There’s been a growing number of players who report to us about the PS4 DNS error NW-31253-4 recently. If you’re one of them and you need help to fix it, this guide might be of help.
What is PS4 error code NW-31253-4?
NW-31253-4 is one of the annoying DNS errors that you can get on your PS4. it’s mainly due to a failed DNS server but at other times, it can also show up when there’s an issue with your home network internet connection, or when there’s an on-going server issue.
When NW-31253-4 shows up, it means that your PlayStation 4 console has an internet connection problem and will be unable to access the PlayStation Network or play online multiplayer.
Causes of PS4 DNS error NW-31253-4
There are a number of possible reasons for NW-31253-4 error. Let’s talk a look at each of them below.
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Error NW-31253-4 may occur if your PS4 is unable to establish a solid connection to the servers due to a fault in your home router. Routers may stop working properly when left to run for a long time. An unresponsive router can lead to all sorts of issues so be sure that you reboot your network equipment regularly every few days.
Slow internet connection.
Just like a router issue, having a slow connection while using your PS4 to browse the PlayStation Store, play online multiplayer, or check other PSN services may lead to errors.
ISP-provided DNS server is down.
By default, your devices at home will use the ISP-provided DNS settings. At times, DNS servers may encounter problems and your ISP’s DNS are not exempt.
If you also have trouble pulling up websites on your other devices at home, it’s likely caused by a DNS server problem of your Internet Service Provider.
Router firewall settings.
Error NW-31253-4 may also come up if your router is blocking certain ports needed by your PS4 to establish a connection to the PlayStation Network or to the internet.
PSN server issues.
This PS4 DNS error may also be a product of problems coming from the PlayStation Network itself. PSN servers may sometimes go offline due to outage, maintenance, or high traffic.
How to fix PS4 NW-31253-4 error?
Fixing PS4 DNS error NW-31253-4 is typically simple and easy. Below are the solutions that you must do if you experience it.
Fix #1: Check for PSN server issues.
Before doing any troubleshooting on your PS4 or home network, the first thing that you want to do is to ensure that there’s no current outage or any server issues. Doing so can save you time and effort as some DNS issues such as NW-31253-4 error message are the direct result of a PSN server problem.
Fix #2: Power cycle the router.
If the PSN servers are clear at the moment, your next move is to ensure that you refresh the router. Sometimes, this simple solution is enough to get rid of minor bugs in a network. All you have to do is to turn the router off and leave it unplugged from the power source for at least 30 seconds.
Fix #3: Run a speed test.
To check if error NW-31253-4 is caused by slow connection issue, you can perform a speed test on your console. The process is the same as performing a speed test on your computer or mobile device. The process is basically letting your PlayStation 4 to test internet connection and displays important network details such as your IP address, internet connection status, PSN sign-in status, NAT type, download and upload speeds.
Fix #4: Use a different DNS server.
If you are still getting the PS4 DNS error NW-31253-4 at this stage, your next step is to try using a different set of DNS settings. To do that, you must go into your PS4 Network Settings and change the DNS settings by providing different DNS servers.
Fix #5: Ensure that PlayStation ports are open.
Certain ports are needed by your PlayStation 4 in order to connect to the internet and to the PSN. If some or all of these necessary ports are blocked, you may get a network error such as the DNS error NW-31253-4.
The following ports must be opened in your router firewall settings:
- TCP: 80, 443, 3478, 3479, 3480
- UDP: 3478, 3479
The process of enabling ports in your router is called port forwarding. If you have no idea how to do it, we suggest that you get help from the router manufacturer, or contact your Internet Service Provider (if the router is from them).
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