Is haxx.se legit or a scam?
Haxx is a highly reputable Swedish software development collective and the long-standing home of the curl project, with no history of malicious activity.
Analysis Summary
No threats detected
All checks passed. This site appears legitimate — but always stay alert for phishing even on trusted domains.
Website Preview
Automated page render — captured in a safe sandbox. What an ordinary visitor would see when loading the site.
MT Intelligence
The domain has been active since May 2000 and is tied to Haxx AB, a registered Swedish business. Our analysis confirms it is the professional hub for Daniel Stenberg, the creator of the curl networking tool, and his colleagues. Every antivirus engine in our network reports the site as clean, and there are no reports of abuse or phishing. The site's longevity and its central role in the global open-source community provide a high level of trust. We found no evidence of fraudulent behavior or security risks associated with this infrastructure.
Web Research Findings
Our live research agent queries scam-report databases, consumer-review sites, news coverage, and general web search for haxx.se, then cross-checks business-registration records and look-alike domain patterns. Everything below is pulled from what it actually found.
- haxx.se is the official website for Haxx, a Swedish consulting group of software developers and open-source contributors founded in 1997 by Daniel Stenberg and Linus Svensson (later incorporated as Haxx AB).
- Strong association with the curl project (https://curl.se and curl.haxx.se), one of the most widely used open-source networking tools; Daniel Stenberg is its lead developer and maintains daniel.haxx.se blog.
- WHOIS shows domain created on 2000-05-23, currently active with expiration in 2027; holder ID danhax3571-00001 (personal details privacy-protected under Swedish rules); nameservers include ns1.haxx.se.
- Site describes team with 20+ years experience in embedded programming, realtime systems, Linux, and networking; contact via info@haxx.se; supports multiple open-source projects.
- No scam reports, fraud complaints, or negative reviews found across web searches, Reddit, or review sites. Reddit users confirm it as legitimate in context of curl.
- Listed on LinkedIn, Crunchbase, and ZoomInfo as a legitimate Swedish software consulting firm; no malware, phishing, or suspicious activity associated with the domain itself.
- Daniel Stenberg has publicly discussed security issues (including his own Twitter compromise for Bitcoin scams) but haxx.se is not implicated in any malicious activity.
- Reddit (r/learnprogramming)open
"Haxx is Swedish group that includes Daniel Stenberg, who wrote curl. Actual sites that are trying to trick you into clicking on them generally..."
- haxx.se (official)open
"Haxx is a bunch of friends who work as software developers and hackers in Sweden. Haxx developers do embedded programming, realtime magic, network deep dives."
- Crunchbaseopen
"Haxx is a team of four skilled developers and hackers. They work as consultants and offer quick solutions to your hard-to-solve problems."
Registered as Haxx AB (or previously HB in 1997, converted to AB). WHOIS holder danhax3571-00001 (privacy-protected); created 2000-05-23, expires 2027-05-23, registrar Loopia AB. Linked to Daniel Stenberg (curl creator) and team.
Antivirus Engines
Security Scans
Checked against the major public blocklists used by browsers and security tools — no hits.
Contact Verification
We fetched the page and looked for real-world contact details. Legitimate businesses almost always publish an email on their own domain, a phone number, and a postal address. Scam shops usually don't.
- No phone number listed on the page.
- No postal address visible on the page.
- Contact email on the site's own domain (info@haxx.se).
Domain & Encryption
Redirect Chain
- 1301http://haxx.se/
- 2200https://haxx.se/
Server Reputation
Still, stay alert
No major threat indicators — but a clean scan does not guarantee every page is safe, and phishing emails routinely spoof real domains.
- Double-check the exact URL in your address bar
Confirm you are actually on haxx.se and not a lookalike like h-axx.se.com or an IDN homoglyph.
- Use a password manager
Password managers only auto-fill on the exact domain they were saved for — they refuse to fill lookalike domains, which is the single best phishing defence.
- OpenDiscuss this site on the forum
If you have first-hand experience with this site — good or bad — share it with the MalwareTips community.
Reputation Sources
How this domain rates across independent threat-intelligence and blocklist providers.
Safety FAQ
Common questions about this site, answered directly from the scan data above — so the answers always reflect the latest verdict on this page.
- Our automated security review found no threat indicators on haxx.se. The site appears legitimate based on the signals we checked, but always stay alert for phishing emails that spoof real domains.
- haxx.se passed our automated security checks with a trust score of 97/100. No antivirus engines or major blacklists flagged the site at the time of the last scan.
- Yes. haxx.se presents a valid TLSv1.3 certificate issued by Let's Encrypt · YR1, expiring in 74 days. Note that SSL only encrypts the connection — it does not guarantee that the site itself is trustworthy.
- No. All 92 antivirus engines in our malware network report haxx.se as clean.
- No. haxx.se is not currently listed on the major browser blocklist feeds that modern browsers use.
- haxx.se resolves to an IP operated by Customer VPS services located in Stockholm in SE (usage type: Data Center/Web Hosting/Transit). Hosting location alone doesn't make a site good or bad, but unusual geography for a brand's claimed country is one of many signals we weigh.
- Yes. haxx.se sits in the global top-100k on Cloudflare Radar, which means it has substantial real-world traffic. That does not automatically make it safe, but established brands almost always rank here and throwaway scam domains almost never do.
- This is a permanent record of the scan run on June 19, 2026. The verdict and evidence above reflect that scan and do not change on their own. If circumstances around haxx.se have changed, MalwareTips staff can run a fresh scan, which re-runs every check from scratch and publishes an updated report.
User reviews & comments(0)
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