Posts Tagged ‘United Kingdom

In the last 24 hours, thanks to the help of some willing volunteers, GrabPERF has seen the addition of three new measurement locations:

Dallas, TX (USA)
Virginia (USA)
London, UK

All of these location have been graciously provided by the team at e-planning.
Thanks to all of you who volunteer your machines and bandwidth for this project.
As always, we are [...]

In 2004-2005, as a lark, I created my own Web performance measurement system, using PERL, PHP and MySQL. In August 2005, I managed to figure out how to include remote agents.
I dubbed it…GrabPERF. An odd name, but an amalgamation of “Grab” and “Performance” that made sense to my mind at the time. I also never [...]

My system has a daily job to collect and aggregate the IP Blocks distributed by the five registrars into a single database, and then provide high-level WHOIS information for this data. If you want to try this yourself, the interface here.
On an extremely irregular basis, I aggregate the statistics from this data, and present it [...]

I just found out today that I one of the ever decreasing number of Canadians who has a free five-year work visa waiting for them in the United Kingdom, courtesy of their grandparents.
It’s called the UK Ancestry Visa, and it opens up a whole new set of options to me. It streamlines the hideous visa [...]

On my trip to Europe earlier this month, I picked up a Razr V3 that had been abandoned by one of my colleagues in the UK. Sitting in a drawer, it looked so lonely and abandoned.
It probably wishes it had stayed there.
Since I got it, I have been exploring all of the sites and boards [...]

Updated September 16 2008 to reflect the numerous changes that have resulted since the original article was posted in 2005 – smp
Targeting Web site content to the specific visitors who view the site is a very important marketing advantage. Being able to track incoming visitors by the country that they originate from is an additional [...]

Here are the IP Block and Address allocation by registrar, as well as the number of officially allocated IP Addresses in each country (with 65536 Hosts or more) as of September 22, 2005 00:30 UTC.
This data has been extracted from the GrabIP database

IP REGISTRAR BREAKDOWN

registry NUM_HOSTS NUM_BLOCKS
——– ———- ———-
arin [...]

Here are the IP Block and Address allocation by registrar, as well as the number of officially allocated IP Addresses in each country (with 65536 Hosts or more) as of August 29, 2005 00:30 UTC.
This data has been extracted from the GrabIP database

IP REGISTRAR BREAKDOWN

registry NUM_HOSTS NUM_BLOCKS
——– ———- ———-
arin [...]

Here are the IP Block and Address allocation by registrar, as well as the number of officially allocated IP Addresses in each country (with 65536 Hosts or more) as of August 17, 2005 00:30 UTC.
This data has been extracted from the GrabIP database

IP REGISTRAR BREAKDOWN

registry NUM_HOSTS NUM_BLOCK
——– ———- ———
arin [...]

I made the attempt. No one can fault me for that. However, I was defeated by the twisted, anarchic madness that is the ARIN database.
A step back: I was considering refining the GrabIP database to more accurately reflect the true countries where IPs are used.
APNIC, LACNIC and AFRINIC are all sanely managed. Countries and IP [...]


About this blog

Stephen Pierzchala is one of a 10-year veteran of the Web performance field who also writes on topics that interest his non-linear world-view.

Contact

stephen@pierzchala.com

+1 (508) 410-3865