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IP Address, VPN & Network Security Blog

Free guides on IP addresses, VPNs, DNS, hosting, CGNAT, WiFi, and online privacy - 109 articles

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Every article is paired with a live tool so the theory turns into real diagnostics immediately. Troubleshooting a VPN? Read the leak guide first, then run DNS and WebRTC checks. Investigating an unfamiliar IP? Pair the ASN and WHOIS articles with the lookup tools. Start with a concept, finish with a verified result.

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Showing results for "IP Address" (25)

How to Find the IP Address on PS5, Xbox and Nintendo Switch

Find your console IP, reserve it in the router, and use it for port forwarding and DMZ rules, with the official paths for PS5, Xbox, and Switch.

10 min readOctober 2, 202692 views
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How to Find the IP Address of a Smart TV, Roku or Fire TV

Menu paths for Roku, Fire TV, Samsung, LG, Google TV, and Apple TV, the router method when the remote is gone, and how to keep the address stable.

10 min readOctober 2, 202680 views
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How to Find Your Printer's IP Address (HP, Canon, Epson, Brother)

Where HP, Canon, Epson, and Brother printers show their IP address, how to find it from your computer or router, and how to stop it changing.

10 min readOctober 2, 202641 views
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Why Does My IP Address Keep Changing? How to Stop It

DHCP leases, router reconnects, CGNAT, mobile data, VPNs, and IPv6 privacy addresses explained, plus how to keep the same public or local IP.

12 min readOctober 2, 2026152 views
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Your IP Has Been Temporarily Blocked or Banned: How to Fix

Why sites block IP addresses, who shows which block message, how long a temporary block lasts, and how to get your IP unblocked.

12 min readOctober 2, 2026104 views
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IP Address Conflict: Find and Fix the Cause

Find the cause of duplicate local IP addresses, fix Windows and Mac conflicts, and prevent printer and router DHCP collisions.

11 min readOctober 2, 202634 views
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Google Is Using Your IP Address for Ads Now

From August 3, 2026 Google uses IP addresses to identify devices for ad measurement and personalization in the EEA, UK, and Switzerland. There is no opt-out yet. Here is what actually works.

13 min readAugust 4, 2026180 views
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Public vs Private IP: Differences, Ranges and Examples

See how public and private IP addresses differ, which RFC 1918 ranges are private, how NAT connects them, and where to find each address.

13 min readUpdated Oct 2, 20261,395 views
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Understanding DNS: The Internet's Phone Book

Learn how the Domain Name System translates website names into IP addresses and why it's crucial for internet functionality.

10 min readAugust 1, 2026447 views
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Showing 1-9 of 25 articles

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