🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 72 (from laksa169)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa072.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 = 85 AND (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://engineering.fb.com/2018/12/14/ai-research/pytext-open-source-nlp-framework/\')), getAhrefsUnparsedNoserviceFromURL(\'https://engineering.fb.com/2018/12/14/ai-research/pytext-open-source-nlp-framework/\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/engineering.fb.com\/2018\/12\/14\/ai-research\/pytext-open-source-nlp-framework\/","crawl_time":1779846428,"first_indexed_time":1603859546,"http_code":200,"src_unparsed":"com,fb!engineering,\/2018\/12\/14\/ai-research\/pytext-open-source-nlp-framework\/ s443","src_root_hash":"3811341956669177072","history_drop_reason":null,"meta_title":"Open-sourcing PyText for faster NLP development","meta_descriptions":["We are open-sourcing PyText, a framework for natural language processing. PyText is built on PyTorch and it makes it faster and easier to build deep learning models for NLP."],"meta_canonical":null,"ml_categories_json":"{\"\/Computers_and_Electronics\":960,\"\/Computers_and_Electronics\/Software\":887,\"\/Computers_and_Electronics\/Software\/Open_Source\":802,\"\/Internet_and_Telecom\":136,\"\/Internet_and_Telecom\/Web_Services\":126,\"\/Science\":108,\"\/Science\/Computer_Science\":106,\"\/Science\/Computer_Science\/Machine_Learning_and_Artificial_Intelligence\":104}","ml_types_json":"{\"\/Article\":980,\"\/Article\/Tutorial_or_Guide\":649}","ml_intent_types_json":"{\"Informational\":986}","meta_language":"en-us","attrs_author":null,"attrs_publish_time":1544806800,"attrs_original_publish_time":1544806800,"attrs_is_republished":0,"attrs_nr_words":"2140","attrs_boilerpipe_nr_words":"1586","body_ext_links_number":38,"body_int_links_number":60,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":1,"src_redirect":"","download_time_msec":352,"download_ttfb_msec":342,"download_size":22142}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📍

LOCATION

Host 72 · Partition 85

laksa072

3811341956669177072

📄

INDEXABLE

✅

CRAWLED

7 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`	0.2 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://engineering.fb.com/2018/12/14/ai-research/pytext-open-source-nlp-framework/

Last Crawled

2026-05-27 01:47:08 (7 days ago)

First Indexed

2020-10-28 04:32:26 (5 years ago)

HTTP Status Code

200

Content

Meta Title

Open-sourcing PyText for faster NLP development

Meta Description

We are open-sourcing PyText, a framework for natural language processing. PyText is built on PyTorch and it makes it faster and easier to build deep learning models for NLP.

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

/Computers_and_Electronics		96.0%
/Computers_and_Electronics/Software		88.7%
/Computers_and_Electronics/Software/Open_Source		80.2%
/Internet_and_Telecom		13.6%
/Internet_and_Telecom/Web_Services		12.6%
/Science		10.8%
/Science/Computer_Science		10.6%
/Science/Computer_Science/Machine_Learning_and_Artificial_Intelligence		10.4%

Raw JSON

{
    "/Computers_and_Electronics": 960,
    "/Computers_and_Electronics/Software": 887,
    "/Computers_and_Electronics/Software/Open_Source": 802,
    "/Internet_and_Telecom": 136,
    "/Internet_and_Telecom/Web_Services": 126,
    "/Science": 108,
    "/Science/Computer_Science": 106,
    "/Science/Computer_Science/Machine_Learning_and_Artificial_Intelligence": 104
}

ML Page Types

/Article		98.0%
/Article/Tutorial_or_Guide		64.9%

Raw JSON

{
    "/Article": 980,
    "/Article/Tutorial_or_Guide": 649
}

ML Intent Types

Informational

98.6%

Raw JSON

{
    "Informational": 986
}

Content Metadata

Language

en-us

Author

null

Publish Time

2018-12-14 17:00:00 (7 years ago)

Original Publish Time

2018-12-14 17:00:00 (7 years ago)

Republished

Word Count (Total)

2,140

Word Count (Content)

1,586

Links

External Links

Internal Links

Technical SEO

Meta Nofollow

Meta Noarchive

JS Rendered

Yes

Redirect Target

null

Performance

Download Time (ms)

352

TTFB (ms)

342

Download Size (bytes)

22,142

Location

Host ID

72 (laksa072)

Partition ID

Root Hash

3811341956669177072

Unparsed URL

com,fb!engineering,/2018/12/14/ai-research/pytext-open-source-nlp-framework/ s443