Cwi.nl Home
Cwi.nl Overview
CWInl is a website that belongs to CWI Amsterdam, the Dutch national research institute for mathematics and computer science. The website has been designed to provide information and resources for anyone interested in mathematics and computer science. The website contains a variety of content items that are curated specifically for the Mosaic front page.
In terms of traffic, the site receives an average of 1711 unique users per day and 2737.6 pageviews. These metrics indicate that the site is popular and well-established in its niche. The website is hosted by Stichting Centrum voor Wiskunde en Informatica, a Dutch foundation dedicated to the advancement of mathematics and computer science.
As the website's Top-Level Domain (TLD) is ".NL", it is primarily targeted towards a Dutch audience. However, the website's content is in English, so it is accessible to a broader international audience. This makes the website family-friendly, as the content is educational and not inappropriate for younger audiences.
When it comes to site speed, PageSpeed Insights scores the site a speed score of 3. This score suggests that the website's performance could be improved to offer a better user experience. The content items for the Mosaic front page could be optimized to load faster, and images could be compressed without losing quality to reduce the page's overall load time.
The website's homepage is designed to provide users with easy access to the most popular content items. The menu is accessible from the top of the page and allows users to navigate the various sections of the website. The homepage also includes a section for featured content, such as events, news, and research highlights.
In terms of content, the CWI Amsterdam website offers a wealth of resources for people interested in mathematics and computer science. Users can find information on research projects, academic journals, and conferences. The site also hosts blog articles and has several social media channels where users can follow the latest developments in mathematics and computer science.
In summary, CWI Amsterdam's website is a valuable resource for anyone interested in the fields of mathematics and computer science. The website provides a wealth of information on research, events, and publications that are curated specifically for the Mosaic front page. Although there are opportunities to improve the site's speed performance, the website's excellent content and easy navigation make it a valuable resource for students, researchers, and academics alike.
Cwi.nl Rank Summary
Audience Geography. Where are cwi.nl visitors located?
| Country | Visitors |
|---|---|
 India IN | 18% |
| Netherlands NL | 13.5% |
| United States US | 12.1% |
| Germany DE | 10.6% |
| Canada CA | 3.4% |
| Pakistan PK | 2.2% |
| Other | 40.2% |
| Country | Pageviews |
|---|---|
| India IN | 25.6% |
| Netherlands NL | 12.8% |
| Canada CA | 10.1% |
| United States US | 8.9% |
| Germany DE | 7.2% |
| Pakistan PK | 1.5% |
| Other | 34% |
| Country | Rank |
|---|---|
| Netherlands NL | 23456 |
| India IN | 69913 |
| Pakistan PK | 75026 |
| Canada CA | 91794 |
| Germany DE | 101958 |
| United States US | 307995 |
Where do visitors go on cwi.nl?
| Subdomain | Pageviews |
|---|---|
| homepages.cwi.nl | 75.36% |
| cwi.nl | 15.03% |
| event.cwi.nl | 6.07% |
| other | 3.55% |
| Subdomain | Pageviews per User |
|---|---|
| event.cwi.nl | 2 |
| homepages.cwi.nl | 1.5 |
| cwi.nl | 1 |
| Subdomain | Reach |
|---|---|
| homepages.cwi.nl | 73.62% |
| cwi.nl | 17.52% |
| event.cwi.nl | 4.29% |
How popular is cwi.nl?
| Period | Global Rank | Global Rank Delta |
|---|---|---|
| past 3 months | 249981 | -20336 |
| past month | 255088 | -46214 |
| past week | 222814 | -7311 |
| yesterday | 199925 | -5461 |
| Days | Pageviews Rank | Pageviews Rank Delta | Pageviews per Million | Pageviews per Million Delta | Pageviews per User | Pageviews per User Delta |
|---|---|---|---|---|---|---|
| 90 | 348377 | -51192 | 11 | 20% | 1.6 | 10% |
| 30 | 378206 | -91663 | 1 | 40% | 1.5 | 10% |
| 7 | 332064 | -32441 | 13 | 10% | 1.5 | 10% |
| 1 | 314656 | 43927 | 1 | -19.67% | 1 | -34.41% |
| Days | Reach Rank | Reach Rank Delta | Reach per Million | Reach per Million Delta |
|---|---|---|---|---|
| 90 | 227095 | -9739 | 25 | 7% |
| 30 | 225546 | -31849 | 26 | 20% |
| 7 | 200245 | 258 | 31 | -1.09% |
| 1 | 174312 | -25445 | 5 | 20% |
Cwi.nl Website Safety
We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.
Norton ConnectSafe evaluates cwi.nl for any unsafe and insecure content. The results are critical for families with young children.
SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.
Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.
McAfee assesses cwi.nl for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze cwi.nl for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the cwi.nl. This reputation system receives ratings from users and information from third-party sources, assesses the cwi.nl for safety features and confirms, whether cwi.nl is suitable for children.
| Domain | *.cwi.nl |
| Issuer Organization | Sectigo Limited |
| Issuer | Sectigo RSA Domain Validation Secure Server CA |
| Algorithm | RSA-SHA256 |
| Valid form | 04/02/2024 |
| Expiration | 04/03/2025 |
| Signed | Certificate is not self signed |
| Additional Domains |
*.cwi.nl cwi.nl |
Cwi.nl Rank History
Alexa Rank shows how popular cwi.nl is in comparison with other sites. The most popular site has Alexa Rank equals 1. If cwi.nl has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to cwi.nl and pageviews on cwi.nl over the past 3 months.
Cwi.nl Hosting Information
ASN ID: 1888
ASN Title: Stichting Centrum voor Wiskunde en InformaticaLast Update: 11/04/2024
% This is the RIPE Database query service.
% The objects are in RPSL format.
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% See http://www.ripe.net/db/support/db-terms-conditions.pdf
% Note: this output has been filtered.
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% Information related to 'AS1877 - AS1903'
as-block: AS1877 - AS1903
descr: RIPE NCC ASN block
remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by: RIPE-NCC-HM-MNT
created: 2015-09-30T14:19:22Z
last-modified: 2015-09-30T14:19:22Z
source: RIPE
% Information related to 'AS1888'
% Abuse contact for 'AS1888' is 'abuse@surfnet.nl'
aut-num: AS1888
as-name: CWI-NL
org: ORG-CCvW1-RIPE
remarks: Amsterdam
remarks: The Netherlands
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networks ANY
admin-c: CWI1024-RIPE
tech-c: CWI1024-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: AS1888-MNT
created: 1970-01-01T00:00:00Z
last-modified: 2017-11-15T09:14:24Z
source: RIPE # Filtered
sponsoring-org: ORG-Sb3-RIPE
organisation: ORG-CCvW1-RIPE
org-name: Stichting Centrum voor Wiskunde en Informatica
org-type: OTHER
address: Kruislaan 413
address: NL-1098 SJ Amsterdam
address: NL
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created: 2004-11-03T15:42:47Z
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source: RIPE # Filtered
role: CWI ITF
address: Centrum Wiskunde & Informatica Science Park 123 NL-1098 XG Amsterdam The Netherlands
phone: +31 (0)20 592 9333
fax-no: +31 (0)20 592 4199
remarks: Please contact "abuse@cwi.nl" for complaints and/or abuse
admin-c: HR1024-RIPE
tech-c: HR1024-RIPE
mnt-by: AS1888-MNT
nic-hdl: CWI1024-RIPE
created: 2004-10-06T10:16:49Z
last-modified: 2017-05-08T10:01:06Z
source: RIPE # Filtered
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Cwi.nl Domain Registration and Settings
Domain name: cwi.nl
Status: active
Registrar:
SURF B.V.
Moreelsepark 48
3511EP Utrecht
Netherlands
Abuse Contact:
+31.887873000
cert@surfcert.nl
DNSSEC: yes
Domain nameservers:
ns2.cwi.nl 192.16.191.36
ns1.cwi.nl 192.16.191.8
ns1.zurich.surf.net
dwalin.nikhef.nl
Creation Date: 1986-04-30
Updated Date: 2021-02-23
Record maintained by: SIDN BV
| Host | A Record | TTL |
|---|---|---|
| cwi.nl | 192.16.191.38 | 86400 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| cwi.nl | mx11.surfmailfilter.nl | 100 | 86400 |
| cwi.nl | mx10.surfmailfilter.nl | 100 | 86400 |
| Host | NS Record | TTL |
|---|---|---|
| cwi.nl | ns2.cwi.nl | 86400 |
| cwi.nl | dwalin.nikhef.nl | 86400 |
| cwi.nl | ns1.zurich.surf.net | 86400 |
| cwi.nl | ns1.cwi.nl | 86400 |
| Host | TXT Record | TTL |
|---|---|---|
| cwi.nl | adobe-idp-site-verification=a8667c98581a66df82f18dd9b4ec9ad04d2b0214fda298afa04b69ae89b16b4d | 86400 |
| cwi.nl | Science Park 123, 1098 XG Amsterdam, Netherlands | 86400 |
| cwi.nl | v=spf1 ip4:192.16.191.0/27 include:_spf.surfmailfilter.nl -all | 86400 |
| cwi.nl | Centrum Wiskunde & Informatica | 86400 |
| cwi.nl | MS=5030954076250C4B2230576AEE820A11B797CC65 | 86400 |
| cwi.nl | ZOOM_verify_-TwabqfPQI2RrsWzDjTwfQ | 86400 |
ns1.cwi.nl
TTL: 86400
Email address: hostmaster.cwi.nl
Serial: 2023050301
Refresh: 28800
Retry: 7200
Expire: 604800
Minimum: 43200
Cwi.nl HTML Check
Cwi.nl Desktop Performance
Last tested: 06/21/2019
| Total Resources | 104 |
| Number of Hosts | 3 |
| Static Resources | 90 |
| JavaScript Resources | 56 |
| CSS Resources | 4 |
Cwi.nl Mobile Insights
Last tested: 04/25/2017
| Total Resources | 99 |
| Number of Hosts | 3 |
| Static Resources | 87 |
| JavaScript Resources | 56 |
| CSS Resources | 4 |
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