🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 59 (from laksa017)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa059.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 = 89 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://spectrum.ieee.org/teslas-lithiumion-battery-catches-fire-\')), getAhrefsUnparsedNoserviceFromURL(\'https://spectrum.ieee.org/teslas-lithiumion-battery-catches-fire-\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/spectrum.ieee.org\/teslas-lithiumion-battery-catches-fire-","crawl_time":1769939093,"first_indexed_time":1627838093,"http_code":200,"src_unparsed":"org,ieee!spectrum,\/teslas-lithiumion-battery-catches-fire- s443","src_root_hash":"14926137086977277859","history_drop_reason":null,"meta_title":"Tesla's Lithium-Ion Battery Catches Fire - IEEE Spectrum","meta_descriptions":["Electric car fires get all the headlines, but conventional cars can ignite too"],"meta_canonical":null,"ml_categories_json":"{\"\/Autos_and_Vehicles\":895,\"\/Autos_and_Vehicles\/Motor_Vehicles_(By_Brand)\":451,\"\/Autos_and_Vehicles\/Motor_Vehicles_(By_Brand)\/Tesla_Motors\":441,\"\/Science\":417,\"\/Science\/Engineering_and_Technology\":412,\"\/Science\/Engineering_and_Technology\/Other\":307,\"\/Computers_and_Electronics\":217,\"\/Computers_and_Electronics\/Consumer_Electronics\":193,\"\/Computers_and_Electronics\/Consumer_Electronics\/Car_Electronics\":168}","ml_types_json":"{\"\/Article\":996,\"\/Article\/News_Update\":971}","ml_intent_types_json":"{\"Informational\":999}","meta_language":"en","attrs_author":null,"attrs_publish_time":1380825660,"attrs_original_publish_time":1380825660,"attrs_is_republished":0,"attrs_nr_words":"1009","attrs_boilerpipe_nr_words":"420","body_ext_links_number":19,"body_int_links_number":76,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":1,"src_redirect":"","download_time_msec":235,"download_ttfb_msec":218,"download_size":112925}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 59 · Partition 89

laksa059

14926137086977277859

📄

INDEXABLE

✅

CRAWLED

4 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`	4.1 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://spectrum.ieee.org/teslas-lithiumion-battery-catches-fire-

Last Crawled

2026-02-01 09:44:53 (4 months ago)

First Indexed

2021-08-01 17:14:53 (4 years ago)

HTTP Status Code

200

Content

Meta Title

Tesla's Lithium-Ion Battery Catches Fire - IEEE Spectrum

Meta Description

Electric car fires get all the headlines, but conventional cars can ignite too

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		89.5%
/Autos_and_Vehicles/Motor_Vehicles_(By_Brand)		45.1%
/Autos_and_Vehicles/Motor_Vehicles_(By_Brand)/Tesla_Motors		44.1%
/Science		41.7%
/Science/Engineering_and_Technology		41.2%
/Science/Engineering_and_Technology/Other		30.7%
/Computers_and_Electronics		21.7%
/Computers_and_Electronics/Consumer_Electronics		19.3%
/Computers_and_Electronics/Consumer_Electronics/Car_Electronics		16.8%

Raw JSON

{
    "/Autos_and_Vehicles": 895,
    "/Autos_and_Vehicles/Motor_Vehicles_(By_Brand)": 451,
    "/Autos_and_Vehicles/Motor_Vehicles_(By_Brand)/Tesla_Motors": 441,
    "/Science": 417,
    "/Science/Engineering_and_Technology": 412,
    "/Science/Engineering_and_Technology/Other": 307,
    "/Computers_and_Electronics": 217,
    "/Computers_and_Electronics/Consumer_Electronics": 193,
    "/Computers_and_Electronics/Consumer_Electronics/Car_Electronics": 168
}

ML Page Types

/Article		99.6%
/Article/News_Update		97.1%

Raw JSON

{
    "/Article": 996,
    "/Article/News_Update": 971
}

ML Intent Types

Informational

99.9%

Raw JSON

{
    "Informational": 999
}

Content Metadata

Language

Author

null

Publish Time

2013-10-03 18:41:00 (12 years ago)

Original Publish Time

2013-10-03 18:41:00 (12 years ago)

Republished

Word Count (Total)

1,009

Word Count (Content)

420

Links

External Links

Internal Links

Technical SEO

Meta Nofollow

Meta Noarchive

JS Rendered

Yes

Redirect Target

null

Performance

Download Time (ms)

235

TTFB (ms)

218

Download Size (bytes)

112,925

Location

Host ID

59 (laksa059)

Partition ID

Root Hash

14926137086977277859

Unparsed URL

org,ieee!spectrum,/teslas-lithiumion-battery-catches-fire- s443