Explanation
What this error means
CE-118527-4 is documented as “there was a problem resolving the hostname.” The console reached the network but couldn’t translate a server’s name into an IP address — a DNS lookup failure. Your internet may otherwise work fine; it’s the name-resolution step that broke, and switching DNS usually fixes it.
Official reference: Sony support page for CE-118527-4
Diagnosis
Most likely causes
| Cause | How likely | Fixable at home? |
|---|---|---|
| ISP DNS resolver slow, stale, or down | Very likely | Yes — change DNS |
| Router DNS cache needs clearing | Likely | Yes — power-cycle router |
| Incorrect manual DNS settings | Possible | Yes — correct or automate |
| Temporary PSN/CDN name issue | Possible | No — retry later |
Repair
How to fix it
Ordered easiest-first. Try the next step only if the error comes back.
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Set a public DNS
Settings > Network > Settings > Set Up Internet Connection > Advanced/Custom, and set DNS manually to Cloudflare 1.1.1.1 / 1.0.0.1 or Google 8.8.8.8 / 8.8.4.4. Leave other values automatic.
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Power-cycle the router
Unplug the router for a few minutes to clear its DNS cache, then reconnect and retest.
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Test the connection
Settings > Network > Connection Status > Test Internet Connection to confirm name resolution now succeeds.
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Restart the PS5
A restart clears the console’s own cached lookups that may be holding a stale failure.
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Revert bad manual settings
If you previously hand-entered DNS, set it back to automatic (or to a known-good public resolver) — a typo here causes exactly this error.
Escalation
When it's not your fault
Signs the problem is on Sony's side — or in the hardware — rather than anything you can change:
- Other devices on the same network also struggle to load sites until DNS settles.
- It coincides with a known ISP DNS outage in your area.
- PlayStation status shows connectivity issues at the same time.
Questions
FAQ
What is a hostname-resolution error?
Your console finds servers by name (like a phonebook lookup). If the DNS resolver fails, the name can’t be turned into an address — even though your connection works. A public DNS bypasses the weak link.
Which DNS should I use?
Cloudflare (1.1.1.1) and Google (8.8.8.8) are fast, free, and reliable. Either resolves this for most people.
Is this different from a normal connection error?
Yes — the network is reachable; only name resolution failed. That’s why DNS changes fix it where router resets alone might not.