🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 167 (from laksa183)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa167.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 = 47 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://teamtreehouse.com/library/browser-persistent-data-with-php\')), getAhrefsUnparsedNoserviceFromURL(\'https://teamtreehouse.com/library/browser-persistent-data-with-php\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/teamtreehouse.com\/library\/browser-persistent-data-with-php","crawl_time":1779484383,"first_indexed_time":1538797896,"http_code":200,"src_unparsed":"com,teamtreehouse!\/library\/browser-persistent-data-with-php s443","src_root_hash":"17654434789099829567","history_drop_reason":null,"meta_title":"Browser Persistent Data with PHP Course (How To) | Treehouse","meta_descriptions":["49-minute PHP course: With smartphones, smartwatches and even smart appliances, the internet of things has brought us into a world to rival sci-fi ..."],"meta_canonical":null,"ml_categories_json":"{\"\/Computers_and_Electronics\":777,\"\/Computers_and_Electronics\/Programming\":511,\"\/Computers_and_Electronics\/Programming\/Scripting_Languages\":462,\"\/Jobs_and_Education\":321,\"\/Jobs_and_Education\/Education\":321,\"\/Jobs_and_Education\/Education\/Computer_Education\":286,\"\/Internet_and_Telecom\":257,\"\/Internet_and_Telecom\/Web_Services\":253,\"\/Internet_and_Telecom\/Web_Services\/Web_Design_and_Development\":237}","ml_types_json":"{\"\/Core_Page\":544,\"\/Core_Page\/Services_Page\":540}","ml_intent_types_json":"{\"Informational\":628,\"Commercial\":406,\"Transactional\":169}","meta_language":"en","attrs_author":"Alena Holligan","attrs_publish_time":0,"attrs_original_publish_time":1538797896,"attrs_is_republished":0,"attrs_nr_words":"892","attrs_boilerpipe_nr_words":"153","body_ext_links_number":16,"body_int_links_number":69,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":1,"src_redirect":"","download_time_msec":225,"download_ttfb_msec":197,"download_size":130709}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 167 · Partition 47

laksa167

17654434789099829567

📄

INDEXABLE

✅

CRAWLED

11 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://teamtreehouse.com/library/browser-persistent-data-with-php

Last Crawled

2026-05-22 21:13:03 (11 days ago)

First Indexed

2018-10-06 03:51:36 (7 years ago)

HTTP Status Code

200

Content

Meta Title

Browser Persistent Data with PHP Course (How To) | Treehouse

Meta Description

49-minute PHP course: With smartphones, smartwatches and even smart appliances, the internet of things has brought us into a world to rival sci-fi ...

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		77.7%
/Computers_and_Electronics/Programming		51.1%
/Computers_and_Electronics/Programming/Scripting_Languages		46.2%
/Jobs_and_Education		32.1%
/Jobs_and_Education/Education		32.1%
/Jobs_and_Education/Education/Computer_Education		28.6%
/Internet_and_Telecom		25.7%
/Internet_and_Telecom/Web_Services		25.3%
/Internet_and_Telecom/Web_Services/Web_Design_and_Development		23.7%

Raw JSON

{
    "/Computers_and_Electronics": 777,
    "/Computers_and_Electronics/Programming": 511,
    "/Computers_and_Electronics/Programming/Scripting_Languages": 462,
    "/Jobs_and_Education": 321,
    "/Jobs_and_Education/Education": 321,
    "/Jobs_and_Education/Education/Computer_Education": 286,
    "/Internet_and_Telecom": 257,
    "/Internet_and_Telecom/Web_Services": 253,
    "/Internet_and_Telecom/Web_Services/Web_Design_and_Development": 237
}

ML Page Types

/Core_Page		54.4%
/Core_Page/Services_Page		54.0%

Raw JSON

{
    "/Core_Page": 544,
    "/Core_Page/Services_Page": 540
}

ML Intent Types

Informational		62.8%
Commercial		40.6%
Transactional		16.9%

Raw JSON

{
    "Informational": 628,
    "Commercial": 406,
    "Transactional": 169
}

Content Metadata

Language

Author

Alena Holligan

Publish Time

not set

Original Publish Time

2018-10-06 03:51:36 (7 years ago)

Republished

Word Count (Total)

892

Word Count (Content)

153

Links

External Links

Internal Links

Technical SEO

Meta Nofollow

Meta Noarchive

JS Rendered

Yes

Redirect Target

null

Performance

Download Time (ms)

225

TTFB (ms)

197

Download Size (bytes)

130,709

Location

Host ID

167 (laksa167)

Partition ID

Root Hash

17654434789099829567

Unparsed URL

com,teamtreehouse!/library/browser-persistent-data-with-php s443