Crawler Inspector

1. Shard Calculation

Query:

Response:

Calculated Shard: 95 (from laksa018)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa095.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, attrs_boilerpipe_text AS attrs_boilerpipe_text, attrs_markdown AS attrs_markdown, attrs_readable_markdown AS attrs_readable_markdown, meta_canonical AS meta_canonical FROM crawler3.page_info_local FINAL PREWHERE (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://coe.ssn.edu.in/Login/student\')), getAhrefsUnparsedNoserviceFromURL(\'https://coe.ssn.edu.in/Login/student\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/coe.ssn.edu.in\/Login\/student","crawl_time":1774243506,"first_indexed_time":1736773499,"http_code":200,"src_unparsed":"in,edu,ssn!coe,\/Login\/student s443","src_root_hash":"7812301791671937495","history_drop_reason":null,"meta_title":"SSN | COE","meta_descriptions":[],"attrs_boilerpipe_text":"SSN\n| COE\nSri Sivasubramaniya Nadar College Of Engineering Kalavakkam -603 110\nOffice of the Controller of Examninations\nStudent Academic Details\nSign in to start your session\nI forgot my password","attrs_markdown":"[**SSN** \\| COE](https:\/\/coe.ssn.edu.in\/login)\n\n##### Sri Sivasubramaniya Nadar College Of Engineering Kalavakkam -603 110\n###### Office of the Controller of Examninations\n###### Student Academic Details\nSign in to start your session\n\n[I forgot my password](https:\/\/coe.ssn.edu.in\/Login\/forgotpwd)","attrs_readable_markdown":"[**SSN** \\| COE](https:\/\/coe.ssn.edu.in\/login)\n\n##### Sri Sivasubramaniya Nadar College Of Engineering Kalavakkam -603 110\n###### Office of the Controller of Examninations\n###### Student Academic Details\nSign in to start your session\n\n[I forgot my password](https:\/\/coe.ssn.edu.in\/Login\/forgotpwd)","meta_canonical":null}

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	0.6 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

Property	Value
URL	https://coe.ssn.edu.in/Login/student
Last Crawled	2026-03-23 05:25:06 (18 days ago)
First Indexed	2025-01-13 13:04:59 (1 year ago)
HTTP Status Code	200
Meta Title	SSN \| COE
Meta Description	null
Meta Canonical	null
Boilerpipe Text	SSN \| COE Sri Sivasubramaniya Nadar College Of Engineering Kalavakkam -603 110 Office of the Controller of Examninations Student Academic Details Sign in to start your session I forgot my password
Markdown	[SSN \\| COE](https://coe.ssn.edu.in/login) ##### Sri Sivasubramaniya Nadar College Of Engineering Kalavakkam -603 110 ###### Office of the Controller of Examninations ###### Student Academic Details Sign in to start your session [I forgot my password](https://coe.ssn.edu.in/Login/forgotpwd)
Readable Markdown	[SSN \\| COE](https://coe.ssn.edu.in/login) ##### Sri Sivasubramaniya Nadar College Of Engineering Kalavakkam -603 110 ###### Office of the Controller of Examninations ###### Student Academic Details Sign in to start your session [I forgot my password](https://coe.ssn.edu.in/Login/forgotpwd)
Shard	95 (laksa)
Root Hash	7812301791671937495
Unparsed URL	in,edu,ssn!coe,/Login/student s443

🕷️ Crawler Inspector

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Direct Parameter Lookup

1. Shard Calculation

Query:

Response:

2. Crawled Status Check

Query:

Response:

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

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