What powers postmansmtp.com?
Last seen May 2026 · 34 technologies across 19 categories
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| dmarc | #77 | 25 |
| smtp port | #86 | 14 |
| smtp to go | #7 | 12 |
| postman smtp | #1 | 9 |
| mail spf record | #85 | 9 |
| wordpress smtp plugin | #10 | 8 |
| gmail be careful with this message | #4 | 7 |
| post smtp plugin | #2 | 6 |
| free domain name and email | #44 | 6 |
| free domain email | #38 | 6 |
| free domain and email | #40 | 6 |
| smtp2go login | #9 | 5 |
| dmarc record | #80 | 5 |
| sparkpost | #36 | 4 |
| free business email with domain | #48 | 4 |
| create email address domain | #70 | 3 |
| ptr record | #58 | 3 |
| free email hosting | #56 | 3 |
| forminator not sending emails | #3 | 3 |
| forminator not sending emails | #3 | 3 |
| wp smtp | #17 | 2 |
| create your own email domain | #38 | 2 |
| the sender hasn't authenticated this message | #6 | 2 |
| send test email | #62 | 2 |
| setting up gmail smtp server | #60 | 2 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 95% desktop
- 5% phone
United Kingdom
United States
India
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.31 / 10 · ranked #191,729 of all domains
164 referring domains · OpenPageRank
Search traffic
270 est. monthly organic visits (US)
767 keywords in Google's top 30
Core Web Vitals
| LCP | 6.7 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 5400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- Weight: 2.7 MB · 81 requests
- WordPress theme: astra (child: post-smtp) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Amazon S3 May 2026
- dropped Amazon Web Services May 2026
- detected WPML Mar 2026
- dropped Bootstrap Feb 2026
- dropped Burst Feb 2026
- dropped Google Font API Feb 2026
- dropped OWL Carousel Feb 2026
- detected PublishPress Blocks Feb 2026
- detected Amazon S3 Jan 2026
- detected Amazon Web Services Jan 2026
- detected AOS Jan 2026
- detected reCAPTCHA Jan 2026
- detected core-js Nov 2025
- detected Facebook Pixel Nov 2025
- dropped Amazon S3 Oct 2025
- dropped Amazon Web Services Oct 2025
- dropped core-js Oct 2025
- dropped Elementor Oct 2025
- dropped Essential Addons for Elementor Oct 2025
- dropped Font Awesome Oct 2025
- dropped jQuery UI Oct 2025
- dropped Lightbox Oct 2025
- dropped Lodash Oct 2025
- dropped particles.js Oct 2025
- dropped React Oct 2025
- detected Google Font API Sep 2025
- detected Isotope Sep 2025
- dropped Jetpack Sep 2025
- dropped Moment.js Sep 2025
- detected Slick Sep 2025
- dropped Underscore.js Sep 2025
- dropped Google Font API Aug 2025
- detected Lodash Aug 2025
- detected Swiper Aug 2025