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The Hybrid IP Reality: Navigating Data Retention & Lawful Request Challenges in the IPv4/IPv6 Era
The enduring complexity of IP legal data requests in network evolution Telecommunications networks across Europe are in a perpetual state of flux. While the industry's long-term goal is a fully IPv6-native infrastructure, the reality today and for the foreseeable future is a deeply complex, hybrid environment dominated by a mix of legacy IPv4, sophisticated Carrier-Grade Network Address Translation (CG-NAT), and emerging IPv6 deployments. For Communication Service Providers (
Nov 27, 20254 min read


EU e-Evidence #3: IP Address Tracing – Overcoming Technical Bottlenecks & How to Connect
In Part 2 , we looked at the operational flows and volumes. In this third part of our series, we tackle the realities of IT within the e-Evidence framework. How do you handle the massive data volumes associated with IP address tracing, and how do you physically connect your network to the e-CODEX grid? The hidden e-evidence request volume challenge: IP address tracing Don't overlook IP address tracing . For many telecom and internet service providers, requests to identify the
Nov 25, 20253 min read


EU e-Evidence #2: How the New Ecosystem Will Work & What to Expect in Volume
Following our first post on why the new EU e-evidence regulation is a game-changer for telecom operators, Part 2 dives into the operational reality. How will the digital chain of custody function? Who is actually participating? And why might "IP Tracing" be your biggest volume challenge? The deadline is set: August 18, 2026. By this date , the era of voluntary cooperation and slow paper trails will come to an end. It will be replaced by a mandatory, digitized European ecosy
Nov 24, 20253 min read


EU e-Evidence & e-CODEX #1: Why Telecom Operators Must Act Now
Shortcuts The Compliance challenges for Leaders What's changing with e-evidence? How Subtonomy REX helps you Download e-evidence WhitePaper and Compliance checklist The Countdown to 2026 On 18 August 2026 , the EU’s new e-Evidence Regulation (EU 2023/1543) and Directive (EU 2023/1544) will be fully enforceable – and now that deadline is less than a year away. From that date, telecom operators must deliver lawful requests within just 8 hours in emergencies – or face penalti
Aug 21, 20253 min read
Subtonomy REX Blog
Welcome to the heart of innovation in telecom security, lawful intercept, data retention and search and rescue operations — the Subtonomy REX Blog. This is where industry meets expertise, offering you a deep dive into the technologies and strategies that are transforming data retention and lawful intercept as we know it.
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