How does Yahoo Mail display a sender's logo without a BIMI record?

Email marketer from Reddit mentions that Yahoo might use a cached version of a logo or a logo scraped from the sender's website. They suggest monitoring Yahoo's display and consider implementing BIMI for full control.

Email marketer from Sender Authentication Blog explains that if no BIMI record is detected, Yahoo may attempt to pull the logo from the sender's website. Ensuring the logo is easily accessible and prominently displayed on the site can influence Yahoo's selection.

Email marketer from Deliverability Consultant Blog explains that Yahoo's fallback logo system can be erratic. Without BIMI, the displayed logo might be completely unrelated to the sender's brand, which stresses the need to implement BIMI for consistent representation.

Email marketer from EmailToolTester explains that Yahoo Mail uses a legacy logo display mechanism when a BIMI record is absent. This legacy system attempts to show a logo based on information Yahoo has previously gathered about the sender.

Marketer from Email Geeks reminds that a criteria is the respective domain must have a dmarc policy of _quarantine or reject_ too.

Email marketer from Email Marketing Forum suggests that Yahoo may use a combination of sender reputation and domain information to select a logo when BIMI is absent, but the exact process is not transparent.

Marketer from Email Geeks clarifies that the only way for a brand to control the logo shown is to update/add a BIMI record. Legacy logos can be turned off, but not updated. The system will pick up the BIMI record automatically, and if not seen after a week, it's fine to reach out.

Email marketer from EmailGeeks Community notes that Yahoo's logo display without BIMI can be unpredictable, often relying on outdated or irrelevant images. They suggest consistent email branding and monitoring as temporary measures.

Marketer from Email Geeks suggests contacting mail-questions@yahooinc.com if the logo is incorrect, but preferably using BIMI to display the correct logo, noting that they don't require a VMC.

Email marketer from Stack Overflow shares that Yahoo may display a default logo or a generic icon if no BIMI record is found. They recommend ensuring consistent branding across all email communications to influence Yahoo's logo selection.

Email marketer from Quora mentions that Yahoo might use a generic icon or a default image related to the email content when BIMI is not in place, emphasizing the inconsistency senders may face.

Expert from Email Geeks confirms that Yahoo has a legacy logo display mechanism for domains lacking BIMI and that contacting Yahoo about it was the right move.

Expert from Spam Resource explains that without a BIMI record, Yahoo's logo display is unpredictable and relies on Yahoo's internal heuristics, which may include scraping the sender's website or using historical data. He strongly recommends implementing BIMI for control.

Documentation from Validity details that Yahoo might fallback to using sender reputation data or previously identified logos for senders without BIMI. It highlights the lack of control senders have in this scenario, stressing the benefit of BIMI.

Documentation from Agari elaborates that Yahoo may use a combination of algorithms based on sender reputation and historical data, along with web scraping, to select logos without BIMI. This process lacks transparency and control, hence the necessity of BIMI for reliable branding.

Documentation from Yahoo Help indicates that if a sender doesn't have a BIMI record, Yahoo's systems may attempt to display a logo based on existing brand recognition. It recommends using BIMI to ensure the correct logo is displayed.

Documentation from BIMI Group explains that without BIMI, Yahoo relies on proprietary algorithms and historical data to display a sender logo. This process is less reliable and gives senders no control over the displayed image, reinforcing the importance of BIMI implementation.