Small Whale · Reading worksheet
List of Internet top-level domains
High school (ages 12+)
Science & Technology
Name:
Date:
Step 1 · Read the article
Open the article and read it at the level above. Then answer the questions below in your own words.
https://smallwhale.org/articles/list-of-internet-top-level-domains
Step 2 · Questions
1. What is the number of active tlds (as of march 31, 2025)?
2. What is the total tlds in IANA root zone database (as of march 2021)?
Step 3 · Words to know
Write what each word means, using the article.
Domain Name System (DNS)
Root Zone Database
Generic Top-Level Domain (gTLD)
Country Code Top-Level Domain (ccTLD)
Step 4 · Two facts in your own words
Do not copy the article. Write two things you learned, the way you would explain them to a friend.
1.
2.