Domain name resolution method, device and system, and storage medium
Embodiments of the present disclosure disclose a domain name resolution method, apparatus, and system, and a storage medium. The method includes: receiving a domain name resolution request sent by a network device, the domain name resolution request carrying a first target domain name that needs to be resolved; using the first target domain name as an initial value of a second target domain name; resolving the second target domain name, to obtain a corresponding resolution result; determining whether the resolution result is corresponds to a network address of a preset type; and repeating the aforementioned operations using the resolution result as the second target domain name until a resolution result corresponding to the network address of the preset type is obtained; and after obtaining the resolution result corresponding to the network address of the preset type, returning the resolution result to the network device.
1. A domain name resolution method performed at a server having one or more processors and memory storing a plurality of programs to be executed by the one or more processors, the method comprising:
receiving a domain name resolution request sent by a network device, the domain name resolution request carrying a first target domain name that needs to be resolved;
using the first target domain name as an initial value of a second target domain name;
resolving the second target domain name, to obtain a corresponding resolution result;
determining whether the resolution result corresponds to a network address of a preset type; and
repeating the aforementioned operations using the resolution result as the second target domain name until a resolution result corresponding to the network address of the preset type is obtained; and
after obtaining the resolution result corresponding to the network address of the preset type, returning the resolution result to the network device.
2. The method according to claim 1 , wherein the operation of resolving the second target domain name, to obtain a corresponding resolution result comprises:
searching for configuration information of the second target domain name; and
determining, according to the configuration information, an address to which the second target domain name points, to obtain the corresponding resolution result.
3. The method according to claim 2 , further comprising:
after searching for configuration information of the second target domain name:
determining, when a record type of the configuration information is a canonical name (CNAME) record, whether accelerated resolution needs to be performed on the second target domain name;
if yes, performing the step of determining whether the resolution result corresponds to the network address of the preset type; and
if not, sending the resolution result to the network device.
4. The method according to claim 2 , further comprising:
after searching for configuration information of the second target domain name:
sending the resolution result to the network device when a record type of the configuration information is an A record.
5. The method according to claim 1 , further comprising:
before using the resolution result as the second target domain name:
determining whether configuration information of the resolution result exists;
if yes, performing the step of using the resolution result as the second target domain name; and
if not, sending the resolution result to the network device.
6. The method according to claim 1 , wherein the determining whether the resolution result is a network address of a preset type comprises:
determining whether the resolution result is an Internet Protocol (IP) address.
7. A server for domain name resolution, comprising one or more processors, memory coupled to the one or more processors, and a plurality of computer-readable instructions that, when executed by the one or more processors, cause the server to perform the following operations:
receiving a domain name resolution request sent by a network device, the domain name resolution request carrying a first target domain name that needs to be resolved;
using the first target domain name as an initial value of a second target domain name;
resolving the second target domain name, to obtain a corresponding resolution result;
determining whether the resolution result corresponds to a network address of a preset type; and
repeating the aforementioned operations using the resolution result as the second target domain name until a resolution result corresponding to the network address of the preset type is obtained; and
after obtaining the resolution result corresponding to the network address of the preset type, returning the resolution result to the network device.
8. The server according to claim 7 , wherein the operation of resolving the second target domain name, to obtain a corresponding resolution result comprises:
searching for configuration information of the second target domain name; and
determining, according to the configuration information, an address to which the second target domain name points, to obtain the corresponding resolution result.
9. The server according to claim 8 , wherein the operations further comprise:
after searching for configuration information of the second target domain name:
determining, when a record type of the configuration information is a canonical name (CNAME) record, whether accelerated resolution needs to be performed on the second target domain name;
if yes, performing the step of determining whether the resolution result corresponds to the network address of the preset type; and
if not, sending the resolution result to the network device.
10. The server according to claim 8 , wherein the operations further comprise:
after searching for configuration information of the second target domain name:
sending the resolution result to the network device when a record type of the configuration information is an A record.
11. The server according to claim 7 , wherein the operations further comprise:
before using the resolution result as the second target domain name:
determining whether configuration information of the resolution result exists;
if yes, performing the step of using the resolution result as the second target domain name; and
if not, sending the resolution result to the network device.
12. The server according to claim 7 , wherein the operation of determining whether the resolution result is a network address of a preset type comprises:
determining whether the resolution result is an Internet Protocol (IP) address.
13. A non-transitory computer readable storage medium storing a plurality of instructions in connection with a server having one or more processors, wherein the plurality of instructions, when executed by the one or more processors, cause the server to perform a plurality of operations including:
receiving a domain name resolution request sent by a network device, the domain name resolution request carrying a first target domain name that needs to be resolved;
using the first target domain name as an initial value of a second target domain name;
resolving the second target domain name, to obtain a corresponding resolution result;
determining whether the resolution result corresponds to a network address of a preset type; and
repeating the aforementioned operations using the resolution result as the second target domain name until a resolution result corresponding to the network address of the preset type is obtained; and
after obtaining the resolution result corresponding to the network address of the preset type, returning the resolution result to the network device.
14. The non-transitory computer readable storage medium according to claim 13 , wherein the operation of resolving the second target domain name, to obtain a corresponding resolution result comprises:
searching for configuration information of the second target domain name; and
determining, according to the configuration information, an address to which the second target domain name points, to obtain the corresponding resolution result.
15. The non-transitory computer readable storage medium according to claim 14 , wherein the operations further comprise:
after searching for configuration information of the second target domain name:
determining, when a record type of the configuration information is a canonical name (CNAME) record, whether accelerated resolution needs to be performed on the second target domain name;
if yes, performing the step of determining whether the resolution result corresponds to the network address of the preset type; and
if not, sending the resolution result to the network device.
16. The non-transitory computer readable storage medium according to claim 14 , wherein the operations further comprise:
after searching for configuration information of the second target domain name:
sending the resolution result to the network device when a record type of the configuration information is an A record.
17. The non-transitory computer readable storage medium according to claim 13 , wherein the operations further comprise:
before using the resolution result as the second target domain name:
determining whether configuration information of the resolution result exists;
if yes, performing the step of using the resolution result as the second target domain name; and
if not, sending the resolution result to the network device.
18. The non-transitory computer readable storage medium according to claim 13 , wherein the operation of determining whether the resolution result is a network address of a preset type comprises:
determining whether the resolution result is an Internet Protocol (IP) address.