www.calkoo.com
Registered
Page analyze update date:
2026/06/05 10:25:28
Last whois update date:
2026/05/22 15:42:44
Domain Status
Registered
Paid till
20.08.2027
Available from
19.09.2027
×
![Fullscreen website screenshot]()
www.calkoo.com Website screenshot
SEO Score
74.66%
109
Score achieved
146
Maximum score
Main Information
Title: www.calkoo.com - Free Online Calculators - We do the math!
Description: calkoo.com: Explore a wide range of calculators and converters for your mathematical, financial, and scientific needs. Make accurate calculations effortlessly.
Keywords: unknown
Page Encoding:
utf-8
Page Filesize: 768 KB
Server Information
IP: 185.43.106.117
Location: Estonia,EE,,,59,26,Europe/Tallinn
Http Server: apache / zoneos
Encoding: utf-8
Meta Tags List
- charset: UTF-8
- name: viewport content: width=device-width, initial-scale=1.0
- name: author content: (c) 2007-2026 Trinity Capital
- name: keywords content: calkoo, online calculators, financial calculator, online calculator, calculator taxes, loan, investing, saving, sdr, calculator, loan, value added tax, VAT, loan interest, loan calculator, maximum loan calculator, units, units converter, conversion of units, net, npv, net wage, salary, net salary, salary calculator, wage calculator, wages, wage fund, vacation, financial analysis, saving, income tax, employee, employer, wacc, irr, npv, profitability index
- name: description content: calkoo.com: Explore a wide range of calculators and converters for your mathematical, financial, and scientific needs. Make accurate calculations effortlessly.
- name: msvalidate.01 content: 1032CDFCEFFC53E7863B42598636CB79
- name: baidu-site-verification content: tk4Ecye4fZ
- name: google-site-verification content: hRVn63L0j145PH5GOWNlZX-7piD0pvybkxKPJUkYi3k
- name: geo.region content: eu
- property: og:title content: www.calkoo.com - Free Online Calculators - We do the math!
- property: og:description content: calkoo.com: Explore a wide range of calculators and converters for your mathematical, financial, and scientific needs. Make accurate calculations effortlessly.
- property: og:url content: https://www.calkoo.com/en/home
- property: og:type content: website
- name: calkoo-pdf-endpoint content: https://www.calkoo.com/api/pdf/index.php
- equiv: origin-trial content: AlK2UR5SkAlj8jjdEc9p3F3xuFYlF6LYjAML3EOqw1g26eCwWPjdmecULvBH5MVPoqKYrOfPhYVL71xAXI1IBQoAAAB8eyJvcmlnaW4iOiJodHRwczovL2RvdWJsZWNsaWNrLm5ldDo0NDMiLCJmZWF0dXJlIjoiV2ViVmlld1hSZXF1ZXN0ZWRXaXRoRGVwcmVjYXRpb24iLCJleHBpcnkiOjE3NTgwNjcxOTksImlzU3ViZG9tYWluIjp0cnVlfQ==
- equiv: origin-trial content: Amm8/NmvvQfhwCib6I7ZsmUxiSCfOxWxHayJwyU1r3gRIItzr7bNQid6O8ZYaE1GSQTa69WwhPC9flq/oYkRBwsAAACCeyJvcmlnaW4iOiJodHRwczovL2dvb2dsZXN5bmRpY2F0aW9uLmNvbTo0NDMiLCJmZWF0dXJlIjoiV2ViVmlld1hSZXF1ZXN0ZWRXaXRoRGVwcmVjYXRpb24iLCJleHBpcnkiOjE3NTgwNjcxOTksImlzU3ViZG9tYWluIjp0cnVlfQ==
- equiv: origin-trial content: A9nrunKdU5m96PSN1XsSGr3qOP0lvPFUB2AiAylCDlN5DTl17uDFkpQuHj1AFtgWLxpLaiBZuhrtb2WOu7ofHwEAAACKeyJvcmlnaW4iOiJodHRwczovL2RvdWJsZWNsaWNrLm5ldDo0NDMiLCJmZWF0dXJlIjoiQUlQcm9tcHRBUElNdWx0aW1vZGFsSW5wdXQiLCJleHBpcnkiOjE3NzQzMTA0MDAsImlzU3ViZG9tYWluIjp0cnVlLCJpc1RoaXJkUGFydHkiOnRydWV9
- equiv: origin-trial content: A93bovR+QVXNx2/38qDbmeYYf1wdte9EO37K9eMq3r+541qo0byhYU899BhPB7Cv9QqD7wIbR1B6OAc9kEfYCA4AAACQeyJvcmlnaW4iOiJodHRwczovL2dvb2dsZXN5bmRpY2F0aW9uLmNvbTo0NDMiLCJmZWF0dXJlIjoiQUlQcm9tcHRBUElNdWx0aW1vZGFsSW5wdXQiLCJleHBpcnkiOjE3NzQzMTA0MDAsImlzU3ViZG9tYWluIjp0cnVlLCJpc1RoaXJkUGFydHkiOnRydWV9
- equiv: origin-trial content: A1S5fojrAunSDrFbD8OfGmFHdRFZymSM/1ss3G+NEttCLfHkXvlcF6LGLH8Mo5PakLO1sCASXU1/gQf6XGuTBgwAAACQeyJvcmlnaW4iOiJodHRwczovL2dvb2dsZXRhZ3NlcnZpY2VzLmNvbTo0NDMiLCJmZWF0dXJlIjoiQUlQcm9tcHRBUElNdWx0aW1vZGFsSW5wdXQiLCJleHBpcnkiOjE3NzQzMTA0MDAsImlzU3ViZG9tYWluIjp0cnVlLCJpc1RoaXJkUGFydHkiOnRydWV9
- equiv: origin-trial content: AlK2UR5SkAlj8jjdEc9p3F3xuFYlF6LYjAML3EOqw1g26eCwWPjdmecULvBH5MVPoqKYrOfPhYVL71xAXI1IBQoAAAB8eyJvcmlnaW4iOiJodHRwczovL2RvdWJsZWNsaWNrLm5ldDo0NDMiLCJmZWF0dXJlIjoiV2ViVmlld1hSZXF1ZXN0ZWRXaXRoRGVwcmVjYXRpb24iLCJleHBpcnkiOjE3NTgwNjcxOTksImlzU3ViZG9tYWluIjp0cnVlfQ==
- equiv: origin-trial content: Amm8/NmvvQfhwCib6I7ZsmUxiSCfOxWxHayJwyU1r3gRIItzr7bNQid6O8ZYaE1GSQTa69WwhPC9flq/oYkRBwsAAACCeyJvcmlnaW4iOiJodHRwczovL2dvb2dsZXN5bmRpY2F0aW9uLmNvbTo0NDMiLCJmZWF0dXJlIjoiV2ViVmlld1hSZXF1ZXN0ZWRXaXRoRGVwcmVjYXRpb24iLCJleHBpcnkiOjE3NTgwNjcxOTksImlzU3ViZG9tYWluIjp0cnVlfQ==
- equiv: origin-trial content: A9nrunKdU5m96PSN1XsSGr3qOP0lvPFUB2AiAylCDlN5DTl17uDFkpQuHj1AFtgWLxpLaiBZuhrtb2WOu7ofHwEAAACKeyJvcmlnaW4iOiJodHRwczovL2RvdWJsZWNsaWNrLm5ldDo0NDMiLCJmZWF0dXJlIjoiQUlQcm9tcHRBUElNdWx0aW1vZGFsSW5wdXQiLCJleHBpcnkiOjE3NzQzMTA0MDAsImlzU3ViZG9tYWluIjp0cnVlLCJpc1RoaXJkUGFydHkiOnRydWV9
- equiv: origin-trial content: A93bovR+QVXNx2/38qDbmeYYf1wdte9EO37K9eMq3r+541qo0byhYU899BhPB7Cv9QqD7wIbR1B6OAc9kEfYCA4AAACQeyJvcmlnaW4iOiJodHRwczovL2dvb2dsZXN5bmRpY2F0aW9uLmNvbTo0NDMiLCJmZWF0dXJlIjoiQUlQcm9tcHRBUElNdWx0aW1vZGFsSW5wdXQiLCJleHBpcnkiOjE3NzQzMTA0MDAsImlzU3ViZG9tYWluIjp0cnVlLCJpc1RoaXJkUGFydHkiOnRydWV9
- equiv: origin-trial content: A1S5fojrAunSDrFbD8OfGmFHdRFZymSM/1ss3G+NEttCLfHkXvlcF6LGLH8Mo5PakLO1sCASXU1/gQf6XGuTBgwAAACQeyJvcmlnaW4iOiJodHRwczovL2dvb2dsZXRhZ3NlcnZpY2VzLmNvbTo0NDMiLCJmZWF0dXJlIjoiQUlQcm9tcHRBUElNdWx0aW1vZGFsSW5wdXQiLCJleHBpcnkiOjE3NzQzMTA0MDAsImlzU3ViZG9tYWluIjp0cnVlLCJpc1RoaXJkUGFydHkiOnRydWV9
Internal Links
External Links
Whois Information
domain_name: calkoo.com
update_date: 2025-08-21T12:23:18Z
update_time: 1755778998
creation_date: 2008-08-20T20:50:52Z
creation_time: 1219265452
expiration_date: 2027-08-20T20:50:52Z
Whois Raw Data
Domain Name: CALKOO.COM
Registrar: GoDaddy.com, LLC
Domain Status: client delete prohibited
Domain Status: client renew prohibited
Domain Status: client transfer prohibited
Domain Status: client update prohibited
Creation Date: 2008-08-20T20:50:52Z
Registry Expiry Date: 2027-08-20T20:50:52Z
Updated Date: 2025-08-21T12:23:18Z
Name Server: CNS1.ESTPAK.EE
Name Server: CNS2.ESTPAK.EE
REGISTRAR Contact: GoDaddy.com, LLC
>>> Last update of RDAP database: 2026-05-22T15:42:44Z
Robots.txt
User-agent: *
Allow: /
Disallow: /*?lang=
Disallow: /*&page=
Disallow: /mobile.php
Sitemap: https://www.calkoo.com/sitemap.xml
SEO Audit
Technical SEO
✓
Response Code
200
Status 200 OK - page loads correctly.
✓
Character Encoding
Page: utf-8, Header: utf-8
Character encoding consistent between HTML and headers.
✓
Page Size
786955 bytes
Page size acceptable for fast loading.
!
Resources
90 total
Too many resources. Optimize and combine files for better performance.
✓
Hreflang Tags
34 hreflang tags
Hreflang tags found for multilingual SEO.
✓
Robots.txt
Exists
Robots.txt file found.
✓
Sitemap
Declared in robots.txt
Sitemap declared in robots.txt.
✓
HTTPS
Yes
Secure HTTPS connection enabled.
✓
Compression
gzip
Gzip or Zstd compression enabled for faster loading.
✓
Caching
max-age=3600
Cache-control headers properly set.
✓
Page Speed
3.32 ms
Excellent loading speed.
On-Page SEO
✓
Title
www.calkoo.com - Free Online Calculators - We do the math!
Good title length (30-60 characters).
✓
Meta Description
calkoo.com: Explore a wide range of calculators and converters for your mathematical, financial, and scientific needs. Make accurate calculations effortlessly. Lenght:159
Good meta description length (100-160 characters).
!
H1 Heading
5 found - " ⇔ Calculators A-Z"
Use only one H1 heading per page. Remove extra H1 tags.
✓
Word Count
7403
Content very comprehensive. Consider breaking into multiple pages if too long.
!
Canonical Tag
Add canonical tag to prevent duplicate content issues.
✓
Duplicate Meta
[]
No duplicate meta tags found.
✓
Keywords
Meta keywords are optional (not used by major search engines).
Content and UX
✓
Language
en
Language attribute properly set.
!
Images
11 total, 1 missing ALT
Add ALT text to images for accessibility and SEO.
✓
Viewport
width=device-width, initial-scale=1.0
Viewport meta tag properly set for mobile devices.
!
Open Graph
Missing: og:image
Add missing OpenGraph tags for social media sharing: og:image
!
Structured Data
0 JSON-LD scripts
Add structured data (JSON-LD) for rich snippets and better SEO.
Positions in Google
Search Phrases - Google
| Position | Phrase | Page | Snippet |
|---|---|---|---|
| 5 | /en/conversion-of-fr... | ||
| 7 | /en/add-or-subtract-... | ||
| 7 | /en/days-ago-calcula... | ||
| 8 | /en/days-from-now-ca... | ||
| 9 | /en/days-from-now-ca... |