Popular IP Addresses
Explore the geolocation and network data for some of the internet's most commonly searched and well-known IP addresses, including major DNS providers, CDNs, and tech giants.
Public DNS Servers
Tech Giants
Why Are These IP Addresses So Popular?
The internet contains over 4 billion IPv4 addresses, but a very small fraction of them handle a massive percentage of global web traffic. These "popular IPs" generally belong to infrastructure providers that serve as the backbone of the internet. When you trace these IPs, you are usually looking at data centres and routing equipment rather than individual personal computers.
People frequently look up these IP addresses for network troubleshooting, firewall configuration, security auditing, or simply out of curiosity when examining their network traffic logs. Understanding who owns these IPs can help you differentiate between legitimate background internet noise and potential security threats.
The Three Types of Infrastructure IPs
Public DNS Resolvers
IPs like 8.8.8.8 (Google) and 1.1.1.1 (Cloudflare) act as the internet's phonebook. Millions of devices are manually configured to send all their DNS queries to these specific IP addresses because they offer faster response times, better privacy, or malware filtering compared to default ISP servers.
Content Delivery Networks
IPs owned by Cloudflare, Fastly, and Akamai serve cached versions of websites. When you visit a site, you often aren't connecting to the site's actual server; you are connecting to a CDN edge node located physically near you. This reduces latency and protects the origin server from DDoS attacks.
Hyperscale Cloud Providers
IPs owned by Amazon Web Services (AWS), Microsoft Azure, and Google Cloud host a vast majority of the internet's applications. If you see a connection to an AWS IP address in your firewall logs, it could be a legitimate app updating itself, or a server hosted in the cloud.
Check Any IP Address
Notice an unfamiliar IP address in your router logs? Use our free IP lookup tool to trace its physical location, identify the ISP that owns it, and determine if it belongs to a legitimate tech company or a residential broadband connection.
Frequently Asked Questions
Why is Google's IP address 8.8.8.8?
Google specifically acquired the 8.8.8.8 IPv4 address because it is extremely easy for humans to remember. They launched Google Public DNS in 2009 to provide a faster, more secure alternative to ISP DNS servers. The memorable address was a strategic choice to drive adoption - and it worked. Today it handles over a trillion queries per day.
Are these IPs safe to connect to?
The IP addresses listed on this page belong to some of the largest and most reputable technology companies in the world. However, if you see connections to cloud provider IPs (like AWS or Azure) in your firewall logs, remember that anyone can rent a server there. While the IP block is owned by Amazon, the actual server might be controlled by any third party.
Will the location of these IPs always be accurate?
Not always. Companies like Cloudflare and Google use Anycast routing. Anycast allows the exact same IP address (like 1.1.1.1) to be hosted in hundreds of data centres globally. When you ping 1.1.1.1, BGP routing directs you to the nearest data centre, even though our IP Lookup tool might display the company's headquarters.
What is Anycast vs Unicast?
Unicast is the traditional 1-to-1 model: one IP address maps to one physical server. Anycast is a 1-to-many model: one IP address is advertised by multiple servers across the globe, and BGP routing automatically directs each user to the closest one. DNS resolvers (like 8.8.8.8) and CDNs rely heavily on Anycast to reduce latency.
How do I configure my router to use these DNS servers?
Log into your router's admin panel (usually at 192.168.1.1 or 192.168.0.1) and find the DNS settings. Replace the ISP-provided DNS addresses with your preferred public DNS - for example, set Primary to 1.1.1.1 and Secondary to 1.0.0.1 for Cloudflare DNS. All devices on your network will automatically start using the new resolver.
Understanding Cloud Provider IP Ranges
AWS, Azure, and Google Cloud each publish their IP address ranges publicly. These ranges contain millions of IP addresses used by cloud-hosted applications, APIs, and services. When you see an unfamiliar IP in your server logs, checking whether it falls within a known cloud provider range is one of the first steps in investigating its origin.
For example, AWS publishes their full list at ip-ranges.amazonaws.com. If you trace an IP like 52.94.236.248 using our tool, you will see it belongs to Amazon. But this only tells you the infrastructure owner - the actual application running on that IP could be anything from a legitimate SaaS product to a bot.
You can use our DNS Lookup tool to check which domains point to these cloud IPs, and our Subnet Calculator to understand the size and boundaries of the IP blocks they own.