","ml_types_json":"{\"\/Article\":996,\"\/Article\/Tutorial_or_Guide\":759}","ml_intent_types_json":"{\"Informational\":995}","meta_language":"en-us","attrs_author":null,"attrs_publish_time":1774383447,"attrs_original_publish_time":1479735417,"attrs_is_republished":1,"attrs_nr_words":"7201","attrs_boilerpipe_nr_words":"6800","body_ext_links_number":9,"body_int_links_number":60,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":965,"download_ttfb_msec":835,"download_size":61549}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 120 · Partition 26

laksa120

17918039074390405320

📄

INDEXABLE

✅

CRAWLED

8 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`	0.3 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://buildfire.com/how-to-create-a-mobile-app/

Last Crawled

2026-05-25 22:42:17 (8 days ago)

First Indexed

2016-11-21 13:36:57 (9 years ago)

HTTP Status Code

200

Content

Meta Title

How to Make an App: Full Guide For 2026 - Buildfire

Meta Description

Learn how to code an app from scratch in under 30 days—choose your language, follow Flutter, React Native, or Swift, and see how to build without coding.

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		75.0%
/Computers_and_Electronics/Software		71.7%
/Internet_and_Telecom		41.4%
/Computers_and_Electronics/Software/Software_Utilities		35.2%
/Internet_and_Telecom/Mobile_and_Wireless		21.3%
/Internet_and_Telecom/Mobile_and_Wireless/Mobile_Apps_and_Add-Ons		20.9%

Raw JSON

{
    "/Computers_and_Electronics": 750,
    "/Computers_and_Electronics/Software": 717,
    "/Internet_and_Telecom": 414,
    "/Computers_and_Electronics/Software/Software_Utilities": 352,
    "/Internet_and_Telecom/Mobile_and_Wireless": 213,
    "/Internet_and_Telecom/Mobile_and_Wireless/Mobile_Apps_and_Add-Ons": 209
}

ML Page Types

/Article		99.6%
/Article/Tutorial_or_Guide		75.9%

Raw JSON

{
    "/Article": 996,
    "/Article/Tutorial_or_Guide": 759
}

ML Intent Types

Informational

99.5%

Raw JSON

{
    "Informational": 995
}

Content Metadata

Language

en-us

Author

null

Publish Time

2026-03-24 20:17:27 (2 months ago)

Original Publish Time

2016-11-21 13:36:57 (9 years ago)

Republished

Yes

Word Count (Total)

7,201

Word Count (Content)

6,800

Links

External Links

Internal Links

Technical SEO

Meta Nofollow

Meta Noarchive

JS Rendered

Redirect Target

null

Performance

Download Time (ms)

965

TTFB (ms)

835

Download Size (bytes)

61,549

Location

Host ID

120 (laksa120)

Partition ID

Root Hash

17918039074390405320

Unparsed URL

com,buildfire!/how-to-create-a-mobile-app/ s443