Solar.htw-berlin.de - SEO Checker

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Overview of the SEO Check
Meta information
98% 
Page quality
43% 
Page structure
100% 
Link structure
72% 
Server
45% 
External factors
100% 
SEO Score
Response time
0.27 s
File size
166.00 kB
Words
321
Media files
25
Number of links
38 internal / 0 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Forschungsgruppe Solarspeichersysteme | HTW Berlin
The length of the page title is perfect. (489 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Die neuesten Forschungsergebnisse der HTW Berlin zu den Themen: Photovoltaik, Stromspeicher, Eigenverbrauch, Mieterstrom und Energiewende.
The length of the meta description is perfect. (916 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://solar.htw-berlin.de/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: de
Language defined in HTML: de
Server location: Germany
The following language is defined by HTML: de
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
This page is hosted on a subdomain. Use a top level domain for better SEO results.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1.0
msapplication-TileColor#ffffff
theme-color#383838
robotsindex, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
descriptionDie neuesten Forschungsergebnisse der HTW Berlin zu den Themen: Photovoltaik, Stromspeicher, Eigenverbrauch, Mieterstrom und Energiewende.
msapplication-TileImagehttps://solar.htw-berlin.de/wp-content/uploads/cropped-htwsolar-favicon-270x270.png
article:modified_time2025-04-28T11:42:07+00:00
langde
twitter:cardsummary_large_image
twitter:titleForschungsgruppe Solarspeichersysteme
twitter:descriptionDie neuesten Forschungsergebnisse der HTW Berlin zu den Themen: Photovoltaik, Stromspeicher, Eigenverbrauch, Mieterstrom und Energiewende.
twitter:imagehttps://solar.htw-berlin.de/wp-content/uploads/htw-solar-intro-grafik-1.jpg
og:localede_DE
og:typewebsite
og:titleForschungsgruppe Solarspeichersysteme
og:descriptionDie neuesten Forschungsergebnisse der HTW Berlin zu den Themen: Photovoltaik, Stromspeicher, Eigenverbrauch, Mieterstrom und Energiewende.
og:urlhttps://solar.htw-berlin.de/
og:site_nameHTW Berlin
og:imagehttps://solar.htw-berlin.de/wp-content/uploads/htw-solar-intro-grafik-1.jpg
og:image:width1920
og:image:height1080
og:image:typeimage/jpeg
charsetutf-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
Words from the H1 heading are not used in the page content.
There are only 321 words on this page. Good pages should have about 800 words of useful content.
30.2% of the text are stop words.
The page contains a listing, which indicates a good text layout.
3 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 10.6 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width, initial-scale=1.0" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 6 tags for this page.
Image SEO
(Somewhat important)
17 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
...schungsgruppe-solarspeichersysteme-8.svgHTW Berlin
/wp-content/uploads/book-outline.svgNo alt attribute provided
/wp-content/uploads/file-text-outline.svgNo alt attribute provided
...solares-laden-von-elektrofahrzeuge_4.svgNo alt attribute provided
...s/thema-solarstromspeicher-1-300x169.jpgStromspeicher verschiedener Hersteller
...a-stromspeicher-inspektion-1-300x169.jpgSiegel der Stromspeicher-Inspektion
...ads/thema-pv-netzintegration-300x169.jpgPhotovoltaikanlage und Strommast
...s/thema-pv-elektromobilitaet-300x169.jpgElektrofahrzeug an der HTW Berlin
...ds/thema-pv-mehrfamilienhaus-300x169.jpgPhotovoltaikanlage auf Mehrfamilienhaus
...ema-energiewende-klimaschutz-300x169.jpgSchild mit Aufschrift: 1,5 Grad ist das Limit
...on-rechner-unabhaengigkeitsrechner-5.svgNo alt attribute provided
...ent/uploads/icon-rechner-solarisator.svgNo alt attribute provided
...ads/icon-rechner-solarstromer-tool-2.svgNo alt attribute provided
...on-rechner-stromspeicher-inspektor-2.svgNo alt attribute provided
...on-rechner-stecker-solar-simulator-2.svgNo alt attribute provided
...solares-laden-von-elektrofahrzeuge_3.svgNo alt attribute provided
...omspeicher-inspektion-2025-cover-svg.svgNo alt attribute provided
...larstromausbau-cover-blank-1-300x169.jpgDeutschlandkarte aus Solarzellen
/wp-content/uploads/book-open-outline-1.svgNo alt attribute provided
/wp-content/uploads/book-open-outline-1.svgNo alt attribute provided
/wp-content/uploads/file-outline.svgNo alt attribute provided
/wp-content/uploads/monitor-outline.svgNo alt attribute provided
/wp-content/uploads/vortrag-outline.svgNo alt attribute provided
/wp-content/uploads/monitor-outline.svgNo alt attribute provided
...ngsgruppe-solarspeichersysteme-small.svgNo alt attribute provided

Page structure

H1 heading
(Critically important)
Photovoltaiksysteme und Stromspeicher
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Photovoltaiksysteme und Stromspeicher
H2 Themen
H2 Rechner
H2 Studien
H2 Fachartikel und Konferenzbeiträge
H2 Vorträge und Webinare
H3 Solarstromspeicher
H3 Stromspeicher-Inspektion
H3 Prognosebasierte Batterieladung
H3 PV, Wärmepumpe und E-Mobilität
H3 PV im Mehrfamilienhaus
H3 Energiewende und Klimaschutz
H3 Unabhängigkeitsrechner
H3 Solarisator
H3 Solares Laden von Elektrofahrzeugen
H3 Stromspeicher-Inspektion 2025
H3 Solarstromausbau für den Klimaschutz
H3 Nullvergütung bei negativen Börsenstrompreisen und weitere Konstruktionsfehler des Solarspitzen-Gesetzes
H3 Vertrauenswürdige Solarstromrechner
H3 Wie viel Sonne ist im Tank?
H3 Warum alle Heimspeicher prognosebasiert laden sollten
H3 Stromspeicher-Inspektion 2025: Wie gut kappen Heimspeicher die Solarstromspitze?
H3 Wirkungsgradunterschiede im Teillastbetrieb
Some anchor texts are used more than once.
The number of internal links is ok.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are no external links on this page.

Found links on this page

LinkAttributesAnchor text
https://solar.htw-berlin.de/Anchor Zum Hauptinhalt
https://solar.htw-berlin.de/Subdomain IMG-ALT HTW Berlin
A-TITLE Zurück zur Startseite
/themen/Subdomain Themen
/rechner/Subdomain Rechner
/forschungsgruppe/Subdomain Über uns
A-TITLE Forschungsgruppe Solarspeichersysteme
/studien/Subdomain Studien
/publikationen/Subdomain Publikationen
/studien/solares-laden-von-ele...Subdomain zur Studie
/publikationen/mit-wenigen-kli...Subdomain zur Pressemitteilung
/neuigkeiten/Subdomain Alle News
/studien/solares-laden-von-ele...Subdomain Mehr über die Studie erfahren
/themen/solarstromspeicher/Subdomain Solarstromspeicher
/themen/stromspeicher-inspektion/Subdomain Stromspeicher-Inspektion
/themen/prognosebasierte-batte...Subdomain Prognosebasierte Batterieladung
/themen/pv-waermepumpe-und-e-m...Subdomain PV, Wärmepumpe und E-Mobilität
/themen/pv-im-mehrfamilienhaus/Subdomain PV im Mehrfamilienhaus
/themen/energiewende-und-klima...Subdomain Energiewende und Klimaschutz
/themen/Subdomain Alle Themen
/rechner/unabhaengigkeitsrechner/Subdomain Unabhängigkeitsrechner
/rechner/solarisator/Subdomain Solarisator
/rechner/Subdomain Alle Rechner
/rechner/Subdomain Text duplicate Alle Rechner
/studien/solares-laden-von-ele...Subdomain Solares Laden von Elektrofahrzeugen
/studien/stromspeicher-inspekt...Subdomain Stromspeicher-Inspektion 2025
/studien/solarstromausbau/Subdomain Solarstromausbau für den Klimaschutz
/studien/Subdomain Alle Studien
/publikationen/nullverguetung-...Subdomain Nullvergütung bei negativen Börsenstrompreisen und weitere Konstruktionsfehler des Solarspitzen-Gesetzes
/publikationen/vertrauenswuerd...Subdomain Vertrauenswürdige Solarstromrechner
/publikationen/wie-viel-sonne-...Subdomain Wie viel Sonne ist im Tank?
/publikationen/warum-alle-heim...Subdomain Warum alle Heimspeicher prognosebasiert laden sollten
/publikationen/heimspeicher-so...Subdomain Stromspeicher-Inspektion 2025: Wie gut kappen Heimspeicher die Solarstromspitze?
/publikationen/wirkungsgradunt...Subdomain Wirkungsgradunterschiede im Teillastbetrieb
/publikationen/Subdomain Alle Publikationen
/forschungsgruppeSubdomain Anchor Kontakt
/presse/Subdomain Presse
/impressum/Subdomain Impressum
/datenschutz/Subdomain Datenschutz
https://solar.htw-berlin.de/Subdomain Text duplicate HTW Berlin
A-TITLE Zurück zur Startseite

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://solar.htw-berlin.de/"
HTTP header
(Important)
The HTML page should be transferred using GZip compression.
The X-powered header is sent within the response header. (unnecessary)
Performance
(Somewhat important)
The page response time is excellent with 0.27 seconds.
The file size of the HTML document is fine (166 kB).

HTTP Response Header

NameValue
servernginx
dateFri, 02 May 2025 14:35:58 GMT
content-typetext/html; charset=UTF-8
x-powered-byPHP/8.3.20
x-frame-optionsdeny
x-xss-protection1; mode=block
x-content-type-optionsnosniff
strict-transport-securitymax-age=31536000; includeSubDomains
referrer-policysame-origin
permissions-policyaccelerometer=(), autoplay=(*), camera=(), encrypted-media=(), fullscreen=(self), geolocation=(self), gyroscope=(), magnetometer=(), microphone=(), midi=(), payment=(), picture-in-picture=(self), usb=()
link<https://solar.htw-berlin.de/>; rel=shortlink
content-security-policydefault-src * data: 'unsafe-eval' 'unsafe-inline'
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 60 referring domains.
This page has 96 backlinks.
This page has backlinks from 50 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow: /wp-admin/
Allow: /wp-admin/admin-ajax.php

User-agent: Googlebot
Disallow:

User-agent: AdsBot-Google
Disallow:

User-agent: Googlebot-Image
Disallow:

Similar sites

Search preview

solar.htw-berlin.de
Forschungsgruppe Solarspeichersysteme | HTW Berlin
Die neuesten Forschungsergebnisse der HTW Berlin zu den Themen: Photovoltaik, Stromspeicher, Eigenverbrauch, Mieterstrom und Energiewende.

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
Speicher86%Check
Stromspeicher74%Check
HTW Berlin73%Check
Photovoltaik63%Check
Energiewende52%Check
Themen50%Check
Photovoltaiksysteme50%Check
Laden49%Check
neue46%Check
Stromspeicher-Inspektion46%Check
Show more keywords and terms

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