🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 23 (from laksa147)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa023.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 = 75 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.science.org/content/article/why-covid-19-surging-again-and-do-shots-still-make-sense\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.science.org/content/article/why-covid-19-surging-again-and-do-shots-still-make-sense\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.science.org\/content\/article\/why-covid-19-surging-again-and-do-shots-still-make-sense","crawl_time":1769036537,"first_indexed_time":1724405993,"http_code":200,"src_unparsed":"org,science!www,\/content\/article\/why-covid-19-surging-again-and-do-shots-still-make-sense s443","src_root_hash":"18350995765413815023","history_drop_reason":null,"meta_title":"Why is COVID-19 surging again—and do shots still make sense? | Science | AAAS","meta_descriptions":[],"meta_canonical":null,"ml_categories_json":"{\"\/Science\":730,\"\/Science\/Biological_Sciences\":717,\"\/Health\":715,\"\/Health\/Public_Health\":678,\"\/Health\/Public_Health\/Health_Policy\":658,\"\/Science\/Biological_Sciences\/Other\":544}","ml_types_json":"{\"\/Article\":997,\"\/Article\/News_Update\":703}","ml_intent_types_json":"{\"Informational\":999}","meta_language":"en","attrs_author":"Jon Cohen","attrs_publish_time":0,"attrs_original_publish_time":1724405993,"attrs_is_republished":0,"attrs_nr_words":"2789","attrs_boilerpipe_nr_words":"1449","body_ext_links_number":42,"body_int_links_number":100,"meta_nofollow":0,"meta_noarchive":1,"props_was_rendered":1,"src_redirect":"","download_time_msec":939,"download_ttfb_msec":232,"download_size":58024}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 23 · Partition 75

laksa023

18350995765413815023

📄

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`	4.4 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.science.org/content/article/why-covid-19-surging-again-and-do-shots-still-make-sense

Last Crawled

2026-01-21 23:02:17 (4 months ago)

First Indexed

2024-08-23 09:39:53 (1 year ago)

HTTP Status Code

200

Content

Meta Title

Why is COVID-19 surging again—and do shots still make sense? | Science | AAAS

Meta Description

null

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		73.0%
/Science/Biological_Sciences		71.7%
/Health		71.5%
/Health/Public_Health		67.8%
/Health/Public_Health/Health_Policy		65.8%
/Science/Biological_Sciences/Other		54.4%

Raw JSON

{
    "/Science": 730,
    "/Science/Biological_Sciences": 717,
    "/Health": 715,
    "/Health/Public_Health": 678,
    "/Health/Public_Health/Health_Policy": 658,
    "/Science/Biological_Sciences/Other": 544
}

ML Page Types

/Article		99.7%
/Article/News_Update		70.3%

Raw JSON

{
    "/Article": 997,
    "/Article/News_Update": 703
}

ML Intent Types

Informational

99.9%

Raw JSON

{
    "Informational": 999
}

Content Metadata

Language

Author

Jon Cohen

Publish Time

not set

Original Publish Time

2024-08-23 09:39:53 (1 year ago)

Republished

Word Count (Total)

2,789

Word Count (Content)

1,449

Links

External Links

Internal Links

100

Technical SEO

Meta Nofollow

Meta Noarchive

Yes

JS Rendered

Yes

Redirect Target

null

Performance

Download Time (ms)

939

TTFB (ms)

232

Download Size (bytes)

58,024

Location

Host ID

23 (laksa023)

Partition ID

Root Hash

18350995765413815023

Unparsed URL

org,science!www,/content/article/why-covid-19-surging-again-and-do-shots-still-make-sense s443