🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 36 (from laksa171)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa036.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 = 84 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://interestingengineering.com/innovation/china-world-largest-electric-container-ship\')), getAhrefsUnparsedNoserviceFromURL(\'https://interestingengineering.com/innovation/china-world-largest-electric-container-ship\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/interestingengineering.com\/innovation\/china-world-largest-electric-container-ship","crawl_time":1779399305,"first_indexed_time":1714388795,"http_code":200,"src_unparsed":"com,interestingengineering!\/innovation\/china-world-largest-electric-container-ship s443","src_root_hash":"8172655675823376836","history_drop_reason":null,"meta_title":"World’s largest electric container ship sets sail in China","meta_descriptions":["Developed by Cosco, the electric container ship is expected to save 3,900kg (8,600 pounds) of fuel for every 100 nautical miles it sails."],"meta_canonical":null,"ml_categories_json":"{\"\/Science\":387,\"\/Science\/Engineering_and_Technology\":377,\"\/Science\/Engineering_and_Technology\/Other\":358,\"\/Travel_and_Transportation\":321,\"\/Travel_and_Transportation\/Transportation\":317,\"\/Business_and_Industrial\":151,\"\/Business_and_Industrial\/Shipping_and_Logistics\":148,\"\/Business_and_Industrial\/Shipping_and_Logistics\/Freight_Transport\":148,\"\/Business_and_Industrial\/Shipping_and_Logistics\/Freight_Transport\/Maritime_Transport\":141,\"\/News\":139,\"\/Autos_and_Vehicles\":137,\"\/Travel_and_Transportation\/Transportation\/Other\":103}","ml_types_json":"{\"\/Article\":991,\"\/Article\/News_Update\":990}","ml_intent_types_json":"{\"Informational\":999}","meta_language":"en","attrs_author":"Prabhat Ranjan Mishra","attrs_publish_time":0,"attrs_original_publish_time":1714388795,"attrs_is_republished":0,"attrs_nr_words":"1349","attrs_boilerpipe_nr_words":"517","body_ext_links_number":21,"body_int_links_number":60,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":1,"src_redirect":"","download_time_msec":1773,"download_ttfb_msec":1770,"download_size":57829}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 36 · Partition 84

laksa036

8172655675823376836

📄

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://interestingengineering.com/innovation/china-world-largest-electric-container-ship

Last Crawled

2026-05-21 21:35:05 (12 days ago)

First Indexed

2024-04-29 11:06:35 (2 years ago)

HTTP Status Code

200

Content

Meta Title

World’s largest electric container ship sets sail in China

Meta Description

Developed by Cosco, the electric container ship is expected to save 3,900kg (8,600 pounds) of fuel for every 100 nautical miles it sails.

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		38.7%
/Science/Engineering_and_Technology		37.7%
/Science/Engineering_and_Technology/Other		35.8%
/Travel_and_Transportation		32.1%
/Travel_and_Transportation/Transportation		31.7%
/Business_and_Industrial		15.1%
/Business_and_Industrial/Shipping_and_Logistics		14.8%
/Business_and_Industrial/Shipping_and_Logistics/Freight_Transport		14.8%
/Business_and_Industrial/Shipping_and_Logistics/Freight_Transport/Maritime_Transport		14.1%
/News		13.9%
/Autos_and_Vehicles		13.7%
/Travel_and_Transportation/Transportation/Other		10.3%

Raw JSON

{
    "/Science": 387,
    "/Science/Engineering_and_Technology": 377,
    "/Science/Engineering_and_Technology/Other": 358,
    "/Travel_and_Transportation": 321,
    "/Travel_and_Transportation/Transportation": 317,
    "/Business_and_Industrial": 151,
    "/Business_and_Industrial/Shipping_and_Logistics": 148,
    "/Business_and_Industrial/Shipping_and_Logistics/Freight_Transport": 148,
    "/Business_and_Industrial/Shipping_and_Logistics/Freight_Transport/Maritime_Transport": 141,
    "/News": 139,
    "/Autos_and_Vehicles": 137,
    "/Travel_and_Transportation/Transportation/Other": 103
}

ML Page Types

/Article		99.1%
/Article/News_Update		99.0%

Raw JSON

{
    "/Article": 991,
    "/Article/News_Update": 990
}

ML Intent Types

Informational

99.9%

Raw JSON

{
    "Informational": 999
}

Content Metadata

Language

Author

Prabhat Ranjan Mishra

Publish Time

not set

Original Publish Time

2024-04-29 11:06:35 (2 years ago)

Republished

Word Count (Total)

1,349

Word Count (Content)

517

Links

External Links

Internal Links

Technical SEO

Meta Nofollow

Meta Noarchive

JS Rendered

Yes

Redirect Target

null

Performance

Download Time (ms)

1,773

TTFB (ms)

1,770

Download Size (bytes)

57,829

Location

Host ID

36 (laksa036)

Partition ID

Root Hash

8172655675823376836

Unparsed URL

com,interestingengineering!/innovation/china-world-largest-electric-container-ship s443