Skip to main content
SGSiteGraph

mailvelope.com

Mailvelope: PGP for Gmail & Webmail

Last scanned Jul 26, 2026, 11:19 AM

99

Overall score

Excellent

Summary

Open-source browser extension for PGP email encryption. This website uses Plausible Analytics hosted on UVENSYS - uvensys GmbH, DE. SEO is excellent (95/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: Multiple H1 headings found.

Mailvelope

Open-source browser extension for PGP email encryption. Integrates with Gmail, Outlook, and other webmail providers.

Germany
Hosted on UVENSYS - uvensys GmbH, DE

Top issues to fix

1 issue found

  • Multiple H1 headings found

    SEO

    Keep a single H1 per page and demote the others to H2/H3.

95

SEO

1 issue(s) found

100

Performance

415 ms

100

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.

Mailvelope

Open-source browser extension for PGP email encryption. Integrates with Gmail, Outlook, and other webmail providers.

Contact

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

Meta tags

Title
Mailvelope: PGP for Gmail & Webmail
Description
Browser extension that allows to exchange encrypted emails following the OpenPGP encryption standard
Canonical
https://mailvelope.com/en
Language
en
Charset
utf-8
Viewport
width=device-width, initial-scale=1
Robots meta
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
Add end-to-end encryption to your webmail address with Mailvelope!
og:description
Send and receive end-to-end encrypted emails using your favorite webmail service. A browser add-on for Chrome, Firefox or Edge blends your user interface with the intuitive Mailvelope controls.
og:type
og:url

Twitter Card

twitter:card
summary
twitter:title
Add end-to-end encryption to your webmail address with Mailvelope!
twitter:description
The envelope for your emails! Mailvelope adds end-to-end encryption to your webmail address. Check out our products.

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

CDN provider
IP address
185.26.156.95
ASN
AS58010 (UVENSYS - uvensys GmbH, DE)

DNS records

TypeValue
A
  • 185.26.156.95
AAAA
  • 2a00:d0c0:200:0:b9:1a:9c:5e
MX
  • alt1.aspmx.l.google.com
  • aspmx2.googlemail.com
  • aspmx.l.google.com
  • alt2.aspmx.l.google.com
  • aspmx3.googlemail.com
TXT
  • google-site-verification=gHDnnu3gwxNehoGEeOyO2PLbDGnRf8d54UiQNEtX38Y
  • google-site-verification=ObWraBFTQfM8VQtrxUZ08q-SwbeYZ6W7Bx3Cr1M_-Mo
  • yandex-verification: 46c6f4116d39e0b4
  • v=spf1 include:_spf.google.com include:amazonses.com ~all
NS
  • ns2.inwx.de
  • ns3.inwx.eu
  • ns.inwx.de
CAA
CNAME
IPv6 supportYes

TLS / SSL certificate

Version
TLS 1.3
Issuer
Let's Encrypt
Subject
mailvelope.com
Valid from
Jun 3, 2026
Valid to
Sep 1, 2026
Days until expiry
34
SAN domains
mailvelope.com

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 2 · H2 3 · H3 7

Links

23 internal · 13 external · 0 broken

Images

20 total · 0 missing alt

Scripts / Styles

7 scripts · 5 stylesheets

JS / CSS size

89.3 KB · 232 KB

Page size

45.9 KB

Robots.txt & Sitemap

robots.txt
Found
Disallow rules
0
sitemap.xml
Found
URLs in sitemap
79

SEO issues

  • Multiple H1 headings found

Accessibility issues

No accessibility issues detected.

Careers

View careers page

This company has an active careers page, but individual openings weren't reliably parsed from it — visit the page above for current listings.

Scan details

Requested URL
https://mailvelope.com
Final URL
https://mailvelope.com/en
HTTP status
200
HTTP version
HTTP/2
Response time
415 ms
HTML size
45.9 KB
Redirect chain
https://mailvelope.com → https://mailvelope.com/en

See something wrong on this report? Request a correction

Frequently asked questions

What technology does mailvelope.com use?
mailvelope.com is built with Bootstrap, Plausible Analytics.
Is mailvelope.com secure (HTTPS)?
Yes. mailvelope.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 1, 2026.
Who hosts mailvelope.com?
mailvelope.com is hosted on UVENSYS - uvensys GmbH, DE.
What is mailvelope.com's SEO score?
mailvelope.com scored 95/100 for SEO in the latest analysis (excellent).
What is mailvelope.com's overall website score?
mailvelope.com has an overall SiteGraph score of 99/100, combining SEO, performance, security, and accessibility.
What company operates mailvelope.com?
mailvelope.com is operated by Mailvelope. Open-source browser extension for PGP email encryption. Integrates with Gmail, Outlook, and other webmail providers.
Is mailvelope.com hiring?
mailvelope.com has a careers page; check it directly for current openings.