IP2Location
IP Address Ranges by Country
IP2Location provides a breakdown list of all IP address ranges by 249 countries according to ISO 3166 standard.
FlackBox
Subnetting on the 3rd and 4th Octet - examples - FlackBox
March 28, 2023 - In this CCNA tutorial I work through a couple of subnetting examples. One where we're subnetting on the 3rd octet, and one on the 4th octet.
Mypurecloud
Cloud media services CIDR IP address range - Genesys Cloud Resource Center
October 7, 2024 - Genesys Cloud’s cloud media services CIDR block provides you with a small... [More]
Azure Speed Test
Azure IP Ranges - AzureCloud
Test latency from your location to Azure datacenters worldwide. Measure the latency to various Azure regions and find the closest Azure datacenters.
Auvik
Special IP Address Ranges and When to Use Them | Auvik
October 24, 2024 - There are special IP address ranges that have specific purposes. Kevin Dooley explains what they are & the purpose they serve.
Netgate
Understanding CIDR Subnet Mask Notation | pfSense Documentation
August 19, 2022 - pfSense® software uses CIDR (Classless Inter-Domain Routing) notation rather than the common subnet mask 255.x.x.x when configuring addresses and networks. Refer to the CIDR Subnet Table to find the CIDR equivalent of a decimal subnet mask · Number of /24 networks
Worldpopulationreview
IP Address by Country 2025
Every computer or other internet-enabled device (smart TV, cell phone, web server, etc.) on a network must have a unique identifier. Most devices and networks communicate using the TCP/IP protocol, in which each device is identified via a numerical label known as an Internet Protocol address, ...
DNS Checker
Subnet Calculator - CIDR IP Address Calculator
IP Subnet Calculator performs both IPv4 and IPv6 subnet calculations for given network address, subnet mask, maximum hosts per subnet, prefix length.
Auvik
Subnetting: What It Is and How It Works | Auvik
October 23, 2024 - Here's your handy guide to subnetting from Auvik Networks. Learn about both mask and CIDR notation and how to calculate for both.
Stamford-avk
AGN 066 – Alternator IP Protection
Discover genuine STAMFORD® alternators: Wire-wound technology with an output of extending from 7.5-5,000kVA. Ideal for marine, oil & gas, UPS, telecoms, CHP, construction, and more · AvK® alternators, up to 11,200kVA, are engineered for the toughest applications in oil, gas, mining, and ...
Hasarin
IP list generator
IP List Generator. Generate IPv4 list from given IP range or CIDR.
Cisco
/23 Default Gateway? - Cisco Community
March 5, 2019 - Hi Guys Hoping for a little advice around where a default gateway can be within a /23 subnet. I Currently I have a site with a /24 shown below Current Range - Site 11 IP Range - 10.1.11.X Mask - 255.255.255.0 DG - 10.1.11.1 I have well over 200+ devices currently utilising this subnet with ...
Ipinfo
AS21928 T-Mobile USA, Inc. details - IPinfo.io
AS21928 autonomous system information: WHOIS details, hosted domains, peers, upstreams, downstreams, and more
IPTP Networks
IPTP Networks — a better Network, not just a bigger one!
July 4, 2024 - IPTP Networks is a leading System Integrator and Internet Service Provider, offering MPLS, dedicated hosting solutions, and more with points of presence worldwide.
Apnic
IPv4 exhaustion – APNIC
A global, open, stable, and secure Internet that serves the entire Asia Pacific community
Omni Calculator
IP Subnet Calculator
January 24, 2025 - Given an IP address and a subnet mask, this IP subnet calculator will show you everything you need to know about the network and IP address.
Apnic
How much does it cost? – APNIC
December 16, 2021 - A global, open, stable, and secure Internet that serves the entire Asia Pacific community
Ipv4
IPv4 Address Auctions - Buy and Sell IP Addresses | IPv4.Global
June 21, 2022 - IPv4.Globals online auction platform is an intuitive way to buy and sell blocks of IPv4 addresses. Register for the platform today to buy and sell IP addresses from the most trusted source in the industry.
IPv4 Global
IPv4 Global - Experienced IP Brokers | Buy & Sell IP Addresses
We understand that the concerns of buyers and sellers of large IPv4 address blocks often differ from the needs of those looking to buy and sell smaller blocks.