🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 40 (from laksa086)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa040.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 = 22 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.mayoclinic.org/diseases-conditions/shellfish-allergy/diagnosis-treatment/drc-20377507\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.mayoclinic.org/diseases-conditions/shellfish-allergy/diagnosis-treatment/drc-20377507\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.mayoclinic.org\/diseases-conditions\/shellfish-allergy\/diagnosis-treatment\/drc-20377507","crawl_time":1775035388,"first_indexed_time":1513364589,"http_code":200,"src_unparsed":"org,mayoclinic!www,\/diseases-conditions\/shellfish-allergy\/diagnosis-treatment\/drc-20377507 s443","src_root_hash":"1608882045018104440","history_drop_reason":null,"meta_title":"Shellfish allergy - Diagnosis and treatment - Mayo Clinic","meta_descriptions":["It's possible to be allergic to some types of shellfish without reacting to other types. Learn more about this common food allergy."],"meta_canonical":null,"ml_categories_json":"{\"\/Health\":998,\"\/Health\/Health_Conditions\":868,\"\/Health\/Health_Conditions\/Allergies\":866,\"\/Health\/Health_Conditions\/Allergies\/Food_Allergies\":853}","ml_types_json":"{\"\/Article\":940,\"\/Article\/Definitions\":489}","ml_intent_types_json":"{\"Informational\":999}","meta_language":"en","attrs_author":null,"attrs_publish_time":0,"attrs_original_publish_time":1513364589,"attrs_is_republished":0,"attrs_nr_words":"1714","attrs_boilerpipe_nr_words":"631","body_ext_links_number":39,"body_int_links_number":82,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":810,"download_ttfb_msec":705,"download_size":55579}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 40 · Partition 22

laksa040

1608882045018104440

📄

INDEXABLE

✅

CRAWLED

2 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`	2.1 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://www.mayoclinic.org/diseases-conditions/shellfish-allergy/diagnosis-treatment/drc-20377507

Last Crawled

2026-04-01 09:23:08 (2 months ago)

First Indexed

2017-12-15 19:03:09 (8 years ago)

HTTP Status Code

200

Content

Meta Title

Shellfish allergy - Diagnosis and treatment - Mayo Clinic

Meta Description

It's possible to be allergic to some types of shellfish without reacting to other types. Learn more about this common food allergy.

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		86.8%
/Health/Health_Conditions/Allergies		86.6%
/Health/Health_Conditions/Allergies/Food_Allergies		85.3%

Raw JSON

{
    "/Health": 998,
    "/Health/Health_Conditions": 868,
    "/Health/Health_Conditions/Allergies": 866,
    "/Health/Health_Conditions/Allergies/Food_Allergies": 853
}

ML Page Types

/Article		94.0%
/Article/Definitions		48.9%

Raw JSON

{
    "/Article": 940,
    "/Article/Definitions": 489
}

ML Intent Types

Informational

99.9%

Raw JSON

{
    "Informational": 999
}

Content Metadata

Language

Author

null

Publish Time

not set

Original Publish Time

2017-12-15 19:03:09 (8 years ago)

Republished

Word Count (Total)

1,714

Word Count (Content)

631

Links

External Links

Internal Links

Technical SEO

Meta Nofollow

Meta Noarchive

JS Rendered

Redirect Target

null

Performance

Download Time (ms)

810

TTFB (ms)

705

Download Size (bytes)

55,579

Location

Host ID

40 (laksa040)

Partition ID

Root Hash

1608882045018104440

Unparsed URL

org,mayoclinic!www,/diseases-conditions/shellfish-allergy/diagnosis-treatment/drc-20377507 s443