🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 130 (from laksa151)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa130.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://www.desmos.com/calculator/ms3eghkkgz\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.desmos.com/calculator/ms3eghkkgz\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.desmos.com\/calculator\/ms3eghkkgz","crawl_time":1776467920,"first_indexed_time":1400978943,"http_code":200,"src_unparsed":"com,desmos!www,\/calculator\/ms3eghkkgz s443","src_root_hash":"9499671931917169930","history_drop_reason":null,"meta_title":"Polar Coordinates | Desmos","meta_descriptions":["Explore math with our beautiful, free online graphing calculator. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and more."],"attrs_boilerpipe_text":"0\nless than or equal to theta less than or equal to\n2 pi\n1\nnegative 10\n10\n2\nnegative 10\n10\n3\nnegative 10\n10\n4\nnegative 10\n10\n5\nnegative 10\n10\n6\nnegative 10\n10\n7\nnegative 10\n10\n8\nnegative 10\n10\n9\n10\n11\n12\n13\n14\n15\n16\n17\n18\n19\n20\npowered by","attrs_markdown":"Loading...\n\nPolar Coordinates\n\nSave Copy\n\nLog In\n\nSign Up\n\nExpression 1: \"r\" equals 3 minus 3cosine theta Has graph.\n\nr\n\n\\=3−3\n\nc\n\no\n\ns\n\nθ\n\n0\n\n0\n\ndomain \\\\theta Minimum:\n\nless than or equal to theta less than or equal to\n\n≤\n\nθ\n\n≤\n\n2 pi\n\n2π\n\ndomain \\\\theta Maximum:\n\n1\n\nExpression 2: \"r\" equals 1 Has graph.\n\nr\n\n\\=1\n\nnegative 10\n\n−10\n\n10\n\n10\n\n2\n\nExpression 3: \"r\" equals 2 Has graph.\n\nr\n\n\\=2\n\nnegative 10\n\n−10\n\n10\n\n10\n\n3\n\nExpression 4: \"r\" equals 3 Has graph.\n\nr\n\n\\=3\n\nnegative 10\n\n−10\n\n10\n\n10\n\n4\n\nExpression 5: \"r\" equals 4 Has graph.\n\nr\n\n\\=4\n\nnegative 10\n\n−10\n\n10\n\n10\n\n5\n\nExpression 6: \"r\" equals 5 Has graph.\n\nr\n\n\\=5\n\nnegative 10\n\n−10\n\n10\n\n10\n\n6\n\nExpression 7: \"r\" equals 6 Has graph.\n\nr\n\n\\=6\n\nnegative 10\n\n−10\n\n10\n\n10\n\n7\n\nExpression 8: \"r\" equals 7 Has graph.\n\nr\n\n\\=7\n\nnegative 10\n\n−10\n\n10\n\n10\n\n8\n\nExpression 9: \"r\" equals 8 Has graph.\n\nr\n\n\\=8\n\nnegative 10\n\n−10\n\n10\n\n10\n\n9\n\nExpression 10: \"y\" equals negative tangent left parenthesis, StartFraction, 5 pi Over 12 , EndFraction , right parenthesis \"x\" Has graph. To audio trace, press ALT+T.\n\ny\n\n\\=−\n\nt\n\na\n\nn\n\n5π12\n\nx\n\n10\n\nExpression 11: \"y\" equals negative tangent left parenthesis, StartFraction, pi Over 3 , EndFraction , right parenthesis \"x\" Has graph. To audio trace, press ALT+T.\n\ny\n\n\\=−\n\nt\n\na\n\nn\n\nπ3\n\nx\n\n11\n\nExpression 12: \"y\" equals negative tangent left parenthesis, StartFraction, pi Over 4 , EndFraction , right parenthesis \"x\" Has graph. To audio trace, press ALT+T.\n\ny\n\n\\=−\n\nt\n\na\n\nn\n\nπ4\n\nx\n\n12\n\nExpression 13: \"y\" equals negative tangent left parenthesis, StartFraction, pi Over 6 , EndFraction , right parenthesis \"x\" Has graph. To audio trace, press ALT+T.\n\ny\n\n\\=−\n\nt\n\na\n\nn\n\nπ6\n\nx\n\n13\n\nExpression 14: \"y\" equals negative tangent left parenthesis, StartFraction, pi Over 12 , EndFraction , right parenthesis \"x\" Has graph. To audio trace, press ALT+T.\n\ny\n\n\\=−\n\nt\n\na\n\nn\n\nπ12\n\nx\n\n14\n\nExpression 15: \"y\" equals tangent left parenthesis, StartFraction, pi Over 12 , EndFraction , right parenthesis \"x\" Has graph. To audio trace, press ALT+T.\n\ny\n\n\\=\n\nt\n\na\n\nn\n\nπ12\n\nx\n\n15\n\nExpression 16: \"y\" equals tangent left parenthesis, StartFraction, pi Over 6 , EndFraction , right parenthesis \"x\" Has graph. To audio trace, press ALT+T.\n\ny\n\n\\=\n\nt\n\na\n\nn\n\nπ6\n\nx\n\n16\n\nExpression 17: \"y\" equals tangent left parenthesis, StartFraction, pi Over 4 , EndFraction , right parenthesis \"x\" Has graph. To audio trace, press ALT+T.\n\ny\n\n\\=\n\nt\n\na\n\nn\n\nπ4\n\nx\n\n17\n\nExpression 18: \"y\" equals tangent left parenthesis, StartFraction, pi Over 3 , EndFraction , right parenthesis \"x\" Has graph. To audio trace, press ALT+T.\n\ny\n\n\\=\n\nt\n\na\n\nn\n\nπ3\n\nx\n\n18\n\nExpression 19: \"y\" equals tangent left parenthesis, StartFraction, 5 pi Over 12 , EndFraction , right parenthesis \"x\" Has graph. To audio trace, press ALT+T.\n\ny\n\n\\=\n\nt\n\na\n\nn\n\n5π12\n\nx\n\n19\n\n20\n\npowered by\n\npowered by\n\n\"x\"\n\nx\n\n\"y\"\n\ny\n\n\"a\" squared\n\na\n\n2\n\n\"a\" Superscript, \"b\" , Baseline\n\na\n\nb\n\n7\n\n7\n\n8\n\n8\n\n9\n\n9\n\ndivided by\n\n÷\n\nfunctions\n\n(\n\n(\n\n)\n\n)\n\nless than\n\n\\<\n\ngreater than\n\n\\>\n\n4\n\n4\n\n5\n\n5\n\n6\n\n6\n\ntimes\n\n×\n\n\\| \"a\" \\|\n\n\\|\n\na\n\n\\|\n\n,\n\n,\n\nless than or equal to\n\n≤\n\ngreater than or equal to\n\n≥\n\n1\n\n1\n\n2\n\n2\n\n3\n\n3\n\nnegative\n\n−\n\nA B C\n\nStartRoot, , EndRoot\n\npi\n\nπ\n\n0\n\n0\n\n.\n\n.\n\nequals\n\n\\=\n\npositive\n\n\\+\n\n![](data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAIAAACQd1PeAAAAAXNSR0IArs4c6QAAAAlwSFlzAAALEwAACxMBAJqcGAAAAAd0SU1FB9wLEhYhKmtn2wYAAAAidEVYdENvbW1lbnQAQ3JlYXRlZCB3aXRoIEdJTVAgb24gYSBNYWOHqHdDAAAADElEQVQI12P4\/\/8\/AAX+Av7czFnnAAAAAElFTkSuQmCC)","attrs_readable_markdown":"0 less than or equal to theta less than or equal to 2 pi 1 negative 10 10 2 negative 10 10 3 negative 10 10 4 negative 10 10 5 negative 10 10 6 negative 10 10 7 negative 10 10 8 negative 10 10 9 10 11 12 13 14 15 16 17 18 19\n\n20\n\npowered by","meta_canonical":null}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📄

INDEXABLE

✅

CRAWLED

17 hours 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 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.desmos.com/calculator/ms3eghkkgz
Last Crawled	2026-04-17 23:18:40 (17 hours ago)
First Indexed	2014-05-25 00:49:03 (11 years ago)
HTTP Status Code	200
Meta Title	Polar Coordinates \| Desmos
Meta Description	Explore math with our beautiful, free online graphing calculator. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and more.
Meta Canonical	null
Boilerpipe Text	0 less than or equal to theta less than or equal to 2 pi 1 negative 10 10 2 negative 10 10 3 negative 10 10 4 negative 10 10 5 negative 10 10 6 negative 10 10 7 negative 10 10 8 negative 10 10 9 10 11 12 13 14 15 16 17 18 19 20 powered by
Markdown	Loading... Polar Coordinates Save Copy Log In Sign Up Expression 1: "r" equals 3 minus 3cosine theta Has graph. r \=3−3 c o s θ 0 0 domain \\theta Minimum: less than or equal to theta less than or equal to ≤ θ ≤ 2 pi 2π domain \\theta Maximum: 1 Expression 2: "r" equals 1 Has graph. r \=1 negative 10 −10 10 10 2 Expression 3: "r" equals 2 Has graph. r \=2 negative 10 −10 10 10 3 Expression 4: "r" equals 3 Has graph. r \=3 negative 10 −10 10 10 4 Expression 5: "r" equals 4 Has graph. r \=4 negative 10 −10 10 10 5 Expression 6: "r" equals 5 Has graph. r \=5 negative 10 −10 10 10 6 Expression 7: "r" equals 6 Has graph. r \=6 negative 10 −10 10 10 7 Expression 8: "r" equals 7 Has graph. r \=7 negative 10 −10 10 10 8 Expression 9: "r" equals 8 Has graph. r \=8 negative 10 −10 10 10 9 Expression 10: "y" equals negative tangent left parenthesis, StartFraction, 5 pi Over 12 , EndFraction , right parenthesis "x" Has graph. To audio trace, press ALT+T. y \=− t a n 5π12 x 10 Expression 11: "y" equals negative tangent left parenthesis, StartFraction, pi Over 3 , EndFraction , right parenthesis "x" Has graph. To audio trace, press ALT+T. y \=− t a n π3 x 11 Expression 12: "y" equals negative tangent left parenthesis, StartFraction, pi Over 4 , EndFraction , right parenthesis "x" Has graph. To audio trace, press ALT+T. y \=− t a n π4 x 12 Expression 13: "y" equals negative tangent left parenthesis, StartFraction, pi Over 6 , EndFraction , right parenthesis "x" Has graph. To audio trace, press ALT+T. y \=− t a n π6 x 13 Expression 14: "y" equals negative tangent left parenthesis, StartFraction, pi Over 12 , EndFraction , right parenthesis "x" Has graph. To audio trace, press ALT+T. y \=− t a n π12 x 14 Expression 15: "y" equals tangent left parenthesis, StartFraction, pi Over 12 , EndFraction , right parenthesis "x" Has graph. To audio trace, press ALT+T. y \= t a n π12 x 15 Expression 16: "y" equals tangent left parenthesis, StartFraction, pi Over 6 , EndFraction , right parenthesis "x" Has graph. To audio trace, press ALT+T. y \= t a n π6 x 16 Expression 17: "y" equals tangent left parenthesis, StartFraction, pi Over 4 , EndFraction , right parenthesis "x" Has graph. To audio trace, press ALT+T. y \= t a n π4 x 17 Expression 18: "y" equals tangent left parenthesis, StartFraction, pi Over 3 , EndFraction , right parenthesis "x" Has graph. To audio trace, press ALT+T. y \= t a n π3 x 18 Expression 19: "y" equals tangent left parenthesis, StartFraction, 5 pi Over 12 , EndFraction , right parenthesis "x" Has graph. To audio trace, press ALT+T. y \= t a n 5π12 x 19 20 powered by powered by "x" x "y" y "a" squared a 2 "a" Superscript, "b" , Baseline a b 7 7 8 8 9 9 divided by ÷ functions ( ( ) ) less than \< greater than \> 4 4 5 5 6 6 times × \\| "a" \\| \\| a \\| , , less than or equal to ≤ greater than or equal to ≥ 1 1 2 2 3 3 negative − A B C StartRoot, , EndRoot pi π 0 0 . . equals \= positive \+ ![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAIAAACQd1PeAAAAAXNSR0IArs4c6QAAAAlwSFlzAAALEwAACxMBAJqcGAAAAAd0SU1FB9wLEhYhKmtn2wYAAAAidEVYdENvbW1lbnQAQ3JlYXRlZCB3aXRoIEdJTVAgb24gYSBNYWOHqHdDAAAADElEQVQI12P4//8/AAX+Av7czFnnAAAAAElFTkSuQmCC)
Readable Markdown	0 less than or equal to theta less than or equal to 2 pi 1 negative 10 10 2 negative 10 10 3 negative 10 10 4 negative 10 10 5 negative 10 10 6 negative 10 10 7 negative 10 10 8 negative 10 10 9 10 11 12 13 14 15 16 17 18 19 20 powered by
Shard	130 (laksa)
Root Hash	9499671931917169930
Unparsed URL	com,desmos!www,/calculator/ms3eghkkgz s443