Tag: blacklist
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We are more ready for IPv6 email than we may think
In email security circles, IPv6 is the elephant in the room. While the transition from IPv4 to IPv6 is a relatively smooth affair for most of the Internet, and few people will have noticed that a large part of Internet traffic is currently using IPv6, email is still lagging behind: RIPE, Europe’s Regional Internet Registry,…
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We are more ready for IPv6 email than we may think
In email security circles, IPv6 is the elephant in the room. While the transition from IPv4 to IPv6 is a relatively smooth affair for most of the Internet, and few people will have noticed that a large part of Internet traffic is currently using IPv6, email is still lagging behind: RIPE, Europe’s Regional Internet Registry,…
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Expired domain led to SpamCannibal’s blacklist eating the whole world
The first line of defence in many a spam filter is to query one or more DNS blacklists to see if the sender’s IP address (and sometimes their domain) is listed as a known spammer. As the name suggests, a DNS blacklist is queried over DNS: to do a lookup for the IP address 1.2.3.4…
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Expired domain led to SpamCannibal’s blacklist eating the whole world
The first line of defence in many a spam filter is to query one or more DNS blacklists to see if the sender’s IP address (and sometimes their domain) is listed as a known spammer. As the name suggests, a DNS blacklist is queried over DNS: to do a lookup for the IP address 1.2.3.4…
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Dutch ISP sues Spamhaus for ‘extortion’
Blacklist entries ‘unfair and illegal’. Dutch ISP A2B Internet has sued The Spamhaus Project , claiming the project unfairly blacklisted its IP range. A2B provides the upstream connection for a number of data centres. Recently, Spamhaus , which runs a number of widely used IP- and URL-based blacklists, asked the provider to block traffic of…
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Mrs Mubarak’s IP addresses used by spammers
Spammers finding new ways to obtain non-blacklisted addresses. While not necessarily related to the current unrest in Egypt – which, among other things, led to the cutting off of most the country from the Internet – over 5,000 IP addresses belonging to the wife of the country’s president have been hijacked by spammers. The range…
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China steps up fight against spammers
Blacklist aims to reduce massive spamming levels. Chinese web organisation the Internet Society of China (ISC) has announced the setting up of a central anti-spam blacklist, to allow service providers and filtering software to block known senders of spam. The list already contains 100,000 known-bad IP addresses, mostly gathered via reports from members of the…
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New spam-fighting system for France
Junk mail blacklisting project goes live. A group of public bodies and private companies have joined forces to implement a new system allowing French email users to report spam email to a centralised system for evaluation and blacklisting. The project, Signal Spam , also provides data to ISPs hosting spamming systems and opt-out information for…