ALTERA.COM.CN - Whois Information

Altera – FPGA、CPLD、ASIC和可编程逻辑 Altera是世界一流的FPGA、CPLD和ASIC半导体生产商，所提供的解决方案与传统DSP、ASSP和ASIC解决方案相比，缩短了产品面市时间，提高了性能和效能，降低了系统成本。 Altera.com.cn

To improve performance of WHOIS service and to prevent its excessive high-volume use by a single source, we implemented a randomly generated Access Code that must be entered before running a WHOIS request.

The Access Code in the box is provided in graphics format. It has letters which are generated randomly and the symbol images are distorted. The distorted symbols cannot be read by computer programs which are used for mass-collect email addresses and any customer information. Only humans can read the distorted symbols and pass the access code. The Access Code improves performance of our services. It prevents excessive high-volume use by a single source.

The services that require Access Codes are: