Skip to main content
SGSiteGraph

zadarma.com

Virtual Phone System, Phone numbers and PBX | Zadarma

Last scanned Jul 25, 2026, 8:25 PM · 2 views

94

Overall score

Excellent

Summary

Zadarma offers virtual phone numbers in 100+ countries, free cloud PBX and CRM systems. This website uses Nginx hosted on IPTelecomBulgaria-AS - IP Telecom Bulgaria, BG. SEO is excellent (100/100) and accessibility is excellent (100/100). Security scores good (85/100) and performance excellent (90/100).

Zadarma offers virtual phone numbers in 100+ countries, free cloud PBX and CRM systems. Video conferencing. Call tracking. Speech analytics. Try now!

BG
Hosted on IPTelecomBulgaria-AS - IP Telecom Bulgaria, BG

Products & pricing

Product and pricing information published in this site's own structured data.

For price plan

$0 USD

Top issues to fix

3 issues found · 1 high priority

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • Missing X-Content-Type-Options header

    Security

    Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.

  • 2 cookies without Secure/HttpOnly flags

    Security

    Set Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.

100

SEO

0 issue(s) found

90

Performance

266 ms

85

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

Company details published in this site's own structured data.

Zadarma offers virtual phone numbers in 100+ countries, free cloud PBX and CRM systems. Video conferencing. Call tracking. Speech analytics. Try now!

FacebookX (Twitter)LinkedInYouTube

Contact

Email, phone, and address published on this site's own pages.

Meta tags

Title
Virtual Phone System, Phone numbers and PBX | Zadarma
Description
Zadarma offers virtual phone numbers in 100+ countries, free cloud PBX and CRM systems. Video conferencing. Call tracking. Speech analytics. Try now!
Canonical
https://zadarma.com/en/
Language
en
Charset
utf-8
Viewport
width=device-width, initial-scale=1.0, maximum-scale=5.0
Robots meta
Manifest
https://zadarma.com/manifest.json

OpenGraph & Twitter Card

OpenGraph

og:title
Virtual Phone System, Phone numbers and PBX | Zadarma
og:description
Save on phone calls with Zadarma through our smart solutions: unlimited price plans, free calling bundles, per-second billing, caller ID support, dedicated mobile and desktop apps, and a top-quality call audio.
og:type
—
og:url
https://zadarma.com/en/

Twitter Card

twitter:card
—
twitter:title
—
twitter:description
—

Technologies

Detected frameworks, languages, and tools.

jQueryGoogle AnalyticsNginx

Hosting & CDN

CDN provider
—
IP address
185.45.153.83
ASN
AS199790 (IPTelecomBulgaria-AS - IP Telecom Bulgaria, BG)

DNS records

TypeValue
A
  • 185.45.153.83
  • 185.45.153.82
AAAA—
MX
  • mx3.zadarma.com
  • mx.zadarma.com
TXT
  • google-site-verification=EYDlA33Jau9ciInZpGxPZjtg1TD6ttKsO15PLAX1QIY
  • linkedin-site-verification=1dfae772-ae8f-44ee-8f4b-54b20feb10c0
  • google-site-verification=UySGDo-Y-c68LI-rKgKD-tPdPoA29GD4mL-1guO-MQY
  • google-site-verification=AaRsiw78m0ste2x9aeen03BK8HTG0qvfmaReO7i1nDo
  • v=spf1 include:_spf_fr.sipdc.net include:_spf_ny.sipdc.net include:_spf_ma.sipdc.net ~all
NS
  • ns5.sipdc.net
  • ns3.sipdc.net
  • ns4.sipdc.net
CAA
  • 0 issue "sectigo.com"
  • 0 iodef "mailto:noc@sipdc.net"
CNAME—
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Sectigo Limited
Subject
*.zadarma.com
Valid from
Nov 17, 2025
Valid to
Dec 18, 2026
Days until expiry
146
SAN domains
*.zadarma.com, zadarma.com

Security headers

  • Strict-Transport-SecurityEnabled
  • Content-Security-PolicyMissing
  • X-Frame-OptionsEnabled
  • X-Content-Type-OptionsMissing
  • Referrer-PolicyMissing
  • Permissions-PolicyMissing

Compression: gzip · 2 cookie(s) observed

Content & assets

Headings

H1 1 · H2 6 · H3 1

Links

51 internal · 8 external · 0 broken

Images

76 total · 0 missing alt

Scripts / Styles

13 scripts · 2 stylesheets

JS / CSS size

782 KB · 745 KB

Page size

103 KB

Robots.txt & Sitemap

robots.txt
Found
Disallow rules
16
sitemap.xml
Found
URLs in sitemap
3433

SEO issues

No SEO issues detected.

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://zadarma.com
Final URL
https://zadarma.com/en/
HTTP status
200
HTTP version
HTTP/2
Response time
264 ms
HTML size
103 KB
Redirect chain
https://zadarma.com → https://zadarma.com/en/

See something wrong on this report? Request a correction

Related websites

Same technology stack

iquw.com

Home | Starr | IQUW

100
wordpressnginxgoogle-analytics
AWS

owncloud.org

ownCloud - share files and folders, easy and secure

100
wordpressnginxgoogle-analytics
kues-data - KUES DATA GmbH, DE

seravo.com

Seravo

100
wordpressnginxwoocommerce
HETZNER-AS - Hetzner Online GmbH, DE

owncloud.com

ownCloud - share files and folders, easy and secure

100
wordpressnginxgoogle-analytics
kues-data - KUES DATA GmbH, DE

quago.io

Home - Quago

100
wordpressnginxgoogle-analytics

opensearch.org

Home - OpenSearch

99
wordpressnginxgoogle-analytics
Fastly· Fastly

Frequently asked questions

What technology does zadarma.com use?
zadarma.com is built with jQuery, Google Analytics, Nginx.
Is zadarma.com secure (HTTPS)?
Yes. zadarma.com uses TLS 1.3 with a certificate issued by Sectigo Limited, valid until Dec 18, 2026.
Who hosts zadarma.com?
zadarma.com is hosted on IPTelecomBulgaria-AS - IP Telecom Bulgaria, BG.
What is zadarma.com's SEO score?
zadarma.com scored 100/100 for SEO in the latest analysis (excellent).
What is zadarma.com's overall website score?
zadarma.com has an overall SiteGraph score of 94/100, combining SEO, performance, security, and accessibility.
What products does zadarma.com offer?
zadarma.com offers For price plan.