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Pdfguru.online Suspicious Website

July 21, 2026 at 9:46 PM
Suspicious Website
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Checked by Website Reputation Checker
Table of Contents
Danger Zone
Risky Territory
Caution Advised
Trusted but Verify
Safe & Secure

Pdfguru → Safety Check

First checked November 7, 2025 at 7:28 AM
Website content and technical signals analyzed
Method: automated checks.
Every website owner can claim their profile for free and engage with reviewers.
Suspicious Website This site is classified as Suspicious Website based on multiple risk signals, including 2 blacklist detections and a low 1.4/5 user rating from 51 reviews.
Trust signal radar Normalized trust signals for pdfguru.online Domain Maturity: 516 days Domain Maturity Warning Cleanliness: 1 detections Warning Cleanliness Safety Level: 3 negative tags, 2 warning signals Safety Level Positive Signals: 0 positive signals Positive Signals Popularity: Estimated low traffic without Tranco or social profile data Popularity Trust Zone: .online Trust Zone Operational Signals: 1 detected services Operational Signals Location Credibility: Hosting country JP Location Credibility
Figure 1. Trust signal radar for pdfguru.online. Larger shaded area indicates stronger trust signals.

How we scored pdfguru.online

Tech signals:
Advertising Network, Sonner Notification Component
Negative signals:
  • security-provider warnings
  • a low third-party reputation score
  • low third-party review ratings
Positive signals:
  • an active SSL certificate (3 months)
  • a domain age of 17 months
Review sentiment:
Negative
1.4 / 5 ★☆☆☆☆
Based on analysis of 51 reviews from public sources.
14 /100
Trust Score
17 months
Domain Age
JP
Location
2
Provider warnings
Last checked July 21, 2026 at 9:46 PM by Gridinsoft Trust Model v2.5.0

What is Pdfguru?

Our system marks Pdfguru.online as suspicious. The decision is based on a cluster of weak trust signals, not one isolated event.

Examples we frequently observe in this group: ownership data that cannot be verified, support pages with no workable contacts, reused template content, and redirects/scripts that do not match the visible site purpose. Each item alone may be explainable. Together, they increase user risk.

Pdfguru.online
Figure 2. Website screenshot for Pdfguru.online. 2026-07-22 00:46:30

Recommended handling: treat this domain as untrusted. View pages only, avoid sign-in, avoid payments, and do not download files unless the source can be independently confirmed.

This domain was registered 1 year ago through the company GMO Internet, Inc. and had the owner Whois Privacy Protection Service by onamae.com.
For complaint

Is pdfguru.online safe?

— Unfortunately, not likely.

🚨 Gridinsoft blocks this website because it was classified as suspicious website.

pdfguru.online has a blacklist warning and a 14/100 trust score. Verify the site identity before use and avoid sending sensitive or payment data.

Why is pdfguru.online marked "Suspicious Website"?

Gridinsoft evaluates pdfguru.online, focusing on hidden ownership details, limited website popularity, suspicious content indicators (Low Scamadviser Score, Blacklisted), hosting technology and infrastructure, SSL certificate status, website reputation across multiple databases, customer reviews from various independent platforms (51 reviews). We weigh these indicators to calculate the trust score.

Note: Automated systems are not perfect — while the evidence suggests risk, there is still a chance the site is legitimate. We recommend you check the website using detailed analysis or by contacting the company directly through verified channels.

Pdfguru Digital Footprints

A structured view of the site's detected themes, page signals, and related online footprint elements.

Registration Form

This 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.

Advertising Network
Google Tag Manager

This website uses Google Tag Manager to add and update tracking tags on its website.

Sonner Notification Component
Low Scamadviser Score

Independent security assessment from Scamadviser indicates pdfguru.online has received a low trust rating, suggesting potential security risks or operational concerns requiring user caution.

Blacklisted

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

Color Guide
  • Requires special attention Marks high-risk findings that should be reviewed first.
  • Exercise caution Highlights areas involving user data, payments, or permissions.
  • Positive indicators Shows trust signals that support the site's reliability.
  • Neutral General context that does not increase or reduce risk on its own.

Provider warnings: 2/28 Suspicious Website

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.

Gridinsoft Threat List
Warned
Scamadviser
Warned
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

Pdfguru.online blocked? Check the provider verdict report created on December 6, 2025

Domain Information

Created February 20, 2025 at 1:58 PM Updated: February 24, 2026 at 11:51 PM · Expires: February 20, 2027 at 12:00 AM
Domain Age 17 months
Registrant Whois Privacy Protection Service by onamae.com JP (Japan) · Privacy Protected
Registrar GMO Internet, Inc. IANA ID: 49
Abuse Email [email protected]
Domain Status Client Transfer Prohibited DNSSEC: UNSIGNED
Top Level Domain .online Generic TLD

Technical Details

IP Address 191.96.144.5
Hosting Provider Hostinger International Limited Asheville, North Carolina, US
Network AS47583 - Hostinger International Limited Hosting
SSL Certificate YE2 TLSv1.3 · Valid for: 3 months · from June 16, 2026 at 1:43 AM · to September 14, 2026 at 1:43 AM
Name Servers athena.dns-parking.com
apollo.dns-parking.com

Content Analysis

Website title PDF Guru — Free Online PDF Tools | Merge, Compress, Convert PDF Free
Website description Every PDF tool you need in one place. Merge, split, compress, convert PDF to Word, JPG, Excel and more. 100% free, no signup, works in your browser.
Primary Language
Mentioned hosts (10)
www.google-analytics.com googleads.g.doubleclick.net ep1.adtrafficquality.google www.google.com fonts.gstatic.com www.googletagmanager.com pagead2.googlesyndication.com fonts.googleapis.com ep2.adtrafficquality.google pdfguru.online

Security Analysis

Detection Signatures
Registration Form
Verified Services This domain has been verified by the following legitimate services and organizations, confirming authentic ownership and proper email security configuration.
Google Verification Domain ownership verified by Google.

How to block Pdfguru.online?

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

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

Exclusion

If you believe pdfguru.online is safe, you can add it to the exclusion list:

  1. Open Gridinsoft Anti-Malware → Tools → Ignore List.
  2. Go to the Internet tab and add pdfguru.online.

See detailed instructions for more options.

Are You the Owner?

If you own Pdfguru.online 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

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Publication Tip

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Gridinsoft Portal
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Your score for pdfguru.online
14
points /100
The score is based on a 1-100 scale, with 100 being the most reputable.
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