certech.nl Certech.nl

   
ROVC +300 cursussen & trainingen - Schrijf je nu direct in! | ROVC Technische Opleidingen

Domain Summary

What is the traffic rank for Certech.nl?

• Certech.nl ranks #25,065,121 globally on HypeStat.

What IP addresses does Certech.nl resolve to?

• Certech.nl resolves to the IP addresses 87.251.45.237.

Where are Certech.nl servers located in?

• Certech.nl has servers located in Oosterbeek, Gelderland, 6862, Netherlands.

certech.nl Profile

Title:ROVC +300 cursussen & trainingen - Schrijf je nu direct in! | ROVC Technische Opleidingen Description:ROVC al meer dan 50 jaar de Grootste Technische opleider van Nederland! Wanneer start jij met een cursus? ► Ga naar de website
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What technologies does certech.nl use?

These are the technologies used at certech.nl. certech.nl has a total of 11 technologies installed in 9 different categories.
JavaScript Graphics
D3 D3
Web Frameworks
Next.js Next.js
Web Servers
Next.js Next.js
Vercel Vercel
JavaScript Frameworks
React React
Miscellaneous
webpack webpack
Open Graph Open Graph
PWA PWA
Recruitment & staffing
Recruitee Recruitee
Performance
Priority Hints Priority Hints
Security
HSTS HSTS
JavaScript Libraries
C3.js C3.js

certech.nl Traffic Analysis

Certech.nl is ranked #25,065,121 in the world.
Daily Visitors n/a
Monthly Visits n/a
Pages per Visit n/a
Visit duration n/a
Bounce Rate n/a
Is this your site?Verify your site's metrics.
Daily Unique Visitors:
 n/a
Monthly Visits:
n/a
Pages per Visit:
n/a
Daily Pageviews:
n/a
Avg. visit duration:
n/a
Bounce rate:
n/a
Global Reach:
 n/a
HypeRank:
25,065,121
*All traffic values are estimates only.

  ▼

SEMrush is a complete on line advertising and marketing platform that gives a extensive variety of gear and functions to help companies and entrepreneurs in enhancing their on line visibility and optimizing their virtual advertising and marketing strategies.
SemRushSemRush
Domain:
  certech.nl
Rank:
(Rank based on keywords, cost and organic traffic)
  n/a
Organic Keywords:
(Number of keywords in top 20 Google SERP)
  0
Organic Traffic:
(Number of visitors coming from top 20 search results)
  0
Organic Cost:
((How much need to spend if get same number of visitors from Google Adwords)
  $0.00
Full SEMrush Report >>
Last update was 97 days ago
     
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*HypeStat.com is not promoting or affiliated with certech.nl in any way. Only publicly available statistics data are displayed.

Ad Experience Report ▼

Summary of the ad experience rating of a website for a specific platform.

Mobile summary

Root domain:
certech.nl
Ad filtering:
(Chrome is not filtering ads on your site.)
Off
Status:
(The status of the site that is reviewed for the Better Ads Standards.)
Not reviewed

Desktop summary

Root domain:
certech.nl
Ad filtering:
(Chrome is not filtering ads on your site.)
Off
Status:
(The status of the site that is reviewed for the Better Ads Standards.)
Not reviewed

Abusive Experience Report ▼

Summary of the abusive experience rating of a website.
Root domain:
certech.nl
Enforcement:
(Chrome is not preventing your site from opening new windows or tabs.)
Off
Status:
(The status of the site reviewed for the abusive experiences.)
Not reviewed

Where is certech.nl hosted? ▼

Certech.nl may be hosted in multiple data centers distributed in different locations around the world. This is probably just one of them.
Server IP:
87.251.45.237
ASN:
AS12859 
ISP:
BIT BV 
Server Location:
Oosterbeek
Gelderland, GE
6862
Netherlands, NL
 

Other sites hosted on 87.251.45.237

How fast does certech.nl load? ▼

The average loading time of certech.nl is 411 ms. The Desktop speed index is 0 and mobile speed index is 55.
Average Load Time:
411 ms

Page Speed (Google PageSpeed Insights) - Mobile

55
0-49 50-89 90-100 i

Field Data

Over the last 30 days, the field data shows that this page has a FAST speed compared to other pages in the Chrome User Experience Report.We are showing the 90th percentile of FCP and the 95th percentile of FID.

Cumulative Layout Shift (CLS)0ms 0% of loads for this page have a fast (<0.01s) Cumulative Layout Shift (CLS) 97% 1% of loads for this page have an average (0.01s ~ 0.025s) Cumulative Layout Shift (CLS) 1% 1% of loads for this page have a slow (>0.025s) Cumulative Layout Shift (CLS) 1%
Time To First Byte (TTFB)294ms 0% of loads for this page have a fast (<800s) Time To First Byte (TTFB) 94% 4% of loads for this page have an average (800s ~ 1800s) Time To First Byte (TTFB) 4% 1% of loads for this page have a slow (>1800s) Time To First Byte (TTFB) 1%
First Contentful Paint (FCP)844ms 0% of loads for this page have a fast (<1.8s) First Contentful Paint (FCP) 93% 3% of loads for this page have an average (1.8s ~ 3s) First Contentful Paint (FCP) 3% 2% of loads for this page have a slow (>3s) First Contentful Paint (FCP) 2%
First Input Delay (FID)0 0% of loads for this page have a fast (<0ms) First Input Delay (FID) 0% 0% of loads for this page have an average (0ms ~ 0ms) First Input Delay (FID) 0% 0% of loads for this page have a slow (>0ms) First Input Delay (FID) 0%
Interactive To Next Paint (INP)139ms 0% of loads for this page have a fast (<200s) Interactive To Next Paint (INP) 89% 9% of loads for this page have an average (200s ~ 500s) Interactive To Next Paint (INP) 9% 1% of loads for this page have a slow (>500s) Interactive To Next Paint (INP) 1%
Largest Contentful Paint (LCP)1.1s 0% of loads for this page have a fast (<2500s) Largest Contentful Paint (LCP) 95% 3% of loads for this page have an average (2500s ~ 4000s) Largest Contentful Paint (LCP) 3% 1% of loads for this page have a slow (>4000s) Largest Contentful Paint (LCP) 1%

Origin Data

All pages served from this origin have an FAST speed compared to other pages in the Chrome User Experience Report. over the last 30 days.To view suggestions tailored to each page, analyze individual page URLs.

Cumulative Layout Shift (CLS)0ms 97% of loads for this page have a fast (<0.01s) Cumulative Layout Shift (CLS) 97% 1% of loads for this page have an average (0.01s ~ 0.025s) Cumulative Layout Shift (CLS) 1% 1% of loads for this page have a slow (>0.025s) Cumulative Layout Shift (CLS) 1%
Time To First Byte (TTFB)294ms 94% of loads for this page have a fast (<0.8s) Time To First Byte (TTFB) 94% 4% of loads for this page have an average (0.8s ~ 1.8s) Time To First Byte (TTFB) 4% 1% of loads for this page have a slow (>1.8s) Time To First Byte (TTFB) 1%
First Contentful Paint (FCP)844ms 93% of loads for this page have a fast (<1.8s) First Contentful Paint (FCP) 93% 3% of loads for this page have an average (1.8s ~ 3s) First Contentful Paint (FCP) 3% 2% of loads for this page have a slow (>3s) First Contentful Paint (FCP) 2%
First Input Delay (FID)0 0% of loads for this page have a fast (<0ms) First Input Delay (FID) 0% 0% of loads for this page have an average 0ms ~ 0ms) First Input Delay (FID) 0% 0% of loads for this page have a slow (>0ms) First Input Delay (FID) 0%
Interactive To Next Paint (INP)139ms 89% of loads for this page have a fast (<0.2s) Interactive To Next Paint (INP) 89% 9% of loads for this page have an average (0.2s ~ 0.5s) Interactive To Next Paint (INP) 9% 1% of loads for this page have a slow (>0.5s) Interactive To Next Paint (INP) 1%
Largest Contentful Paint (LCP)1.1s 95% of loads for this page have a fast (<2.5s)Largest Contentful Paint (LCP) 95% 3% of loads for this page have an average (2.5s ~ 4s)Largest Contentful Paint (LCP) 3% 1% of loads for this page have a slow (>4s)Largest Contentful Paint (LCP) 1%

Lab Data

First Contentful Paint 2.4 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more about the First Contentful Paint metric
Largest Contentful Paint 9.2 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more about the Largest Contentful Paint metric
LCP request discovery  
by making the LCP image discoverable from the HTML immediately, and avoiding lazy-loading Optimize LCP
Speed Index 6.2 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more about the Speed Index metric
INP breakdown  
Start investigating by looking at the longest subpart. how to improve INP
Time to Interactive 18.9 s
Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric
Total Blocking Time 450 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more about the Total Blocking Time metric
Max Potential First Input Delay 280 ms
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric

Does certech.nl use compression? ▼

Website compression is the process of reducing the size of website files, such as HTML, CSS, JavaScript, and image files, to improve website performance and load times. Compressing website files can significantly reduce the amount of data that needs to be transferred from the server to the user's browser, resulting in faster page load times and improved user experience. Files on certech.nl are reduced by 88%.
certech.nl use br compression.
Original size: 326.3 KB
Compressed size: 38.13 KB
File reduced by: 288.17 KB (88%)

Google Safe Browsing ▼

Google Safe Browsing is a service provided by Google that helps protect users from visiting websites that may contain malicious or harmful content, such as malware, phishing attempts, or deceptive software.
This site is not currently listed as suspicious

MyWot.com Reputation Ratings

MyWOT (short for "My Web of Trust") is a web-based reputation and rating service that provides users with information about the trustworthiness and safety of websites.
Status:
  SAFE

SSL Checker - SSL Certificate Verify ▼

An SSL (Secure Sockets Layer) certificate is a digital certificate that establishes a secure encrypted connection between a web server and a user's web browser. It provides authentication and encryption, ensuring that data transmitted between the server and the browser remains private and protected. certech.nl supports HTTPS.
 certech.nl supports HTTPS
     
Verifying SSL Support. Please wait...
Common Name: www.rovc.nl
Organization:
Location:
Issuer: R13
Valid from: Jan 28 20:47:00 2026 GMT
Valid until: Apr 28 20:46:59 2026 GMT
Authority: CA:FALSE
Keysize: 2048 Bits
Common Name: R13
Organization: Let's Encrypt
Location: US
Issuer: ISRG Root X1
Valid from: Mar 13 00:00:00 2024 GMT
Valid until: Mar 12 23:59:59 2027 GMT
Authority: CA:TRUE
Keysize: 2048 Bits

Verify HTTP/2 Support ▼

HTTP/2 (Hypertext Transfer Protocol version 2) is a major revision of the HTTP protocol, which is the foundation of data communication on the World Wide Web. It was developed as an improvement over the previous HTTP/1.1 version to enhance web performance and efficiency.
 certech.nl supports HTTP/2
     
Verifying HTTP/2.0 Support. Please wait...

Http Header ▼

HTTP headers are extra portions of records despatched among a consumer (which include an internet browser) and a server at some stage in an HTTP request or response. They offer instructions, metadata, or manipulate parameters for the conversation among the consumer and server. 
content-type: text/html; charset=UTF-8
location: https://www.rovc.nl/examens/
server: Microsoft-IIS/10.0
x-powered-by: ASP.NET
date: Fri, 27 Feb 2026 05:57:01 GMT
content-length: 151

HTTP/2 308 
cache-control: public, max-age=0, must-revalidate
content-type: text/plain
date: Fri, 27 Feb 2026 05:57:01 GMT
location: /examens
refresh: 0;url=/examens
server: Vercel
strict-transport-security: max-age=63072000
x-vercel-id: fra1::2c4k7-1772171821624-ad4d65e74619

HTTP/2 301 
cache-control: public, max-age=0, must-revalidate
content-type: text/plain
date: Fri, 27 Feb 2026 05:57:01 GMT
location: /aanbod/examens
server: Vercel
strict-transport-security: max-age=63072000
x-vercel-id: fra1::gxjjn-1772171821657-6dc67f4f7e40

HTTP/2 200 
age: 5724
cache-control: public, max-age=0, must-revalidate
content-encoding: br
content-type: text/html; charset=utf-8
date: Fri, 27 Feb 2026 04:21:37 GMT
etag: W/"145j7u885r875sb"
server: Vercel
strict-transport-security: max-age=63072000
vary: rsc, next-router-state-tree, next-router-prefetch, next-router-segment-prefetch
x-matched-path: /aanbod/examens
x-nextjs-prerender: 1
x-nextjs-stale-time: 300
x-powered-by: Next.js
x-vercel-cache: HIT
x-vercel-id: fra1::fra1::gxjjn-1772171821699-7cd1e145734b

DNS Lookup ▼

DNS entries (Domain Name System) are a critical component of the Internet infrastructure. They act as directories that translate human-readable domain names (such as example.com) to machine-readable IP addresses. DNS records are stored on DNS servers and help forward internet traffic efficiently.
Type Ip Target/Txt TTL
A 87.251.45.237 600
NS nsauth2.bit.nl 600
NS nsauth3.bit.org 600
NS nsauth1.bit.nl 600
SOA 600
Mname nsauth1.bit.nl
Rname hostmaster.bit.nl
Serial Number 2025022603
Refresh 28800
Retry 7200
Expire 604800
Minimum TTL 600
MX d304737.a.ess.de.barracudanetworks.com 600
MX d304737.b.ess.de.barracudanetworks.com 600
TXT d365mktkey=Wx7VsVCOoPDxbylLZoQbfV4BB9ic7hbBm305SVf2mzsx 600
TXT v=spf1 include:spf.eu.exclaimer.net include:lms.plusport.com include:_spf.zivver.com include:spf-breaks-email.bit.nl include:spf.ess.de.barracudanetworks.com include:spf.protection.outlook.com ip4:35.157.190.224/27 ip4:20.8.224.72/32 ip4:213.136.12.0/24 ip4:87.251.45.232/27 ip4:46.31.48.0/21 ip6:2001:7b8:3:5::25:0/112 -all 600
TXT BPL=1354823 600
TXT VrFks1QASh32aPITiucquWlWzmmoAvB7ZGcBLw6QxjZSAIfPGVEb51NewbUtRcJaAHIIUp56kj7UIlh7JXKHzg== 600
TXT adobe-idp-site-verification=1cf30766807ddb93cace23c13d02760850845a8af20c3832da3ccd81ee886562 600
TXT d365mktkey=BVaXBxAeuAGTtP10saHYbH5IAdyhciuMnsXueZiug20x 600