How to do domain name hijacking recovery? Summary of common problems and solutions

For enterprises and webmasters that rely on domain names for business, domain name hijacking is a highly destructive emergency, which will not only cause users to be unable to access the site normally, but also may cause serious problems such as brand reputation damage and user data leakage. Many people are often at a loss when encountering such problems, and do not know where to start to solve them. This article will focus on the whole process of domain name hijacking recovery, from problem identification, emergency treatment to follow-up prevention, to sort out clear solutions and practical methods for everyone, to help you deal with the domain name hijacking crisis efficiently.

How to confirm the need for domain name hijacking recovery?

not all site access abnormalities are caused by domain name hijacking, accurate determination of the type of problem is the premise of domain name hijacking recovery, to avoid misjudgment to do useless work.

1, access to abnormal content

when entering a normal domain name, jump to an unfamiliar page, display advertising content unrelated to the site, or when a phishing page appears, there is a high probability of encountering domain name hijacking. At this time, the domain name hijacking recovery process needs to be started immediately. At the same time, it can pass different network environment tests, such as switching mobile phone traffic and WiFi. If there is an abnormality under only one network, it may be that the local DNS is hijacked.

2, DNS resolution exception

check whether the domain name resolution record has been tampered with through DNS query tools, such as webmaster tools, DNS query network, etc. If the Internet Protocol Address originally pointing to the server is replaced with an unfamiliar IP, or an unknown resolution record is added, it can be confirmed that the domain name has been hijacked, and the domain name hijacking recovery work needs to be promoted immediately.

2. Core operation steps of domain name hijacking recovery?

confirm that the domain name is hijacked, it is necessary to carry out the domain name hijacking recovery operation according to the priority, quickly stop the loss and restore the normal access of the site.

1, lock domain name management authority

first log in to the domain name registrar background, check whether the account has abnormal login records, if you find strange IP login traces, you need to immediately modify the account password, open the secondary verification function, such as SMS verification, Google verification, etc., to ensure that the domain name management authority is firmly in their hands, which is the basic guarantee of domain name hijacking recovery.

2, fix DNS resolution record

the DNS management page in the background of the domain name registrar, delete all abnormal resolution records, and restore to the original correct server Internet Protocol Address and resolution configuration. If you use a third-party DNS service provider, log in to its background synchronously for the same operation, and wait for the DNS to take effect globally after completion. Generally, the effective time ranges from 1-24 hours. This step is the core link of domain name hijacking recovery.

3, contact service providers to assist in handling

if it is still unable to recover after self-operation, or find that the domain name registration information has been tampered with, it is necessary to immediately contact the customer service of the domain name registrar to provide proof of domain name ownership, such as the registrant's ID card, business license, etc., and request official assistance to carry out domain name hijacking recovery.

How to prevent secondary hijacking after domain name hijacking recovery?

complete the recovery of domain name hijacking, if you do not do a good job of follow-up protection, it is likely to be hijacked again, so it is essential to establish a long-term protection mechanism.

1, strengthen account security protection

regularly change the password of the domain name management account, avoid using the same password as other platforms, and turn on all available security verification functions, such as login SMS reminders, remote login interception, etc. In addition, limit the login IP range of the domain name management background, only allow fixed Internet Protocol Address access, reduce the risk of illegal intrusion from the source, and consolidate the results of domain name hijacking recovery.

2, use highly reliable DNS service providers

try to choose well-known third-party DNS service providers in China, such as Alibaba Cloud DNS, Tencent Cloud DNS, etc. These service providers have a more complete security protection system, which can effectively resist DNS hijacking attacks. At the same time, the DNSSEC domain name security extension function can be turned on to digitally sign DNS resolution records to prevent resolution records from being tampered with, adding security after domain name hijacking recovery.

common misunderstandings of domain name hijacking recovery?

in the process of domain name hijacking recovery, many people will cause problems to expand or delay recovery due to improper operation, and these common misunderstandings need to be avoided in advance.

1, ignore account authority verification

many people only correct the DNS resolution records when the domain name hijacking is restored, but do not check the security of the domain name management account. If the account has been controlled by the attacker, even if the resolution records are temporarily restored, the attacker can still tamper with it again, resulting in repeated domain name hijacking, which cannot completely solve the problem.

2, direct operation without retaining evidence

some users immediately after being hijacked to carry out domain name hijacking recovery operation, but did not retain evidence in advance. If the follow-up needs to be held accountable or apply to the service provider for assistance, there is no abnormal analysis record screenshots, access to abnormal page screenshots and other evidence, will increase the difficulty of communication and processing, and even unable to protect their legitimate rights and interests.

To sum up, domain name hijacking recovery is a complete process from judgment to processing to prevention. Accurate confirmation of problem types is the foundation. Priority-based operations such as permission locking and resolution correction are the core. Follow-up protective measures can avoid secondary hijacking. As long as you master the correct operation methods and avoid common misunderstandings, you can efficiently complete domain name hijacking recovery and minimize the business loss caused by domain name hijacking.