is it possible to use CNAME (alias) for <host:port>
With DNS CNAME you can only point from one hostname to another. Port numbers are a totally different piece of cake. There are several problems with the described situation: if you set the CNAME in your DNS you probably have to modify your webserver as well to handle the new hostname because HTTP protocol works like this
How to redirect DNS to different ports - Stack Overflow
Class: standard DNS class field (this is always IN). Priority: the priority of the target host, lower value means more preferred. Weight: A relative weight for records with the same priority. Port: the TCP or UDP port on which the service is to be found. Target: the canonical hostname of the machine providing the service, ending in a dot. Example:
url - How to find Port number of IP address? - Stack Overflow
2011年9月30日 · Those ones usually show with https and their port number is unknown and decided by their admin. If you choose to runn a port scanner trying every number nn from say 10000 to 30000 in https://something.somewhere.com:nn Then your isp or their antivirus will probably notice and disconnect you.
Creating a DNS record with the port number - Stack Overflow
2019年1月6日 · I enabled port forwarding to port 8080 using the virtual server option ("The Virtual Server option allows you to define a single public port on your router for redirection to an internal LAN IP Address and Private LAN port if required.") so my website can be accessed by typing our router's IP address and then the public port redirecting to my ...
Using port number in Windows host file - Stack Overflow
2011年12月28日 · Unfortunately there are cases where putting the port in the browser isn't enough. In my case, part of my site's code is generated somewhere else and all the links don't include the port number. The completed site will be fine since it will run on port 80, but until then I want the links to work at port 8080. –
dns - Can I configure a subdomain to point to a specific port on …
If you only got one IP on the server, there is no chance to do that. DNS is a simple name to number (IP) resolver. If you have two IPs on the server, you can point each subdomain to each of the IP-addresses and run both servers on the default port on each IP. one.example.com-> 127.0.0.1 (server: 127.0.0.1:25565)
create a domain name pointing to an IP of port different than 80
2014年9月22日 · Domain names don't refer to specific ports. They just refer to IP addresses. The client can look up a hostname to get the IP address which the client should connect to, but the client has to figure out the port without the help of DNS. Port 80 is just the default port for HTTP service. You can certainly run a web server on port 8088 if you like.
How does DNS Resolution work for protocols and ports?
2022年3月5日 · Port numbers are not resolved by DNS, only hostnames are. The whole purpose of DNS is to resovle a hostname to an IP address , that's all. However, some APIs allow human-readable aliases to be used in place of well-known port numbers, for example http for 80, https for 443, ftp for 21, etc, so those would have to be resolved as well (but not by ...
What is the dns port number and dhcp port number? - Answers
2023年10月3日 · What is the default port number DNS? DNS uses port 53. DNS queries are generally performed via UDP, and zone transfers are normally done via TCP.
Hiding the port when connecting to a website through dns
2016年5月1日 · Actually, this port is specified by client not server. In other words,server only listening on the specified port and waiting for connections from any client. Why clients need to specify the port? Cause our server isn't listening on defaut port which always is 80 with HTTP protocol (443 with https).