🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 108 (from laksa066)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa108.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 = 53 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.dccc.edu/course/carpentry-electrical-hvac/\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.dccc.edu/course/carpentry-electrical-hvac/\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.dccc.edu\/course\/carpentry-electrical-hvac\/","crawl_time":1779117167,"first_indexed_time":1742574829,"http_code":200,"src_unparsed":"edu,dccc!www,\/course\/carpentry-electrical-hvac\/ s443","src_root_hash":"600311479448090708","history_drop_reason":null,"meta_title":"Carpentry, Electrical & HVAC Classes - Delaware County Community College","meta_descriptions":["Develop skills in carpentry, electrical work, and HVAC systems through hands-on training, preparing you for various construction and maintenance roles."],"meta_canonical":null,"ml_categories_json":"{\"\/Jobs_and_Education\":980,\"\/Jobs_and_Education\/Education\":980,\"\/Jobs_and_Education\/Education\/Vocational_and_Continuing_Education\":912,\"\/Home_and_Garden\":173,\"\/Home_and_Garden\/Home_Improvement\":160,\"\/Home_and_Garden\/Home_Improvement\/Construction_and_Power_Tools\":141}","ml_types_json":"{\"\/Listing_Collection\":632,\"\/Listing_Collection\/Event\":310}","ml_intent_types_json":"{\"Commercial\":491,\"Informational\":475,\"Transactional\":421}","meta_language":"en-us","attrs_author":null,"attrs_publish_time":1774026223,"attrs_original_publish_time":1742574829,"attrs_is_republished":1,"attrs_nr_words":"1860","attrs_boilerpipe_nr_words":"170","body_ext_links_number":8,"body_int_links_number":89,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":1,"src_redirect":"","download_time_msec":34,"download_ttfb_msec":22,"download_size":68070}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 108 · Partition 53

laksa108

600311479448090708

📄

INDEXABLE

✅

CRAWLED

15 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`	0.5 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.dccc.edu/course/carpentry-electrical-hvac/

Last Crawled

2026-05-18 15:12:47 (15 days ago)

First Indexed

2025-03-21 16:33:49 (1 year ago)

HTTP Status Code

200

Content

Meta Title

Carpentry, Electrical & HVAC Classes - Delaware County Community College

Meta Description

Develop skills in carpentry, electrical work, and HVAC systems through hands-on training, preparing you for various construction and maintenance roles.

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

/Jobs_and_Education		98.0%
/Jobs_and_Education/Education		98.0%
/Jobs_and_Education/Education/Vocational_and_Continuing_Education		91.2%
/Home_and_Garden		17.3%
/Home_and_Garden/Home_Improvement		16.0%
/Home_and_Garden/Home_Improvement/Construction_and_Power_Tools		14.1%

Raw JSON

{
    "/Jobs_and_Education": 980,
    "/Jobs_and_Education/Education": 980,
    "/Jobs_and_Education/Education/Vocational_and_Continuing_Education": 912,
    "/Home_and_Garden": 173,
    "/Home_and_Garden/Home_Improvement": 160,
    "/Home_and_Garden/Home_Improvement/Construction_and_Power_Tools": 141
}

ML Page Types

/Listing_Collection		63.2%
/Listing_Collection/Event		31.0%

Raw JSON

{
    "/Listing_Collection": 632,
    "/Listing_Collection/Event": 310
}

ML Intent Types

Commercial		49.1%
Informational		47.5%
Transactional		42.1%

Raw JSON

{
    "Commercial": 491,
    "Informational": 475,
    "Transactional": 421
}

Content Metadata

Language

en-us

Author

null

Publish Time

2026-03-20 17:03:43 (2 months ago)

Original Publish Time

2025-03-21 16:33:49 (1 year ago)

Republished

Yes

Word Count (Total)

1,860

Word Count (Content)

170

Links

External Links

Internal Links

Technical SEO

Meta Nofollow

Meta Noarchive

JS Rendered

Yes

Redirect Target

null

Performance

Download Time (ms)

TTFB (ms)

Download Size (bytes)

68,070

Location

Host ID

108 (laksa108)

Partition ID

Root Hash

600311479448090708

Unparsed URL

edu,dccc!www,/course/carpentry-electrical-hvac/ s443