kraken.io

.io crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 573 ms crawled 2026-05-19

DE · 148.251.22.107 · AS24940 Hetzner Online GmbH

Reputation 100/100

Classifying

HTML metadata

Title: Kraken.io Image Optimizer - Compress your JPG, PNG, WebP, GIF, SVG, AVIF, HEIC and PDF images · Kraken.io
Description: Kraken.io Image Optimizer and Compressor for JPG, PNG, WebP, GIF, SVG, AVIF, HEIC and PDF.
Language: en-us

Open Graph

url: https://www.kraken.io
title: Kraken.io Image Optimizer and Compressor for JPG, PNG, WebP, GIF, SVG, AVIF, HEIC and PDF
description: Kraken.io is a robust, ultra-fast image optimizer. Thanks to its vast array of optimization and compression algorithms Kraken.io is a world ahead of other tools. Want to save bandwidth and improve your website's load times? Look no further and welcome to Kraken!

Technology

Server: openresty

Analytics

Amplitude
Google Tag Manager

Third-party hosts loaded (2)

cdn.amplitude.com×3
www.googletagmanager.com×2

Social

DNS records live

NS

ns1.digitalocean.com
ns2.digitalocean.com
ns3.digitalocean.com

MX

1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

TXT

Show 4 TXT records

google-site-verification=_ZW28-ijiOd98b7_9UaKWucqbg49U3ElM5kdGKwSi-c
google-site-verification=G2u0PtWKKtdc_rBsqGItbmytRPo9zuxDKefoULa43u0
google-site-verification=pRgyjoffIOKIyBW8BoXdRHrlar5ckQCQcmz0SU2VOaI
status-page-domain-verification=8djvwdjw20pg

Email authentication strong

SPF

v=spf1 include:_spf.google.com include:mail.zendesk.com include:sendgrid.net ~all

softfail (~all)

DMARC

v=DMARC1; p=quarantine; rua=mailto:dmarc-reports@kraken.io; ruf=mailto:dmarc-forensics@kraken.io; fo=1; aspf=r; adkim=r

policy: quarantine

DKIM

Show 5 DKIM selectors

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyInZYucCWFGsVSTLPgGco8JL+vrweEhK+dXKfBQsvN9V0Nfla9Kz5Zu/sB1vMTdp65LdcwkbOc1t4E…
k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5kb8pswsQpImoMHT0wO3NGVnWou2rao3//jCN8pJDaWbXORmFY0e6h/Vh4lwFPU/eNDZovX2pj95Uj0bgQ…
s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzzc++SA2aHJT/Z9+nlNxgJbrohBJ08X2tqm3heX7ot2p6RKgq0j6/29PGaH4MLmw5jqtetFrQKRR3qd8em…
smtpapi: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDPtW5iwpXVPiH5FzJ7Nrl8USzuY9zqqzjE0D1r04xDN6qwziDnmgcFNNfMewVKN2D1O+2J9N14hRprzByFwfQW76…

selectors probed

Certificate (current)

Sectigo Public Server Authentication CA DV R36

from 2025-09-14 to 2026-10-15

Expires in 149 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://kraken.io/

present

strict-transport-security

findings

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

Header values

strict-transport-security: max-age=31536000, max-age=63072000;includeSubDomains; preload