Nnbs.ch - SEO Checker

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Overview of the SEO Check
Meta information
66% 
Page quality
92% 
Page structure
72% 
Link structure
25% 
Server
72% 
External factors
100% 
SEO Score
Response time
0.99 s
File size
498.60 kB
Words
878
Media files
19
Number of links
138 internal / 12 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Home - NNBS
The page title is too short. (127 pixels of 580 max pixel length) Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is missing.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://nnbs.ch/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: de
Language defined in HTML: de-de
Server location: Switzerland
The following language is defined by HTML: de-de
Alternate/Hreflang Links
(Somewhat important)
The specified alternate links have no errors.
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 is no subdomain.
The domain length is good.
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
robotsindex, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
generatorElementor 3.29.0; features: e_local_google_fonts; settings: css_print_method-external, google_font-enabled, font_display-swap
msapplication-TileImagehttps://nnbs.ch/wp-content/uploads/2022/10/Favicon.svg
article:modified_time2025-05-15T13:33:09+00:00
langde-de
twitter:cardsummary_large_image
og:localede_DE
og:typewebsite
og:titleHome
og:descriptionNachhaltiges Bauen ist eines der grossen Zukunftsthemen. Das NNBS fungiert als zentraler Ansprechpartner und als Vorreiter für innovative Entwicklungen. Es schafft eine klare Definition des nachhaltigen Bauens in der Schweiz und stellt hierfür Mess- und Steuerinstrumente zur Verfügung. Es stärkt die Zusammenarbeit von Wirtschaft, öffentlicher Hand, Bildung, Politik und Wissenschaft. Standard Nachhaltiges Bauen Schweiz SNBS […]
og:urlhttps://nnbs.ch/
og:site_nameNNBS
og:imagehttps://nnbs.ch/wp-content/uploads/2023/02/Looren.jpg
og:image:width1800
og:image:height1202
og:image:typeimage/jpeg
charsetUTF-8

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Page quality

Content
(Critically important)
These Typos were found:
  • grossen => großen
  • regelmässig => regelmäßig
This page contains 878 words. That's ok.
34.2% of the text are stop words.
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 18.57 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" 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 18 tags for this page.
Image SEO
(Somewhat important)
3 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
/wp-content/uploads/2022/10/NNBS-Logo.svgNo alt attribute provided
/wp-content/uploads/2023/02/Looren.jpgNo alt attribute provided
/wp-content/uploads/2022/10/Logo-Font.svgLogo-FontLogo-Font
...22/10/SNBS-Infrastruktur_Produktbild.jpgSNBS-Infrastruktur_Produktbild
...nt/uploads/2024/10/Grafik_SNBS-Areal.pngGrafik_SNBS-Areal
...ntent/uploads/2022/10/precheck_image.jpgprecheck_image
...loads/2025/02/BBL_d-f-i_rgb_pos_hoch.gifBBL_Logo_d-f-i
...nt/uploads/2022/10/Implenia_Logo_710.pngImplenia_Logo_710
/wp-content/uploads/2022/10/Logo-ZKB.jpgZKB
/wp-content/uploads/2022/10/Migros.jpgMigros
...ploads/2022/10/Logo-Losinger-Marazzi.jpgLogo-Losinger-Marazzi
...ontent/uploads/2022/10/KBOB_hoch_CS5.jpgKBOB_hoch_CS5
...ploads/2022/10/2024-07_BAFU_de_fr_it.pngBAFU_de_fr_it
...loads/2022/10/2024-07_ASTRA_de_fr_it.pngASTRA_de_fr_it
...uploads/2022/10/2024-07_BAG_de_fr_it.pngBAG_de_fr_it
...loads/2024/07/2024-07_BFE_de_fr_it-1.png2024-07_BFE_de_fr_it
.../2022/10/2024-07_armasuisse_de_fr_it.pngarmasuisse_de_fr_it
...tent/uploads/2022/10/AmsteinWalthert.jpgAmstein+Walthert
/wp-content/uploads/2022/10/NNBS-Logo.svgNo alt attribute provided

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.
There are 28 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H2 Standard Nachhaltiges Bauen Schweiz SNBS
H2 Aktuelles
H2 Veranstaltungen
H2 Hilfsmittel und Werkzeuge
H2 Träger
H2 Netzwerk Nachhaltiges Bauen Schweiz (NNBS)
H2 Newsletter abonnieren
H2 Cookie Info
H3 Austausch zum SNBS-Infrastruktur
H3 Mit Emissionsfaktoren schafft die SBB eine Faktenbasis für den nachhaltigen Bahnbau
H3 Zirkuläres Bauen im Fokus
H3 SNBS nun in drei Landessprachen erhältlich
H3 Neue NNBS-Vertretung in der Westschweiz
H3 Sie hält die 35 Fäden zusammen
H3 Für gute Raumluft braucht es rechtzeitig die richtigen Entscheide
H3 Updates zu SNBS-Areal und SNBS-Hochbau in Deutsch
H3 Platin überstrahlt Alpengold
H3 Fachbuch nachhaltige Areale und Quartiere
H3 Top Tools
H5 Sanieren nach SNBS-Hochbau? Machbar. Planbar. Zertifizierbar.
H5 Infoveranstaltung CAS Nachhaltige Infrastrukturen
H5 Basiskurs SNBS-Hochbau in Zürich
H5 Building-Award 2025
H5 Voranmeldung: Basiskurs SNBS-Areal
H5 NNBS Zoom Lunch «Bewältigung von PFAS in der Bauindustrie – Herausforderungen, Behandlungslücken und fortschrittliche Lösungen»
H5 Basiskurs SNBS-Hochbau in Bern
H5 Schweizer Bau- und Immobilienforum
H5 CAS / Nachhaltige Infrastrukturen
Some internal link anchor texts are too long.
Some anchor texts are used more than once.
19 links don't have an anchor text.
There are 11 links with a trivial anchor text.
The number of internal links is ok.
All internal links are not using dynamic parameters.
There are 12 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://nnbs.ch/Anchor Zum Inhalt wechseln
https://nnbs.ch/No Text
/warum-nachhaltig-bauen/Nachhaltig Bauen
/warum-nachhaltig-bauen/Warum nachhaltig Bauen
/standards-und-labels/Standards und Labels
https://nnbs.ch/snbs/SNBS
https://nnbs.ch/snsb-hochbau/SNBS-Hochbau
https://nnbs.ch/snbs-areal/SNBS-Areal
/snbs-infrastruktur/SNBS-Infrastruktur
/snbs-bestand-und-betrieb/SNBS-Bestand und Betrieb
https://nnbs.ch/praxisbeispiele/Praxisbeispiele
https://nnbs.ch/veranstaltungen/Veranstaltungen
https://nnbs.ch/news/Aktuelles
https://nnbs.ch/news/News
https://nnbs.ch/medienartikel/New window Medienartikel
https://nnbs.ch/downloads/Downloads
https://nnbs.ch/das-nnbs/Über uns
https://nnbs.ch/vorstand/Vorstand
https://nnbs.ch/team/Team
https://nnbs.ch/traeger/Träger
https://nnbs.ch/mitglieder/Mitglieder
https://nnbs.ch/mitglied-werden/Mitglied werden
https://nnbs.ch/kontakt/Kontakt
/warum-nachhaltig-bauen/Text duplicate Nachhaltig Bauen
/warum-nachhaltig-bauen/Text duplicate Warum nachhaltig Bauen
/standards-und-labels/Text duplicate Standards und Labels
https://nnbs.ch/snbs/Text duplicate SNBS
https://nnbs.ch/snsb-hochbau/Text duplicate SNBS-Hochbau
https://nnbs.ch/snbs-areal/Text duplicate SNBS-Areal
/snbs-infrastruktur/Text duplicate SNBS-Infrastruktur
/snbs-bestand-und-betrieb/Text duplicate SNBS-Bestand und Betrieb
https://nnbs.ch/praxisbeispiele/Text duplicate Praxisbeispiele
https://nnbs.ch/veranstaltungen/Text duplicate Veranstaltungen
https://nnbs.ch/news/Text duplicate Aktuelles
https://nnbs.ch/news/Text duplicate News
https://nnbs.ch/medienartikel/New window Text duplicate Medienartikel
https://nnbs.ch/downloads/Text duplicate Downloads
https://nnbs.ch/das-nnbs/Text duplicate Über uns
https://nnbs.ch/vorstand/Text duplicate Vorstand
https://nnbs.ch/team/Text duplicate Team
https://nnbs.ch/traeger/Text duplicate Träger
https://nnbs.ch/mitglieder/Text duplicate Mitglieder
https://nnbs.ch/mitglied-werden/Text duplicate Mitglied werden
https://nnbs.ch/kontakt/Text duplicate Kontakt
https://nnbs.ch/Anchor No Text
https://nnbs.ch/DE
https://nnbs.ch/fr/FR
https://nnbs.ch/it/IT
https://nnbs.ch/snsb-hochbau/New window Hochbau
/snbs-infrastruktur/New window Infrastruktur
/snbs-bestand-und-betrieb/New window Bestand und Betrieb
https://nnbs.ch/snbs-areal/New window Areal
/austausch-zum-snbs-infrastruk...Trivial anchor text
Mehr
/austausch-zum-snbs-infrastruk...No Text
/sbb-setzt-neue-massstaebe-nac...Text duplicate Trivial anchor text
Mehr
/sbb-setzt-neue-massstaebe-nac...No Text
/zirkulaeres-bauen-im-fokus/Text duplicate Trivial anchor text
Mehr
/zirkulaeres-bauen-im-fokus/No Text
/snbs-nun-in-drei-landessprach...Text duplicate Trivial anchor text
Mehr
/snbs-nun-in-drei-landessprach...No Text
/neue-nnbs-vertretung-in-der-w...Text duplicate Trivial anchor text
Mehr
/neue-nnbs-vertretung-in-der-w...No Text
/sie-haelt-die-35-faeden-zusam...Text duplicate Trivial anchor text
Mehr
/sie-haelt-die-35-faeden-zusam...No Text
/fuer-gute-raumluft-braucht-es...Text duplicate Trivial anchor text
Mehr
/fuer-gute-raumluft-braucht-es...No Text
/updates-zu-snbs-areal-und-snb...Text duplicate Trivial anchor text
Mehr
/updates-zu-snbs-areal-und-snb...No Text
/platin-ueberstrahlt-alpengold/Text duplicate Trivial anchor text
Mehr
/platin-ueberstrahlt-alpengold/No Text
/fachbuch-nachhaltige-areale-u...Text duplicate Trivial anchor text
Mehr
/fachbuch-nachhaltige-areale-u...No Text
https://nnbs.ch/veranstaltungen/Trivial anchor text
Hier
https://nnbs.ch/veranstaltungen/Anchor Veranstaltungsarchiv
/nnbs-veranstaltungen/sanieren...10.06.2025
/nnbs-veranstaltungen/sanieren...Sanieren nach SNBS-Hochbau? Machbar. Planbar. Zertifizierbar.
/nnbs-veranstaltungen/sanieren...No Text
/nnbs-veranstaltungen/infovera...17.06.2025
/nnbs-veranstaltungen/infovera...Infoveranstaltung CAS Nachhaltige Infrastrukturen
/nnbs-veranstaltungen/infovera...No Text
/nnbs-veranstaltungen/basiskur...19.06.2025
/nnbs-veranstaltungen/basiskur...Basiskurs SNBS-Hochbau in Zürich
/nnbs-veranstaltungen/basiskur...No Text
/nnbs-veranstaltungen/building...24.06.2025
/nnbs-veranstaltungen/building...Building-Award 2025
/nnbs-veranstaltungen/building...No Text
/nnbs-veranstaltungen/voranmel...01.07.2025
/nnbs-veranstaltungen/voranmel...Voranmeldung: Basiskurs SNBS-Areal
/nnbs-veranstaltungen/voranmel...No Text
/nnbs-veranstaltungen/pfas-in-...06.10.2025
/nnbs-veranstaltungen/pfas-in-...NNBS Zoom Lunch «Bewältigung von PFAS in der Bauindustrie – Herausforderungen, Behandlungslücken und fortschrittliche Lösungen»
/nnbs-veranstaltungen/pfas-in-...No Text
/nnbs-veranstaltungen/basiskur...22.10.2025
/nnbs-veranstaltungen/basiskur...Basiskurs SNBS-Hochbau in Bern
/nnbs-veranstaltungen/basiskur...No Text
/nnbs-veranstaltungen/schweize...12.11.2025
/nnbs-veranstaltungen/schweize...Schweizer Bau- und Immobilienforum
/nnbs-veranstaltungen/schweize...No Text
/nnbs-veranstaltungen/cas-nach...05.01.2026
/nnbs-veranstaltungen/cas-nach...CAS / Nachhaltige Infrastrukturen
/nnbs-veranstaltungen/cas-nach...No Text
https://nnbs.ch/downloads/Alle Downloads
https://nnbs.ch/downloads/Anchor IMG-ALT SNBS-Infrastruktur_Produktbild
https://nnbs.ch/downloads/Anchor Download
https://nnbs.ch/downloads/IMG-ALT Grafik_SNBS-Areal
https://nnbs.ch/downloads/Text duplicate Download
https://nnbs.ch/downloads/Anchor IMG-ALT precheck_image
https://nnbs.ch/downloads/Anchor Text duplicate Download
https://www.bbl.admin.ch/bbl/d...External Subdomain IMG-ALT BBL_Logo_d-f-i
https://implenia.com/External IMG-ALT Implenia_Logo_710
https://www.zkb.ch/External Subdomain IMG-ALT ZKB
https://www.migros.ch/External Subdomain IMG-ALT Migros
http://www.losinger-marazzi.ch/External Subdomain IMG-ALT Logo-Losinger-Marazzi
http://www.kbob.ch/External Subdomain IMG-ALT KBOB_hoch_CS5
https://www.bafu.admin.ch/External Subdomain IMG-ALT BAFU_de_fr_it
https://www.astra.admin.ch/External Subdomain IMG-ALT ASTRA_de_fr_it
https://www.bag.admin.ch/External Subdomain IMG-ALT BAG_de_fr_it
https://www.energieschweiz.ch/External Subdomain IMG-ALT 2024-07_BFE_de_fr_it
https://www.ar.admin.ch/External Subdomain IMG-ALT armasuisse_de_fr_it
https://www.amstein-walthert.ch/External Subdomain IMG-ALT Amstein+Walthert
https://nnbs.ch/datenschutz/Datenschutz
https://nnbs.ch/impressum/Impressum
https://nnbs.ch/Anchor No Text
https://nnbs.ch/No Text
/warum-nachhaltig-bauen/Text duplicate Nachhaltig Bauen
/warum-nachhaltig-bauen/Text duplicate Warum nachhaltig Bauen
/standards-und-labels/Text duplicate Standards und Labels
https://nnbs.ch/snbs/Text duplicate SNBS
https://nnbs.ch/snsb-hochbau/Text duplicate SNBS-Hochbau
https://nnbs.ch/snbs-areal/Text duplicate SNBS-Areal
/snbs-infrastruktur/Text duplicate SNBS-Infrastruktur
/snbs-bestand-und-betrieb/Text duplicate SNBS-Bestand und Betrieb
https://nnbs.ch/praxisbeispiele/Text duplicate Praxisbeispiele
https://nnbs.ch/veranstaltungen/Text duplicate Veranstaltungen
https://nnbs.ch/news/Text duplicate Aktuelles
https://nnbs.ch/news/Text duplicate News
https://nnbs.ch/medienartikel/New window Text duplicate Medienartikel
https://nnbs.ch/downloads/Text duplicate Downloads
https://nnbs.ch/das-nnbs/Text duplicate Über uns
https://nnbs.ch/vorstand/Text duplicate Vorstand
https://nnbs.ch/team/Text duplicate Team
https://nnbs.ch/traeger/Text duplicate Träger
https://nnbs.ch/mitglieder/Text duplicate Mitglieder
https://nnbs.ch/mitglied-werden/Text duplicate Mitglied werden
https://nnbs.ch/kontakt/Text duplicate Kontakt
https://nnbs.ch/Text duplicate DE
https://nnbs.ch/fr/Text duplicate FR
https://nnbs.ch/it/Text duplicate IT
https://nnbs.ch/datenschutz/Datenschutzerklärung
https://nnbs.ch/Anchor OK

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://nnbs.ch/"
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 of 0.99 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
The file size of the HTML document is fine (499 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=UTF-8
content-encodingbr
varyAccept-Encoding
dateTue, 27 May 2025 19:30:50 GMT
alt-svch3=":443"; ma=2592000, h3-29=":443"; ma=2592000, h3-Q050=":443"; ma=2592000, h3-Q046=":443"; ma=2592000, h3-Q043=":443"; ma=2592000, quic=":443"; ma=2592000; v="43,46"
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 157 referring domains.
This page has 344 backlinks.
This page has backlinks from 112 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

# START YOAST BLOCK
# ---------------------------
User-agent: *
Disallow: /wp-json/
Disallow: /?rest_route=

User-agent: AdsBot
Disallow: /

Sitemap: https://nnbs.ch/sitemap_index.xml
# ---------------------------
# END YOAST BLOCK

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Search preview

nnbs.ch
Home - NNBS

Most important keywords

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

KeywordResultRecheck
NNBS68%Check
SNBS-Areal46%Check
Infrastruktur46%Check
zu SNBS-Areal44%Check
Bauen43%Check
SNBS-Hochbau43%Check
Schweiz43%Check
Nachhaltiges43%Check
Nachhaltiges Bauen43%Check
Veranstaltungen43%Check
Show more keywords and terms

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