Comcast

HBO NOW DNSSEC Misconfiguration Makes Site Unavailable From Comcast Networks (Fixed Now)
Deploy360 10 March 2015

HBO NOW DNSSEC Misconfiguration Makes Site Unavailable From Comcast Networks (Fixed Now)

Wow! Talking about insanely bad timing…  yesterday at Apple’s big event, HBO announced “HBO NOW”, a new streaming service...

Comcast Partners with Internet Society to Advance Internet Infrastructure Development in Latin America
Growing the Internet 20 January 2015

Comcast Partners with Internet Society to Advance Internet Infrastructure Development in Latin America

  Washington, D.C., USA and Geneva, Switzerland – 20 January 2015 – The Internet Society today announced that it...

Great news! New IPv6 Web Sites: NBC.com, NBCSports.com, UniversalSports.com
Deploy360 22 July 2014

Great news! New IPv6 Web Sites: NBC.com, NBCSports.com, UniversalSports.com

Very cool news in Comcast’s announcement today that they launched IPv6 support for: http://www.nbc.com/ http://www.nbcsports.com/ http://www.universalstudios.com/ Naturally I had...

Great news! New IPv6 Web Sites: NBC.com, NBCSports.com, UniversalSports.com
IPv6 22 July 2014

Great news! New IPv6 Web Sites: NBC.com, NBCSports.com, UniversalSports.com

Very cool news in Comcast’s announcement today that they launched IPv6 support for: http://www.nbc.com/ http://www.nbcsports.com/ http://www.universalstudios.com/ Naturally I had...

Case Study: Comcast’s DNSSEC Implementation
Domain Name System Security Extensions (DNSSEC) 12 June 2014

Case Study: Comcast’s DNSSEC Implementation

Comcast, one of the largest Internet Service Providers (ISPs) in North America, started their Domain Name System Security Extensions(DNSSEC)...

NBCUniversal and Comcast Sign Strategic Sponsorship Agreement for Internet Society and Internet Engineering Task Force
IETF 20 March 2014

NBCUniversal and Comcast Sign Strategic Sponsorship Agreement for Internet Society and Internet Engineering Task Force

By Leslie Daigle, Internet Society Chief Internet Technology Officer I am very pleased to share the news that NBCUniversal...

Comcast’s Speedtest Now Breaks Out IPv6 Speed Vs IPv4 Speed
Deploy360 5 February 2014

Comcast’s Speedtest Now Breaks Out IPv6 Speed Vs IPv4 Speed

UPDATE: 18 March 2021 – Back in 2014 when I wrote this post, it outlined an excellent new tool...

Comcast Publishing Domains Failing DNSSEC Via Twitter
Deploy360 29 March 2013

Comcast Publishing Domains Failing DNSSEC Via Twitter

How do you know when a domain is failing DNSSEC validation? What if there was a way to let...

Video: What are “Negative Trust Anchors” for DNSSEC?
Deploy360 26 March 2013

Video: What are “Negative Trust Anchors” for DNSSEC?

What are “negative trust anchors” for DNSSEC? What function do they perform? Why do we need them? In this...

Comcast Releases Detailed Analysis of NASA.gov DNSSEC Validation Failure
Deploy360 25 January 2012

Comcast Releases Detailed Analysis of NASA.gov DNSSEC Validation Failure

Did you see all the tweets and mentions on the web last week about Comcast apparently blocking NASA’s website...

Comcast Gives 17.8M Customers Access to DNSSEC-validating DNS Servers
Deploy360 10 January 2012

Comcast Gives 17.8M Customers Access to DNSSEC-validating DNS Servers

In a rather huge step for DNSSEC deployment, Comcast, the largest Internet Service Provider (ISP) in the United States,...