Gesamtverband-schadstoff.de - SEO Checker

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Overview of the SEO Check
Meta information
60% 
Page quality
77% 
Page structure
70% 
Link structure
75% 
Server
86% 
External factors
3% 
SEO Score
Response time
1.06 s
File size
34.00 kB
Words
942
Media files
95
Number of links
31 internal / 2 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Home
The title contains the word Home! More content should be covered in the title.
The page title is too short. (52 pixels of 580 max pixel length) Optimize title
The page title is only one word.
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is empty.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
Language detected in text: de
Language defined in HTML: de
Server location: United States of America
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)
The domain name is very long.
The domain is no subdomain.
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
keywordsEmpty
descriptionEmpty
viewportwidth=device-width
langde
Content-Typetext/html; charset=UTF-8

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Page quality

Content
(Critically important)
This page contains 942 words. That's ok.
40.8% of the text are stop words.
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
18 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 19.24 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width" is provided.
This page only loads 3 JavaScript files. That's good!
Bold and strong tags
(Somewhat important)
The following tag is repeated too often: hier
Some tags are too long. With 114 characters this one is longer than 70 characters:
"innenraumluft, außenluft – messen anorganischer faserförmiger partikel – rasterelektronenmikroskopisch..."
Image SEO
(Somewhat important)
36 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)
The HTTPS protocol for secure data transmission is not used.

Media list

URLAlt attributeTitle
/media/26dc_repro_quad_4c_de.jpgNo alt attribute provided
/media/9783481047801_3d.pngNo alt attribute provided
...a/bild_gebaeudeschadstoffe_im_bild_2.pngNo alt attribute provided
/media/978-3-481-02501-4_persp.jpgNo alt attribute provided
/media/transparent.gifNo alt attribute provided
/media/gvs-header-fassade-spiegel2.gifNo alt attribute provided
/media/logocrb_350x206.pngCrb_logo_350
/media/wpw_logo_animation.jpgNo alt attribute provided
/media/tauw_neu_350px.jpgTAUW 350px
/media/unbenannt.pngLogo Jehle 350px
/media/logo_kempen_350px.jpgLogo Kempen Krause
/media/ses_350px.jpgNo alt attribute provided
/media/lga_350px.jpgNo alt attribute provided
/media/cosawa_350px.jpgCosawa
/media/logo_350-206.jpgLogo_Pica
/media/bfu-logo350x206.jpgBfu-logo-350-2026
/media/aetaslogo350-206.jpgaetas-Logo-350-206
/media/optima_logo_350_x_206.pngNo alt attribute provided
/media/envipro.pngEnvipro Animation
/media/genap_350px.jpgNo alt attribute provided
/media/logo_eyeled_350x206.jpgLogo Eyeled 350x206
/media/felsch-mansel_logo350-206.jpgFelsch_Mansel-Logo-350-206
/media/asbest_akademie_350_x_206.pngAsbest Akademie Logo 350 x 206
/media/logo_hpc_mit_schrift_neu_350_206.pngLogo HPC mit Schrift neu
/media/cdmsmith_logoweb_animation_3.jpgNo alt attribute provided
/media/asup_350px.jpgNo alt attribute provided
/media/logo_rometsch_neu_350_206.pngLogo Rometsch neu 350_206.png
/media/svb.jpgsvb
/media/gsu_350px.jpgNo alt attribute provided
/media/logo_entrako_350px_1.pngEntrako Logo
/media/ubg_logo_350_206.jpgLogo UBG 350x206
/media/logo_deconta_350_206.pngLogo deconta 350_206
/media/logo_reuss_350px.jpgLogo REUSS 350px
/media/safebuilding_1.jpgsafebuilding GmbH
/media/tuev_sued_350px.jpgNo alt attribute provided
/media/trion_1_1.pngNo alt attribute provided
/media/novabiotec_animation_1.jpgNovabiotec
/media/logo_mki_350x206.pngMKI 350-206
/media/logo_apc_gmbh_350_x_205.pngNo alt attribute provided
/media/mtm_350px.jpgNo alt attribute provided
/media/logo_artec_350px.jpgLogo Artec
/media/graalmann_logo_350-206.jpgGraalmann-Logo-350-206
/media/igutec_350px.jpgNo alt attribute provided
/media/buchen_logo_animation.pngBuchen_350_206
/media/ucl_350-206.pngUCL GmbH
/media/logo_gibs_f._hp.pngLogo Gibs HP
/media/neues_firmenlogo_350_206.pngArcardis_Firmenlogo
/media/logo_posniak_350px_neu.jpgLogo Posniak
/media/format_nickol_animation.pngNo alt attribute provided
/media/wartig_logo_animation.jpgNo alt attribute provided
/media/tuev_rheinl_logo_animation.jpgNo alt attribute provided
/media/logo_wessling_ce_350x206.jpgLogo WESSLING CE 350x206
/media/bsa_logo_animation.jpgNo alt attribute provided
/media/awr_logo_350_zu_206.pngNo alt attribute provided
/media/ksm.jpgKSM
/media/logo_format_350_206.pngLogo KA04
/media/logo_reducta_250_x_206.pngLogo Reducta GmbH
/media/logo_umtec_350px.jpgLogo Umtec 350px
/media/logo_steringer_350_x_206.pngLogo steringer 350x206
/media/htr_logo_3_1.pngHTR GmbH
/media/gba_group_logo_306_250.pngGBA Group Logo
/media/richardson_logo_171px.jpgLogo Richardson 178px
/media/steg_logo_animation.jpgNo alt attribute provided
/media/n-tec_logo_350px.pngn-tec Logo
/media/geoexperts350-206.pngGeoExperts350-206
/media/buk_350px.jpgNo alt attribute provided
/media/ams_350-206.pngams-350-206
/media/logo_schadstofschulung_350px.jpgLogo Schadstoffschulung
/media/m__ssmann_logo_animation_1.jpgNo alt attribute provided
/media/competenza_350px.jpgNo alt attribute provided
/media/linder_350px.jpgNo alt attribute provided
/media/kluge_350px.jpgNo alt attribute provided
/media/heitkamp_350_x_206.pngNo alt attribute provided
/media/sundg_350px.jpgNo alt attribute provided
/media/kolter_350_px.jpgKOLTER_350_206
/media/logo350x206.jpgLogo ALS Gemany GmbH 350-206
/media/permatech_logo_350x206.jpgPermatech_350px.jpg
/media/logo_abbruch_oberndoerfer_350px.jpgAbbruch Oberndörfer Logo
/media/sakosta_logo_neu_350_x_206.pngSakosta Logo neu
/media/logo_bfm_350px.jpgLogo BFM
/media/rh_umwelt_350px.jpgR+H Umwelt
/media/logo_bft_350px_1.jpgLogo BFT 350px
/media/jpg_350_206_foto.pngNo alt attribute provided
/media/logo-hps_350_x_206.pngINGENIEURBÜRO hps
/media/logo_ibwuellner_350px.jpgIB Wüllner Logo
/media/logo_borchers_350x206.jpgLogo Borchers 350px
/media/logo_resorg_neu_350-206.pngLogo_Wilhelm-resorg_350-206
/media/logo_focke_250_x_206.pngLogo Focke 350 x 206
/media/iss_logo_350-206.jpgISS_Logo_2025_350-206
/media/logo350_206.pngboden&grundwasser_animation
/media/logo_hagedorn_350_x_206_pixel.pngNo alt attribute provided
/media/dekra_350px.jpgNo alt attribute provided
/media/logo_350_x_206.pngLogo Consens
/media/gvs-logo_250px.gifNo alt attribute provided
/media/linkedin-logo.pngLinkedin

Page structure

H1 heading
(Critically important)
Gesamtverband Schadstoffsanierung e.V.
Too many H1 headings
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Gesamtverband Schadstoffsanierung e.V.
H1 Workshop zur aktualisierten Richtlinie VDI 3492: 2026-01
H1 FAQ`s zur Richtlinie VDI 6202 Blatt 3.1
H1 Umgang mit asbesthaltigen Abstandhaltern und Mauerstärken aus Stahlbeton
H1 Asbest visuell
H1 VDI-Sachverständiger Asbest nach VDI-MT 6202 Blatt 20.1
H1 GVSS-Schulung zur VDI-MT 6202 Blatt 20.1
H1 FAQ`s zur VDI 6202 Blatt 10
H2 Wir bieten Planungs- und Ausführungssicherheit in der Schadstoffsanierung.
H2 GVSS-Expertenempfehlung stellt Grundlage für standardisierte Verfahren auf
H2 Bestimmungsblätter zur visuellen Bestimmung von Asbest in Abbruchmaterialien
H2 Erwerb des Zertifikates „VDI-Sachverständiger Asbest“
Baselink: https://www.gesamtverband-schadstoff.de
Some internal link anchor texts are too long.
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
2 links don't have an anchor text.
There are 6 links with a trivial anchor text.
The number of internal links is ok.
There are 2 external links on this page.

Found links on this page

LinkAttributesAnchor text
/40-1-dconex-messe-und-kongress/—> Weitere Informationen finden Sie hier
A-TITLE DCONex | Messe und Kongress [40]
/28-1-publikationen-unserer-mi...New window Schadstoffe im Baubestand – Mit Katalog nach Bauteilen und Gewerken —> Weitere Informationen hier
/28-1-publikationen-unserer-mi...Weitere Informationen hier
/28-1-publikationen-unserer-mi...New window Gebäudeschadstoffe im Bild - Asbest, KMF, PCB, PAK und weitere Schadstoffe in Gebäuden erkennen —> Weitere Informationen hier
/28-1-publikationen-unserer-mi...Text duplicate Weitere Informationen hier
/26-1-fachbuch-schadstoffe-in-...New window Schadstoffe in Innenräumen und an Gebäuden – 2. Auflage 2014 —> Weitere Informationen hier
/26-1-fachbuch-schadstoffe-in-...Text duplicate Weitere Informationen hier
/redaxo/dconex-messe-und-kongr...No Text
/48-1-login-seite/Mitglieder-Login
/index.php?article_id=1A-TITLE Zurück zur Startseite
/1-1-home/Home
/2-1-verband/Verband
/16-1-mitglieder/Mitglieder
/11-1-zertifizierung/Zertifizierung
/130-1-schadstoffe/Schadstoffe
/12-1-publikationen/Publikationen
/40-1-dconex-messe-und-kongress/DCONex | Messe und Kongress
/30-1-aus--und-weiterbildung/Aus- und Weiterbildung
/5-1-presse/Presse & News
/6-1-kontakt/Kontakt
/7-1-impressum/Impressum
/151-1-/No Text
/190-1-faq---hufig-gestellte-f...FAQ
/210-1-datenschutzerklrung/Datenschutzerklärung
https://www.linkedin.com/compa...External Subdomain IMG-ALT Linkedin
/38-1-workshop-zur-neufassung-...Trivial anchor text
hier
/321-1-faqs-zur-vdi-6202-blatt...Text duplicate Trivial anchor text
hier
/12-1-publikationen/Text duplicate Trivial anchor text
hier
/media/asbest-visuell-datenbla...Text duplicate Trivial anchor text
hier
A-TITLE asbest-visuell-datenblaetter-verdachtsmaterialien-29042024.pdf
https://www.vdi-zertifizierung...External Subdomain Zertifizierte Sachverständiger für Asbest
/media/liste20.1_02112025.pdfA-TITLE Sachverständiger Asbest nach VDI-MT 6202 Blatt 20.1
/30-1-aus--und-weiterbildung/Text duplicate Trivial anchor text
hier
/318-1-faqs-zur-vdi-6202-blatt...Text duplicate Trivial anchor text
hier

Server configuration

HTTP redirects
(Critically important)
The checked page does not redirect to another URL.
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is slow (1.06 seconds). The response time should be less than 0.4 seconds. Slow websites are bad for search engine bots and also result in bad user experience.
This page only loads 3 CSS files. That's ok.
This page only loads 3 JavaScript files. That's good!
The file size of the HTML document is fine (34 kB).

HTTP Response Header

NameValue
dateWed, 11 Feb 2026 03:58:55 GMT
serverApache
cache-controlmust-revalidate, proxy-revalidate, private, no-cache, max-age=0
content-encodinggzip
server-timingrex_file__get;dur=25.990, packages_boot;dur=5.354, rex_sql__setQuery;dur=0.099, rex_login__startSession;dur=0.084, rex_file__put;dur=1.777
varyUser-Agent
etag"042b87b0f2bea88f4e24e47b71cf2862"
content-length8335
x-content-type-optionsnosniff
x-frame-optionssameorigin
content-typetext/html; charset=utf-8
statuscode200
http_versionHTTP/1.1

External factors

This page has only a few links from other websites.
This page only has backlinks from 1 referring domains.
This page only has 1 backlinks.
This page only has few backlinks from 1 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

No valid Robots.txt file was found.

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gesamtverband-schadstoff.de
Home

Most important keywords

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

KeywordResultRecheck
Gesamtverband63%Check
Gesamtverband Schadstoffsanierung60%Check
Schadstoffsanierung54%Check
Asbest51%Check
VDI-Sachverständiger Asbest47%Check
Gesamtverband Schadstoffsanierung e.V45%Check
Blatt43%Check
Workshop43%Check
Richtlinie43%Check
6202 Blatt43%Check
Show more keywords and terms

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