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SGSiteGraph

kerberos.io website report

Kerberos.io | Kerberos.io

Last scanned

Overall score

Great

About kerberos.io

kerberos.io is a website. It describes itself as “A video surveillance security system”. It is also on X, YouTube and GitHub.

Score profile

SEO70Performance100Security75Accessibility85
This siteAll scanned sites median

Top issues to fix

10 issues found · 1 high priority

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • Missing X-Content-Type-Options header

    Security

    Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.

  • Missing X-Frame-Options header

    Security

    Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.

  • Meta description longer than 160 characters

    SEO

    Trim the meta description to under 160 characters to avoid truncation in search results.

  • Missing canonical link

    SEO

    Add <link rel="canonical"> so search engines know which URL variant to index.

  • No structured data (JSON-LD) found

    SEO

    Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

+4 more issues — details in the sections below.

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

How it compares

kerberos.io scores higher overall than 50% of the 163,243 sites we have scanned.

vs. All scanned sites

163,243 sites
Overall50th
SEO50th
Performance70th
Security50th
Accessibility20th

The dot is this site; the tick is the typical (median) score for the group. The number on the right is the percentile: the share of the group this site scores above.

Technology stack

No technologies were detected in the latest scan.

Hosting & DNS

Domain
kerberos.io
IP address
ASN
IPv6
Not supported
HTTP
HTTP/2
0
A
0
AAAA
0
MX
0
NS
0
TXT
0
CAA
Show DNS record values

TXT record contents are not republished; only their count is shown.

Security

kerberos.io uses TLS 1.3 with a certificate valid for 62 more days and sets 1 of 6 recommended security headers.

Security

Security headers1 of 6 set

  • HSTS
    Forces HTTPS
  • CSP
    Blocks injected scripts
  • X-Frame-Options
    Stops clickjacking
  • X-Content-Type
    Stops MIME sniffing
  • Referrer-Policy
    Limits URL leakage
  • Permissions-Policy
    Restricts browser features

TLS certificate

VerifiedTLS 1.3 · Let's Encrypt
Jul 29, 202662 days leftOct 27, 2026
Names covered
1
Cookies set
0

Email security

kerberos.io scores D for email security, with SPF and DMARC policy “none”.

D
30 / 100
  • SPFWeak

    Marks unlisted senders as suspicious (~all) but does not reject them.

  • DMARCWeak

    Monitoring only: forged mail is still delivered.

  • MTA-STSNot set

    Not published; mail to this domain can be downgraded to plaintext.

  • BIMINot set

    Not published (optional).

Mail services authorised in SPF: Google WorkspaceSendGrid

Performance & carbon

kerberos.io scores 100/100 for performance, with an estimated load time of 0.1 s. A visit emits an estimated 0.03 g of CO2 (grade A+).

Performance

Page weight

  • HTML 69.9 KB
  • JavaScript 1.8 KB
Est. load
143 ms
Response
142 ms
Scripts / CSS
6 / 1

Carbon per visitA+

A+ABCDEF

0.03 g CO2 per uncached view

Estimate from the Sustainable Web Design model. HTML, JavaScript and CSS only; images, video and fonts are not measured. Treat it as a lower bound for comparing pages, not an audit.

SEO & accessibility

kerberos.io scores 70/100 for SEO and 85/100 for accessibility, with 5 SEO issues to fix.

SEO
Accessibility

Heading structure

H11H24H33H44H51H60

One H1: good.

Image alt text

69%

13 images · 4 without alt text · 0 lazy-loaded

Links

  • Internal 14
  • External 10
  • Broken 5

SEO issues5

  • Meta description longer than 160 characters
  • Missing canonical link
  • No structured data (JSON-LD) found
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues1

  • More than 20% of images are missing alt text

Technical details

Page metadata, social tags, crawl files and scan information.

Meta tags

Title
Kerberos.io | Kerberos.io
Description
A video surveillance security system. Protect your property or building with bleeding edge motion detection video security surveillance software. Use any type of cameras, including IP cameras and USB cameras (webcams).
Canonical
Language
en
Robots meta
INDEX, FOLLOW

Open Graph & Twitter

og:title
Kerberos.io | Kerberos.io
og:type
website
twitter:card
twitter:title

Crawl files

robots.txt
Not found
Disallow rules
0
sitemap.xml
Not found
URLs in sitemap
0

Structured data

No JSON-LD types declared.

Microdata items
0
RDFa items
0

Scan

Final URL
https://kerberos.io
HTTP status
200
Redirects
https://kerberos.io
Scanned
Aug 24, 2026, 1:23 PM

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Frequently asked questions about kerberos.io

What is kerberos.io?
kerberos.io is a website. It describes itself as “A video surveillance security system”. It is also on X, YouTube and GitHub.
Is kerberos.io secure?
kerberos.io uses TLS 1.3 with a certificate valid for 62 more days and sets 1 of 6 recommended security headers.
Is kerberos.io protected against email spoofing?
kerberos.io scores D for email security, with SPF and DMARC policy “none”.
How does kerberos.io compare with similar sites?
kerberos.io scores higher overall than 50% of the 163,243 sites we have scanned.
What is kerberos.io's overall score?
kerberos.io has an overall SiteGraph score of 82/100, combining SEO (70), performance (100), security (75) and accessibility (85).