Cs22.cafe
CSCI 0220 - Discrete Structures and Probability
Domain Summary
What is the traffic rank for Cs22.cafe?
• Cs22.cafe ranks #8,590,268 globally on HypeStat.
What IP addresses does Cs22.cafe resolve to?
• Cs22.cafe resolves to the IP addresses 104.21.38.58.
cs22.cafe Profile
Title:CSCI 0220 - Discrete Structures and Probability
Description:Brown University CSCI 0220 - Discrete Structures and Probability, Spring 2023
Tags:
What technologies does cs22.cafe use?
These are the technologies used at cs22.cafe. cs22.cafe has a total of 4 technologies installed in 4 different categories.cs22.cafe Traffic Analysis
Cs22.cafe is ranked #8,590,268 in the world.Daily Visitors n/a
Monthly Visits n/a
Pages per Visit n/a
Visit duration n/a
Bounce Rate n/a
Is this your site?Verify your site's metrics.
- Daily Unique Visitors:
- n/a
- Monthly Visits:
- n/a
- Pages per Visit:
- n/a
- Daily Pageviews:
- n/a
- Avg. visit duration:
- n/a
- Bounce rate:
- n/a
- Global Reach:
- n/a
- HypeRank:
- 8,590,268
- SEMrush Rank:
- 3,598,615
Last update was 904 days ago
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*HypeStat.com is not promoting or affiliated with cs22.cafe in any way. Only publicly available statistics data are displayed.
▼
SEMrush is a complete on line advertising and marketing platform that gives a extensive variety of gear and functions to help companies and entrepreneurs in enhancing their on line visibility and optimizing their virtual advertising and marketing strategies.- Domain:
- cs22.cafe
- Rank:
(Rank based on keywords, cost and organic traffic) - 3,598,615
- Organic Keywords:
(Number of keywords in top 20 Google SERP) - 209
- Organic Traffic:
(Number of visitors coming from top 20 search results) - 89
- Organic Cost:
((How much need to spend if get same number of visitors from Google Adwords) - $0.00
Ad Experience Report ▼
Summary of the ad experience rating of a website for a specific platform.Mobile summary
- Root domain:
- cs22.cafe
- Ad filtering:
(Chrome is not filtering ads on your site.) - Off
- Status:
(The status of the site that is reviewed for the Better Ads Standards.) - Not reviewed
Desktop summary
- Root domain:
- cs22.cafe
- Ad filtering:
(Chrome is not filtering ads on your site.) - Off
- Status:
(The status of the site that is reviewed for the Better Ads Standards.) - Not reviewed
Abusive Experience Report ▼
Summary of the abusive experience rating of a website.- Root domain:
- cs22.cafe
- Enforcement:
(Chrome is not preventing your site from opening new windows or tabs.) - Off
- Status:
(The status of the site reviewed for the abusive experiences.) - Not reviewed
Where is cs22.cafe hosted? ▼
Cs22.cafe may be hosted in multiple data centers distributed in different locations around the world. This is probably just one of them.- Server IP:
- 104.21.38.58
- ASN:
- AS13335
- ISP:
- Cloudflare Inc
- Server Location:
Other sites hosted on 104.21.38.58
How fast does cs22.cafe load? ▼
The average loading time of cs22.cafe is n/a ms. The Desktop speed index is 96 and mobile speed index is 76.- Average Load Time:
- n/a ms
Page Speed (Google PageSpeed Insights) - Desktop
Field Data
Over the last 30 days, the field data shows that this page has a speed compared to other pages in the Chrome User Experience Report.We are showing the 90th percentile of FCP and the 95th percentile of FID.
Cumulative Layout Shift (CLS)0
Time To First Byte (TTFB)0
First Contentful Paint (FCP)0
First Input Delay (FID)0
Interaction To Next Paint (INP)0
Largest Contentful Paint (LCP)0
Origin Data
All pages served from this origin have an speed compared to other pages in the Chrome User Experience Report. over the last 30 days.To view suggestions tailored to each page, analyze individual page URLs.
Cumulative Layout Shift (CLS)0
Time To First Byte (TTFB)0
First Contentful Paint (FCP)0
First Input Delay (FID)0
Interaction To Next Paint (INP)0
Largest Contentful Paint (LCP)0
Lab Data
Max Potential First Input Delay 20 ms
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more
Speed Index 1.0 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more
Speed Index shows how quickly the contents of a page are visibly populated. Learn more
First Meaningful Paint 1.0 s
First Meaningful Paint measures when the primary content of a page is visible. Learn more
First Meaningful Paint measures when the primary content of a page is visible. Learn more
Performance budget
Keep the quantity and size of network requests under the targets set by the provided performance budget. Learn more
Keep the quantity and size of network requests under the targets set by the provided performance budget. Learn more
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
A `<meta name="viewport">` not only optimizes your app for mobile screen sizes, but also prevents . a 300 millisecond delay to user input Learn more
A `<meta name="viewport">` not only optimizes your app for mobile screen sizes, but also prevents . a 300 millisecond delay to user input Learn more
Largest Contentful Paint image was not lazily loaded
Above-the-fold images that are lazily loaded render later in the page lifecycle, which can delay the largest contentful paint. Learn more
Above-the-fold images that are lazily loaded render later in the page lifecycle, which can delay the largest contentful paint. Learn more
Largest Contentful Paint 1.1 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more
Lazy load third-party resources with facades
Some third-party embeds can be lazy loaded. Consider replacing them with a facade until they are required. Learn more
Some third-party embeds can be lazy loaded. Consider replacing them with a facade until they are required. Learn more
Total Blocking Time 0 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more
First Contentful Paint 1.0 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more
First Contentful Paint marks the time at which the first text or image is painted. Learn more
Timing budget
Set a timing budget to help you keep an eye on the performance of your site. Performant sites load fast and respond to user input events quickly. Learn more
Set a timing budget to help you keep an eye on the performance of your site. Performant sites load fast and respond to user input events quickly. Learn more
Avoids `unload` event listeners
The `unload` event does not fire reliably and listening for it can prevent browser optimizations like the Back-Forward Cache. Use `pagehide` or `visibilitychange` events instead. Learn more
The `unload` event does not fire reliably and listening for it can prevent browser optimizations like the Back-Forward Cache. Use `pagehide` or `visibilitychange` events instead. Learn more
Time to Interactive 1.0 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more
Page Speed (Google PageSpeed Insights) - Mobile
Field Data
Over the last 30 days, the field data shows that this page has a speed compared to other pages in the Chrome User Experience Report.We are showing the 90th percentile of FCP and the 95th percentile of FID.
Cumulative Layout Shift (CLS)0
Time To First Byte (TTFB)0
First Contentful Paint (FCP)0
First Input Delay (FID)0
Interactive To Next Paint (INP)0
Largest Contentful Paint (LCP)0
Origin Data
All pages served from this origin have an speed compared to other pages in the Chrome User Experience Report. over the last 30 days.To view suggestions tailored to each page, analyze individual page URLs.
Cumulative Layout Shift (CLS)0
Time To First Byte (TTFB)0
First Contentful Paint (FCP)0
First Input Delay (FID)0
Interactive To Next Paint (INP)0
Largest Contentful Paint (LCP)0
Lab Data
Largest Contentful Paint image was not lazily loaded
Above-the-fold images that are lazily loaded render later in the page lifecycle, which can delay the largest contentful paint. Learn more
Above-the-fold images that are lazily loaded render later in the page lifecycle, which can delay the largest contentful paint. Learn more
First Meaningful Paint 3.3 s
First Meaningful Paint measures when the primary content of a page is visible. Learn more
First Meaningful Paint measures when the primary content of a page is visible. Learn more
Largest Contentful Paint 3.3 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more
Speed Index 3.3 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more
Speed Index shows how quickly the contents of a page are visibly populated. Learn more
Max Potential First Input Delay 40 ms
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more
Avoids `unload` event listeners
The `unload` event does not fire reliably and listening for it can prevent browser optimizations like the Back-Forward Cache. Use `pagehide` or `visibilitychange` events instead. Learn more
The `unload` event does not fire reliably and listening for it can prevent browser optimizations like the Back-Forward Cache. Use `pagehide` or `visibilitychange` events instead. Learn more
Timing budget
Set a timing budget to help you keep an eye on the performance of your site. Performant sites load fast and respond to user input events quickly. Learn more
Set a timing budget to help you keep an eye on the performance of your site. Performant sites load fast and respond to user input events quickly. Learn more
Time to Interactive 3.3 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more
Total Blocking Time 0 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more
Performance budget
Keep the quantity and size of network requests under the targets set by the provided performance budget. Learn more
Keep the quantity and size of network requests under the targets set by the provided performance budget. Learn more
First Contentful Paint 3.3 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more
First Contentful Paint marks the time at which the first text or image is painted. Learn more
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
A `<meta name="viewport">` not only optimizes your app for mobile screen sizes, but also prevents . a 300 millisecond delay to user input Learn more
A `<meta name="viewport">` not only optimizes your app for mobile screen sizes, but also prevents . a 300 millisecond delay to user input Learn more
Lazy load third-party resources with facades
Some third-party embeds can be lazy loaded. Consider replacing them with a facade until they are required. Learn more
Some third-party embeds can be lazy loaded. Consider replacing them with a facade until they are required. Learn more
First Contentful Paint (3G) 6420 ms
First Contentful Paint 3G marks the time at which the first text or image is painted while on a 3G network. Learn more
First Contentful Paint 3G marks the time at which the first text or image is painted while on a 3G network. Learn more
Does cs22.cafe use compression? ▼
Website compression is the process of reducing the size of website files, such as HTML, CSS, JavaScript, and image files, to improve website performance and load times. Compressing website files can significantly reduce the amount of data that needs to be transferred from the server to the user's browser, resulting in faster page load times and improved user experience. Files on cs22.cafe are reduced by 84%.
cs22.cafe use gzip compression.
Original size: 67.61 KB
Compressed size: 10.7 KB
File reduced by: 56.91 KB (84%)
Compressed size: 10.7 KB
File reduced by: 56.91 KB (84%)
Google Safe Browsing ▼
Google Safe Browsing is a service provided by Google that helps protect users from visiting websites that may contain malicious or harmful content, such as malware, phishing attempts, or deceptive software.SSL Checker - SSL Certificate Verify ▼
An SSL (Secure Sockets Layer) certificate is a digital certificate that establishes a secure encrypted connection between a web server and a user's web browser. It provides authentication and encryption, ensuring that data transmitted between the server and the browser remains private and protected. cs22.cafe supports HTTPS. cs22.cafe supports HTTPS
Verifying SSL Support. Please wait...
Common Name: cs22.io
Organization:
Location:
Issuer: R3
Valid from: Jan 7 20:35:21 2023 GMT
Valid until: Apr 7 20:35:20 2023 GMT
Authority: CA:FALSE
Keysize: 2048 Bits
Organization:
Location:
Issuer: R3
Valid from: Jan 7 20:35:21 2023 GMT
Valid until: Apr 7 20:35:20 2023 GMT
Authority: CA:FALSE
Keysize: 2048 Bits
Common Name: R3
Organization: Let's Encrypt
Location: US
Issuer: ISRG Root X1
Valid from: Sep 4 00:00:00 2020 GMT
Valid until: Sep 15 16:00:00 2025 GMT
Authority: CA:TRUE
Keysize: 2048 Bits
Organization: Let's Encrypt
Location: US
Issuer: ISRG Root X1
Valid from: Sep 4 00:00:00 2020 GMT
Valid until: Sep 15 16:00:00 2025 GMT
Authority: CA:TRUE
Keysize: 2048 Bits
Common Name: ISRG Root X1
Organization: Internet Security Research Group
Location: US
Issuer: DST Root CA X3
Valid from: Jan 20 19:14:03 2021 GMT
Valid until: Sep 30 18:14:03 2024 GMT
Authority: CA:TRUE
Keysize: 4096 Bits
Organization: Internet Security Research Group
Location: US
Issuer: DST Root CA X3
Valid from: Jan 20 19:14:03 2021 GMT
Valid until: Sep 30 18:14:03 2024 GMT
Authority: CA:TRUE
Keysize: 4096 Bits
Verify HTTP/2 Support ▼
HTTP/2 (Hypertext Transfer Protocol version 2) is a major revision of the HTTP protocol, which is the foundation of data communication on the World Wide Web. It was developed as an improvement over the previous HTTP/1.1 version to enhance web performance and efficiency. cs22.cafe supports HTTP/2
Verifying HTTP/2.0 Support. Please wait...
Http Header ▼
HTTP headers are extra portions of records despatched among a consumer (which include an internet browser) and a server at some stage in an HTTP request or response. They offer instructions, metadata, or manipulate parameters for the conversation among the consumer and server.date: Mon, 23 Jan 2023 22:09:03 GMT
location: https://cs22.io/
cache-control: max-age=3600
expires: Mon, 23 Jan 2023 23:09:03 GMT
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nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
vary: Accept-Encoding
server: cloudflare
cf-ray: 78e3d9fb4a9522ca-ORD
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400
HTTP/2 200
server: GitHub.com
content-type: text/html; charset=utf-8
x-origin-cache: HIT
last-modified: Mon, 23 Jan 2023 20:25:23 GMT
access-control-allow-origin: *
etag: W/"63ceed33-10e71"
expires: Mon, 23 Jan 2023 22:19:03 GMT
cache-control: max-age=600
content-encoding: gzip
x-proxy-cache: MISS
x-github-request-id: 8848:08C6:1A88AFC:2362904:63CF057F
accept-ranges: bytes
date: Mon, 23 Jan 2023 22:09:03 GMT
via: 1.1 varnish
age: 0
x-served-by: cache-chi-kigq8000078-CHI
x-cache: MISS
x-cache-hits: 0
x-timer: S1674511743.282329,VS0,VE53
vary: Accept-Encoding
x-fastly-request-id: 4f8f3497a1eb2427aa5bee213a716f2796fd234c
content-length: 10955
DNS Lookup ▼
DNS entries (Domain Name System) are a critical component of the Internet infrastructure. They act as directories that translate human-readable domain names (such as example.com) to machine-readable IP addresses. DNS records are stored on DNS servers and help forward internet traffic efficiently.Type | Ip | Target/Txt | TTL |
HINFO | 3600 | ||
A | 172.67.219.139 | 235 | |
A | 104.21.38.58 | 235 | |
NS | 3534 | ||
NS | 3534 |
Whois Lookup ▼
Domain WHOIS is a public database that provides information about domain names, including registered owners, contact information, domain registrars, registration and expiration dates, name servers, and other relevant information. Domain registration for this website began on December 24, 2021 and will expire on December 24, 2023 if not renewed. This website is now assigned through the registrar Porkbun LLC. The WHOIS data for this website's domain was last updated on December 18, 2022.- Domain Created:
- 2021-12-24
- Domain Expires:
- 2023-12-24
- Domain Updated:
- 2022-12-18
- Domain Age:
- 3 years 6 months 23 days
- Domain Registrar:
- Porkbun LLC
- Domain Owner:
- Private by Design, LLC
- WhoIs:
Domain Name: CS22.CAFE Registry Domain ID: a0324304976d4555a4b82c682169c37f-DONUTS Registrar WHOIS Server: whois.porkbun.com Registrar URL: http://www.porkbun.com Updated Date: 2022-12-18 03:51:20 Created Date: 2021-12-24 03:41:53 Registrar Registration Expiration Date: 2023-12-24 03:41:53 Registrar: Porkbun LLC Registrar IANA ID: 1861 Registrar Abuse Contact Email:Registrar Abuse Contact Phone: +1.5038508351 Domain Status: clientDeleteProhibited http://icann.org/epp#clientDeleteProhibited Domain Status: clientTransferProhibited http://icann.org/epp#clientTransferProhibited Registry Registrant ID: Registrant Name: Whois Privacy Registrant Organization: Private by Design, LLC Registrant Street: 500 Westover Dr #9816 Registrant City: Sanford Registrant State/Province: NC Registrant Postal Code: 27330 Registrant Country: US Registrant Phone: +1.9712666028 Registrant Phone Ext: Registrant Fax: Registrant Fax Ext: Registrant Email: https://porkbun.com/whois/contact/registrant/cs22.cafe Registry Admin ID: Admin Name: Whois Privacy Admin Organization: Private by Design, LLC Admin Street: 500 Westover Dr #9816 Admin City: Sanford Admin State/Province: NC Admin Postal Code: 27330 Admin Country: US Admin Phone: +1.9712666028 Admin Phone Ext: Admin Fax: Admin Fax Ext: Admin Email: https://porkbun.com/whois/contact/admin/cs22.cafe Registry Tech ID: Tech Name: Whois Privacy Tech Organization: Private by Design, LLC Tech Street: 500 Westover Dr #9816 Tech City: Sanford Tech State/Province: NC Tech Postal Code: 27330 Tech Country: US Tech Phone: +1.9712666028 Tech Phone Ext: Tech Fax: Tech Fax Ext: Tech Email: https://porkbun.com/whois/contact/tech/cs22.cafe Name Server: rafe.ns.cloudflare.com Name Server: theo.ns.cloudflare.com URL of the ICANN WHOIS Data Problem Reporting System: http://wdprs.internic.net >>> Last update of WHOIS database: 2022-12-18 03:51:20