CTT

CTT tracking and usage

Websites using CTT by countrymarket share
5.1%
🇺🇸US
3.3%
🇬🇧GB
2.9%
🇩🇪DE
2.3%
🇦🇺AU
2.2%
🇫🇷FR
2%
🇷🇺RU
2%
🇻🇳VN
1.8%
🇨🇦CA
Websites using CTT by industrymarket share · top 6 industries
Shopping
25%
Education
20%
Technology & Computing
16%
Hospitality & Restaurants
15%
Food & Drink
12%
Marketing & Advertising
11%
0%7.5%15%23%30%
Download report

We track 74,723 websites using CTT, along with their country, traffic, industry and platforms. There are 3,812 websites using CTT in United States.

Filter by country
🇺🇸 United States3,812 sites
🇬🇧 United Kingdom2,452 sites
🇩🇪 Germany2,179 sites
🇦🇺 Australia1,694 sites
🇫🇷 France1,626 sites
🇷🇺 Russian Federation1,478 sites
🇻🇳 Viet Nam1,471 sites
🇨🇦 Canada1,362 sites
🇹🇷 Turkey1,220 sites
🇧🇷 Brazil1,137 sites
🇵🇹 Portugal1,111 sites
🇪🇸 Spain954 sites
🇮🇹 Italy954 sites
🇮🇳 India817 sites
🇳🇱 Netherlands791 sites
🇨🇭 Switzerland702 sites
🇯🇵 Japan674 sites
🇵🇱 Poland621 sites
🇧🇪 Belgium441 sites
🇨🇿 Czechia353 sites
🇨🇳 China337 sites
🇦🇹 Austria299 sites
🇳🇿 New Zealand279 sites
🇸🇪 Sweden271 sites
🇲🇽 Mexico260 sites
🇮🇷 Iran, Islamic Republic of253 sites
🇭🇺 Hungary252 sites
🇷🇴 Romania242 sites
🇩🇰 Denmark228 sites
🇿🇦 South Africa188 sites
🇳🇴 Norway180 sites
🇮🇱 Israel175 sites
🇮🇩 Indonesia168 sites
🇬🇷 Greece161 sites
🇮🇪 Ireland155 sites
🇸🇬 Singapore154 sites
🇨🇱 Chile153 sites
🇦🇷 Argentina148 sites
🇰🇷 Korea, Republic of141 sites
🇳🇬 Nigeria139 sites
🇸🇰 Slovakia135 sites
🇫🇮 Finland117 sites
🇦🇪 United Arab Emirates103 sites
🇺🇦 Ukraine103 sites
🇹🇼 Taiwan, Province of China99 sites
🇭🇰 Hong Kong90 sites
🇲🇾 Malaysia88 sites
🇪🇬 Egypt73 sites
🇨🇴 Colombia66 sites
🇱🇹 Lithuania63 sites
🇹🇭 Thailand62 sites
🇪🇪 Estonia55 sites
🇵🇪 Peru55 sites
🇵🇭 Philippines51 sites
🇷🇸 Serbia47 sites
🇸🇮 Slovenia46 sites
🇧🇾 Belarus44 sites
🇭🇷 Croatia44 sites
🇧🇬 Bulgaria41 sites
🇵🇰 Pakistan40 sites
🇱🇺 Luxembourg36 sites
🇱🇻 Latvia32 sites
🇸🇦 Saudi Arabia32 sites
🇮🇸 Iceland27 sites
🇪🇨 Ecuador27 sites
🇰🇿 Kazakhstan26 sites
🇹🇹 Trinidad and Tobago24 sites
🇧🇩 Bangladesh23 sites
🇰🇪 Kenya23 sites
🇱🇰 Sri Lanka22 sites
🇬🇭 Ghana20 sites
🇺🇾 Uruguay20 sites
🇲🇦 Morocco17 sites
🇨🇾 Cyprus15 sites
🇬🇪 Georgia15 sites
🇻🇪 Venezuela, Bolivarian Republic of15 sites
🇹🇳 Tunisia14 sites
🇨🇷 Costa Rica13 sites
🇵🇷 Puerto Rico12 sites
🇬🇹 Guatemala12 sites
🇲🇹 Malta11 sites
🇵🇦 Panama11 sites
🇧🇦 Bosnia and Herzegovina9 sites
🇸🇳 Senegal9 sites
🇦🇿 Azerbaijan8 sites
🇩🇴 Dominican Republic8 sites
🇩🇿 Algeria8 sites
🇲🇴 Macao8 sites
🇲🇳 Mongolia8 sites
🇳🇵 Nepal8 sites
🇺🇿 Uzbekistan8 sites
🇯🇴 Jordan7 sites
🇲🇩 Moldova, Republic of7 sites
🇰🇾 Cayman Islands7 sites
🇹🇿 Tanzania, United Republic of7 sites
🇲🇰 North Macedonia6 sites
🇺🇬 Uganda6 sites
🇵🇾 Paraguay6 sites
🇰🇼 Kuwait6 sites
🇲🇲 Myanmar5 sites
🇶🇦 Qatar5 sites
🇦🇬 Antigua and Barbuda5 sites
🇱🇮 Liechtenstein5 sites
🇨🇲 Cameroon5 sites
🇲🇨 Monaco4 sites
🇹🇬 Togo4 sites
🇧🇭 Bahrain4 sites
🇲🇸 Montserrat4 sites
🇭🇳 Honduras4 sites
🇧🇯 Benin4 sites
🇵🇸 Palestine, State of3 sites
🇲🇿 Mozambique3 sites
🇷🇪 Réunion3 sites
🇸🇴 Somalia3 sites
🇧🇴 Bolivia, Plurinational State of3 sites
🇧🇳 Brunei Darussalam3 sites
🇱🇧 Lebanon3 sites
🇸🇻 El Salvador3 sites
🇷🇼 Rwanda3 sites
🇯🇲 Jamaica3 sites
🇸🇲 San Marino3 sites
🇦🇸 American Samoa3 sites
🇳🇨 New Caledonia3 sites
🇿🇼 Zimbabwe3 sites
🇳🇮 Nicaragua3 sites
🇦🇩 Andorra2 sites
🇧🇼 Botswana2 sites
🇸🇱 Sierra Leone2 sites
🇵🇬 Papua New Guinea2 sites
🇲🇺 Mauritius2 sites
🇴🇲 Oman2 sites
🇨🇮 Côte d'Ivoire2 sites
🇹🇨 Turks and Caicos Islands2 sites
🇻🇨 Saint Vincent and the Grenadines2 sites
🇱🇨 Saint Lucia2 sites
🇨🇬 Congo2 sites
🇦🇱 Albania2 sites
🇨🇰 Cook Islands2 sites
🇰🇬 Kyrgyzstan2 sites
🇫🇴 Faroe Islands2 sites
🇪🇹 Ethiopia2 sites
🇧🇹 Bhutan2 sites
🇦🇽 Åland Islands2 sites
🇰🇭 Cambodia1 sites
🇱🇷 Liberia1 sites
🇧🇶 Bonaire, Sint Eustatius and Saba1 sites
🇱🇸 Lesotho1 sites
🇵🇲 Saint Pierre and Miquelon1 sites
🇳🇦 Namibia1 sites
🇵🇼 Palau1 sites
🇼🇸 Samoa1 sites
🇨🇫 Central African Republic1 sites
🇸🇩 Sudan1 sites
🇧🇸 Bahamas1 sites
🇲🇻 Maldives1 sites
🇯🇪 Jersey1 sites
🇮🇲 Isle of Man1 sites
🇽🇰 Kosovo1 sites
🇱🇦 Lao People's Democratic Republic1 sites
🇬🇸 South Georgia and the South Sandwich Islands1 sites
🇲🇶 Martinique1 sites
🇧🇮 Burundi1 sites
🇸🇷 Suriname1 sites
🇬🇮 Gibraltar1 sites
🇿🇲 Zambia1 sites
🇨🇼 Curaçao1 sites
🇦🇫 Afghanistan1 sites
🇨🇩 Congo, The Democratic Republic of the1 sites
🇬🇵 Guadeloupe1 sites
🇧🇧 Barbados1 sites
🇮🇶 Iraq1 sites
🇹🇲 Turkmenistan1 sites
🇦🇼 Aruba1 sites
🇻🇺 Vanuatu1 sites
🇬🇬 Guernsey1 sites
🇨🇺 Cuba1 sites
🇦🇲 Armenia0 sites
🇲🇼 Malawi0 sites
🇧🇱 Saint Barthélemy0 sites
🇺🇲 United States Minor Outlying Islands0 sites
🇫🇲 Micronesia, Federated States of0 sites
🇬🇾 Guyana0 sites

About CTT

CTT is a shipping carrier used by businesses to manage and deliver parcels to customers, with tools for tracking shipments.

Category
Shipping Carriers
Official websitewww.ctt.pt↗

Websites using CTT

showing 25 of 74,723
WebsiteCountryTrafficIndustry
claude.ai🇺🇸USTop 500Science
avito.ru🇷🇺RUTop 1KTechnology & Computing
geeksforgeeks.org🇮🇳INTop 5KEducation
bigcommerce.com🇺🇸USTop 5KSoftware Development
indystar.com🇺🇸USTop 10KEntertainment
yaleclimateconnections.org🇺🇸USTop 10KEntertainment
smartcompany.com.au🇦🇺AUTop 10KEntertainment
meteomedia.com🇨🇦CATop 10KMovies & TV
theweathernetwork.com🇨🇦CATop 10KTechnology & Computing
yiche.com🇨🇳CNTop 10KConsulting
fravega.com🇦🇷ARTop 10KShopping
falabella.com🇨🇱CLTop 10KShopping
odysee.com🇺🇸USTop 10KTechnology & Computing
webstaurantstore.com🇺🇸USTop 10KShopping
sciencenews.org🇺🇸USTop 10KPrint & Publishing
tvn24.pl🇵🇱PLTop 10K-
latam.com🇨🇱CLTop 50KTravel
bilan.ch🇨🇭CHTop 50KNews & Weather
nusports.com🇺🇸USTop 50KSports
dinheirovivo.pt🇵🇹PTTop 50KEntertainment
thelily.com🇺🇸USTop 50KNews & Weather
themandarin.com.au🇦🇺AUTop 50KEntertainment
mansionglobal.com🇺🇸USTop 50KReal Estate
printmag.com🇺🇸USTop 50KNews & Weather
crikey.com.au🇦🇺AUTop 50KEntertainment
Showing 25 of 74,723 websitesView detailed list →

Frequently asked

What is CTT?›
CTT stands for Classical Test Theory, a psychological measurement theory that provides a foundation for understanding how test scores relate to the actual attributes or abilities of test-takers.
How does CTT differ from Item Response Theory (IRT)?›
While CTT focuses on the overall test scores and assumes that all test items are of equal importance, IRT examines the properties of individual test items and their relationship to the overall ability of the test-taker.
What are the main components of CTT?›
The main components of CTT include observed scores, true scores, and measurement error. Observed scores are the actual scores obtained by test-takers, true scores represent their actual ability on the construct being measured, and measurement error refers to any discrepancy between observed scores and true scores.
Why is reliability important in CTT?›
Reliability is crucial in CTT because it indicates the consistency of a test's scores. High reliability indicates that measurement error is minimal, leading to a higher confidence that observed scores accurately represent true scores.
Can CTT be applied to different types of assessments?›
Yes, CTT can be applied to various types of assessments, including but not limited to educational testing, psychological measurement, and evaluation of employee performance. The primary requirement is that the assessment measures a specific, single construct or attribute.

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Deutsche Post1.21MsitesBpost436.7KsitesFedEx405.7KsitesHermes264.6KsitesDPD80.4KsitesFlexible Shipping52.1KsitesBol.com46.6KsitesColissimo43.6Ksites