--- title: "Postmark vs Red Sift: Which is searched more?" description: "Is Postmark or Red Sift more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the DMARC monitoring tools set worldwide. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time." canonical: "https://gobrandwave.com/demand/global-en/compare/postmark-vs-red-sift" publisher: "Brandwave" --- # Postmark vs Red Sift: Which is searched more? Is Postmark or Red Sift more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the DMARC monitoring tools set worldwide. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time. ## Key facts - **Compared**: Postmark and Red Sift - **Competitive set**: DMARC monitoring tools - **Market**: Global - **Month measured**: Sep 2026 - **Postmark Share of Search**: 6.4% - **Red Sift Share of Search**: 12% ## Is Postmark or Red Sift more popular in search? - In September 2026, Red Sift had more branded searches than Postmark among DMARC monitoring tools worldwide. Red Sift had about 2,990 branded searches, while Postmark had 1,590. Red Sift made up 12% of all DMARC monitoring tool searches we track, and Postmark accounted for 6.4%. - Red Sift was ahead of Postmark in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, Postmark’s share of searches among DMARC monitoring tools worldwide moved from 4.2% to 6.4%, and its estimated monthly branded searches moved from 1.3K to 1.6K. - Across the 12 months ending September 2026, Red Sift’s share of searches among DMARC monitoring tools worldwide moved from 9.6% to 12%, and its estimated monthly branded searches held steady at 3K. ## Top DMARC monitoring tools in ChatGPT and Google AI Overviews In three ChatGPT questions and one Google AI Overview, Postmark was mentioned in three out of four: in all three ChatGPT answers, but not in the Google AI Overview. Red Sift was mentioned in one out of four: in one of the three ChatGPT answers, but not in the Google AI Overview. Postmark was listed before Red Sift in two out of three answers that named either. Brands get a higher AI rank if they are mentioned earlier in the answers that list options. | Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it | | --- | --- | --- | --- | --- | | dmarcian | 1st | 3 of 3 | 1 of 1 | 4 of 4 | | EasyDMARC | 2nd | 3 of 3 | 1 of 1 | 4 of 4 | | Postmark | 3rd | 3 of 3 | 0 of 1 | 3 of 4 | | PowerDMARC | 4th | 3 of 3 | 1 of 1 | 4 of 4 | | Valimail | 5th | 3 of 3 | 0 of 1 | 3 of 4 | | Red Sift | 6th | 1 of 3 | 0 of 1 | 1 of 4 | | Dmarcly | Not ranked | 0 of 3 | 0 of 1 | 0 of 4 | ## Every AI answer about DMARC monitoring tools - Asked ChatGPT "Which DMARC monitoring tool should I use?": 1. Postmark, 2. dmarcian, 3. EasyDMARC, 4. Valimail, 5. PowerDMARC - Asked ChatGPT "What are the best DMARC tools?": 1. EasyDMARC, 2. dmarcian, 3. Valimail, 4. Red Sift, 5. Postmark, 6. PowerDMARC - Asked ChatGPT "What's the best DMARC tool for a small business?": 1. PowerDMARC, 2. Postmark, 3. dmarcian, 4. EasyDMARC, 5. Valimail - Searched Google, AI Overview "dmarc tools": 1. dmarcian, 2. EasyDMARC, 3. PowerDMARC Not named in any answer: Dmarcly. Brands are listed in the order each answer named them. The answers were collected in the United States on October 22, 2026. ## How did search popularity change for DMARC monitoring tools worldwide in September 2026? - Red Sift’s share of searches among DMARC monitoring tools worldwide has gained ground for 3 months in a row, from 11.2% to 12% in September 2026. - Estimated monthly branded searches for Postmark worldwide rose 21.4% over 12 measured months, from 1.3K to 1.6K in September 2026. ## Month by month | Month | Postmark estimated searches | Postmark Share of Search | Postmark rank | Red Sift estimated searches | Red Sift Share of Search | Red Sift rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 1.3K | 4.2% | 6 | 3K | 9.6% | 5 | | Nov 2025 | 1.3K | 4.7% | 6 | 2.9K | 10.3% | 5 | | Dec 2025 | 1.3K | 4.9% | 6 | 2.4K | 9% | 5 | | Jan 2026 | 1.6K | 5.4% | 6 | 2.9K | 9.7% | 5 | | Feb 2026 | 1.6K | 5.4% | 6 | 3K | 10.1% | 5 | | Mar 2026 | 1.7K | 5.4% | 6 | 3.5K | 10.9% | 5 | | Apr 2026 | 2K | 6.2% | 6 | 3.5K | 10.8% | 5 | | May 2026 | 1.6K | 5.7% | 6 | 2.9K | 10.3% | 5 | | Jun 2026 | 1.8K | 6.7% | 6 | 3K | 11.2% | 4 | | Jul 2026 | 1.6K | 6.4% | 6 | 2.9K | 11.6% | 5 | | Aug 2026 | 1.6K | 6.6% | 6 | 2.9K | 11.9% | 4 | | Sep 2026 | 1.6K | 6.4% | 6 | 3K | 12% | 4 | ## How each brand is measured Brandwave collects information about searches that people make online using Postmark’s and Red Sift’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading. - **Postmark**: Measured on the search terms “dmarc digests” and “postmark dmarc”, summed into one figure. - **Red Sift**: Measured on the search terms “ondmarc” and “red sift”, summed into one figure. - [Postmark profile](/demand/global-en/brands/postmark) - [Red Sift profile](/demand/global-en/brands/red-sift) - [All DMARC monitoring tools worldwide](/demand/global-en/categories/dmarc-monitoring-tools): The set both shares are measured inside, 7 brands. ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Is Postmark or Red Sift more popular in search? In September 2026, Red Sift had more branded searches than Postmark among DMARC monitoring tools worldwide. Red Sift had about 2,990 branded searches, while Postmark had 1,590. Red Sift made up 12% of all DMARC monitoring tool searches we track, and Postmark accounted for 6.4%. ## Cite this page Brandwave. "Postmark vs Red Sift: Which is searched more?". https://gobrandwave.com/demand/global-en/compare/postmark-vs-red-sift This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/postmark-vs-red-sift. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.