Topic: Email Spam

A discussion regarding inconsistent email delivery reveals that many subscribers are not receiving newsletters due to aggressive spam filters from Gmail and Outlook. Large email providers often require "bribes" or high fees from services like MailChimp to guarantee delivery. The technical challenges of maintaining a direct connection with an audience via email are explored, including the risk of high unsubscribe rates when sending follow-up messages.

The Dvorak Substack is promoted as a primary outlet for media deconstruction, though it faces deliverability challenges due to Spam Assassin blocklists. The discussion explores how individual users hitting "block" can damage the reputation of legitimate newsletters. There is a call for listeners to help unblock the service to ensure the "Freak Show" column reaches its audience.

John's Tip of the Day features "temp-mail.org," a service that generates temporary, disposable email addresses. The tool is recommended for signing up for websites to avoid spam and protect personal privacy. While noted as potentially "sketchy" for certain uses, it is presented as a valuable resource for navigating the modern internet without leaving a digital trail.

The hosts argue that AI is "bogus" because it has failed to solve basic problems like email spam and telemarketing calls. They also reference the recent scandal involving Sports Illustrated using AI-generated authors and content, characterizing it as a failure of the technology to produce quality material.

A Russian-hosted service called FloodCRM.net is identified as a tool used by fraudsters to overwhelm victims' inboxes with thousands of subscription emails. This tactic is designed to hide legitimate security alerts or password reset notifications during a financial account takeover.

A severe "subscription bomb" or "email bomb" attack targeted a personal email account, resulting in over 130,000 unwanted newsletter sign-ups. Mark VoidZero assisted in mitigating the attack from the Netherlands by setting up new email server protections. Such attacks are often used to obfuscate password reset notifications after a bank account or personal data breach.

An anonymous insider at MailChimp provides details on how the service manages IP address trust and whitelisting. The hosts explain that mass email services often face deliverability issues because they bundle legitimate newsletters with potential spam, leading to IP demotion by Gmail and Yahoo. They warn against centralizing email and discuss the technical hurdles of maintaining a "clean" mail server.

A study by the group IMGE found that major email providers like Google, Yahoo, and AOL disproportionately filtered right-leaning political newsletters into spam folders during the 2018 election cycle. The hosts discuss their own difficulties with email deliverability for the No Agenda newsletter and the "tax" of hiring mass email services to bypass blocks.

John C. Dvorak analyzes a significant drop in open rates for his newsletter, attributing the issue to Gmail's aggressive filtering algorithms. He shares technical tips for avoiding spam folders, such as avoiding all-caps in subject lines, minimizing exclamation marks, and never using the same link twice in a single email. The discussion emphasizes the risks of relying on free email services like Gmail for critical communications.

A widespread email scam is using John C. Dvorak's name and old email threads to distribute infected Word documents. The hosts clarify that Dvorak's machine is not infected; rather, the attackers are spoofing his "From" address to gain the trust of recipients. They warn listeners not to open any attachments labeled "Dvorak.doc" and explain that the headers show the emails originate from unrelated servers.

Mark Perkel, a long-time expert in junk email filtering and operator of Ctyme.com, has announced he is battling stage 4 lung cancer. Perkel is seeking a successor to train and take over his specialized spam filtering business, which serves many non-profits and the EFF. The discussion also touches on the "extortionate" practices of some email security organizations like Spamhaus, contrasting them with Perkel's principled approach to email management.

The Clinton campaign, led by manager Robby Mook, reported raising $51 million in June. The hosts analyze the campaign's aggressive email solicitation tactics, noting technical oddities in how recipient names are merged and purged in their mailing lists.

A decline in newsletter open rates is attributed to changes in Gmail and Hotmail spam filtering algorithms implemented around July 4th. The hosts speculate that using bulleted lists in emails triggers spam flags, resulting in a 20% drop in engagement. They recommend using independent email providers like Mark Burkell's service to avoid the restrictions of centralized systems.

Low open rates for the No Agenda newsletter suggest that Gmail and Hotmail have implemented more aggressive spam filtering. Speculation arises that Google changed its algorithms, affecting mailing lists and independent servers. The hosts contrast the filtering of their newsletter with the abundance of commercial spam from retailers like Neiman Marcus and Motley Fool that successfully reaches the primary inbox.

The hosts identify the ".science" top-level domain (TLD) as a primary source of internet spam. They describe finding thousands of junk emails in their inboxes originating from this TLD, covering topics from "sharp minds" to "copperware." They recommend that listeners block the entire TLD to significantly reduce spam volume.

A humorous incident is recounted regarding a No Agenda newsletter with the subject line "Your Best Analysis." On iPhones and Gmail, the subject line was truncated to "Your Best Anal," leading to jokes about high open rates and bypassing spam filters despite the suggestive phrasing.

Technical difficulties with the No Agenda newsletter are attributed to Google's aggressive spam filtering and "promotions" tab logic. A new scalable email template resulted in a significant drop in open rates, leading to a discussion on how major tech platforms control information consumption. Listeners are encouraged to whitelist specific email addresses to bypass these filters.

Research into email marketing reveals that simple, informal subject lines like "hey" yield the highest open rates among subscribers. Despite its association with spam and solicitation, the tactic remains effective for increasing engagement in newsletters by triggering curiosity or a sense of personal connection.

The hosts process a long list of listener donations, birthday wishes, and "karma" requests for various personal milestones. A technical discussion ensues regarding the use of hashtags in email subject lines, which may be causing messages to be flagged as spam. One host explains the complexities of running a private mail server and the aggressive blocking policies of providers like AOL.

John C. Dvorak and Adam Curry discuss their personal email setups, with Dvorak complaining about the difficulty of searching through 50,000 messages. Curry describes his use of the IREDmail package and SQL databases to manage high volumes of mail. They also discuss the evolution of email marketing and the value of the No Agenda newsletter.