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Smsu.io Phishing

September 7, 2026 at 3:26 PM
Phishing
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Checked by Website Reputation Checker
Table of Contents
Danger Zone
Risky Territory
Caution Advised
Trusted but Verify
Safe & Secure

Smsu → Safety Check

First checked March 18, 2026 at 4:58 AM
Website content and technical signals analyzed
Method: automated checks.
Every website owner can claim their profile for free and engage with reviewers.
Phishing This site is classified as Phishing based on multiple risk signals, including 2 blacklist detections and no established public user-review history. These risks are driven by active warning signals despite the site's longer domain history.
Trust signal radar Normalized trust signals for smsu.io Domain Maturity: 2029 days Domain Maturity Warning Cleanliness: 2 detections Warning Cleanliness Safety Level: 2 negative tags, 2 warning signals Safety Level Positive Signals: 3 positive signals Positive Signals Popularity: Estimated low traffic without Tranco or social profile data Popularity Trust Zone: .io Trust Zone Operational Signals: 0 detected services Operational Signals Location Credibility: Hosting country AU Location Credibility
Figure 1. Trust signal radar for smsu.io. Larger shaded area indicates stronger trust signals.

How we scored smsu.io

Tech signals:
Web Application, Facebook Integration, Extended Data
Negative signals:
  • security-provider warnings
  • multiple malware or phishing blacklist detections (2)
  • a redirect to another domain (www.clicksend.com)
  • unclear social-profile authenticity
  • limited independent reputation data
Positive signals:
  • a long-term domain history (5.6 years)
  • an active SSL certificate (3 months)
  • multi-language support
  • extended data
Final destination:
https[:]//www.clicksend.com/us/?r=smsu
4 /100
Trust Score
5.6 years
Domain Age
AU
Location
2
External provider warnings
Last checked September 7, 2026 at 3:26 PM by Gridinsoft Trust Model v2.5.3

What is Smsu?

We flagged Smsu.io as phishing. The page behavior matches a common credential-theft flow: impersonation first, urgency second, data request last.

Typical prompts on sites like this include account alerts, failed-delivery notices, or "verify now" dialogs asking for passwords, card numbers, or one-time codes. Do not submit credentials here. Open the real service in a new tab and check your account directly.

Smsu.io
Figure 2. Website screenshot for Smsu.io. 2026-09-07 18:26:38
This domain was registered February 17, 2021 at 12:47 AM through the company Gandi SAS and had the owner Gridinsoft privacy protected.
For complaint

Is smsu.io safe?

— Unfortunately, not likely.

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

smsu.io has a blacklist warning and a 4/100 trust score. Verify the site identity before use and avoid sending sensitive or payment data.

Why is smsu.io marked "Phishing"?

Gridinsoft evaluates smsu.io, focusing on limited website popularity, suspicious content indicators (Blacklisted, Fake Social Media Links - Risk), hosting technology and infrastructure, SSL certificate status, website reputation across multiple databases, customer reviews from various independent platforms. 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.

Smsu Digital Footprints

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

Registration Form

Automated page analysis detected form or data-entry functionality on smsu.io. Forms can involve user-submitted information, so verify ownership and privacy terms before entering data.

Multilanguage

The website provides multi-language support, demonstrating international accessibility and commitment to diverse user populations. Multi-language implementation typically indicates professional development standards and global operational scope, representing a positive trust indicator.

Web Application

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

Google Tag Manager

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

Facebook Integration
Extended Data

This site includes extended structured page data about entities, offerings, or site metadata.

Redirects to Another Domain

smsu.io redirects visitors to a different domain. This can be legitimate in some migrations or forwarding setups, but it reduces transparency for users evaluating the original address.

Established Domain

This site has maintained active domain presence over time, indicating operational continuity.

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.

Fake Social Media Links - Risk

smsu.io: Automated analysis found social media icons or links that did not lead to recognizable public profiles. This can result from outdated, incomplete, or template-based content. Check the links directly before relying on them to confirm the site's public presence.

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.

External provider warnings: 2/27 Phishing

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
Chong Lua Dao
Malicious

External provider results for Smsu.io, last checked September 6, 2026. — VirusTotal

Domain Information

Created February 17, 2021 at 12:47 AM Updated: August 12, 2026 at 9:54 AM · Expires: February 17, 2027 at 12:47 AM
Domain Age 5.6 years
Registrant Gridinsoft privacy protected AU (Australia)
Registrar Gandi SAS IANA ID: 81
Abuse Email [email protected]
Domain Status Client Transfer Prohibited DNSSEC: UNSIGNED
Top Level Domain .io Generic TLD

Technical Details

HTTP status 404
IP Address 32.237.16.33
Hostname ec2-32-237-16-33.ap-southeast-2.compute.amazonaws.com
Hosting Provider AS16509 Amazon.com, Inc. Sydney, New South Wales, AU
SSL Certificate YR2 TLS 1.2 · Valid for: 3 months · from July 25, 2026 at 7:47 PM · to October 23, 2026 at 7:47 PM
Name Servers ns-1154.awsdns-16.org
ns-1637.awsdns-12.co.uk
ns-431.awsdns-53.com
ns-607.awsdns-11.net

Content Analysis

Website title ClickSend | Business SMS and MMS via Web, Integration or API | United States
Website description Communicate with your customers and staff via SMS and MMS with ClickSend United States. From single to scale by web app, API or integration.
Available languages
Mentioned hosts (37)
segment-api.clicksend.com www.googletagmanager.com dashboard.clicksend.com ad.doubleclick.net www.clicksend.com js.intercomcdn.com widget.intercom.io snap.licdn.com try.clicksend.com static.hotjar.com script.hotjar.com analytics.google.com smsu.io vc.hotjar.io integrations.clicksend.com and 22 more

Security Analysis

Detection Signatures These signatures are used to generate the security fingerprint below.
Registration Form Web Application Fake Social Media Links - Risk
Security Fingerprint Unique identifier based on site analysis
dakota-muppet-alabama-kitten
Signs You're Dealing With an Online Scam
Signs You're Dealing With an Online Scam
Scammers have devised new ways to deceive users, and what was relevant ten years ago may not be applicable today. In this post, we have compiled the most current types of online scams.
Read Now

How to block Smsu.io?

Our Anti-Malware can automatically block access to smsu.io 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 smsu.io 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 smsu.io.

See detailed instructions for more options.

Are You the Owner?

If you own Smsu.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.

Leave a review

Share your real experience with smsu.io. 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

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Your score for smsu.io

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