hercofoods.com Hercofoods.com

   
Homepage | Herco foods

Domain Summary

What is the traffic rank for Hercofoods.com?

• Hercofoods.com ranks #1,118,394 globally on HypeStat.

What percent of global Internet users visit Hercofoods.com?

• 4.0E-5% of global Internet users visit Hercofoods.com

How many people visit Hercofoods.com each day?

• Hercofoods.com receives approximately 2K visitors and 11,832 page impressions per day.

How much Hercofoods.com can earn?

• Hercofoods.com should earn about $48.27/day from advertising revenue.

What is Hercofoods.com estimated value?

• Estimated value of Hercofoods.com is $45,935.21.

What IP addresses does Hercofoods.com resolve to?

• Hercofoods.com resolves to the IP addresses 185.2.54.210.

Where are Hercofoods.com servers located in?

• Hercofoods.com has servers located in Belgium.

hercofoods.com Profile

Title:Homepage | Herco foods
Description:Belgian suplier of Chocolate Chips, Hazelnut Chocolate Filling, Speculoos Crumble, Speculoos Spread, Toppings, Sugar specialties, Dry Mixes & Ingredients.
Tags:
speculoos crumble
belgian
ingredients
toppings
fondant
decorations
speculoos spread
chocolate chips
dry mixes
hazelnut chocolate filling
belgium
Edit Site Info

What technologies does hercofoods.com use?

These are the technologies used at hercofoods.com. hercofoods.com has a total of 6 technologies installed in 8 different categories.
CMS
Drupal Drupal
Font Scripts
Google Font API Google Font API
Tag Managers
Google Tag Manager Google Tag Manager
Webmail
Microsoft 365 Microsoft 365
Email
Microsoft 365 Microsoft 365
Web Servers
Nginx Nginx
Reverse proxies
Nginx Nginx
Programming Languages
PHP PHP

hercofoods.com Traffic Analysis

Hercofoods.com is ranked #1,118,394 in the world. This website is viewed by an estimated 2K visitors daily, generating a total of 11.8K pageviews. This equates to about 59.8K monthly visitors.
Daily Visitors2K
Monthly Visits59.8K
Pages per Visit6.00
Visit duration n/a
Bounce Rate n/a
Is this your site?Verify your site's metrics.
Daily Unique Visitors:
1,972
Monthly Visits:
59,752
Pages per Visit:
6.00
Daily Pageviews:
11,832
Avg. visit duration:
n/a
Bounce rate:
n/a
Global Reach:
4.0E-5%
HypeRank:
1,118,394
SEMrush Rank:
41,082,744
*All traffic values are estimates only.
Last update was 789 days ago
     
This can take up to 60 seconds. Please wait...

*HypeStat.com is not promoting or affiliated with hercofoods.com in any way. Only publicly available statistics data are displayed.

Search Engine Indexes ▼

Search engine indexes are huge databases or collections of net pages that search engines like google like google and yahoo use to retrieve applicable facts while customers carry out searches. These indexes are created through search engines like google and yahoo through crawling and indexing net pages from throughout the internet.
Google Index:
15
Bing Index:
13
Baidu Index:
1

  ▼

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:
  hercofoods.com
Rank:
(Rank based on keywords, cost and organic traffic)
  41,082,744
Organic Keywords:
(Number of keywords in top 20 Google SERP)
  14
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 >>

Revenue report ▼

Google.com would generate approximately $48.3 per day if the source of income were advertisements, which equates to an estimated monthly revenue of $1.4K and annual gross revenue of approximately $17.6K. Based on these figures, the site's net worth is estimated at around $45.9K.

How much would hercofoods.com make?

Daily Revenue:
$48.27
Monthly Revenue:
$1,448.10
Yearly Revenue:
$17,618.55
*All earnings values are estimates only.

How much is hercofoods.com worth?

Website Value:
$45.9K

Ad Experience Report ▼

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

Mobile summary

Root domain:
hercofoods.com
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:
hercofoods.com
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:
hercofoods.com
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 hercofoods.com hosted? ▼

Hercofoods.com may be hosted in multiple data centers distributed in different locations around the world. This is probably just one of them.
Server IP:
185.2.54.210
ASN:
AS34762 
ISP:
Combell NV 
Server Location:

Belgium, BE
 

Other sites hosted on 185.2.54.210

How fast does hercofoods.com load? ▼

The average loading time of hercofoods.com is n/a ms. The Desktop speed index is 67 and mobile speed index is 42.
Average Load Time:
n/a ms

Page Speed (Google PageSpeed Insights) - Desktop

67
0-49 50-89 90-100 i

Field Data

Over the last 30 days, the field data shows that this page has a 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)0 0% of loads for this page have a fast (<0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have an average (0s ~ 0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have a slow (>0s) Cumulative Layout Shift (CLS) 0%
Time To First Byte (TTFB)0 0% of loads for this page have a fast (<0s) Time To First Byte (TTFB) 0% 0% of loads for this page have an average (0s ~ 0s) Time To First Byte (TTFB) 0% 0% of loads for this page have a slow (>0s) Time To First Byte (TTFB) 0%
First Contentful Paint (FCP)0 0% of loads for this page have a fast (<0s) First Contentful Paint (FCP) 0% 0% of loads for this page have an average (0s ~ 0s) First Contentful Paint (FCP) 0% 0% of loads for this page have a slow (>0s) First Contentful Paint (FCP) 0%
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%
Interaction To Next Paint (INP)0 0% of loads for this page have a fast (<0ms) Interaction To Next Paint (INP) 0% 0% of loads for this page have an average (0ms ~ 0ms) Interaction To Next Paint (INP) 0% 0% of loads for this page have a slow (>0ms) Interaction To Next Paint (INP) 0%
Largest Contentful Paint (LCP)0 0% of loads for this page have a fast (<0ms) Largest Contentful Paint (LCP) 0% 0% of loads for this page have an average (0ms ~ 0ms) Largest Contentful Paint (LCP) 0% 0% of loads for this page have a slow (>0ms) Largest Contentful Paint (LCP) 0%

Origin Data

All pages served from this origin have an 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)0 0% of loads for this page have a fast (<0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have an average (0s ~ 0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have a slow (>0s) Cumulative Layout Shift (CLS) 0%
Time To First Byte (TTFB)0 0% of loads for this page have a fast (<0s) Time To First Byte (TTFB) 0% 0% of loads for this page have an average (0s ~ 0s) Time To First Byte (TTFB) 0% 0% of loads for this page have a slow (>0s) Time To First Byte (TTFB) 0%
First Contentful Paint (FCP)0 0% of loads for this page have a fast (<0s) First Contentful Paint (FCP) 0% 0% of loads for this page have an average (0s ~ 0s) First Contentful Paint (FCP) 0% 0% of loads for this page have a slow (>0s) First Contentful Paint (FCP) 0%
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%
Interaction To Next Paint (INP)0 0% of loads for this page have a fast (<0ms) Interaction To Next Paint (INP) 0% 0% of loads for this page have an average (0ms ~ 0ms) Interaction To Next Paint (INP) 0% 0% of loads for this page have a slow (>0ms) Interaction To Next Paint (INP) 0%
Largest Contentful Paint (LCP)0 0% of loads for this page have a fast (<0ms) Largest Contentful Paint (LCP) 0% 0% of loads for this page have an average (0ms ~ 0ms) Largest Contentful Paint (LCP) 0% 0% of loads for this page have a slow (>0ms) Largest Contentful Paint (LCP) 0%

Lab Data

Speed Index 1.4 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more
Time to Interactive 1.1 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more
First Meaningful Paint 1.1 s
First Meaningful Paint measures when the primary content of a page is visible. Learn more
Lazy load third-party resources with facades  
Some third-party embeds can be lazy loaded. Consider replacing them with a facade until they are required. Learn more
Largest Contentful Paint 2.8 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more
Has a `<meta name="viewport">` tag with `width` or `initial-scale`  
A `<meta name="viewport">` not only optimizes your app for mobile screen sizes, but also prevents . a 300 millisecond delay to user input Learn more
Timing budget  
Set a timing budget to help you keep an eye on the performance of your site. Performant sites load fast and respond to user input events quickly. Learn more
First Contentful Paint 1.1 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more
Performance budget  
Keep the quantity and size of network requests under the targets set by the provided performance budget. Learn more
Avoids `unload` event listeners  
The `unload` event does not fire reliably and listening for it can prevent browser optimizations like the Back-Forward Cache. Use `pagehide` or `visibilitychange` events instead. Learn more
Total Blocking Time 0 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more
Max Potential First Input Delay 40 ms
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more

Page Speed (Google PageSpeed Insights) - Mobile

42
0-49 50-89 90-100 i

Field Data

Over the last 30 days, the field data shows that this page has a 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)0 0% of loads for this page have a fast (<0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have an average (0s ~ 0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have a slow (>0s) Cumulative Layout Shift (CLS) 0%
Time To First Byte (TTFB)0 0% of loads for this page have a fast (<0s) Time To First Byte (TTFB) 0% 0% of loads for this page have an average (0s ~ 0s) Time To First Byte (TTFB) 0% 0% of loads for this page have a slow (>0s) Time To First Byte (TTFB) 0%
First Contentful Paint (FCP)0 0% of loads for this page have a fast (<0s) First Contentful Paint (FCP) 0% 0% of loads for this page have an average (0s ~ 0s) First Contentful Paint (FCP) 0% 0% of loads for this page have a slow (>0s) First Contentful Paint (FCP) 0%
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)0 0% of loads for this page have a fast (<0s) Interactive To Next Paint (INP) 0% 0% of loads for this page have an average (0s ~ 0s) Interactive To Next Paint (INP) 0% 0% of loads for this page have a slow (>0s) Interactive To Next Paint (INP) 0%
Largest Contentful Paint (LCP)0 0% of loads for this page have a fast (<0s) Largest Contentful Paint (LCP) 0% 0% of loads for this page have an average (0s ~ 0s) Largest Contentful Paint (LCP) 0% 0% of loads for this page have a slow (>0s) Largest Contentful Paint (LCP) 0%

Origin Data

All pages served from this origin have an 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)0 0% of loads for this page have a fast (<0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have an average (0s ~ 0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have a slow (>0s) Cumulative Layout Shift (CLS) 0%
Time To First Byte (TTFB)0 0% of loads for this page have a fast (<0s) Time To First Byte (TTFB) 0% 0% of loads for this page have an average (0s ~ 0s) Time To First Byte (TTFB) 0% 0% of loads for this page have a slow (>0s) Time To First Byte (TTFB) 0%
First Contentful Paint (FCP)0 0% of loads for this page have a fast (<0s) First Contentful Paint (FCP) 0% 0% of loads for this page have an average (0s ~ 0s) First Contentful Paint (FCP) 0% 0% of loads for this page have a slow (>0s) First Contentful Paint (FCP) 0%
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)0 0% of loads for this page have a fast (<0s) Interactive To Next Paint (INP) 0% 0% of loads for this page have an average (0s ~ 0s) Interactive To Next Paint (INP) 0% 0% of loads for this page have a slow (>0s) Interactive To Next Paint (INP) 0%
Largest Contentful Paint (LCP)0 0% of loads for this page have a fast (<0s)Largest Contentful Paint (LCP) 0% 0% of loads for this page have an average (0s ~ 0s)Largest Contentful Paint (LCP) 0% 0% of loads for this page have a slow (>0s)Largest Contentful Paint (LCP) 0%

Lab Data

Timing budget  
Set a timing budget to help you keep an eye on the performance of your site. Performant sites load fast and respond to user input events quickly. Learn more
First Meaningful Paint 3.6 s
First Meaningful Paint measures when the primary content of a page is visible. Learn more
Largest Contentful Paint 8.4 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more
Time to Interactive 7.5 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more
First Contentful Paint 3.6 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more
Max Potential First Input Delay 170 ms
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more
Has a `<meta name="viewport">` tag with `width` or `initial-scale`  
A `<meta name="viewport">` not only optimizes your app for mobile screen sizes, but also prevents . a 300 millisecond delay to user input Learn more
First Contentful Paint (3G) 7350 ms
First Contentful Paint 3G marks the time at which the first text or image is painted while on a 3G network. Learn more
Avoids `unload` event listeners  
The `unload` event does not fire reliably and listening for it can prevent browser optimizations like the Back-Forward Cache. Use `pagehide` or `visibilitychange` events instead. Learn more
Speed Index 6.0 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more
Performance budget  
Keep the quantity and size of network requests under the targets set by the provided performance budget. Learn more
Total Blocking Time 160 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more
Lazy load third-party resources with facades  
Some third-party embeds can be lazy loaded. Consider replacing them with a facade until they are required. Learn more

Does hercofoods.com 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 hercofoods.com are reduced by 81%.
hercofoods.com use br compression.
Original size: 44.26 KB
Compressed size: 8.07 KB
File reduced by: 36.19 KB (81%)

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:
  UNKNOWN

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. hercofoods.com supports HTTPS.
 hercofoods.com supports HTTPS
     
Verifying SSL Support. Please wait...
Common Name: hercofoods.com
Organization:
Location:
Issuer: R3
Valid from: Sep 20 10:44:24 2022 GMT
Valid until: Dec 19 10:44:23 2022 GMT
Authority: CA:FALSE
Keysize: 2048 Bits
Common Name: R3
Organization: Let's Encrypt
Location: US
Issuer: ISRG Root X1
Valid from: Sep 4 00:00:00 2020 GMT
Valid until: Sep 15 16:00:00 2025 GMT
Authority: CA:TRUE
Keysize: 2048 Bits
Common Name: ISRG Root X1
Organization: Internet Security Research Group
Location: US
Issuer: DST Root CA X3
Valid from: Jan 20 19:14:03 2021 GMT
Valid until: Sep 30 18:14:03 2024 GMT
Authority: CA:TRUE
Keysize: 4096 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.
 hercofoods.com 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. 
server: nginx
date: Mon, 17 Oct 2022 05:45:04 GMT
content-type: text/html
content-length: 162
location: https://www.hercofoods.com/

HTTP/2 301 
server: nginx
date: Mon, 17 Oct 2022 05:45:04 GMT
content-type: text/html; charset=UTF-8
x-drupal-route-normalizer: 1
x-ua-compatible: IE=edge
content-language: en
x-content-type-options: nosniff
x-frame-options: SAMEORIGIN
permissions-policy: interest-cohort=()
x-generator: Drupal 9 (https://www.drupal.org)
x-drupal-cache: HIT
location: https://www.hercofoods.com/en

HTTP/2 200 
server: nginx
date: Mon, 17 Oct 2022 05:45:05 GMT
content-type: text/html; charset=UTF-8
vary: Accept-Encoding
cache-control: max-age=3600, public
link: <https://www.hercofoods.com/en>; rel="canonical", <https://www.hercofoods.com/en>; rel="shortlink", <https://www.hercofoods.com/en>; rel="alternate"; hreflang="en", <https://www.hercofoods.com/en/homepage>; rel="revision"
x-ua-compatible: IE=edge
content-language: en
x-content-type-options: nosniff
x-frame-options: SAMEORIGIN
permissions-policy: interest-cohort=()
expires: Sun, 19 Nov 1978 05:00:00 GMT
vary: Cookie
x-generator: Drupal 9 (https://www.drupal.org)
x-drupal-cache: HIT
last-modified: Wed, 08 Jun 2022 12:40:44 GMT
etag: W/"1654692044"
content-encoding: br

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
TXT v=spf1 a:320000034.ic-trace.org include:spf.protection.outlook.com ip4:185.2.54.210 -all 3547
TXT MS=ms89435917 3547
MX hercofoods-com.mail.protection.outlook.com 3547
SOA 3547
Mname ns3.combell.net
Rname hostmaster.hercofoods.com
Serial Number 2020060205
Refresh 10800
Retry 3600
Expire 604800
Minimum TTL 40000
A 185.2.54.210 3547
NS ns3.combell.net 3543
NS ns4.combell.net 3543

Whois Lookup ▼

Domain WHOIS is a public database that provides information about domain names, including registered owners, contact information, domain registrars, registration and expiration dates, name servers, and other relevant information. Domain registration for this website began on July 14, 2010 and will expire on July 14, 2023 if not renewed. This website is now assigned through the registrar Ascio Technologies, Inc. The WHOIS data for this website's domain was last updated on July 15, 2022.
Domain Created:
2010-07-14
Domain Expires:
2023-07-14
Domain Updated:
2022-07-15
Domain Age:
14 years 5 months
Domain Registrar:
Ascio Technologies, Inc
Domain Owner:
Not Disclosed
WhoIs:
 

Domain Name: hercofoods.com
Registry Domain ID: 1606583534_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.ascio.com
Registrar URL: http://www.ascio.com 
Updated Date: 2022-07-16T01:04:29Z
Creation Date: 2010-07-15T03:58:15Z
Registrar Registration Expiration Date: 2023-07-15T00:00:00Z
Registrar: Ascio Technologies, Inc
Registrar IANA ID: 106
Registrar Abuse Contact Email: email
Registrar Abuse Contact Phone: +44 (20) 81583881
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited

Registry Registrant ID: Not Disclosed
Registrant Name: Not Disclosed
Registrant Organization: Not Disclosed
Registrant Street: Not Disclosed
Registrant City: Not Disclosed 
Registrant State/Province: 
Registrant Postal Code: Not Disclosed
Registrant Country: BE
Registrant Phone: Not Disclosed
Registrant Phone Ext: Not Disclosed
Registrant Fax: Not Disclosed
Registrant Fax Ext: Not Disclosed
Registrant Email: https://whoiscontact.ascio.com?domainname=hercofoods.com

Registry Admin ID: Not Disclosed
Admin Name: Not Disclosed
Admin Organization: Not Disclosed
Admin Street: Not Disclosed
Admin City: Not Disclosed
Admin State/Province: Not Disclosed
Admin Postal Code: Not Disclosed
Admin Country: Not Disclosed
Admin Phone: Not Disclosed
Admin Phone Ext: Not Disclosed
Admin Fax: Not Disclosed
Admin Fax Ext: Not Disclosed
Admin Email: Not Disclosed

Registry Tech ID: Not Disclosed
Tech Name: Not Disclosed
Tech Organization: Not Disclosed
Tech Street: Not Disclosed
Tech City: Not Disclosed 
Tech State/Province: Not Disclosed
Tech Postal Code: Not Disclosed
Tech Country: Not Disclosed
Tech Phone: Not Disclosed
Tech Phone Ext: Not Disclosed
Tech Fax: Not Disclosed  
Tech Fax Ext: Not Disclosed
Tech Email: Not Disclosed

Name Server: ns3.combell.net
Name Server: ns4.combell.net
DNSSEC: signedDelegation
URL of the ICANN WHOIS Data Problem Reporting System: https://icann.org/wicf
>>> Last update of WHOIS database: 2022-10-17T05:45:58Z