🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 74 (from laksa192)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa074.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 = 48 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.futurelearn.com/subjects/it-and-computer-science-courses\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.futurelearn.com/subjects/it-and-computer-science-courses\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.futurelearn.com\/subjects\/it-and-computer-science-courses","crawl_time":1778149561,"first_indexed_time":1576673280,"http_code":200,"src_unparsed":"com,futurelearn!www,\/subjects\/it-and-computer-science-courses s443","src_root_hash":"656861103542249674","history_drop_reason":null,"meta_title":"Online IT & Computer Science Courses - FutureLearn","meta_descriptions":["Learn to code, develop your programming skills or explore tech trends like digital marketing and AI. Join now for free online computer science courses from top organisations."],"meta_canonical":null,"ml_categories_json":"{\"\/Jobs_and_Education\":900,\"\/Jobs_and_Education\/Education\":900,\"\/Jobs_and_Education\/Education\/Computer_Education\":580,\"\/Computers_and_Electronics\":532,\"\/Computers_and_Electronics\/Programming\":359,\"\/Computers_and_Electronics\/Programming\/Development_Tools\":204}","ml_types_json":"{\"\/Listing_Collection\":828,\"\/Listing_Collection\/Product\":490}","ml_intent_types_json":"{\"Informational\":870,\"Commercial\":643}","meta_language":"en-gb","attrs_author":null,"attrs_publish_time":0,"attrs_original_publish_time":1576673280,"attrs_is_republished":0,"attrs_nr_words":"2612","attrs_boilerpipe_nr_words":"520","body_ext_links_number":8,"body_int_links_number":274,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":1,"src_redirect":"","download_time_msec":1079,"download_ttfb_msec":1061,"download_size":62046}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 74 · Partition 48

laksa074

656861103542249674

📄

INDEXABLE

✅

CRAWLED

26 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`	0.9 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://www.futurelearn.com/subjects/it-and-computer-science-courses

Last Crawled

2026-05-07 10:26:01 (26 days ago)

First Indexed

2019-12-18 12:48:00 (6 years ago)

HTTP Status Code

200

Content

Meta Title

Online IT & Computer Science Courses - FutureLearn

Meta Description

Learn to code, develop your programming skills or explore tech trends like digital marketing and AI. Join now for free online computer science courses from top organisations.

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

/Jobs_and_Education		90.0%
/Jobs_and_Education/Education		90.0%
/Jobs_and_Education/Education/Computer_Education		58.0%
/Computers_and_Electronics		53.2%
/Computers_and_Electronics/Programming		35.9%
/Computers_and_Electronics/Programming/Development_Tools		20.4%

Raw JSON

{
    "/Jobs_and_Education": 900,
    "/Jobs_and_Education/Education": 900,
    "/Jobs_and_Education/Education/Computer_Education": 580,
    "/Computers_and_Electronics": 532,
    "/Computers_and_Electronics/Programming": 359,
    "/Computers_and_Electronics/Programming/Development_Tools": 204
}

ML Page Types

/Listing_Collection		82.8%
/Listing_Collection/Product		49.0%

Raw JSON

{
    "/Listing_Collection": 828,
    "/Listing_Collection/Product": 490
}

ML Intent Types

Informational		87.0%
Commercial		64.3%

Raw JSON

{
    "Informational": 870,
    "Commercial": 643
}

Content Metadata

Language

en-gb

Author

null

Publish Time

not set

Original Publish Time

2019-12-18 12:48:00 (6 years ago)

Republished

Word Count (Total)

2,612

Word Count (Content)

520

Links

External Links

Internal Links

274

Technical SEO

Meta Nofollow

Meta Noarchive

JS Rendered

Yes

Redirect Target

null

Performance

Download Time (ms)

1,079

TTFB (ms)

1,061

Download Size (bytes)

62,046

Location

Host ID

74 (laksa074)

Partition ID

Root Hash

656861103542249674

Unparsed URL

com,futurelearn!www,/subjects/it-and-computer-science-courses s443