Author Archives: john

What I’m working on now: Poor man’s version of Speedtest.net

Intro Now that I have a dual-band router I wanted to run some tests to see if 5 GHz is really faster and more stable than 2.4 GHz, as my intuition was telling me. But my only 5 GHz device … Continue reading

Posted in Web Site Technologies | Tagged | Leave a comment

White web page: maximizes your backlight with no invasion of privacy

Intro Maybe it’s just me, but I’ve always had some issues getting my flashlight app to work on my phones. First there’s the issue of finding one from a trusted source (many contain spyware: access to my contacts?? for a … Continue reading

Posted in Consumer Tech, Web Site Technologies | Leave a comment

Bluecoat ProxySG and DNS using edns seem incompatible

Intro Imagine your DNS server had this behaviour when queried using dig: $ dig drjohnstechtalk.com @146.201.145.30 ; <<>> DiG 9.9.2-P2 <<>> drjohnstechtalk.com @10.201.145.30 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: FORMERR, id: 48905 ;; flags: … Continue reading

Posted in Admin, DNS, Network Technologies | Tagged , , | Leave a comment

The latest on handling of SHA-1 certificates by the major browsers

Intro A certain organization is still using SHA-1 certificates internally, in spite of years of warnings, as I write this in February, 2017. But in the security world lack of action = eventual weakness. Ignorance is not bliss and putting … Continue reading

Posted in Security | Tagged , , , , | Leave a comment

Use Raspberry Pi to explore mDNS

Intro I am confounded by the Bonjour field on my d-Link DCS-931L IP webcam. I should be able to use it to se my desired hostname, but it doesn’t take. Why? The details Having a Raspberry Pi on the same … Continue reading

Posted in Admin, Network Technologies, Raspberry Pi | Tagged , | Leave a comment

A few thoughts on Universal Basic Income

Intro I think the time has come to do some large-scale experimentation with this idea for guaranteeing a basic income for all. We’ll need something as our jobs begin to get eliminated by robots, automation and AI! Some experiments both … Continue reading

Posted in Uncategorized | Tagged , , | Leave a comment

Tips for creating a PayPal Donate button for not-not-for-profits

Intro I am treating my blog as a public service, so I thought it would be appropriate to have a Donation link even though I have not incorporated as a 501c3 non-profit. Is it even possible? Can I keep my … Continue reading

Posted in Admin, Web Site Technologies | Tagged , | Leave a comment

Switch home router to DD-WRT: FAIL

Intro I am having problems with my home router, a Cisco E1200, especially with the wireless connections. I thought it might be interesting to try to run it using the open source routing code DD-WRT. Since I am a Linux … Continue reading

Posted in Linux, Network Technologies | Tagged , , | Leave a comment

Free DNS services

Intro I stumbled upon freenom.com, which offers free DNS domain names. So I tested it and successfully registered drjohnstechtalk.ml. .ml is Mali’s top level domain. I’ve heard it’s the only African country to open up its domains for free registration. … Continue reading

Posted in DNS, Hosting Service | Leave a comment

What I’m working on now: saving $69 a year on my certificate costs

Intro I recently turned off my GoDaddy web site certificate and implemented one that cost me nothing. This will save me $69 per year. I wrote up my experience in this article: Idea for free web server certificates: Let’s Encrypt … Continue reading

Posted in Admin, Web Site Technologies | Tagged | Leave a comment