Deltarunesim.com Scam Check: Blacklist Warning

October 27, 2026 at 3:48 PM

Suspicious Website

Leave a review

Checked by Website Reputation Checker

Table of Contents

Danger Zone

Risky Territory

Caution Advised

Trusted but Verify

Safe & Secure

Deltarunesim → Safety Check

First checked October 1, 2026 at 8:23 PM

Website content and technical signals analyzed

Method: automated checks.

Suspicious Website Gridinsoft currently classifies this site as Suspicious Website. The report highlights 5 blacklist detections, a very young domain (31 days), and no established public user-review history.

Figure 1. Trust signal radar for deltarunesim.com. Larger shaded area indicates stronger trust signals.

How we scored deltarunesim.com

Tech signals:

Web Application, Cloudflare Browser Insights

Positive signals:

verified profiles linked to this domain:Twitter Discord
an active SSL certificate (3 months)
presence in public traffic rankings

Negative signals:

security-provider warnings
multiple malware or phishing blacklist detections (5)
a relatively new domain (31 days)

4 /100

Trust Score

31 days

Domain Age

Location

External provider warnings

Last checked October 27, 2026 at 3:48 PM by Gridinsoft Trust Model v2.5.8

Share this report?

What is Deltarunesim?

According to its current page title, deltarunesim.com presents itself as “DELTARUNE Fight Simulator - Boss Fights and Boss Rush Online”. The sections below evaluate the site-specific reputation and technical findings.

This domain was registered September 26, 2026 at 1:32 PM through the company Cloudflare, Inc. (Personal information withheld).

For complaint

Is deltarunesim.com safe?

Use caution with deltarunesim.com. Its current Gridinsoft trust score is 4/100; review the site-specific findings below before use.

Why is deltarunesim.com marked "Suspicious Website"?

Gridinsoft's current assessment of deltarunesim.com is based on the domain-specific reputation, content, and technical signals listed in the report. Context considered alongside those findings includes a short domain history (31 days old). The listed status means the domain currently appears in Gridinsoft's own Threat List; it is not a consensus of external providers. 5 of 28 publicly displayed security sources report a warning. A separate license-restricted partner security signal also contributes to the automated assessment; its provider name and verdict cannot be displayed publicly under the source license.

Web Application

This site is configured as an installable web application (PWA-style behavior) with app-like interaction patterns.

Cloudflare Browser Insights

This website is proxied through Cloudflare's CDN/network and has Cloudflare Browser Insights enabled.

Blacklisted by Security Providers

Security intelligence signal: A security-provider signal contributes to the automated assessment of deltarunesim.com. Publicly displayable provider verdicts, when available, are reported separately; some source details may be restricted by license.

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.

Verified X Profile

Ownership verification confirms that this site controls the X profile @deltarunesim (Deltarune Fight Simulator) (153 followers, 1 following, 17 posts, listed 0 times, since 2024, no account badge).

Young Domain

deltarunesim.com was registered recently, which limits historical reputation data and long-term trust signals.

Listed by Gridinsoft

Gridinsoft Internet Security classified this site as unsafe. As a VirusTotal partner, our detections contribute to broader protection across tools and browsers.

External provider warnings: 5/28 Suspicious Website

This section shows what independent external 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.

alphaMountain.ai

Malicious

Forcepoint ThreatSeeker

Malicious

Seclookup

Malicious

SOCRadar

Suspicious

URLQuery

Suspicious

External provider results for Deltarunesim.com, last checked October 27, 2026. — VirusTotal

Domain Information

Created September 26, 2026 at 1:32 PM Updated: September 26, 2026 at 1:32 PM · Expires: September 26, 2027 at 1:32 PM

Domain Age 31 days Recently Registered

Registrant Personal information withheld Protected by Gridinsoft

Registration country Turkey

Registrar Cloudflare, Inc. IANA ID: 1910

Abuse Email [email protected]

Domain Status Add Period · Client Transfer Prohibited DNSSEC: UNSIGNED

Top Level Domain .com Generic TLD

Technical Details

IP Address 104.21.15.155

Hosting Provider AS13335 Cloudflare, Inc. US

Network AS13335 - Cloudflare, Inc.

SSL Certificate WE1 TLSv1.3 · Valid for: 3 months · from September 27, 2026 at 7:41 PM · to December 26, 2026 at 8:41 PM

Name Servers ridge.ns.cloudflare.com
zoe.ns.cloudflare.com

Content from the analyzed website

Quoted for security analysis. These statements belong to the source website and are not endorsed by Gridinsoft.

Original page title DELTARUNE Fight Simulator - Boss Fights and Boss Rush Online

Original description Play 300+ DELTARUNE and UNDERTALE fights online, free: every chapter's bosses, JEVIL, Spamton NEO, Sans, a boss rush, autoplay and replays. Fan-made, no download.

Primary Language

Profile

@deltarunesim · 153 followers · 2.1 years

Deltarune Fight Simulator · 1,425 members · 258 online

Mentioned hosts (7)

creativecommons.org discord.gg x.com cloudflareinsights.com github.com static.cloudflareinsights.com deltarunesim.com

Security Analysis

Detection Signatures

Web Application

Verified Services This domain has been verified by the following legitimate services and organizations, confirming authentic ownership and proper email security configuration.

Google Verification

How to block Deltarunesim.com?

Our Anti-Malware can automatically block access to deltarunesim.com if it is flagged as malicious.

Install and run the protection.
The program will block flagged domains and remove related threats.

Exclusion

If you believe deltarunesim.com is safe, you can add it to the exclusion list:

Open Gridinsoft Anti-Malware → Tools → Ignore List.
Go to the Internet tab and add deltarunesim.com.

See detailed instructions for more options.

Are You the Owner?

If you own Deltarunesim.com 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.

Leave a review

Share your real experience with deltarunesim.com. Is it a trustworthy site, or did you encounter any issues? The more detail you provide, the more helpful your review is for others!

Publication Tip

- Your feedback helps us improve our security scores.
- Detailed reviews describing your real-life experience have a much higher chance of being published.
- Your email remains confidential.

Signed in via Gridinsoft Portal · View profile

Your score for deltarunesim.com

5 4 3 2 1

Check another website

Verify the security of domains and services based on 10M+ real websites.

Suspicious Website

Latest Reports

Is This Your Website?

Think your website was scored unfairly? Request a reevaluation and our team will take another look.