Public Dns

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Easily respond to double 11 zero DNS traffic peaks

In the double eleven zero peak scenario, the traffic of recursive DNS is many times as usual. The increase in authoritative DNS traffic is not as obvious as recursive DNS. Because in the double eleven, the large number of requests is a duplicate domain name.

Expert advice: 10 Ways to protect the DNS server

DNS software is the target of hackers ' passion for attack, which can bring security problems. Here are some of the most effective ways to protect http://www.aliyun.com/zixun/aggregation/33842.html ">dns servers." 1. Using a DNS forwarder DNS forwarder is a DNS server that completes DNS queries for other DNS servers. The primary purpose of using DNS forwarders is to mitigate the pressure of DNS processing by transferring query requests from DNS servers to forwarders, from DN ...

Several effective ways to protect DNS servers

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest Cloud host technology lobby DNS software is the target of hackers keen to attack, it may bring security problems, in the network security protection, DNS security is particularly important. This paper lists four effective methods to protect DNS servers with relevant data and experience over the years.   For the reader's reference. 1. Use DNS forwarder ...

DNS is like a phone book or address Book

The threat of information security is quite extensive, hacking, server or employee computer malware infection, confidential data theft is only a few of the common ways, however, the current enterprise it in day-to-day operations, the more fear but also can often face the threat is distributed service blocking attacks (DDoS), Because once your external network, application server suffers from such attacks, it will not function properly. It is recommended that the webmaster use the DNS service provided by domestic professional services, such as Dnsdun, to ensure the stability of the site analysis. DDoS attacks are not these ...

Vulnerable DNS, already locked into a major network attack target

Summary: The threat of information security is quite extensive, hacking, server or employee computer malware infection, confidential data stolen, but only a few common ways, however, the current enterprise it in day-to-day operations, more fear but also may be the threat of information security on the face of a wide range of hackers, Server or employee computers are infected with malware, confidential data is stolen, but only a few of the common way, however, the current enterprise it in day-to-day operations, the more fear but also can often face the threat is distributed service blocking attacks (DDoS), because ...

Hotspots: Security issues can push DNS clouds services

VeriSign, Afilias, and other vendors are working on cloud-based DNS (domain name server) services. With the addition of digital signature and public key encryption, the security of Internet domain Name system will be improved. But is the deployment of the domain Name System Security Extension Protocol (DNSSEC) prompting more companies to outsource their DNS operations? This is an opportunity for service providers, including VeriSign and Afilias, to launch new management DNS and related security services in the coming weeks. ...

Emergency bulletin on the risk of serious security vulnerabilities in DNS systems

Intermediary transaction SEO diagnosis Taobao guest owners buy Cloud host technology Hall National Computer Network Emergency Technology Processing Coordination Center on the risk of serious security vulnerabilities in DNS system Emergency Bulletin: Security Bulletin: cn-va08-05 Release date: July 24, 2008 Vulnerability Type: Fraud Vulnerability Assessment: Important Security level: Level Three exposure: Public vulnerability Description: 20 ...

Ubuntu DNS Resolution

Resource records are DNS database records that are used to reply to DNS client requests, each http://www.aliyun.com/zixun/aggregation/33842.html "> The DNS server contains all the resource records for the DNS namespace that it manages. A resource record contains information about a specific host, such as the IP address, the type of service provided, and so on. The following detailed explanation in the Ubuntu system DNS commonly used command operation: DNS resolution ROOT@UB ...

Business China DNS server failure a large number of Web sites cannot be accessed

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest stationmaster group buy Cloud host technology Hall China IDC Circle July 3 Report: July 2 around 13:00,   China's IDC Circle received a netizen to reflect that business China (www.bizcn.com) DNS server problems, resulting in a large number of use of Business Chinese DNS service domain name can not be accessed. Announcement content: ...

Internet domain Name System (DNS) security reached critical milestone

NET net translation http://www.aliyun.com/zixun/aggregation/17197.html "> Beijing time June 18 News, the dream of tightening security screws for Internet domain Name System in Wednesday again to the reality of a step, this day,   Internet policymakers held a simple and solemn ceremony in North Virginia State to generate and store the first key that will be used for Internet root domain security. This time the key publishing ceremony is the Internet root domain DNS security extension (DN ...

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