🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 131 (from laksa144)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa131.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 = 28 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.drugs.com/sfx/pfizer-biontech-covid-19-vaccine-side-effects.html\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.drugs.com/sfx/pfizer-biontech-covid-19-vaccine-side-effects.html\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.drugs.com\/sfx\/pfizer-biontech-covid-19-vaccine-side-effects.html","crawl_time":1777035119,"first_indexed_time":1629704913,"http_code":200,"src_unparsed":"com,drugs!www,\/sfx\/pfizer-biontech-covid-19-vaccine-side-effects.html s443","src_root_hash":"1816286668162245731","history_drop_reason":null,"meta_title":"Pfizer-BioNTech COVID-19 Vaccine Side Effects: Common, Severe, Long Term","meta_descriptions":["Learn about the side effects of Pfizer-BioNTech COVID-19 Vaccine (COVID-19 mRNA (Pfizer) vaccine), from common to rare, for consumers and healthcare professionals."],"meta_canonical":null,"ml_categories_json":"{\"\/Health\":998,\"\/Health\/Health_Conditions\":508,\"\/Health\/Health_Conditions\/Infectious_Diseases\":475,\"\/Health\/Health_Conditions\/Infectious_Diseases\/Vaccines_and_Immunizations\":268}","ml_types_json":"{\"\/Article\":983,\"\/Article\/Definitions\":762}","ml_intent_types_json":"{\"Informational\":999}","meta_language":"en","attrs_author":null,"attrs_publish_time":0,"attrs_original_publish_time":1629704913,"attrs_is_republished":0,"attrs_nr_words":"1650","attrs_boilerpipe_nr_words":"1037","body_ext_links_number":12,"body_int_links_number":106,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":1,"src_redirect":"","download_time_msec":416,"download_ttfb_msec":415,"download_size":17606}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 131 · Partition 28

laksa131

1816286668162245731

📄

INDEXABLE

✅

CRAWLED

1 month 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`	1.3 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.drugs.com/sfx/pfizer-biontech-covid-19-vaccine-side-effects.html

Last Crawled

2026-04-24 12:51:59 (1 month ago)

First Indexed

2021-08-23 07:48:33 (4 years ago)

HTTP Status Code

200

Content

Meta Title

Pfizer-BioNTech COVID-19 Vaccine Side Effects: Common, Severe, Long Term

Meta Description

Learn about the side effects of Pfizer-BioNTech COVID-19 Vaccine (COVID-19 mRNA (Pfizer) vaccine), from common to rare, for consumers and healthcare professionals.

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

/Health		99.8%
/Health/Health_Conditions		50.8%
/Health/Health_Conditions/Infectious_Diseases		47.5%
/Health/Health_Conditions/Infectious_Diseases/Vaccines_and_Immunizations		26.8%

Raw JSON

{
    "/Health": 998,
    "/Health/Health_Conditions": 508,
    "/Health/Health_Conditions/Infectious_Diseases": 475,
    "/Health/Health_Conditions/Infectious_Diseases/Vaccines_and_Immunizations": 268
}

ML Page Types

/Article		98.3%
/Article/Definitions		76.2%

Raw JSON

{
    "/Article": 983,
    "/Article/Definitions": 762
}

ML Intent Types

Informational

99.9%

Raw JSON

{
    "Informational": 999
}

Content Metadata

Language

Author

null

Publish Time

not set

Original Publish Time

2021-08-23 07:48:33 (4 years ago)

Republished

Word Count (Total)

1,650

Word Count (Content)

1,037

Links

External Links

Internal Links

106

Technical SEO

Meta Nofollow

Meta Noarchive

JS Rendered

Yes

Redirect Target

null

Performance

Download Time (ms)

416

TTFB (ms)

415

Download Size (bytes)

17,606

Location

Host ID

131 (laksa131)

Partition ID

Root Hash

1816286668162245731

Unparsed URL

com,drugs!www,/sfx/pfizer-biontech-covid-19-vaccine-side-effects.html s443