Safe & Secure
Hackmd.io shows a low-risk profile as a website. No major malware/phishing detections were found, and verified X/LinkedIn/Discord profiles, 11.1-year domain history, and public traffic rank support this assessment.
We reviewed hackmd.io and found strong legitimacy signals. Current checks point to an established low-risk profile, with a trust score of 100/100 supporting that assessment. Key signals include no major malware/phishing detections, a long-term domain history, and strong community presence across verified profiles: X, LinkedIn, Discord.
Figure 2.
Website screenshot for Hackmd.io.
2026-06-02 19:33:44
FAQ
Is hackmd.io safe?
Yes, hackmd.io appears to be low-risk based on current analysis. No major malware or phishing threats were detected, and a long-term domain history and strong community presence across verified profiles: X, LinkedIn, Discord support this assessment.
Is hackmd.io legit or a scam?
Available data points to hackmd.io being a legitimate website rather than a deceptive one. Verified public profiles linked to this domain (X, LinkedIn, Discord) further support that assessment.
Why is hackmd.io considered safe?
Key factors include registrar information (Gandi SAS), hosting in US, a domain age of 11.1 years, and presence in public traffic rankings. Major malware and phishing engines did not report active blacklist detections at the time of review. The trust score blends security detections, domain and infrastructure signals, and on-page behavior patterns. Taken together, these factors support a low-risk assessment for this website.
Hackmd Digital Footprints
A structured view of the site's detected themes, page signals, and related online footprint elements.
Cryptocurrency
This website references cryptocurrency transactions or educational content related to digital assets such as Bitcoin, Ethereum, or other blockchain-based currencies.
Deals
Helpdesk
This site includes structured support channels such as help center, ticketing, chat, or service contact pages.
Registration Form
The hackmd.io website implements data collection forms that may request personal information including names, email addresses, phone numbers, or other sensitive details. You should verify its legitimacy and review privacy policies before submitting personal data.
Cookie Consent
This site implements a cookie-consent interface for managing tracking and data-collection preferences.
Social Media Links
The presence of social media links on the website indicates that it references social media accounts. This signal alone does not confirm ownership or authenticity of those profiles.
Long Term SSL Certificate
The SSL certificate for hackmd.io is valid for more than 6 months, indicating a long-term commitment to security and trust.
Popular Site
This site shows elevated traffic signals relative to similar domains; this is generally positive but does not by itself prove legitimacy.
Established Domain
This site has maintained active domain presence over time, indicating operational continuity.
High Trust Score
Verified X Profile
Ownership verification confirms that hackmd.io controls the X profile @hackmdio (HackMD) (3,680 followers, 4 following, 3,301 posts, listed 64 times, since 2015, blue badge).
Verified LinkedIn Page
Ownership verification confirms that this site controls the LinkedIn page HackMD (2,144 followers, 12 LinkedIn employees, company size 11-50 employees, founded 2017, industry: Software Development, headquarters: Los Gatos).
Verified Business Services
This domain publishes TXT verification records for multiple third-party business platforms. This indicates that the domain has been connected to those services at the DNS level.
Business Infrastructure
The domain hackmd.io is configured for several service layers, such as email delivery, platform verification, or security tooling. This reflects a broader operational setup than a minimal single-purpose deployment.
Strong Community Presence
This site has ownership-verified social or community presence with substantial audience reach.
Domain Information
CreatedApril 20, 2015 at 8:57 AMUpdated: March 21, 2026 at 9:00 AM · Expires: April 20, 2027 at 8:57 AM
SSL CertificateAmazon RSA 2048 M04TLS 1.2 · Valid for: 13 months · from January 5, 2026 at 12:00 AM · to February 2, 2027 at 11:59 PM
Name Serversns-1444.awsdns-52.org ns-1925.awsdns-48.co.uk ns-221.awsdns-27.com ns-845.awsdns-41.net
Content Analysis
Website titleHackMD: Your Collaborative Markdown Workspace for Knowledge Sharing
Website descriptionHackMD gives you a real-time Markdown editor for collaborative work. Working with Markdown files in HackMD is simple, straightforward, and fun.
Verified ServicesThis domain has been verified by the following legitimate services and organizations, confirming authentic ownership and proper email security configuration.
1password
Password manager verification.
Apple
Apple Inc. services verification.
Bw
Cursor SSO
AI code editor single sign-on.
Google Verification
Domain ownership verified by Google.
Linkedin
Microsoft 365
Microsoft cloud productivity suite (Office, email, etc.).
Zoho SPF
Email authentication for Zoho services.
Security FingerprintUnique identifier based on site analysis
Hackmd.io is ranked within the top 50,000 websites globally.
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Provider warnings: 0/27 No provider warnings
This section shows what trusted security sources say about this site.
A warning appears when one or more sources report malware, phishing, abuse, or other safety concerns. Each row shows the source and its verdict.
If no source reports a warning, the site is shown as clear in this section.
BBB
Clean
BitDefender
Clean
Kaspersky
Clean
ESET
Clean
Sophos
Clean
Google Safebrowsing
Clean
Fortinet
Clean
G-Data
Clean
Webroot
Clean
Dr.Web
Clean
Forcepoint ThreatSeeker
Clean
CyRadar
Clean
Lionic
Clean
Quick Heal
Clean
Phishing Database
Clean
Phishtank
Clean
OpenPhish
Clean
alphaMountain.ai
Clean
Netcraft
Clean
Sucuri SiteCheck
Clean
Criminal IP
Clean
URLhaus
Clean
Emsisoft
Clean
Spam404
Clean
Trustwave
Clean
VX Vault
Clean
Quttera
Clean
Hackmd.io blocked? Check the provider verdict report created on June 2, 2026
Are You the Owner?
If you own Hackmd.io and want to challenge the trust score, please submit a review request via portal.gridinsoft.com. There you can claim your profile and add verified company/contact details. If you cannot access the portal, email legal(at)gridinsoft.com with proof of legitimacy and contact details. We never charge website owners for reviews or reconsideration requests. For more information, please review our Disclaimer.
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Help protect others by sharing this page on social media! The more people who know about hackmd.io, the fewer chances they have to deceive someone else.Help others evaluate hackmd.io by sharing this page on social media!
Help protect others by sharing this page on social media! The more people who know about hackmd.io, the fewer chances they have to deceive someone else. Help others evaluate hackmd.io by sharing this page on social media!