🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 82 (from laksa037)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa082.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 = 71 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.osaka-u.ac.jp/en\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.osaka-u.ac.jp/en\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.osaka-u.ac.jp\/en","crawl_time":1780320467,"first_indexed_time":1436405603,"http_code":200,"src_unparsed":"jp,ac,osaka-u!www,\/en s443","src_root_hash":"12242298502841114282","history_drop_reason":null,"meta_title":"Top page － The University of Osaka","meta_descriptions":["This official website of Osaka University provides ample information about its study programs, research, admissions, and more."],"meta_canonical":null,"ml_categories_json":"{\"\/Jobs_and_Education\":894,\"\/Jobs_and_Education\/Education\":891,\"\/Jobs_and_Education\/Education\/Colleges_and_Universities\":888,\"\/People_and_Society\":176,\"\/People_and_Society\/Social_Sciences\":154,\"\/Science\":109}","ml_types_json":"{\"\/Core_Page\":954,\"\/Core_Page\/About_Page\":614}","ml_intent_types_json":"{\"Informational\":991,\"Navigational\":326}","meta_language":"en","attrs_author":null,"attrs_publish_time":0,"attrs_original_publish_time":1436405603,"attrs_is_republished":0,"attrs_nr_words":"1645","attrs_boilerpipe_nr_words":"259","body_ext_links_number":12,"body_int_links_number":62,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":1,"src_redirect":"","download_time_msec":760,"download_ttfb_msec":730,"download_size":30225}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 82 · Partition 71

laksa082

12242298502841114282

📄

INDEXABLE

✅

CRAWLED

2 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://www.osaka-u.ac.jp/en

Last Crawled

2026-06-01 13:27:47 (2 days ago)

First Indexed

2015-07-09 01:33:23 (10 years ago)

HTTP Status Code

200

Content

Meta Title

Top page － The University of Osaka

Meta Description

This official website of Osaka University provides ample information about its study programs, research, admissions, and more.

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		89.4%
/Jobs_and_Education/Education		89.1%
/Jobs_and_Education/Education/Colleges_and_Universities		88.8%
/People_and_Society		17.6%
/People_and_Society/Social_Sciences		15.4%
/Science		10.9%

Raw JSON

{
    "/Jobs_and_Education": 894,
    "/Jobs_and_Education/Education": 891,
    "/Jobs_and_Education/Education/Colleges_and_Universities": 888,
    "/People_and_Society": 176,
    "/People_and_Society/Social_Sciences": 154,
    "/Science": 109
}

ML Page Types

/Core_Page		95.4%
/Core_Page/About_Page		61.4%

Raw JSON

{
    "/Core_Page": 954,
    "/Core_Page/About_Page": 614
}

ML Intent Types

Informational		99.1%
Navigational		32.6%

Raw JSON

{
    "Informational": 991,
    "Navigational": 326
}

Content Metadata

Language

Author

null

Publish Time

not set

Original Publish Time

2015-07-09 01:33:23 (10 years ago)

Republished

Word Count (Total)

1,645

Word Count (Content)

259

Links

External Links

Internal Links

Technical SEO

Meta Nofollow

Meta Noarchive

JS Rendered

Yes

Redirect Target

null

Performance

Download Time (ms)

760

TTFB (ms)

730

Download Size (bytes)

30,225

Location

Host ID

82 (laksa082)

Partition ID

Root Hash

12242298502841114282

Unparsed URL

jp,ac,osaka-u!www,/en s443