111.90.150.2p4 is one of those things that makes you pause when you see it. Maybe it showed up in your website logs. Maybe your firewall flagged it. Or maybe you Googled it after noticing unusual activity and thought, “What is this, and should I be concerned?”
I’ve been there. The first time I noticed a strange IP-like string in my logs, I went down a rabbit hole of half-explanations and alarmist articles. Some made it sound dangerous. Others didn’t explain much at all. That’s why I want to break this down clearly, without panic, and without tech jargon you don’t need.
This guide explains what 111.90.150.2p4 likely refers to, why people search for it, what risks (if any) it poses, and what you should actually do next.
Table of Contents
At first glance, 111.90.150.2p4 looks like an IP address — but with an unusual ending.
A standard IPv4 address looks like this:
The added “p4” at the end is not part of the standard IP format. That’s an important detail.
From experience and from analyzing similar cases, strings like 111.90.150.2p4 are typically:
In other words, it’s usually not a “special” IP, but a normal address combined with extra metadata.
Most people encounter 111.90.150.2p4 in one of these situations:
If you run a website, server, or app, you may see this format in:
Some systems append extra characters to track:
Firewalls sometimes log traffic in a slightly modified format to help categorize activity. The “p4” could be tied to:
Content delivery networks and hosting providers sometimes rewrite or tag IPs internally. What you see is not always the raw address.
This is the big question — and the honest answer is:
👉 The address itself is not automatically dangerous.
An IP (or IP-like string) is not good or bad on its own. What matters is behavior.
If 111.90.150.2p4 appears alongside suspicious behavior, then it’s worth investigating further.
When I see something unfamiliar, I don’t jump to conclusions. I follow a simple process:
I focus on the base IP:
That’s the actual address.
I look at:
Most “scary-looking” IPs turn out to be harmless bots or crawlers.
I check:
If it’s harmless, I do nothing.
If it’s suspicious, I:
Let’s clear up a few things that cause unnecessary panic.
Not true. Most traffic on the internet is automated and harmless.
Also not true. It’s usually just a logging format.
Blocking without context can break legitimate services or bots like search engines.
Here’s the practical advice I give people:
A lot of content online about IP addresses is written to:
That approach doesn’t age well — and it doesn’t help people make good decisions.
Google increasingly favors content that:
That’s why educational, grounded explanations tend to rank better long-term.
(For SEO and structure)
Seeing 111.90.150.2p4 can be confusing — but it’s rarely something to panic about. In most cases, it’s simply a normal IP address shown in a specific logging format.
The smartest approach is always the same:
The internet is noisy. Not everything unfamiliar is dangerous. And understanding what you’re seeing puts you one step ahead.
If you’ve made it this far, you already know more about 111.90.150.2p4 than most people who search for it — and that’s exactly the point of content that actually helps. 111.90.150.2p4
111.90.150.2p4 appears to be a non-standard IP string often seen in server logs, security tools, or monitoring systems. The core IP is 111.90.150.2, while the extra “p4” is usually a logging or routing identifier, not part of a real IPv4 address.
Not exactly. A valid IPv4 address ends at the fourth number (for example, 111.90.150.2).
The “p4” is typically added by software, firewalls, or analytics tools for internal tracking purposes.
By itself, no. An IP address is not dangerous on its own.
Risk depends on behavior, such as repeated failed login attempts, spam requests, or abnormal traffic patterns. Without suspicious activity, this IP string is usually harmless.
You may see it due to:
It’s often informational rather than a threat.
Blocking should only be done if:
Blocking without evidence can disrupt legitimate traffic.
You can:
Only if it is associated with confirmed malicious actions.
Most IPs seen in logs are automated bots, crawlers, or normal internet traffic.
The safest approach is:
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