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SDK - Süddeutsche Krankenversicherung a. G. Review – Is it Safe and Legit?

SDK - Süddeutsche Krankenversicherung a. G.
3.5
The Overall Trust Index is based on multiple factors, including the following individual metrics:
  • Domain Stability Score (measuring domain age and reliability),
  • User Reviews Score (aggregating positive and negative feedback from trusted sources like Trustpilot),
  • Customer Loyalty Index (reflecting customer retention and satisfaction),
  • Popularity Score (tracking online searches and mentions),
  • and the Web Mention Index (analyzing the number of referring domains and online references).
Each score is evaluated on a 5-point scale. Learn the assessment criteria in details
Claim profile
Fellbach, Germany
Registration address
https://www.sdk.de
Declared official website
This website is declared as official by the entity it represents. However, we recommend users exercise caution and independently verify the company's authenticity before providing personal data or taking any actions. Any risks associated with sharing information on this site are solely the responsibility of the user. We are not liable for any potential losses or consequences resulting from interactions with this website.
Oleg Tkachenko
By the TU analytical team led by Oleg Tkachenko
Updated on June 3, 2026

We evaluate SDK - Süddeutsche Krankenversicherung a. G. based on key metrics such as domain stability, user reviews, customer loyalty, popularity and web mentions. Our analysis provides a snapshot of how SDK - Süddeutsche Krankenversicherung a. G. is performing, helping you understand whether it’s building trust, maintaining customer loyalty, or facing challenges.

SDK - Süddeutsche Krankenversicherung a. G. Trust Tracker
Overall Trust Index
The Overall Trust Index is based on multiple factors, including the following individual metrics:
  • Domain Stability Score (measuring domain age and reliability),
  • User Reviews Score (aggregating positive and negative feedback from trusted sources like Trustpilot),
  • Customer Loyalty Index (reflecting customer retention and satisfaction),
  • Popularity Score (tracking online searches and mentions),
  • and the Web Mention Index (analyzing the number of referring domains and online references).
Each score is evaluated on a 5-point scale. Learn the assessment criteria in details
3.5/5
User Reviews Score
This score is derived specifically from verified user ratings on Trustpilot, offering insight into customer satisfaction.
3.1/5
Customer Loyalty Index
This index reflects the level of customer loyalty to a company based on the ratio of positive to negative reviews, while also factoring in the company’s responses to negative feedback. This parameter helps evaluate how satisfied customers are with the company's products or services.
2.5/5
Popularity Score
The popularity score is based on website traffic, user engagement statistics, compared to previous periods to evaluate growth or decline. The data was obtained using Similarweb, a comprehensive SEO platform that provides insights into website performance, keyword analysis, and competitive research
5/5
Web Mention Index
This index measures how frequently a company or its website is mentioned across external sites, typically through referring domains. This index reflects the online visibility and reputation of the company, indicating how often it is cited or discussed in various digital platforms.
5/5
Domain Stability Score
This score assesses the reliability and consistency of a domain over time, typically based on factors such as the age of the domain, the frequency of ownership changes, and any periods of downtime or suspension. A high score indicates that the domain has been stable, with consistent operation and ownership, which can suggest trustworthiness and longevity in the digital space.
N/A

Top 5 Countries Where SDK - Süddeutsche Krankenversicherung a. G. is Popular

We analyzed the popularity of SDK - Süddeutsche Krankenversicherung a. G. across various countries over the past month to identify where it's most in demand. The data, sourced from Ahrefs, highlights regions where the brand is recognized and attracts interest, offering a general view of its performance in different markets.

*The chart shows monthly website visitors.

What are SDK - Süddeutsche Krankenversicherung a. G. Reviews?

User Reviews Score
This score is derived specifically from verified user ratings on Trustpilot, offering insight into customer satisfaction.
3.1 /5
According to Trustpilot data
We use reviews from Trustpilot because it is one of the leading platforms for independent customer ratings. It provides verified data, helping to objectively assess a company's reputation and identify its strengths and weaknesses.
, users have left 655 reviews about the company. The most recent review was posted on 3 June 2026, and the overall Trustpilot rating for SDK - Süddeutsche Krankenversicherung a. G. is 3.1.
3.1 /5
rate of 655 reviews
5-star
32.06%
4-star
5.34%
3-star
3.66%
2-star
8.55%
1-star
50.38%
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Customer Loyalty and Perception of SDK - Süddeutsche Krankenversicherung a. G.

Customer Loyalty Index
This index reflects the level of customer loyalty to a company based on the ratio of positive to negative reviews, while also factoring in the company’s responses to negative feedback. This parameter helps evaluate how satisfied customers are with the company's products or services.
2.5 /5

The trust and satisfaction index for SDK - Süddeutsche Krankenversicherung a. G. is derived from the ratio of positive to negative reviews, offering a clear measure of customer loyalty and overall sentiment. Built on data from Trustpilot, a globally recognized platform for consumer feedback, this index provides valuable insight into how the brand is perceived by its customers. A high ratio of positive reviews signals strong loyalty, while a prevalence of negative feedback highlights areas for improvement in the customer experience.

  • How Does SDK - Süddeutsche Krankenversicherung a. G. Show Up in Online Feedback?

    According to currently available reviews, negative feedback predominates for SDK - Süddeutsche Krankenversicherung a. G.. This may indicate elevated risks related to trust and customer experience and can be taken into account by users when independently evaluating the company.

    According to current data, SDK - Süddeutsche Krankenversicherung a. G. monitors customer reviews, which shows attention to feedback and a readiness to address client concerns.

  • Why do reviews for SDK - Süddeutsche Krankenversicherung a. G. show mixed sentiment?

    While 386 users have had poor experiences with SDK - Süddeutsche Krankenversicherung a. G.,, 245 users have found a few redeeming qualities.

    Top 5 reasons behind the mixed sentiment:

    Customer support varies While some users praise quick and helpful responses, others report delays or unhelpful agents. The inconsistency in support quality leads to differing experiences.
    Non-transparent pricing Hidden charges or vague terms frustrate some users.
    Security concerns Some users feel their data may not be adequately protected.
    Delays in Service Delivery Important processes like verification, document handling, or transactions take too long.
    Communication quality varies Clients often cite clear and proactive communication as a strong point, but others complain about vague instructions, delayed updates, or difficulty getting clarity.

Are SDK - Süddeutsche Krankenversicherung a. G.'s services gaining or losing popularity?

Popularity Score
The popularity score is calculated using website traffic and user engagement statistics, compared with the industry average. The data is sourced from Similarweb, a leading SEO and digital intelligence platform that provides insights into website performance, keyword trends, and competitive benchmarking.
5 /5
We compared the average website traffic of SDK - Süddeutsche Krankenversicherung a. G. over the past four calendar months with the industry benchmark for the Health Insurance Companies category, which currently stands at 15646
The industry average for website traffic in the Health Insurance Companies category is based on a trimmed analysis that excludes outliers. This benchmark is calculated using data from trusted sources such as SimilarWeb.
, to assess the company’s relative visibility and competitive standing.

According to Similarweb data for May 2026, the website recorded 52,030 visits last month, providing insights into its current online presence and traffic dynamics.

Dynamics of site visits over the past 12 months

While the primary evaluation relies on comparing the company with its industry peers, it is equally valuable to observe its traffic dynamics over time.

Over the last year, website traffic has surged by 4,354.62% , indicating a dramatic increase in the popularity of SDK - Süddeutsche Krankenversicherung a. G.'s services. Such substantial growth suggests that SDK - Süddeutsche Krankenversicherung a. G. has made significant strides in the market, likely due to a combination of effective promotions, excellent customer experiences, and strong word-of-mouth. This rapid rise in traffic signals that SDK - Süddeutsche Krankenversicherung a. G. is capturing considerable market attention and could continue to expand at this accelerated pace.

Disclaimer:

Website traffic is an additional source of information for evaluating a company's popularity, but it should not be solely relied upon, as other factors may also influence these metrics.

SDK - Süddeutsche Krankenversicherung a. G.’s Recognition and Trust in the Digital Space

Web Mention Index
This index measures how frequently a company or its website is mentioned across external sites, typically through referring domains. The data, sourced from Serpstat, reflects the online visibility and reputation of the company, indicating how often it is cited or discussed in various digital platforms.
5 /5

Backlinks (links from other websites) show how well-known and trusted a company is online. However, the quality of these links is more significant than the quantity. The more high-quality sites link to SDK - Süddeutsche Krankenversicherung a. G.’s website, the higher its credibility in the eyes of customers and partners. This can indicate that the company is recognized as reliable and popular in its industry.

In our analysis, we filter out low-quality sites and focus exclusively on backlinks from trusted, authoritative sources. We have tracked the number of these high-quality sites linking to https://www.sdk.de and monitored changes over the past month. This metric is crucial for assessing how widely the brand is recognized and how much trust it holds in the digital space.

The domain https://www.sdk.de has 486 referring domains.
*Referring domains data sourced from Serpstat
The average number of referring domains in the ‘Health Insurance Companies’ category is 277
In the Health Insurance Companies category, the assessment of referring domains is based on analyzing their distribution across industry players.

Instead of relying on a simple average, the methodology identifies the range that represents the majority of companies, excluding the influence of outliers.

This approach, supported by data from SEO tools such as Ahrefs, Serpstat and SimilarWeb, provides an accurate benchmark for evaluating industry performance.
SDK - Süddeutsche Krankenversicherung a. G.’s backlink profile is significantly higher than the industry average, which is a clear sign of exceptional trust and authority. This suggests that SDK - Süddeutsche Krankenversicherung a. G. is not only a dominant player in its market but also a highly reliable and respected brand. With such a strong digital presence, SDK - Süddeutsche Krankenversicherung a. G. is likely viewed as a safe and authoritative choice by both consumers and business partners.
Note:

Companies with backlink profiles far above the average are industry leaders and are trusted significantly more than competitors, making them standout choices in the market.

Recognition and Trust
in the Digital Space (%)
*Trust level based on unique referring domains
The industry average is set at 100%, and companies are compared against it: their scores can be higher or lower, indicating their digital authority relative to competitors.

Is the SDK - Süddeutsche Krankenversicherung a. G. Website Reliable and Stable?

Domain Stability Score
This score assesses the reliability and consistency of a domain over time, typically based on factors such as the age of the domain, the frequency of ownership changes, and any periods of downtime or suspension. A high score indicates that the domain has been stable, with consistent operation and ownership, which can suggest trustworthiness and longevity in the digital space. The data is derived from WhoisXML API, providing accurate and up-to-date information about domain history and ownership.
N/A

Data on the age and stability of SDK - Süddeutsche Krankenversicherung a. G.'s domain is currently unavailable. As a result, we cannot assign a score for this parameter according to our methodology, and its contribution to the overall rating is currently absent.

  • Does the age of SDK - Süddeutsche Krankenversicherung a. G. domain guarantee reliability?

    A domain’s age can suggest stability, but it is not a guarantee of reliability or trustworthiness. While older domains may reflect a longer presence, it’s important to also consider factors such as customer reviews, reputation, and overall service quality when evaluating a company.

Comparison of SDK - Süddeutsche Krankenversicherung a. G. with Organic Competitors

An analysis of the SDK - Süddeutsche Krankenversicherung a. G. website and its competitors, conducted using Ahrefs, provides a clear insight into the leading companies in the market.

The analysis focuses on three core metrics, which provide a clear picture of how well SDK - Süddeutsche Krankenversicherung a. G. competes in its niche, highlight growth opportunities, and outline actionable steps to strengthen its market position.

Traffic
Monthly traffic indicates the website’s popularity among users.
Monthly traffic changes
Traffic changes over the past month reveal growth or decline in interest.
Google Ads Visibility
Google Ads Visibility reflects a domain's use of Google Ads for paid promotion. This metric highlights the company's marketing strategy, investment in audience acquisition, and competitive market approach.
www.sdk.de 50498 1532 Yes
kenn-dein-limit.de 241932 -37432 Yes
gelenk-klinik.de 3182864 -241332 No
gesundheitsinformation.de 7325554 -536751 No

What Does SDK - Süddeutsche Krankenversicherung a. G. Offer?

Health Insurance: A Brief Overview With a history spanning over 90 years in the insurance sector, this health insurance company is also an employer. They operate in the growing health industry and rank among the top 15 private health insurance companies in Germany. Serving over 650,000 customers, with 800 employees, and generating over 810 million euros in premium income. The company offers comprehensive product solutions and expert consultations to both individual and corporate clients in a fair and straightforward manner. They have received accolades from reputable business magazines and rating agencies for their services. For more information, refer to their official website.

SDK - Süddeutsche Krankenversicherung a. G. Contacts
Contact e-mail
sdk@sdk.de
Contact telephone
0711/7372 7777
Registration address
Raiffeisenplatz 11 Fellbach Germany

Conclusion: Is SDK - Süddeutsche Krankenversicherung a. G. Legit? Is it Safe?

To verify the legitimacy of SDK - Süddeutsche Krankenversicherung a. G. with 100% certainty, it’s essential to consult official regulatory websites overseeing the company's operations. However, we can provide some key indicators based on several performance metrics to help assess the company’s trustworthiness and safety.

  • Overall Score: 3.5/5

    A moderately high score is a good sign that SDK - Süddeutsche Krankenversicherung a. G. is gaining trust and delivering reliable services. Customers are generally satisfied, and the company has built a solid reputation. While occasional issues may still arise, SDK - Süddeutsche Krankenversicherung a. G. is a credible player in its industry.

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