🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 130 (from laksa181)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa130.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 = 31 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.slashgear.com/1931552/how-electric-cargo-ships-work-explained/\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.slashgear.com/1931552/how-electric-cargo-ships-work-explained/\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.slashgear.com\/1931552\/how-electric-cargo-ships-work-explained\/","crawl_time":1779361796,"first_indexed_time":1754677287,"http_code":200,"src_unparsed":"com,slashgear!www,\/1931552\/how-electric-cargo-ships-work-explained\/ s443","src_root_hash":"1573368223956266330","history_drop_reason":null,"meta_title":"Electric Cargo Ships: How Do They Work?","meta_descriptions":["Electric cars aren't the only battery-powered vehicles out there. Electric cargo ships are beginning to appear. How do these work compared to traditional ones?"],"meta_canonical":null,"ml_categories_json":"{\"\/Autos_and_Vehicles\":725,\"\/Autos_and_Vehicles\/Commercial_Vehicles\":523,\"\/Science\":428,\"\/Autos_and_Vehicles\/Commercial_Vehicles\/Cargo_Trucks_and_Trailers\":427,\"\/Science\/Engineering_and_Technology\":418,\"\/Science\/Engineering_and_Technology\/Other\":400,\"\/Travel_and_Transportation\":158,\"\/Travel_and_Transportation\/Transportation\":157}","ml_types_json":"{\"\/Article\":998,\"\/Article\/Tutorial_or_Guide\":391}","ml_intent_types_json":"{\"Informational\":999}","meta_language":"en-us","attrs_author":null,"attrs_publish_time":1754675100,"attrs_original_publish_time":1754675100,"attrs_is_republished":0,"attrs_nr_words":"710","attrs_boilerpipe_nr_words":"589","body_ext_links_number":8,"body_int_links_number":52,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":148,"download_ttfb_msec":148,"download_size":17626}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 130 · Partition 31

laksa130

1573368223956266330

📄

INDEXABLE

✅

CRAWLED

12 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://www.slashgear.com/1931552/how-electric-cargo-ships-work-explained/

Last Crawled

2026-05-21 11:09:56 (12 days ago)

First Indexed

2025-08-08 18:21:27 (9 months ago)

HTTP Status Code

200

Content

Meta Title

Electric Cargo Ships: How Do They Work?

Meta Description

Electric cars aren't the only battery-powered vehicles out there. Electric cargo ships are beginning to appear. How do these work compared to traditional ones?

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

/Autos_and_Vehicles		72.5%
/Autos_and_Vehicles/Commercial_Vehicles		52.3%
/Science		42.8%
/Autos_and_Vehicles/Commercial_Vehicles/Cargo_Trucks_and_Trailers		42.7%
/Science/Engineering_and_Technology		41.8%
/Science/Engineering_and_Technology/Other		40.0%
/Travel_and_Transportation		15.8%
/Travel_and_Transportation/Transportation		15.7%

Raw JSON

{
    "/Autos_and_Vehicles": 725,
    "/Autos_and_Vehicles/Commercial_Vehicles": 523,
    "/Science": 428,
    "/Autos_and_Vehicles/Commercial_Vehicles/Cargo_Trucks_and_Trailers": 427,
    "/Science/Engineering_and_Technology": 418,
    "/Science/Engineering_and_Technology/Other": 400,
    "/Travel_and_Transportation": 158,
    "/Travel_and_Transportation/Transportation": 157
}

ML Page Types

/Article		99.8%
/Article/Tutorial_or_Guide		39.1%

Raw JSON

{
    "/Article": 998,
    "/Article/Tutorial_or_Guide": 391
}

ML Intent Types

Informational

99.9%

Raw JSON

{
    "Informational": 999
}

Content Metadata

Language

en-us

Author

null

Publish Time

2025-08-08 17:45:00 (9 months ago)

Original Publish Time

2025-08-08 17:45:00 (9 months ago)

Republished

Word Count (Total)

710

Word Count (Content)

589

Links

External Links

Internal Links

Technical SEO

Meta Nofollow

Meta Noarchive

JS Rendered

Redirect Target

null

Performance

Download Time (ms)

148

TTFB (ms)

148

Download Size (bytes)

17,626

Location

Host ID

130 (laksa130)

Partition ID

Root Hash

1573368223956266330

Unparsed URL

com,slashgear!www,/1931552/how-electric-cargo-ships-work-explained/ s443