Docbrown.info
Free to use online Doc Brown's CHEMISTRY revision website by retired
science education teacher notes teaching and learning revising biology chemistry
physics UK GCSE IGCSE AQA Edexcel OCR GCSE IGCSE A level chemistry USA US grades
India Indian Secondary s
Domain Summary
What is the traffic rank for Docbrown.info?
• Docbrown.info ranks #703,274 globally on HypeStat.
What percent of global Internet users visit Docbrown.info?
• 0.00054% of global Internet users visit Docbrown.info
How many people visit Docbrown.info each day?
• Docbrown.info receives approximately 26.6K visitors and 37,270 page impressions per day.
Which countries does Docbrown.info receive most of its visitors from?
• Docbrown.info is mostly visited by people located in United Kingdom,Nigeria,South Africa.
How much Docbrown.info can earn?
• Docbrown.info should earn about $85.73/day from advertising revenue.
What is Docbrown.info estimated value?
• Estimated value of Docbrown.info is $91,187.43.
What IP addresses does Docbrown.info resolve to?
• Docbrown.info resolves to the IP addresses 109.123.72.130.
Where are Docbrown.info servers located in?
• Docbrown.info has servers located in London, England, EC4R, United Kingdom.
docbrown.info Profile
Title:Free to use online Doc Brown's CHEMISTRY revision website by retired
science education teacher notes teaching and learning revising biology chemistry
physics UK GCSE IGCSE AQA Edexcel OCR GCSE IGCSE A level chemistry USA US grades
India Indian Secondary s
Tags:
About:
Revision notes and quizzes for UK KS3 science (US grades 6-9) and GCSE/AS/A2/IB/K12 level (US grades 9-12) students.
Edit Site Info
What technologies does docbrown.info use?
These are the technologies used at docbrown.info. docbrown.info has a total of 4 technologies installed in 3 different categories.
docbrown.info Traffic Analysis
Docbrown.info is ranked #703,274 in the world. This website is viewed by an estimated 26.6K visitors daily, generating a total of 37.3K pageviews. This equates to about 806.6K monthly visitors.Daily Visitors26.6K
Monthly Visits806.6K
Pages per Visit n/a
Visit duration03:34
Bounce Rate73.74%
Is this your site?Verify your site's metrics.
- Daily Unique Visitors:
- 26,622
- Monthly Visits:
- 806,647
- Pages per Visit:
- n/a
- Daily Pageviews:
- 37,270
- Avg. visit duration:
- 03:34
- Bounce rate:
- 73.74%
- Global Reach:
- 0.00054%
- HypeRank:
- 703,274
- SEMrush Rank:
- 107,303
Traffic sources
- Direct:
- 21.61%
- Referral:
- 0.76%
- Search:
- 77.56%
- Social:
- 0.08%
- Paid:
- 0%
Visitors by country
- Country
- Users%
- United Kingdom 33.4%
- Nigeria 8.9%
- South Africa 7.9%
- Malaysia 7.1%
- Pakistan 6.0%
Where do visitors go on docbrown.info?
- Reach%Pageviews%PerUser
- docbrown.info
- 100.00%100.00%1.3
Backlinks Report ▼
Docbrown.info has a total of 256,995 backlinks from 3,640 referring domains and most of them comes from United States.- Total Backlinks:
- 256,995
- Follow Links:
- 212,211
- Nofollow Links:
- 44,784
- Referring Domains:
- 3,640
- Referring IPs:
- 3,801
- Authority Domain Score:
- 24
Backlinks by country
- Country
- Domains
- United States 382
- Netherlands 39
- Germany 13
- France 5
- Singapore 4
Backlinks by TLDs
- TLD Distribution
- Domains
- .info
- 126
- .com
- 124
- .in
- 39
- .edu
- 0
- .gov
- 0
Last update was 234 days ago
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*HypeStat.com is not promoting or affiliated with docbrown.info 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:
- docbrown.info
- Rank:
(Rank based on keywords, cost and organic traffic) - 107,303
- Organic Keywords:
(Number of keywords in top 20 Google SERP) - 57,701
- Organic Traffic:
(Number of visitors coming from top 20 search results) - 14,873
- Organic Cost:
((How much need to spend if get same number of visitors from Google Adwords) - $1,529.00
Revenue report ▼
Google.com would generate approximately $85.7 per day if the source of income were advertisements, which equates to an estimated monthly revenue of $2.6K and annual gross revenue of approximately $31.3K. Based on these figures, the site's net worth is estimated at around $91.2K.How much would docbrown.info make?
- Daily Revenue:
- $85.73
- Monthly Revenue:
- $2,571.90
- Yearly Revenue:
- $31,291.45
Daily earning by country
- CountryPageviewsEarning
- United Kingdom 10,808$28.97
- United Arab Emirates 3,727$3.54
- Nigeria 2,982$2.95
- Malaysia 2,236$0.65
- Pakistan 2,982$0.45
Loss of money due to Adblock?
- Daily Revenue Loss:
- $5.42
- Monthly Revenue Loss:
- $162.58
- Yearly Revenue Loss:
- $1,978.01
- Daily Pageviews Blocked:
- 3,488
- Monthly Pageviews Blocked:
- 104,654
- Yearly Pageviews Blocked:
- 1,273,292
Daily revenue loss by country
- CountryBlockedLost Money
- United Kingdom 1,729$4.63
- United Arab Emirates 522$0.50
- Pakistan 954$0.14
- Nigeria 60$0.06
- Malaysia 179$0.05
How much is docbrown.info worth?
- Website Value:
- $91.2K
Ad Experience Report ▼
Summary of the ad experience rating of a website for a specific platform.Mobile summary
- Root domain:
- docbrown.info
- 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:
- docbrown.info
- 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:
- docbrown.info
- 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 docbrown.info hosted? ▼
Docbrown.info may be hosted in multiple data centers distributed in different locations around the world. This is probably just one of them.- Server IP:
- 109.123.72.130
- ASN:
- AS13213
- ISP:
- UK-2 Limited
- Server Location:
- London
England, ENG
EC4R
United Kingdom, GB
Other sites hosted on 109.123.72.130
How fast does docbrown.info load? ▼
The average loading time of docbrown.info is 653 ms. The Desktop speed index is 99 and mobile speed index is 96.- Average Load Time:
- 653 ms
Page Speed (Google PageSpeed Insights) - Desktop
Field Data
Over the last 30 days, the field data shows that this page has a SLOW 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.
First Contentful Paint (FCP)2.9s
First Input Delay (FID)21ms
Origin Data
All pages served from this origin have an SLOW 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.
First Contentful Paint (FCP)2.9s
First Input Delay (FID)21ms
Lab Data
Speed Index 0.7 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 CPU Idle 0.7 s
First CPU Idle marks the first time at which the page's main thread is quiet enough to handle input. . Learn more
First CPU Idle marks the first time at which the page's main thread is quiet enough to handle input. . Learn more
First Contentful Paint 0.7 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
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 Meaningful Paint 0.7 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
Max Potential First Input Delay 40 ms
The maximum potential First Input Delay that your users could experience is the duration, in milliseconds, of the longest task. Learn more
The maximum potential First Input Delay that your users could experience is the duration, in milliseconds, of the longest task. Learn more
Time to Interactive 0.7 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
Estimated Input Latency 10 ms
Estimated Input Latency is an estimate of how long your app takes to respond to user input, in milliseconds, during the busiest 5s window of page load. If your latency is higher than 50 ms, users may perceive your app as laggy. Learn more
Estimated Input Latency is an estimate of how long your app takes to respond to user input, in milliseconds, during the busiest 5s window of page load. If your latency is higher than 50 ms, users may perceive your app as laggy. 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.
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds.
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.
First Contentful Paint (FCP)0
First Input Delay (FID)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.
First Contentful Paint (FCP)0
First Input Delay (FID)0
Lab Data
Estimated Input Latency 10 ms
Estimated Input Latency is an estimate of how long your app takes to respond to user input, in milliseconds, during the busiest 5s window of page load. If your latency is higher than 50 ms, users may perceive your app as laggy. Learn more
Estimated Input Latency is an estimate of how long your app takes to respond to user input, in milliseconds, during the busiest 5s window of page load. If your latency is higher than 50 ms, users may perceive your app as laggy. Learn more
First Contentful Paint (3G) 4290 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
Total Blocking Time 60 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds.
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds.
Speed Index 2.2 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 CPU Idle 2.6 s
First CPU Idle marks the first time at which the page's main thread is quiet enough to handle input. . Learn more
First CPU Idle marks the first time at which the page's main thread is quiet enough to handle input. . Learn more
First Contentful Paint 2.2 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
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 Meaningful Paint 2.6 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
Max Potential First Input Delay 190 ms
The maximum potential First Input Delay that your users could experience is the duration, in milliseconds, of the longest task. Learn more
The maximum potential First Input Delay that your users could experience is the duration, in milliseconds, of the longest task. Learn more
Time to Interactive 2.6 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
Does docbrown.info 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 docbrown.info are reduced by %.
docbrown.info does not use compression.
Original size: 196.61 KB
Compressed size: n/a
File reduced by: (%)
Compressed size: n/a
File reduced by: (%)
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.
This site is not currently listed as suspicious
MyWot.com Reputation Ratings
MyWOT (short for "My Web of Trust") is a web-based reputation and rating service that provides users with information about the trustworthiness and safety of websites. docbrown.info has 90 Safety Reputations.- Status:
- SAFE
- Safety Reputations:
- 90
- Safety Confidence:
- 33
- Child Safety Reputations:
- 92
- Child Safety Confidence:
- 16
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. docbrown.info supports HTTPS. docbrown.info supports HTTPS
Verifying SSL Support. Please wait...
Common Name: webdisk.docbrown.info
Organization:
Location:
Issuer: R3
Valid from: Aug 18 12:46:05 2023 GMT
Valid until: Nov 16 12:46:04 2023 GMT
Authority: CA:FALSE
Keysize: 2048 Bits
Organization:
Location:
Issuer: R3
Valid from: Aug 18 12:46:05 2023 GMT
Valid until: Nov 16 12:46:04 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. docbrown.info supports HTTP/2
Verifying HTTP/2.0 Support. Please wait...
Site Categories ▼
Website categories are used to classify websites based on their content or purpose. These categories provide a way to organize and filter websites, allowing users to find relevant information or ensure compliance with specific regulations or policies.- Education/Personal and Class Pages
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.last-modified: Sun, 03 Sep 2023 18:49:59 GMT
accept-ranges: bytes
content-length: 201329
content-type: text/html
date: Mon, 04 Sep 2023 03:12:32 GMT
server: Apache
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 |
| SOA | 86400 | ||
| Mname | ultra103.uk2.net | ||
| Rname | hostmaster.docbrown.info | ||
| Serial Number | 2010033014 | ||
| Refresh | 10800 | ||
| Retry | 1800 | ||
| Expire | 604800 | ||
| Minimum TTL | 86400 | ||
| TXT | 7200 | ||
| MX | 86400 | ||
| A | 109.123.72.130 | 86391 | |
| NS | 3590 | ||
| NS | 3590 |
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 March 26, 2007 and will expire on April 26, 2024 if not renewed. This website is now assigned through the registrar . The WHOIS data for this website's domain was last updated on April 26, 2024.- Domain Created:
- 2007-03-26
- Domain Age:
- 17 years 1 months
- WhoIs:
whois lookup at whois.afilias.net...Domain Name: DOCBROWN.INFO Registry Domain ID: D17003846-LRMS Registrar WHOIS Server: Registrar URL: www.enom.com Updated Date: 2019-03-19T10:39:37Z Creation Date: 2007-03-26T11:46:08Z Registry Expiry Date: 2020-03-26T11:46:08Z Registrar Registration Expiration Date: Registrar: eNom, Inc. Registrar IANA ID: 48 Registrar Abuse Contact Email: Registrar Abuse Contact Phone: Reseller: Domain Status: ok https://icann.org/epp#ok Registrant Organization: Doc Brown''s Chemistry Clinic Registrant State/Province: North Yorkshire Registrant Country: GB Name Server: ULTRA103.UK2.NET Name Server: ULTRA104.UK2.NET DNSSEC: unsigned URL of the ICANN Whois Inaccuracy Complaint Form is https://www.icann.org/wicf/ >>> Last update of WHOIS database: 2019-10-28T09:52:35Z <<< For more information on Whois status codes, please visit https://icann.org/epp Access to AFILIAS WHOIS information is provided to assist persons in determining the contents of a domain name registration record in the Afilias registry database. The data in this record is provided by Afilias Limited for informational purposes only, and Afilias does not guarantee its accuracy. This service is intended only for query-based access. You agree that you will use this data only for lawful purposes and that, under no circumstances will you use this data to(a) allow, enable, or otherwise support the transmission by e-mail, telephone, or facsimile of mass unsolicited, commercial advertising or solicitations to entities other than the data recipient's own existing customers; or (b) enable high volume, automated, electronic processes that send queries or data to the systems of Registry Operator, a Registrar, or Afilias except as reasonably necessary to register domain names or modify existing registrations. All rights reserved. Afilias reserves the right to modify these terms at any time. By submitting this query, you agree to abide by this policy. The Registrar of Record identified in this output may have an RDDS service that can be queried for additional information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.