🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 80 (from laksa099)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa080.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 = 82 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.chiark.greenend.org.uk/~sgtatham/puzzles/\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.chiark.greenend.org.uk/~sgtatham/puzzles/\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.chiark.greenend.org.uk\/~sgtatham\/puzzles\/","crawl_time":1777263541,"first_indexed_time":1494184937,"http_code":200,"src_unparsed":"uk,org,greenend!chiark,www,\/~sgtatham\/puzzles\/ s443","src_root_hash":"10152725077736156480","history_drop_reason":null,"meta_title":"Simon Tatham's Portable Puzzle Collection","meta_descriptions":[],"meta_canonical":null,"ml_categories_json":"{\"\/Games\":963,\"\/Games\/Puzzles_and_Brainteasers\":927,\"\/Computers_and_Electronics\":114,\"\/Hobbies_and_Leisure\":107,\"\/Computers_and_Electronics\/Software\":107}","ml_types_json":"{\"\/Listing_Collection\":379,\"\/Listing_Collection\/Product\":377}","ml_intent_types_json":"{\"Informational\":834,\"Transactional\":123,\"Commercial\":108,\"Navigational\":107}","meta_language":null,"attrs_author":null,"attrs_publish_time":0,"attrs_original_publish_time":1494184937,"attrs_is_republished":0,"attrs_nr_words":"2178","attrs_boilerpipe_nr_words":"2167","body_ext_links_number":11,"body_int_links_number":173,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":23,"download_ttfb_msec":22,"download_size":7764}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 80 · Partition 82

laksa080

10152725077736156480

📄

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://www.chiark.greenend.org.uk/~sgtatham/puzzles/

Last Crawled

2026-04-27 04:19:01 (1 month ago)

First Indexed

2017-05-07 19:22:17 (9 years ago)

HTTP Status Code

200

Content

Meta Title

Simon Tatham's Portable Puzzle Collection

Meta Description

null

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

/Games		96.3%
/Games/Puzzles_and_Brainteasers		92.7%
/Computers_and_Electronics		11.4%
/Hobbies_and_Leisure		10.7%
/Computers_and_Electronics/Software		10.7%

Raw JSON

{
    "/Games": 963,
    "/Games/Puzzles_and_Brainteasers": 927,
    "/Computers_and_Electronics": 114,
    "/Hobbies_and_Leisure": 107,
    "/Computers_and_Electronics/Software": 107
}

ML Page Types

/Listing_Collection		37.9%
/Listing_Collection/Product		37.7%

Raw JSON

{
    "/Listing_Collection": 379,
    "/Listing_Collection/Product": 377
}

ML Intent Types

Informational		83.4%
Transactional		12.3%
Commercial		10.8%
Navigational		10.7%

Raw JSON

{
    "Informational": 834,
    "Transactional": 123,
    "Commercial": 108,
    "Navigational": 107
}

Content Metadata

Language

null

Author

null

Publish Time

not set

Original Publish Time

2017-05-07 19:22:17 (9 years ago)

Republished

Word Count (Total)

2,178

Word Count (Content)

2,167

Links

External Links

Internal Links

173

Technical SEO

Meta Nofollow

Meta Noarchive

JS Rendered

Redirect Target

null

Performance

Download Time (ms)

TTFB (ms)

Download Size (bytes)

7,764

Location

Host ID

80 (laksa080)

Partition ID

Root Hash

10152725077736156480

Unparsed URL

uk,org,greenend!chiark,www,/~sgtatham/puzzles/ s443