IP-адреса1 мин чтения
How to find your public IP address
The fastest way, and how to find both your public and your private address on Windows, macOS, iPhone, Android and your router.
Блог
Практичные объяснения того, как на самом деле работает интернет.
Этот текст пока недоступен на языке «русский». До публикации перевода он показан на языке «английский».
- DNS2 мин чтения
How does DNS work?
From typing a name to getting an address: resolvers, root servers, TLDs, caching and TTLs, in plain language.
- Конфиденциальность2 мин чтения
What is CGNAT (carrier-grade NAT)?
Why your provider may be sharing one public IPv4 address with hundreds of customers, how to tell, and what it breaks.
- IP-адреса2 мин чтения
Why does my IP address change?
Dynamic leases, router restarts, mobile networks and IPv6 privacy addresses: the everyday reasons your IP isn't constant.
- IP-адреса2 мин чтения
Public vs private IP addresses
Why your laptop's address starts with 192.168 while websites see something else — and what that means for connectivity and privacy.
- IP-адреса2 мин чтения
CIDR and subnets, explained with examples
What /24 means, how to calculate network and broadcast addresses, and how to split a network into subnets — without memorising tables.
- Конфиденциальность2 мин чтения
How IP geolocation works — and why it's often wrong
Location databases don't know where you are. They know where an address block is probably used. The difference matters.
- Маршрутизация2 мин чтения
What is an ASN (autonomous system number)?
The internet is about 80,000 independent networks agreeing to carry each other's traffic. Each one has a number. Here's what it means.
- IP-адреса2 мин чтения
IPv4 vs IPv6: what actually changes
Address size is the headline, but the real differences are in how networks are numbered, how devices configure themselves, and what happens to NAT.
- IP-адреса2 мин чтения
What is an IP address?
The number that identifies your connection on the internet — what it is, who assigns it, and what it does and doesn't reveal about you.