1. Meaning If a service has multiple domain entry points and accessing it through any of them yields the same content, those domains are called peer domains. For example, through peer domains you can provide three identical file or API services. https://server.chenshaowen.com/static/index.html https://server-peer-a.chenshaowen.com/static/index.html https://server-peer-b.chenshaowen.com/static/index.html 2. Uses 2.1 Raising the Browser Concurrency Limit Browsers usually cap the maximum number of concurrent requests to a single domain at no more than 6 per second.

1. About DNS 1.1 What the DNS Service Is For DNS provides a mapping service from domain names to IPs. For example, you type https://www.chenshaowen.com into a browser to open a page, but the data link communicates over IP and cannot recognize www.chenshaowen.com. This is where a DNS lookup comes in: the input is www.

Provider Domain Google App Engine appspot.com second-level domain Sina App Engine sinaapp.com second-level domain Baidu App Engine duapp.com second-level domain Heroku herokuapp.com second-level domain AWS Elastic Beanstalk elasticbeanstalk.com second-level domain OpenShift rhcloud.com second-level domain DaoCloud daocloud.io second-level domain TenxCloud tenxapp.com second-level domain Alauda myalauda.cn second-level domain

Today’s enterprises run many lines of business and often need a large number of domains to support their growth. This article looks at four aspects — choosing enterprise domains, domains and brand building, site SEO, and site security — and asks how an enterprise should plan and build its own domain system.

1. The Past and Present of ICANN ICANN, The International Corporation for Assigned Names and Numbers, was founded in 1998 and is responsible for allocating Internet resources such as domain names and IP addresses. ICANN’s predecessor was IANA (Internet Assigned number Authority), which for a long time was funded directly by the U.