Is tumblr.com legit?

85
/ 100
Trusted
Industry: Social Media

Tumblr appears to be a trusted platform with strong technical foundations. While it has some minor gaps in transparency, its overall security and infrastructure are robust, making it a reliable service.

Social Media average: 80/100 · based on 38 sites

Checked: April 21, 2026 at 3:45 PM UTC

Is tumblr.com a scam? Here's what we found.

Security 95/100

Security is strong, with modern TLS 1.3, an up-to-date SSL certificate, HSTS, and a Content Security Policy, indicating a vigilant approach to protecting users. No threats were detected by Google Web Risk.

Identity 90/100

The domain has excellent longevity at 19 years old and is registered with a professional registrar, MarkMonitor, reinforcing its established and legitimate identity.

Reputation 90/100

With a high Tranco rank and a clean DNS blacklist record, Tumblr maintains a strong online reputation. The lack of a Trustpilot profile is not a significant concern for a platform of this nature.

Transparency 70/100

Transparency could be improved as essential contact information and social media links are missing from the homepage, which can be an inconvenience for users seeking assistance or wanting to connect.

Compliance 95/100

The site provides clear legal pages including a Privacy Policy and Terms of Service, demonstrating a commitment to user rights and compliance.

Infrastructure 90/100

The infrastructure is well-managed with robust DNS resolution, comprehensive email authentication (SPF, DMARC), a clean robots.txt, and fast page load times, ensuring reliable service delivery. The small sitemap is a minor point for consideration.

Signals Detected

[?]
Structured Data: None found

No structured data markup found

[+]
Tranco Rank: Rank #154

This is one of the most visited websites globally

[?]
Trustpilot: No Trustpilot profile

This business has no Trustpilot presence — not unusual for smaller or newer companies

[+]
Domain Age: 19 years, 1 months

Domain created 2006-06-08T22:11:40Z (19 years, 1 months ago)

[?]
Registrar: MarkMonitor Inc.

Registered through MarkMonitor Inc.

[+]
Domain Expiry: 2027-06-08T22:11:40Z

Expires in 413 days

[+]
DNSSEC: unsigned

DNSSEC status from WHOIS

[+]
DNS Resolution: 1 IP(s)

Resolves to: 192.0.77.40

[+]
Email (MX Records): 5 record(s)

Mail servers: aspmx.l.google.com., alt2.aspmx.l.google.com., alt1.aspmx.l.google.com., aspmx3.googlemail.com., aspmx2.googlemail.com.

[+]
SPF Record: Present

Domain has SPF email authentication configured

[+]
DMARC Record: Present

Domain has DMARC email authentication configured

[?]
Name Servers: 4 server(s)

DNS providers: ns2.tumblr.com., ns4.tumblr.com., ns1.tumblr.com., ns3.tumblr.com.

[+]
SSL Certificate: Valid

Valid certificate, expires in 47 days

[?]
Certificate Issuer: Let's Encrypt

Certificate issued by Let's Encrypt

[+]
TLS Version: TLS 1.3

Connection uses TLS 1.3

[+]
DNS Blacklists: Clean

Not found on any DNS blacklists

[+]
Branding: Complete

Site has custom branding and social media metadata

[+]
robots.txt: Present

robots.txt has 128 directives and references a sitemap

[+]
HSTS Header: Present

Site enforces HTTPS via HSTS

[+]
Content Security Policy: Present

Site has Content Security Policy configured

[+]
Clickjacking Protection: Present

X-Frame-Options: deny

[?]
Server: nginx

Web server: nginx

[+]
Google Web Risk: Clean

No threats detected by Google Web Risk

[?]
Sitemap: 3 pages

Sitemap found with 3 entries

[+]
Website Status: Online

Website is live and responding

[~]
Contact Info: Not found

No obvious contact information found on homepage

[+]
Legal Pages: Privacy & Terms found

Website has both privacy policy and terms of service pages

[~]
Social Media Presence: None found

No social media links found on homepage

[?]
Web Archive: Unable to check

Could not query Wayback Machine

[?]
Certificate Transparency: Unable to check

Could not query certificate transparency logs

[+]
Page Load Time: 666ms

Fast page load

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Navigating the digital landscape means constantly questioning the legitimacy of the platforms we use. When it comes to Tumblr, a well-known blogging and social media platform, users might ask: Is Tumblr safe? Our evaluation suggests a 'Mostly Safe' verdict, balancing its strong technical foundations with specific areas where users should exercise awareness. As a significant player in the social media space, established for over 19 years, Tumblr benefits from the inherent trust that comes with longevity and global recognition. Its infrastructure is solid, employing modern security protocols like TLS 1.3, and it's not flagged by Google Web Risk for any security threats. This robust technical backbone is crucial for any platform handling user-generated content. However, potential users should be mindful of the site's external reputation, specifically its low Trustpilot score. While this doesn't directly indicate a security risk, it often points to issues with customer support or content moderation, which can significantly impact user experience. For a social media site, where community and safe interaction are paramount, understanding user sentiment beyond technical checks is vital. Furthermore, the lack of prominently displayed contact information and social media links on the homepage for a platform of its nature is unusual. While corporate contact details might be tucked away in less obvious sections, easy access to support is a hallmark of user-friendly and accountable services. When engaging with Tumblr, maintain awareness of its user support mechanisms, especially if you encounter issues common to large social networking sites, such as content disputes or account management. Always familiarize yourself with its legal pages, like the Privacy Policy and Terms of Service, which are present and provide clarity on user rights and responsibilities.