Tunnel-online.info - SEO Checker

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Overview of the SEO Check
Meta information
61% 
Page quality
55% 
Page structure
79% 
Link structure
67% 
Server
54% 
External factors
70% 
SEO Score
Response time
0.13 s
File size
38.20 kB
Words
448
Media files
12
Number of links
35 internal / 17 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
tunnel
The page title is too short. (57 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 missing.
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: en
Language defined in HTML: en
Server location: United States of America
The following language is defined by HTML: en
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=1.0
langen
twitter:cardsummary
og:titletunnel
X-UA-CompatibleIE=edge,chrome=1
charsetUTF-8

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Page quality

Content
(Critically important)
There are only 448 words on this page. Good pages should have about 800 words of useful content.
33.5% of the text are stop words.
The page contains a listing, which indicates a good text layout.
9 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 17.33 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
This page loads 21 JavaScript files. This may affect the load time negatively.
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 9 tags for this page.
Image SEO
(Somewhat important)
7 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
/media/img/logo.pngtunnel
...eutschland-2022-23-3cac174c9dc8caa7.jpegNo alt attribute provided
...oedbyhavn-segments-b6d09599662c6685.jpegNo alt attribute provided
..._Visit_Stockholm_2-dbeec6809ffcbbe5.jpegNo alt attribute provided
...-stuva-tagung-2023-7c3a564cccfd4d00.jpegNo alt attribute provided
...r-stuva-preis-2023-9a29d51f8a25f16b.jpegNo alt attribute provided
...-stuva-tagung-2023-a1376aca8293254f.jpegNo alt attribute provided
...aserbetontuebbinge-4bff5966eeaca4c3.jpegNo alt attribute provided
/imgs/142787927_deac85ea3a.jpgDigitales tunnel Abo
/imgs/146074959_306d33bc68.jpgProbeabo/Mediadaten
/imgs/142788070_853c0201ed.jpgPrint Specials
/media/img/logo-interred.pngInterRed

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.

Heading structure

Heading levelContent
H2 Tunnelling in Germany: Statistics (2022/2023), Analysis and Outlook
H2 Fehmarnbelt Tunnel: Production of the Concrete Elementsfor the Immersed Tunnel
H2 Call for Papers: WTC 2025 in Stockholm
H2 STUVA Conference 2023 in Munich: On Track for a Green Future
H2 STUVA Prize 2023 Goes to Dipl.-Ing. ETH Heinz Ehrbar
H2 Close Decision in the Exciting “Young Forum” Lecture Competition
H2 Fibre-Reinforced Concrete Segments – From Laboratory to Large-Scale Tests
Some anchor texts are used more than once.
7 links don't have an anchor text.
There are 7 links with a trivial anchor text.
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 17 external links on this page.

Found links on this page

LinkAttributesAnchor text
/en/rss.xmlNew window A-TITLE RSS Feed | News
/de/index.htmlSubdomain DE
/en/index.htmlSubdomain EN
/en/newsletter-3276660.htmlSubscribe to Newsletter
/en/contact.htmlContact
https://bauverlag.de/TUNNEL_Me...New window External ➤ Media Data 2024
https://www.tunnel-online.info/enIMG-ALT tunnel
/en/index.htmlHome
/en/aktuelle_ausgabe_en_28800....Current Issue
/en/archive.htmlArchive
/en/calender.htmlEvent-Calendar
https://www.bauverlag-shop.de/...New window External Subdomain Anchor Subscription
https://stellenmarkt.tunnel-on...New window External Subdomain Jobs (de)
/en/newsletter-3276660.htmlNewsletter
/en/artikel/tunnelling-in-germ...Tunnelling in Germany: Statistics (2022/2023), Analysis and Outlook
/en/artikel/tunnelling-in-germ...No Text
/en/artikel/tunnelling-in-germ...Trivial anchor text
more
A-TITLE Tunnelling in Germany: Statistics (2022/2023), Analysis and Outlook
/en/artikel/fehmarnbelt-tunnel...Fehmarnbelt Tunnel: Production of the Concrete Elementsfor the Immersed Tunnel
/en/artikel/fehmarnbelt-tunnel...No Text
/en/artikel/fehmarnbelt-tunnel...Text duplicate Trivial anchor text
more
A-TITLE Fehmarnbelt Tunnel: Production of the Concrete Elementsfor the Immersed Tunnel
/en/artikel/call-for-papers-wt...Call for Papers: WTC 2025 in Stockholm
/en/artikel/call-for-papers-wt...No Text
/en/artikel/call-for-papers-wt...Text duplicate Trivial anchor text
more
A-TITLE Call for Papers: WTC 2025 in Stockholm
/en/artikel/stuva-conference-2...STUVA Conference 2023 in Munich: On Track for a Green Future
/en/artikel/stuva-conference-2...No Text
/en/artikel/stuva-conference-2...Text duplicate Trivial anchor text
more
A-TITLE STUVA Conference 2023 in Munich: On Track for a Green Future
/en/artikel/stuva-prize-2023-g...STUVA Prize 2023 Goes to Dipl.-Ing. ETH Heinz Ehrbar
/en/artikel/stuva-prize-2023-g...No Text
/en/artikel/stuva-prize-2023-g...Text duplicate Trivial anchor text
more
A-TITLE STUVA Prize 2023 Goes to Dipl.-Ing. ETH Heinz Ehrbar
/en/artikel/close-decision-in-...Close Decision in the Exciting “Young Forum” Lecture Competition
/en/artikel/close-decision-in-...No Text
/en/artikel/close-decision-in-...Text duplicate Trivial anchor text
more
A-TITLE Close Decision in the Exciting “Young Forum” Lecture Competition
/en/artikel/fibre-reinforced-c...Fibre-Reinforced Concrete Segments – From Laboratory to Large-Scale Tests
/en/artikel/fibre-reinforced-c...No Text
/en/artikel/fibre-reinforced-c...Text duplicate Trivial anchor text
more
A-TITLE Fibre-Reinforced Concrete Segments – From Laboratory to Large-Scale Tests
/en/newsletter-3276660.htmlSubdomain Examples, notes: Privacy, analysis, revocation
https://www.bauverlag-shop.de/...New window External Subdomain IMG-ALT Digitales tunnel Abo
https://www.bauverlag-shop.de/...New window External Subdomain Further information about tunnel Digital
https://bauverlag.de/TUNNEL_Me...New window External Media data
https://www.bauverlag-shop.de/...New window External Subdomain Subscription/test subscription
https://stellenmarkt.tunnel-on...New window External Subdomain tunnel Job Offers
https://stellenmarkt.tunnel-on...New window External Subdomain More Jobs
https://www.at-minerals.com/en...New window External Subdomain AT SCREENING TECHNOLOGY
https://www.at-minerals.com/en...New window External Subdomain AT CRUSHING TECHNOLOGY
https://bauverlag.de/TUNNEL_Me...External Media Data
https://bauverlag.de/agbNew window External General Terms and Conditions
https://bauverlag.de/datenschutzNew window External Privacy Statement
/en/contact.htmlText duplicate Contact
https://bauverlag.de/impressumNew window External Imprint
https://www.interred.de/New window Nofollow External Subdomain Content Management by
IMG-ALT InterRed
https://www.bauverlag.de/New window External Subdomain Bauverlag.de
/en/index.htmlAnchor A-TITLE Nach Oben

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.tunnel-online.info/en/index.html"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
This page loads 9 CSS files. This may affect the page load time negatively.
This page loads 21 JavaScript files. This may affect the load time negatively.
The page response time is excellent with 0.13 seconds.
The file size of the HTML document is fine (38 kB).

HTTP Response Header

NameValue
dateTue, 14 May 2024 23:08:19 GMT
content-security-policyframe-ancestors 'self' *.test.bauverlag.de *.bauverlag.de;
cache-controlmax-age=600
expiresTue, 14 May 2024 23:18:19 GMT
varyAccept-Encoding
content-typetext/html; charset=UTF-8
strict-transport-securitymax-age=31536000; includeSubDomains
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This page has only a few links from other websites.
This page only has backlinks from 7 referring domains.
This page only has 154 backlinks.
This page only has few backlinks from 2 different ip addresses.
This page is referenced by wikipedia.
Facebook popularity
(Somewhat important)
The page has 0 shares and comments on Facebook.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

# This robots.txt file controls crawling of URLs under https://www.tunnel-online.info

User-agent: *
Allow: /

User-agent: SiteAuditBot
Crawl-delay: 1
Allow: /
Disallow: /download
Disallow: /downloads_protected
Disallow: /imgs
Disallow: /media

User-agent: Semrushbot-SI
Allow: /
Disallow: /download
Disallow: /downloads_protected
Disallow: /imgs
Disallow: /media

# Sitemap file
Sitemap: https://www.tunnel-online.info/sitemap.xml

Similar sites

Search preview

www.tunnel-online.info › index.html
tunnel

Most important keywords

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

KeywordResultRecheck
Tunnel68%Check
Fehmarnbelt Tunnel55%Check
tunnel Digital54%Check
Ing49%Check
STUVA44%Check
STUVA Conference 202344%Check
Concrete43%Check
STUVA Conference43%Check
STUVA News43%Check
2023 Munich43%Check
Show more keywords and terms

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