A tool to find out if BGP is lying to you

APNIC has a bog article on detecting “bgp lies”. https://blog.apnic.net/2021/05/24/a-tool-to-detect-bgp-lies/Do you ever wonder whether you can really trust other networks, such as your provider(s) and peers? More precisely, wouldn’t you like to be able to tell if the traffic you send always …

Common ISP outage causes

Over the years I have been able to narrow the most common reasons a service provider goes down or has an outage. This is, by no means, an extensive list.   Let’s jump in. Layer1 outages Physical layer outages are the …

New Speed Test server for Patreons

This content is for Patreon subscribers of the j2 blog. Please consider becoming a Patreon subscriber for as little as $1 a month. This helps to provide higher quality content, more podcasts, and other goodies on this blog.To view this …

The problem with speedtests

Imagine this scenario. Outside your house, the most awesome superhighway has been built.  It has a speed limit of 120 Mile Per Hour.  You calculate at those speeds you can get to and from work 20 minutes earlier. Life is …

J2 briefing: Zayo acquisition, more wifi6, NTIA changes

Hello, welcome to Monday May 13th 2019, my name is Justin and this is the ISP news you need to know. Zayo to be Acquired https://investors.zayo.com/news-and-events/press-releases/press-release-details/2019/Zayo-Announces-Definitive-Agreement-to-be-Acquired-by-Digital-Colony-and-EQT/default.aspx Zayo to be acquired by Digital Colony Partners and EQT Infrastructure fund for $14.3 …