Fastmail
66Fastmail はウェブホスティングプロバイダーです。プロフィールは WHTop / ティア監査からシードされており、充実待ちです。
Reviews & company details
Fastmail is an email hosting provider based in USA, founded in 1999. As of 2026 it holds an HRI of 66/100, a developing signal, ranked independently by HostList with no paid placements.
Fastmail is an email hosting provider based in USA, founded in 1999. As of 2026 it holds an HRI of 66/100, a developing signal, ranked independently by HostList with no paid placements.
Before You Sign Up
Fastmail はウェブホスティングプロバイダーです。プロフィールは WHTop / ティア監査からシードされており、充実待ちです。
What Fastmail Discloses
Facts the company has published and HostList has verified. Blanks are informative: a question a host has not answered cannot be answered on its behalf. Completeness measures how much this host discloses, not how good it is.
1 of 30 applicable facts disclosed. Hosts control this section. HostList verifies every entry and never charges for it.
What Customers Say About Fastmail
Share Your ExperienceAggregate scores sourced from third-party review platforms. HostList does not modify or cache individual review content, click through to read on the source.
What people are saying
Trustpilot★☆☆☆☆I HIGHLY DISCOURAGE ANYONE from using fastmail“I signed up for Fastmail intending to use it as my main email provider. I started moving my accounts over, using it for signups, account recovery, and other important services. I also used the API for email automation and larger sends. About a week later, my account was suddenly suspended. I was not given a…”
Trustpilot★☆☆☆☆DO NOT USE FASTMAIL“DO NOT USE FASTMAIL They offer a masked email service but if you actually use it they will SUSPEND YOUR ACCOUNT! WITH NO REASON GIVEN! YOU WILL NOT BE ABLE TO REACH SUPPORT YOU WILL ONLY GET AUTOMATED EMAILS AFTER 4-5 DAYS. THEY DO NOT CARE ABOUT YOU.”
Trustpilot★★★☆☆My biggest downside with Fastmail is…“My biggest downside with Fastmail is they are only available via support ticket and they take an entire day or more to respond. I had an employees email go down on our busiest day of the year, and there was no solution or response in a timely manner. Much preferred Rackspace's customer service.”
Trustpilot★★★★★Great service“Great service. Patient support team. Good technical advice. App good. Prompt replies online”
Trustpilot★★★★★Fastmail Openess and Support“I have known about Fastmail since the 1980s, when I ran a Cyrus email system at the University of Arizona and would note Fastmail postings on the Cyrus mailing list, often giving bug fixes. Since retiring in 2017, I had been using 'gmail', which I disliked hugely for its opaque nature, its ads, and its lack of…”
Quoted from public third-party discussions; HostList does not edit review text.
Where Fastmail Ranks
Live positions across the HostList Best rankings, by HRI™. Positions are earned, never bought.
Frequently Asked Questions About Fastmail
What is Fastmail's HRI?
Fastmail has a HRI™ of 66/100 on HostList.io. HRI is calculated algorithmically from trust signals, profile completeness, data freshness, and performance data. Providers can improve their score by claiming their profile, keeping data current, and building verified reviews. No provider can pay to increase their score.
What type of provider is Fastmail?
Fastmail is an email hosting provider listed in HostList's Email Hosting directory. Email hosting runs professional mailboxes on a custom domain separately from website hosting. Browse the independent ranking at hostlist.io/best/email-hosting.
Where is Fastmail based?
Fastmail is headquartered in USA. Email hosting providers are ranked at hostlist.io/best/email-hosting.
How does Fastmail compare to other email hosting providers?
Fastmail is ranked against other email hosting providers by HRI™, using trust, completeness, freshness, and performance signals. Its current HRI is 66/100. See the full provider list at hostlist.io/best/email-hosting.
How Fastmail's Score Is Calculated
HRI is calculated algorithmically based on publicly available data. It considers trust signals (reviews, ratings), data completeness, freshness of information, and technical performance. No host can pay to improve their score.
Full methodology →