Last updated: September 2026
Global rank: Worldwide · 2026-09
#211,504
AI visibility: Grade A+
92
SEO health: Latest audit
78
Visits
12.7K
per month, estimated
Keywords
2.4K
ranking in Google
Organic share
100%
12.6K organic visits
LLMS.txt
Published
169 lines AI engines can read
You're seeing the free preview of mailersend.com
mailersend.com Company Profile
MailerSend is a developer-focused platform that simplifies sending transactional and marketing emails through a robust API and SMTP relay. They handle everything from high-volume sends to personalized templates, ensuring emails land in inboxes reliably. Founded to solve common pain points like poor deliverability and complex integrations, the service appeals to startups and growing teams who need scalable email infra…
MailerSend was founded in 2021, about 5 years ago. Its workforce is listed as between 51 and 100 employees. Its profile files it under Email Service Provider, with further tags for Transactional Email, Developer Tools and SaaS. Products on record for it: Email API, SMTP Relay, Email Templates and Email Verification. Total funding on record is Bootstrapped. Its tagline reads: "Lightning-fast email delivery built for developers".
- Sector
- Email Service Provider
- Founded
- 2021
- Employees
- 51-100
- Revenue
- Not Disclosed
- Funding
- Bootstrapped
- Products
- Email API, SMTP Relay, Email Templates, Email Verification
mailersend.com Web Traffic Statistics
Key findings
- MailerSend (Email Service Provider) is ranked #211,504 worldwide in our September 2026 domain ranking, down 17,283 places from #194,221 in August 2026.
- It is estimated to receive about 12,700 visits a month from search, 100% of it organic, across 2,371 ranking keywords.
- Its AI visibility score is 92 out of 100 (grade A+), with a published llms.txt of 169 lines.
- Its last technical audit scored 78/100, with "Optimize Title and Meta Description" the highest-priority fix.
| Month | Rank | Move |
|---|---|---|
| September 2026 | #211,504 | ▼ 17,283 |
| August 2026 | #194,221 | ▼ 3,148 |
| July 2026 | #191,073 | ▼ 1,767 |
| June 2026 | #189,306 | — |
| May 2026 | #189,306 | ▲ 23,758 |
| April 2026 | #213,064 | ▲ 12,643 |
| March 2026 | #225,707 | ▼ 13,028 |
| February 2026 | #212,679 | — |
What this company does
MailerSend is a developer-focused platform that simplifies sending transactional and marketing emails through a robust API and SMTP relay. They handle everything from high-volume sends to personalized templates, ensuring emails land in inboxes reliably. Founded to solve common pain points like poor deliverability and complex integrations, the service appeals to startups and growing teams who need scalable email infra…
Our read on the site
MailerSend has a solid foundation in terms of technical SEO, but there are several areas for improvement, particularly in on-page optimization and content strategy. The site scores well in best practices but has room for growth in performance and accessibility, which could enhance user experience and search visibility.
mailersend.com Traffic and Visitor Engagement
Search engines send mailersend.com an estimated 12,700 visits a month. Effectively all of it is organic — about 12,600 visits from unpaid results. Paid search contributes only about 19 visits a month. Spread across 2,371 ranking keywords, that averages roughly 5.3 organic visits per keyword.
Monthly visits
12.7K
Latest estimate
Change
No monthly history yet
It starts building from the first scan
Organic visits
12.6K
100% of all traffic
Paid visits
19
0.15% of its search traffic
Organic vs paid
100%
0%
We don't hold a month-by-month history for this domain yet.
The traffic dashboard builds one from the first scan onwards.
mailersend.com AI Visibility
mailersend.com scores 92 out of 100 on our AI visibility scale, grade A+. It takes full marks for LLMS.txt, Crawlability and Structured data. The biggest gap is SEO health, at 15 of 20 points (77/100), worth 5 points if closed. It also loses points on Company profile (22/25).
Grade A+
Scored from this domain's own data — llms.txt, profile completeness, technical health, crawlability and structured data.
Present
7/8 core fields
77/100
robots ✓ · sitemap ✓
Detected
Fix these first
- → Complete your company profile so AI answers about you stay accurate.
mailersend.com LLMS.txt
The llms.txt on mailersend.com runs to 169 lines (7,872 characters) across 12 sections, last generated in May 2026. It introduces the site as "MailerSend - Email API & SMTP Relay". It tells AI engines the business works in Email Delivery, Developer APIs and SaaS Infrastructure. It describes 5 products, with prices such as Email API at Free tier up to 3k emails/mo, then $25+/mo; SMTP Relay at $1 per 10k emails; and Email Verification at $0.005 per verify. Services it lists include Inbound Parsing, Dedicated IPs, Webhook Setup and Migration Assistance. The audience it names is Software Developers, Tech Startups, SaaS Founders, aged 25-45 (Global). Technologies it mentions include HTTPS, React, Node.js, Tailwind CSS and AWS SES. The keywords it claims start with "email API", "SMTP relay", "email templates" and "email verification".
Status
Published
AI engines can read it
Lines
169
In the file
Size
7.9K
Characters
Sections
12
Updated May 5, 2026
What the file says
# MailerSend - Email API & SMTP Relay ## About MailerSend provides a straightforward way for developers to integrate reliable email delivery into their apps. Their API and SMTP service handle transactional emails, notifications, and even marketing campaigns with top-tier deliverability. No more wrestling with blacklists or slow sends—their infrastructure is optimized for speed and scale. Features like templates, verification, and analytics come built-in, saving dev time. They target tech teams at startups and enterprises who value simplicity and performance. Webhooks deliver instant feedback on sends, opens, and bounces. The dashboard is intuitive, with A/B testing for subjects and content. Support for all major languages means quick onboarding. They boast dedicated IPs for high-volume users and automatic warm-up. Pricing tiers fit everyone from hobbyists to big ops. Docs are comprehensive, with code samples galore. Integrations span CRMs, e-com platforms, and automation tools. Security features include inbound parsing for replies and attachments. Analytics reveal engagement patterns to refine strategies. Customers switch for the consistent 99%+ inbox rates. The mobile app lets you monitor on the go. Recent launches include dynamic templates and suppression management. It's developer-first, with GitHub repos for examples. Teams cut email costs by 40% typically. Ultimately, Mai
Sections in the file
Areas of work
Keywords it claims
Technologies
Products it tells AI about
- Email APIFree tier up to 3k emails/mo, then $25+/mo
- SMTP Relay$1 per 10k emails
- Email Verification$0.005 per verify
- TemplatesIncluded
- AnalyticsIncluded
Services it tells AI about
- Inbound ParsingContact for pricing
- Dedicated IPs$50+/mo
- Webhook SetupIncluded
- Migration AssistanceFree
Competitors it names
Audience it targets
Software Developers, Tech Startups, SaaS Founders · 25-45 · Global
Company type
Private
mailersend.com Organic Keywords
Google lists mailersend.com for about 2,371 keywords, which together bring an estimated 12,600 organic visits a month.
Ranking keywords
2.4K
Found in Google for this domain
Visits they bring
12.6K
Estimated organic visits a month
Top ranking keywords
No ranked-keyword data cached for this domain yet.
Ranked Keywords pulls the full list on its first run.
What it ranks for
mailersend.com SEO Audit
The latest technical audit of mailersend.com scored 78 out of 100 overall. Performance is its weakest area at 68, while SEO scores highest at 77. The audit makes 12 recommendations in all, and 4 of the 4 listed first are rated high priority or critical.
Overall
SEO
Performance
Accessibility
Fix these first
- CriticalOptimize Title and Meta Description
- HighAdd Alt Text to Images
- CriticalImprove Page Load Speed
- HighEnhance Mobile Responsiveness
8 more recommendations, with the exact changes and the pages they apply to, are in the full report.
mailersend.com Competitors and Alternatives
MailerSend's company profile names SendGrid, Mailgun, Postmark and Brevo as competitors. Its own llms.txt adds postmarkapp.com, sendinblue.com, constantcontact.com and activecampaign.com. Outside its market, the domains ranked closest to it in our worldwide ranking are rabroad.com, experts-comptables.fr, diamant-online.ru and litequran.net.
mailersend.com Traffic by Country
Which markets this brand actually serves, and where the web links to it from.
Top customer markets
AI estimate · live webWe only measure visitor geography for domains whose analytics are connected to us. For everyone else this is read live from the web and shown as an estimate — never mixed in with the measured numbers.
No market breakdown available for this brand.
Where its backlinks come from
Measured. The country each linking site is hosted in — a real signal of which regions know this brand.
No backlink sample for this domain yet.
Backlink Analytics collects one on its first run.
mailersend.com Backlink Analytics
Who vouches for this domain. Strong, varied links are still the clearest signal of authority — to search engines and to AI engines that cite sources.
We haven't run a backlink crawl for mailersend.com yet, so there are no link counts to show. Backlink Analytics builds the profile on its first run and it appears here after that.
—
links on file
Companies ranked next to mailersend.com
Neighbours of #211,504 in our worldwide ranking — each with its own report.
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