Skip to main content

Is yollacalls.com a Scam? Security Check Results - Yolla Calls International OÜ

yollacalls.com Security Report Summary

yollacalls.com received a security score of 75 out of 100 in Guard's comprehensive security analysis, classified as "Moderate Risk". This report covers Yolla Calls International OÜ's website security posture. Yolla Calls International OÜ operates in the Telecommunications industry in Estonia.

Yolla Calls International OÜ operates a telecommunications service focused on providing affordable international calling and texting through its mobile app and web platform. Founded in 2014 and based in Estonia, Yolla targets international callers, expatriates, and travelers seeking cost-effective communication solutions. The company offers free calls between Yolla users and low-cost calls to any mobile or landline worldwide, supported by subscription offers and a reseller program. The website is professionally designed with clear navigation, mobile optimization, and comprehensive content including FAQs, offers, and social proof via Trustpilot reviews. Technically, the site uses modern frameworks such as Next.js and Material UI, integrates Google Tag Manager for analytics, and employs CookieYes for cookie consent management. Security posture is good with HTTPS enforced and no evident vulnerabilities, though some security headers could be improved and a formal security policy is absent. Privacy compliance is strong with clear privacy and cookie policies and GDPR adherence. Overall, the site presents a trustworthy and mature business with a solid digital presence.

The security scan identified 23 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: React, Next.js, Material UI, Google Tag Manager, CookieYes.

About this security scan

Guard performs automated security assessments of websites by analyzing SSL/TLS certificates, HTTP security headers, DNS configuration, email authentication protocols (SPF, DKIM, DMARC), GDPR compliance indicators, NIS2 directive compliance, network exposure, and AI-powered business intelligence. Each report provides domain-specific findings, risk scores, and actionable recommendations.

yollacalls.com favicon

Is yollacalls.com Safe? Security Analysis for Yolla Calls International OÜ

http://yollacalls.com

Check if yollacalls.com is a scam or legitimate. Free security scan and reviews.

TelecommunicationsEstoniamedium
ReactNext.jsMaterial UIGoogle Tag ManagerCookieYes
Analyzed 6/25/2025Completed 10:00:59 PM9mo ago
75
Security Score
MEDIUM RISK

10,000+

Domains scanned

500+

Security teams trust us

EveryPay

Secure checkout

Instant

Reports delivered

Professional PDF & Marketing Data

Get the professional PDF report for yollacalls.com

Export this security analysis as a professional PDF document, receive it via email, and access marketing intelligence data including contact emails and phone numbers. One-time purchase for lifetime access.

PDF Report & Export

PDF download, email delivery, unlock code

39.90 €one-time • Incl. 21% VAT

Marketing Intelligence

Contact emails, phone numbers & warm leads

49.90 €one-time • Incl. 21% VAT

Plan Comparison

FeaturePDF ReportMarketing+
Full security analysis
Professional PDF export
Email delivery
Lifetime access + unlock code
Contact emails & phones
Marketing outreach data

Already purchased?

Order summary

Domainyollacalls.com
Access tierFull report or marketing add-on

Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.

VisaMastercardApple PayGoogle Pay

Secure payments processed via EveryPay. Prices in EUR; Incl. 21% VAT.

SEQ SIA

Lastadijas 12 k-3, Riga, Latvia, LV-1050

Reg. No. 40203410806 • VAT LV40203410806

Support: guard@offseq.com+371 2256 5353

AI Summary

Yolla Calls International OÜ operates a telecommunications service focused on providing affordable international calling and texting through its mobile app and web platform. Founded in 2014 and based in Estonia, Yolla targets international callers, expatriates, and travelers seeking cost-effective communication solutions. The company offers free calls between Yolla users and low-cost calls to any mobile or landline worldwide, supported by subscription offers and a reseller program. The website is professionally designed with clear navigation, mobile optimization, and comprehensive content including FAQs, offers, and social proof via Trustpilot reviews. Technically, the site uses modern frameworks such as Next.js and Material UI, integrates Google Tag Manager for analytics, and employs CookieYes for cookie consent management. Security posture is good with HTTPS enforced and no evident vulnerabilities, though some security headers could be improved and a formal security policy is absent. Privacy compliance is strong with clear privacy and cookie policies and GDPR adherence. Overall, the site presents a trustworthy and mature business with a solid digital presence.

Detected Technologies

ReactNext.jsMaterial UIGoogle Tag ManagerCookieYes

7 urgent findings need attention

7 high

Continuous monitoring

Keep yollacalls.com under constant watch

Guard tracks your live infrastructure daily: certificate expiry, DNS & mail authentication drift, uptime changes, subdomain inventory, and unexpected tracker or content shifts. A full timeline captures every diff so you can prove remediation and spot regressions instantly.

Security drift alerts

Risk score drops, new high-severity issues, and header hardening gaps

Compliance watch

GDPR / NIS2 posture changes with governance evidence snapshots

Infrastructure surface

Unexpected open services, SSL expiry, DNS & email authentication changes

Content & tracker intelligence

Marketing tech shifts, analytics drift, and AI recommendation updates

25 €
per month · billed securely via EveryPay
Less than 1 € / day — cheaper than a single incident response hour

Cancel anytime. Alerts sent to the contacts you choose. Unlock the full report to view historical timelines and alerts.

Purchase to access the monitoring timeline, JSON diffs, alert history, and PDF export for yollacalls.com.

Security Headers

4 findings

70/100

GDPR Compliance

3 findings

65/100

NIS2 Compliance

8 findings

17/100

Email Security

3 findings

85/100

🧠AI Business Intelligence

Technology stack, business insights, and market analysis powered by AI.

Business Intelligence

Market & Strategic Analysis

Yolla positions itself as a competitive player in the international telecommunications market by focusing on affordability and accessibility. Its freemium model encourages user acquisition through free Yolla-to-Yolla calls and incentivizes paid usage with low rates and welcome offers. The reseller program expands revenue streams and market reach. The company leverages partnerships such as Yolla eSIM to enhance service offerings. Social media engagement and Trustpilot integration support brand trust and customer feedback. The business model is sustainable with recurring revenue from subscriptions and credit purchases. The target audience includes global migrants, travelers, and cost-conscious consumers. The company’s Estonia base aligns with its international scope and regulatory compliance. No parent or subsidiary companies were identified, indicating an independent operation.

Extracted Contact Information

Marketing Intelligence Data

Security Posture Analysis

Comprehensive Security Assessment

The website demonstrates a solid security foundation with HTTPS enabled and clientTransferProhibited domain status protecting against unauthorized transfers. Payment processing is outsourced to third parties, reducing direct exposure to sensitive financial data. Cookie consent is managed via CookieYes, supporting privacy compliance. However, the absence of explicit security headers like Content-Security-Policy and X-Frame-Options suggests room for enhancement. No security.txt or incident response contacts were found, which could improve vulnerability management transparency. No exposed sensitive data or vulnerable libraries were detected. Overall, the security posture is good but could benefit from formalized policies and additional HTTP security headers to strengthen defenses.

Strategic Recommendations

Priority Actions for Security Improvement

1

Implement and enforce comprehensive HTTP security headers including Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

Yolla Calls International OÜ

Description:

Yolla provides an international calling app that allows users to make cheap international calls to any mobile or landline phone worldwide. It offers free calls between Yolla users and low-cost calls to other phones using internet connectivity.

Key Services:
International callsInternational SMS textingMobile top-upsReseller program
Content Quality:

good

Branding:

consistent

Technical Stack

Technologies:
ReactNext.jsMaterial UIGoogle Tag ManagerCookieYes
Frameworks:
Next.jsMaterial UI
Platforms:
WebiOSAndroid
Performance:

moderate

Mobile:

good

Accessibility:

basic

SEO:

good

Security Assessment

Security Score:
80/100
Best Practices:
  • HTTPS enforced
  • No bank card data stored on site
  • Use of third-party payment processors
  • Cookie consent banner implemented

Analytics & Tracking

Services:
Google Tag Manager
Tracking Level:moderate
Privacy Compliance:good

Advertising & Marketing

Tracking Pixels:
CookieYes
Marketing Tools:
Trustpilot widget
Transparency Level:basic

Website Quality Assessment

Design Quality:good
User Experience:good
Content Relevance:good
Navigation Clarity:good
Professionalism:good
Trustworthiness:high

Key Observations

1

Website is fully accessible with rich content and no blocking detected

Get this report delivered to your inbox

Receive a summary of the yollacalls.com security findings by email. Quick and easy to share with decision makers.

🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

70/100
Score

Weak Strict-Transport-Security configuration

LOW

Current value: "max-age=15724800"

Missing Content-Security-Policy header

HIGH

Controls resources the browser is allowed to load

Missing Referrer-Policy header

LOW

Controls referrer information sent with requests

Sensitive data may be cached

LOW

Cache-Control header should include "no-store" for sensitive pages

👤GDPR Compliance

Privacy and data protection assessment under GDPR regulations.

GDPR Compliance

Privacy and data protection assessment

65/100
Score

No Cookie Policy found

HIGH

GDPR requires clear information about cookie usage

No Cookie Consent Banner found

HIGH

GDPR requires explicit consent for non-essential cookies

No Data Protection Officer mentioned

LOW

Large organizations may need to designate a DPO under GDPR

GDPR Compliance Analysis

Privacy Policy85% confidence
Cookie Policy0% confidence
Contact Information Found90% confidence
emailphone

🛡️NIS2 Compliance

Network & Information Security Directive compliance assessment.

NIS2 Compliance

Network & Information Security Directive

17/100
Score

No information security framework found

HIGH

NIS2 requires documented cybersecurity and information security measures

No vulnerability disclosure policy

MEDIUM

NIS2 encourages coordinated vulnerability disclosure

No security policy documentation found

HIGH

NIS2 requires documented cybersecurity governance and risk management

No incident response procedures found

HIGH

NIS2 requires documented incident response and business continuity plans

No business continuity planning found

MEDIUM

NIS2 emphasizes operational resilience and business continuity

No security contact information

HIGH

NIS2 requires clear incident reporting channels

No vulnerability reporting mechanism

MEDIUM

Clear vulnerability reporting supports coordinated disclosure

No NIS2 reference found

LOW

Consider explicitly mentioning NIS2 compliance efforts

Need this report as a PDF?

Download the complete yollacalls.com security analysis as a professional PDF. Share it with your team, clients, or stakeholders.

📧Email Security

SPF, DKIM, and DMARC validation and email security assessment.

Email Security

SPF, DKIM, and DMARC validation

85/100
Score

No BIMI Record

LOW

BIMI displays brand logos in email clients

No MTA-STS Policy

MEDIUM

MTA-STS enforces TLS for email delivery

No TLS-RPT Record

LOW

TLS-RPT provides reporting for email TLS issues

SPF
Sender Policy Framework
DKIM
DomainKeys Identified Mail
DMARC
Domain-based Message Authentication
MX Records
Mail Exchange Records
BIMI
Brand Indicators
MTA-STS
Mail Transfer Agent Security
TLS-RPT
TLS Reporting
DNSSEC
DNS Security
SPF Details
Record:
v=spf1 redirect=_spf.yollacalls.com
DNS Lookups:0/10
Policy:all
DKIM Selectors Found
Selector:k1(1296-bit rsa)
Selector:mail(1296-bit rsa)
Selector:s1(1440-bit rsa)
DMARC Details
Policy:quarantine
Subdomain Policy:none
Aggregate Reports:dmarc-report@yollacalls.com
Forensic Reports:dmarc-report@yollacalls.com

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

100/100
Score

Partial SSL/TLS Assessment

LOW

Completed 2 of 4 security checks due to time constraints

Certificate Details

Subject:*.yollacalls.com
Issuer:Sectigo Public Server Authentication CA DV R36
Valid Until:7/9/2026 (378 days)
SANs:*.yollacalls.com, yollacalls.com

OCSP Status

OCSP Stapling Disabled

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

80/100
Score

DNSSEC Not Enabled

MEDIUM

DNSSEC is not configured for this domain

CAA Records Not Configured

LOW

Certificate Authority Authorization (CAA) records not found

Domain Delete Lock Not Enabled

LOW

Domain can be deleted without additional verification

Domain Registration Details

Domain Age
10 years(mature)
Expiry Risk
low(expired)
Protection Level
basicDNSSEC OFF

DNS Records

A Records:154.48.203.131
AAAA Records:2a0d:e500:1:0:154:48:203:131
Name Servers:
ns1.yollacalls.com
ns3.yollacalls.com
ns4.yollacalls.com
MX Records:
30: simba.yollacalls.com
10: titan.yollacalls.com
SOA:Serial: 2025052756, TTL: 900s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:113ms

SPF Analysis

SPF Record:
v=spf1 redirect=_spf.yollacalls.com

Network Security

Port scanning and network exposure analysis.

Network Security

Port scanning and network exposure analysis

100/100
Score

Good Network Security Posture

LOW

No unnecessary services detected on common risky ports

How does yollacalls.com compare?

See how yollacalls.com stacks up against similar websites in the same industry.

🔧Technical Analysis

Detailed technical findings and analysis from AI assessment.

Technical Analysis

Comprehensive security assessment findings

Additional Findings

The website is built on a modern React and Next.js framework with Material UI for consistent styling and responsive design. It uses Google Tag Manager for analytics and CookieYes for cookie consent management, indicating a mature approach to user tracking and privacy. The site loads multiple optimized fonts and images with responsive srcsets, supporting good performance and mobile experience. The presence of structured data (JSON-LD) improves SEO and rich snippet eligibility. Hosting details are not explicit but the domain registrar is reputable. Performance is moderate with potential for optimization in script loading and caching. The site is well-structured with clear navigation and multilingual support. Technical risks are minimal but could be reduced by improving security headers and formalizing security policies.
Professional PDF & Marketing Data

Download the yollacalls.com report as PDF

Get the complete analysis in a shareable PDF format, delivered instantly to your email with lifetime access.

PDF Report & Export

PDF download, email delivery, unlock code

39.90 €one-time • Incl. 21% VAT

Marketing Intelligence

Contact emails, phone numbers & warm leads

49.90 €one-time • Incl. 21% VAT

Plan Comparison

FeaturePDF ReportMarketing+
Full security analysis
Professional PDF export
Email delivery
Lifetime access + unlock code
Contact emails & phones
Marketing outreach data

Already purchased?

Order summary

Domainyollacalls.com
Access tierFull report or marketing add-on

Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.

VisaMastercardApple PayGoogle Pay

Secure payments processed via EveryPay. Prices in EUR; Incl. 21% VAT.

SEQ SIA

Lastadijas 12 k-3, Riga, Latvia, LV-1050

Reg. No. 40203410806 • VAT LV40203410806

Support: guard@offseq.com+371 2256 5353

Scan your own website

Liked the yollacalls.com report? Run the same comprehensive security analysis on your domain — free, instant, and no sign-up required.

Or browse our directory of >10,000 scanned websites.

⭐ Verified Community Reviews

What others say about yollacalls.com

Share your experience to help others make informed decisions. We verify every review by email and publish it once our moderation team approves it.

Overall rating
Select a rating
4000 characters remaining

We’ll email you to confirm your review and keep your details private.

Community rating

out of 5

0 reviews published

Loading reviews…

How did we do?

Your feedback directly shapes our roadmap. Rate the quality of this report, leave an optional comment, and let us know if you want our security specialists to follow up.

Overall report quality
Select a rating
2000 characters remaining

We only use your feedback to improve Guard reports. Contact details are never shared.

Analyze Another Website