sparkmailapp.com

HTML metadata

Title

Spark Mail — Smart. Focused. Email.

Description

Spark helps you take your inbox under control. Instantly see what’s important and quickly clean up the rest.

Language

en

Canonical

https://sparkmailapp.com

Translations

de
en
es
fr
it
ja
pt
uk
zh

Open Graph

url: https://sparkmailapp.com
title: Spark Mail — Smart. Focused. Email.
site name: Spark
description: Spark helps you take your inbox under control. Instantly see what’s important and quickly clean up the rest.

Technology

Server: nginx

Analytics

Amplitude
Google Tag Manager

Third-party hosts loaded (7)

cdn-rdstaticassets.readdle.com×21
app.tailorhq.ai×1
cdn.amplitude.com×1
fast.wistia.com×1
geo.cookie-script.com×1
www.facebook.com×1
www.googletagmanager.com×1

Social

Registration

Registrar

Amazon Registrar, Inc.

Created

2015-12-08

Expires

2026-12-08 202 days left

Updated

2026-05-14

Name servers

ns-cloud-c1.googledomains.com
ns-cloud-c2.googledomains.com
ns-cloud-c3.googledomains.com
ns-cloud-c4.googledomains.com

DNS records live

NS

ns-cloud-c1.googledomains.com
ns-cloud-c2.googledomains.com
ns-cloud-c3.googledomains.com
ns-cloud-c4.googledomains.com

MX

1 aspmx.l.google.com
10 aspmx2.googlemail.com
10 aspmx3.googlemail.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

TXT

Show 6 TXT records

google-site-verification=omQFHuFGRDOt0XP9OQyCtKKYmanF01eEHamIt55MHDE
google-site-verification=bQPyy6WqZg9jFrPe0OcvdIXp5E17QUiDQZQE7vYWHDg
google-site-verification=NPksTmDckhOx4MmvbYihwbBWc720AETR7B3mkxW2MOc google-site-verification=RCCIiPYTCAIppux6IAC6GOKs3m61DkQRJ3WrqrwVgA8 google-site-verification=KyCsmtSrure5nG6wr0BVS-HAnF69VgEzswIOnf3Wies
hubspot-developer-verification=MGM5NjhiMTQtYzg5OS00MWJiLWFmYWItZjU2ODAyNDI0NWVl
1password-site-verification=NCY3WRUI2RAIXEU5WJEBHOLHTQ
Validity-Domain-Verification=wxbG6upGbG9eze10RcE6AyZhceM=

Email authentication strong

SPF

v=spf1 include:_spf.google.com include:spf.mtasv.net include:_spf.createsend.com ~all

softfail (~all)

DMARC

v=DMARC1; p=reject; rua=mailto:re+x4g8ihlkr8i@dmarc.postmarkapp.com,mailto:dmarc_agg@dmarc.everest.email; ruf=mailto:dmarc_fr@dmarc.everest.email; sp=none; pct=100; fo=0;

policy: reject (enforced) · sp=none

DKIM

google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDR3AWa5YxhUdA+ab1h1HKcvfmUoI7llKlxWtq2N4hB3PXPj7e06iHewI3VMLGgMtLBzW8jydAMXu2xd4S2mp…
k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…

selectors probed

Certificate (current)

Amazon RSA 2048 M04

from 2026-01-18 to 2027-02-17

Expires in 273 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://sparkmailapp.com/

present

strict-transport-security
x-frame-options

findings

missing Content Security Policy
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN
strict-transport-security: max-age=31536000