Network Penetration conducted a survey at the start of 2003 to check the status of the United Kingdom’s DNS infrastructure. This paper discusses the second run of what was tested, the results, some sample zone transfers, and recommendations.
You can download it from the following link: https://packetstormsecurity.com/files/download/31826/UKdnsTest.txt
Source: https://packetstormsecurity.com/files/31826/UKdnsTest.txt.html