Diveiac.com - SEO Checker

Overview of the SEO Check
Meta information
100% 
Page quality
80% 
Page structure
50% 
Link structure
40% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.11 s
File size
357.40 kB
Words
797
Media files
13
Number of links
158 internal / 14 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Tauchen lernen in Deutschland oder weltweit | Dive i.a.c.
The length of the page title is perfect. (508 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Tauchen lernen leicht gemacht. Mit unseren i.a.c. Dive Centern bilden wir seit mehr als 30 Jahren Taucher auf der ganzen Welt aus.
The length of the meta description is perfect. (811 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.diveiac.com/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: de
Language defined in HTML: de-de
Server location: United States of America
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, minimum-scale=1
descriptionTauchen lernen leicht gemacht. Mit unseren i.a.c. Dive Centern bilden wir seit mehr als 30 Jahren Taucher auf der ganzen Welt aus.
robotsfollow, index, max-snippet:-1, max-video-preview:-1, max-image-preview:large
generatorWPML ver:4.6.13 stt:1,3;
msapplication-TileColor#2079db
theme-color#ffffff
langde-de
twitter:cardsummary_large_image
twitter:titleTauchen lernen in Deutschland oder weltweit | Dive i.a.c.
twitter:descriptionTauchen lernen leicht gemacht. Mit unseren i.a.c. Dive Centern bilden wir seit mehr als 30 Jahren Taucher auf der ganzen Welt aus.
twitter:label1Verfasst von
twitter:data1iac-redaktion
twitter:label2Lesedauer
twitter:data21 Minute
og:localede_DE
og:typewebsite
og:titleTauchen lernen in Deutschland oder weltweit | Dive i.a.c.
og:descriptionTauchen lernen leicht gemacht. Mit unseren i.a.c. Dive Centern bilden wir seit mehr als 30 Jahren Taucher auf der ganzen Welt aus.
og:urlhttps://www.diveiac.com/
og:site_nameDive i.a.c.
og:updated_time2024-01-25T17:14:41+01:00
charsetUTF-8

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Page quality

Content
(Critically important)
There are 2 text duplicates on this page:
  • Duplicate: Du bist i.a.c. DiveCenter, aber nicht alle Deine Instructor bilden nac...
The average number of words per sentence of 5.97 words is low.
This page contains 797 words. That's ok.
21.5% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
The page contains a listing, which indicates a good text layout.
8 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width, initial-scale=1, minimum-scale=1" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The following tag is repeated too often: termin:
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.

Page structure

H1 heading
(Critically important)
i.a.c. alles rund ums Tauchen
Too many H1 headings
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H1 i.a.c. alles rund ums Tauchen
H1 tauchen gehen
H1 tauchen lernen
H1 Tauchlehrer werden
H2 Beginne Dein Abenteuer
H2 Aktuelle Seminare und Termine
H3 Mach Dein Hobby zum Beruf
H3 Die schönsten Plätze der Welt warten!
H3 Möglichkeiten ohne Ende
H3 Staff Crossover zum i.a.c. Dezember 2024
H3 i.a.c. Handicap Instructor Dezember 2024
H3 Staff Crossover zum i.a.c. November 2024
H5 INSTRUCTOR WERDEN
H5 TAUCHEN GEHEN
H5 TAUCHEN LERNEN
H5 Weltweit anerkannte Leistungen
H5 i.a.c. Leistungen
H5 International Aquanautic Club GmbH & Co. KG
H5 Unsere Öffnungszeiten:
H5 Folge uns
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.
9 links don't have an anchor text.
The number of internal links is ok.
There are 14 external links on this page.
LinkAttributesAnchor text
https://www.diveiac.com/Anchor Zum Inhalt springen
https://www.diveiac.com/Subdomain IMG-ALT Dive i.a.c.
https://www.diveiac.com/Subdomain IMG-ALT Deutsch
https://www.diveiac.com/en/Subdomain IMG-ALT Englisch
/instructor-werden/i-a-c-instr...Subdomain i.a.c. Instructor Sporttauchen
/tauchen-lernen/kindertauchen/...Subdomain No Text
/tauchen-lernen/sporttauchen/d...Subdomain No Text
/instructor-werden/i-a-c-instr...Subdomain Scuba Instructor
/instructor-werden/i-a-c-instr...Subdomain Open Water Instructor
/tauchen-lernen/kindertauchen/...Subdomain No Text
/tauchen-lernen/sporttauchen/o...Subdomain No Text
/instructor-werden/i-a-c-instr...Subdomain Master Instructor
/tauchen-lernen/sporttauchen/a...Subdomain No Text
/instructor-werden/i-a-c-instr...Subdomain Instructor Trainer
/instructor-werden/i-a-c-instr...Subdomain Course Director
/instructor-werden/i-a-c-instr...Subdomain i.a.c. Instructor Freitauchen
/instructor-werden/i-a-c-instr...Subdomain Freediving Basic Instructor
/instructor-werden/i-a-c-instr...Subdomain Freediving Instructor
/instructor-werden/i-a-c-instr...Subdomain Freediving Master Instructor
/instructor-werden/i-a-c-instr...Subdomain Freediving Instructor Trainer
/instructor-werden/i-a-c-instr...Subdomain Freediving Course Director
/instructor-werden/i-a-c-sport...Subdomain i.a.c. Instructor Tec Tauchen
/instructor-werden/i-a-c-sport...Subdomain Tec Basis Instructor
/instructor-werden/i-a-c-sport...Subdomain Nitrox Advanced Instructor
/instructor-werden/i-a-c-sport...Subdomain CCR Basis Instructor
/instructor-werden/i-a-c-sport...Subdomain i.a.c. TEC Fundamental Instructor
/instructor-werden/i-a-c-sport...Subdomain i.a.c. Trimix Light Instructor
/instructor-werden/i-a-c-instr...Subdomain i.a.c. Normoxic Trimix Instructor
/instructor-werden/i-a-c-instr...Subdomain i.a.c. Full Trimix Instructor
/crossover-zum-i-a-c/Subdomain Crossover zum i.a.c.
/i-a-c-faq/Subdomain FAQ.
/i-a-c-divecenter/Subdomain DiveCenter
/tauchen-lernen/sporttauchen/Subdomain Sporttauchen
/tauchen-lernen/kindertauchen/...Subdomain No Text
/tauchen-lernen/sporttauchen/d...Subdomain Discover Scuba Diving
/tauchen-lernen/kindertauchen/...Subdomain No Text
/tauchen-lernen/sporttauchen/o...Subdomain Open Water Diver
/tauchen-lernen/sporttauchen/a...Subdomain Advanced Open Water Diver
/tauchen-lernen/sporttauchen/m...Subdomain Master Diver
/tauchen-lernen/sporttauchen/d...Subdomain Dive Leader
/tauchen-lernen/sporttauchen/d...Subdomain Dive Leader Pro
/tauchen-lernen/sporttauchen/s...Subdomain Scuba Specialties
/tauchen-lernen/kindertauchen/Subdomain Kindertauchen
/tauchen-lernen/kindertauchen/...Subdomain Junior Diver
/tauchen-lernen/kindertauchen/...Subdomain Junior Scuba Diver
/tauchen-lernen/kindertauchen/...Subdomain Junior Open Water Diver
/tauchen-lernen/freediving/Subdomain Freitauchen
/tauchen-lernen/kindertauchen/...Subdomain No Text
/tauchen-lernen/freediving/bas...Subdomain Basic Freediver
/tauchen-lernen/kindertauchen/...Subdomain No Text
/tauchen-lernen/freediving/adv...Subdomain Advanced Freediver
/tauchen-lernen/freediving/fre...Subdomain Freediving Leader
/tauchen-lernen/freediving/fre...Subdomain Freediving Leader Pro
/tauchen-lernen/freediving/fre...Subdomain Freedive Specialties
/tauchen-lernen/cmas/Subdomain CMAS
/tauchen-lernen/cmas/cmas-1/Subdomain CMAS*
/tauchen-lernen/cmas/cmas-2/Subdomain CMAS**
/tauchen-lernen/cmas/cmas-3/Subdomain CMAS***
/tauchen-lernen/technisches-ta...Subdomain Technisches Tauchen
/tauchen-lernen/technisches-ta...Subdomain Sport TEC
/tauchen-lernen/technisches-ta...Subdomain TEC Tauchen
/tauchen-lernen/technisches-ta...Subdomain TEC Specialties
/i-a-c-faq/Subdomain Text duplicate FAQ.
/i-a-c-divecenter/Subdomain Wo kann ich die Ausbildung absolvieren?
/i-a-c-seminare/Subdomain Instructor Seminare
https://www.diveiac.com/jobs/Subdomain Jobs
http://www.tauchen-weltweit.de/New window External Subdomain Tauchreisen
https://my.diveiac.com/External Subdomain e-Academy
https://portal.diveiac.com/New window External Subdomain Login
https://www.diveiac.com/Subdomain Text duplicate IMG-ALT Dive i.a.c.
https://www.diveiac.com/Subdomain Text duplicate IMG-ALT Deutsch
https://www.diveiac.com/en/Subdomain Text duplicate IMG-ALT Englisch
https://www.diveiac.de/instruc...New window External Subdomain No Text
/instructor-werden/Subdomain Zu den Lehrgängen
/i-a-c-divecenter/Subdomain Finde Dein DiveCenter
/tauchen-lernen/Subdomain Zu den Kursen
http://www.diveiac.de/unsere-s...New window External Subdomain Aktuelle Seminare und Termine
/seminar/staff-crossover-zum-i...Subdomain Staff Crossover
/seminar/staff-crossover-zum-i...Subdomain Staff Crossover zum i.a.c. Dezember 2024 Termin: 08.12.2024 Ort: online Trainer: Oliver Mielke Du bist i.a.c. DiveCenter, aber nicht alle Deine Instructor bi...
/seminar/i-a-c-handicap-instru...Subdomain Handicap Diving, Instructor Seminare
/seminar/i-a-c-handicap-instru...Subdomain i.a.c. Handicap Instructor Dezember 2024 Termin: 06.12.2024 bis zum 07.12.2024 Ort: DIVESPORT München UG, Hinterbärenbadstraße, München, Deutschland Trainer:...
/seminar/staff-crossover-zum-i...Subdomain Text duplicate Staff Crossover
/seminar/staff-crossover-zum-i...Subdomain Staff Crossover zum i.a.c. November 2024 Termin: 10.11.2024 Ort: online Trainer: Oliver Mielke Du bist i.a.c. DiveCenter, aber nicht alle Deine Instructor bi...
/i-a-c-seminare/Subdomain Weitere Seminare
/instructor-werden/Subdomain Instructor werden
/i-a-c-divecenter/Subdomain Tauchen gehen
/tauchen-lernen/Subdomain Tauchen lernen
/i-a-c-seminare/Subdomain i.a.c. Seminare
http://www.tauchen-weltweit.de/New window External Subdomain Text duplicate Tauchreisen
https://www.diveiac.com/kontakt/Subdomain Kontaktiere uns
https://www.diveiac-shop.de/New window External Subdomain Shop
https://my.diveiac.com/New window External Subdomain Text duplicate e-Academy
https://www.instagram.com/dive...New window External Subdomain No Text
https://de-de.facebook.com/div...New window External Subdomain No Text
https://www.youtube.com/user/d...New window External Subdomain No Text
/impressum/Subdomain Impressum
/datenschutzerklaerung/Subdomain Datenschutzerklärung
https://www.diveiac.com/agb/Subdomain AGB
/wp-content/uploads/2024/01/Au...New window Subdomain i.a.c. Richtlinien
https://www.diveiac.com/Anchor No Text
https://www.diveiac.com/Subdomain Dive i.a.c. – Tauchen lernen
/instructor-werden/Subdomain Text duplicate Instructor werden
/instructor-werden/i-a-c-instr...Subdomain Text duplicate i.a.c. Instructor Sporttauchen
/instructor-werden/i-a-c-instr...Subdomain Text duplicate Scuba Instructor
/instructor-werden/i-a-c-instr...Subdomain Open Water Instructor (CMAS TL*)
/instructor-werden/i-a-c-instr...Subdomain Master Instructor (CMAS TL**)
/instructor-werden/i-a-c-instr...Subdomain Instructor Trainer (CMAS – TL***)
/instructor-werden/i-a-c-instr...Subdomain Text duplicate Course Director
/?page_id=2450Subdomain i.a.c. Instructor Specialties Scuba Diving
/instructor-werden/i-a-c-instr...Subdomain Text duplicate i.a.c. Instructor Freitauchen
/instructor-werden/i-a-c-instr...Subdomain Text duplicate Freediving Basic Instructor
/instructor-werden/i-a-c-instr...Subdomain Text duplicate Freediving Instructor
/instructor-werden/i-a-c-instr...Subdomain Text duplicate Freediving Master Instructor
/instructor-werden/i-a-c-instr...Subdomain Text duplicate Freediving Instructor Trainer
/instructor-werden/i-a-c-instr...Subdomain Text duplicate Freediving Course Director
/crossover-zum-i-a-c/Subdomain Text duplicate Crossover zum i.a.c.
/i-a-c-divecenter/Subdomain Text duplicate DiveCenter
/tauchen-lernen/Subdomain Text duplicate Tauchen lernen
/tauchen-lernen/sporttauchen/Subdomain Text duplicate Sporttauchen
/tauchen-lernen/sporttauchen/d...Subdomain Text duplicate Discover Scuba Diving
/tauchen-lernen/sporttauchen/s...Subdomain Scuba Diver
/tauchen-lernen/sporttauchen/o...Subdomain Text duplicate Open Water Diver
/tauchen-lernen/sporttauchen/a...Subdomain Text duplicate Advanced Open Water Diver
/tauchen-lernen/sporttauchen/m...Subdomain Text duplicate Master Diver
/tauchen-lernen/sporttauchen/d...Subdomain Text duplicate Dive Leader
/tauchen-lernen/sporttauchen/d...Subdomain Dive Leader Professional
/tauchen-lernen/sporttauchen/s...Subdomain Specialties Scuba Diving
/tauchen-lernen/freediving/Subdomain Freediving
/tauchen-lernen/freediving/bas...Subdomain Text duplicate Basic Freediver
/tauchen-lernen/freediving/adv...Subdomain Text duplicate Advanced Freediver
/tauchen-lernen/freediving/fre...Subdomain Text duplicate Freediving Leader
/tauchen-lernen/freediving/fre...Subdomain Text duplicate Freediving Leader Pro
/tauchen-lernen/cmas/Subdomain Text duplicate CMAS
/tauchen-lernen/cmas/cmas-1/Subdomain Text duplicate CMAS*
/tauchen-lernen/cmas/cmas-2/Subdomain Text duplicate CMAS**
/tauchen-lernen/cmas/cmas-3/Subdomain Text duplicate CMAS***
/tauchen-lernen/freediving/fre...Subdomain Text duplicate Freedive Specialties
/tauchen-lernen/freediving/equ...Subdomain Equalization
/tauchen-lernen/kindertauchen/Subdomain Text duplicate Kindertauchen
/tauchen-lernen/kindertauchen/...Subdomain Text duplicate Junior Diver
/tauchen-lernen/kindertauchen/...Subdomain Text duplicate Junior Scuba Diver
/tauchen-lernen/kindertauchen/...Subdomain Text duplicate Junior Open Water Diver
/tauchen-lernen/sport-tec/Subdomain Text duplicate Sport TEC
/tauchen-lernen/sport-tec/tec-...Subdomain TEC Basis
/tauchen-lernen/sport-tec/tec-...Subdomain TEC Basis CCR
/tauchen-lernen/sport-tec/nitr...Subdomain Nitro Advanced
/tauchen-lernen/technisches-ta...Subdomain Text duplicate TEC Tauchen
/tauchen-lernen/technisches-ta...Subdomain TEC Fundamental OC
/tauchen-lernen/technisches-ta...Subdomain TEC Advanced Nitrox OC
/tauchen-lernen/technisches-ta...Subdomain TEC Trimix Light OC
/tauchen-lernen/technisches-ta...Subdomain TEC Extended Range OC
/tauchen-lernen/technisches-ta...Subdomain TEC Normoxic Trimix OC
/tauchen-lernen/technisches-ta...Subdomain TEC Full Trimix OC
/tauchen-lernen/technisches-ta...Subdomain TEC Fundamental CCR
/tauchen-lernen/technisches-ta...Subdomain TEC Advanced Nitrox CCR
/tauchen-lernen/technisches-ta...Subdomain TEC Trimix Light CCR
/tauchen-lernen/technisches-ta...Subdomain TEC Normoxic Trimix CCR
/tauchen-lernen/technisches-ta...Subdomain TEC Trimix CCR
/tauchen-lernen/technisches-ta...Subdomain Specialties TEC
/tauchen-lernen/technisches-ta...Subdomain TEC Specialty Tec Solo
/tauchen-lernen/technisches-ta...Subdomain TEC Specialty Tec Advanced Solo
/tauchen-lernen/technisches-ta...Subdomain TEC Specialty Tec Scooter
/tauchen-lernen/technisches-ta...Subdomain TEC Specialty Tec Advanced Scooter
/tauchen-lernen/technisches-ta...Subdomain TEC Specialty Tec Wreck
/tauchen-lernen/technisches-ta...Subdomain TEC Specialty Tec Advanced Wreck
/tauchen-lernen/technisches-ta...Subdomain TEC Specialty Technical Wreck
/i-a-c-seminare/Subdomain Text duplicate Instructor Seminare
http://www.tauchen-weltweit.de/New window External Subdomain Text duplicate Tauchreisen
/i-a-c-faq/Subdomain i.a.c. FAQ
https://www.diveiac.com/jobs/Subdomain Text duplicate Jobs
https://portal.diveiac.com/External Subdomain Text duplicate Login
https://my.diveiac.com/New window Nofollow External Subdomain Text duplicate e-Academy

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.diveiac.com/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
A Content Delivery Network like Google Hosted Libraries can save bandwidth for the JQuery files.
The page response time is excellent with 0.11 seconds.
The file size of the HTML document is fine (357 kB).

HTTP Response Header

NameValue
x-cache-handlercache-enabler-engine
x-xss-protection1; mode=block
cache-controlmax-age=0
expiresMon, 26 Aug 2024 15:56:01 GMT
varyAccept-Encoding
content-encodinggzip
content-typetext/html; charset=UTF-8
dateMon, 26 Aug 2024 15:56:01 GMT
serverApache
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 38 referring domains.
This page has 121 backlinks.
This page has backlinks from 35 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Search preview

www.diveiac.com
Tauchen lernen in Deutschland oder weltweit | Dive i.a.c.
Tauchen lernen leicht gemacht. Mit unseren i.a.c. Dive Centern bilden wir seit mehr als 30 Jahren Taucher auf der ganzen Welt aus.

Most important keywords

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

KeywordResultRecheck
Tauchen81%Check
Tauchen lernen75%Check
Dive72%Check
Welt70%Check
tauchen gehen64%Check
ganzen Welt60%Check
Technisches Tauchen59%Check
Tec Tauchen59%Check
Dive Leader52%Check
Water Dive52%Check

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