🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 9 (from laksa190)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa009.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 = 11 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://alchetron.com/Fukushima-Daiichi-nuclear-disaster\')), getAhrefsUnparsedNoserviceFromURL(\'https://alchetron.com/Fukushima-Daiichi-nuclear-disaster\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/alchetron.com\/Fukushima-Daiichi-nuclear-disaster","crawl_time":1774378424,"first_indexed_time":1547286954,"http_code":200,"src_unparsed":"com,alchetron!\/Fukushima-Daiichi-nuclear-disaster s443","src_root_hash":"7214955569207222209","history_drop_reason":null,"meta_title":"Fukushima Daiichi nuclear disaster - Alchetron, the free social encyclopedia","meta_descriptions":["The Fukushima Daiichi nuclear disaster (, Fukushima Daiichi (pronunciation) genshiryoku hatsudensho jiko) was an energy accident at the Fukushima I Nuclear Power Plant in Fukushima, initiated primarily by the tsunami following the Thoku earthquake on 11 March 2011. Immediately after t"],"meta_canonical":null,"ml_categories_json":"{\"\/Science\":894,\"\/Science\/Physics\":558}","ml_types_json":"{\"\/Article\":998,\"\/Article\/Wiki\":798}","ml_intent_types_json":"{\"Informational\":999}","meta_language":"en-us","attrs_author":null,"attrs_publish_time":1503045048,"attrs_original_publish_time":1503045048,"attrs_is_republished":0,"attrs_nr_words":"14137","attrs_boilerpipe_nr_words":"13382","body_ext_links_number":2,"body_int_links_number":150,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":69,"download_ttfb_msec":56,"download_size":62712}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 9 · Partition 11

laksa009

7214955569207222209

📄

INDEXABLE

✅

CRAWLED

2 months 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`	2.4 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://alchetron.com/Fukushima-Daiichi-nuclear-disaster

Last Crawled

2026-03-24 18:53:44 (2 months ago)

First Indexed

2019-01-12 09:55:54 (7 years ago)

HTTP Status Code

200

Content

Meta Title

Fukushima Daiichi nuclear disaster - Alchetron, the free social encyclopedia

Meta Description

The Fukushima Daiichi nuclear disaster (, Fukushima Daiichi (pronunciation) genshiryoku hatsudensho jiko) was an energy accident at the Fukushima I Nuclear Power Plant in Fukushima, initiated primarily by the tsunami following the Thoku earthquake on 11 March 2011. Immediately after t

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

/Science		89.4%
/Science/Physics		55.8%

Raw JSON

{
    "/Science": 894,
    "/Science/Physics": 558
}

ML Page Types

/Article		99.8%
/Article/Wiki		79.8%

Raw JSON

{
    "/Article": 998,
    "/Article/Wiki": 798
}

ML Intent Types

Informational

99.9%

Raw JSON

{
    "Informational": 999
}

Content Metadata

Language

en-us

Author

null

Publish Time

2017-08-18 08:30:48 (8 years ago)

Original Publish Time

2017-08-18 08:30:48 (8 years ago)

Republished

Word Count (Total)

14,137

Word Count (Content)

13,382

Links

External Links

Internal Links

150

Technical SEO

Meta Nofollow

Meta Noarchive

JS Rendered

Redirect Target

null

Performance

Download Time (ms)

TTFB (ms)

Download Size (bytes)

62,712

Location

Host ID

9 (laksa009)

Partition ID

Root Hash

7214955569207222209

Unparsed URL

com,alchetron!/Fukushima-Daiichi-nuclear-disaster s443