IPv4 vs IPv6: What’s the Difference?
•5 min read
Introduction
IPv4 and IPv6 are two versions of IP addresses used on the internet.
IPv4
- 32-bit address
- Example: 192.168.1.1
- Limited number of addresses
IPv6
- 128-bit address
- Example: 2001:db8::1
- Almost unlimited addresses
Key Differences
| Feature | IPv4 | IPv6 |
|---|---|---|
| Length | 32-bit | 128-bit |
| Format | Decimal | Hexadecimal |
| Availability | Limited | Unlimited |
Which One Should You Use?
Most modern networks support IPv6, but IPv4 is still widely used.
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Conclusion
IPv6 is the future, but IPv4 is still dominant.
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