silvercube.pl

.pl crawl dns

First seen 2026-06-02 · Last seen 2026-06-03 · ok HTTP/1.1 200 267 ms crawled 2026-06-02

US · 172.67.149.4 · AS13335 Cloudflare, Inc.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title: SilverCube S.C. - Aplikacje internetowe, serwisy www, administracja serwerami
Description: Tworzymy aplikacje internetowe, strony internetowe, oprogramowanie dla biznesu, sklepy internetowe, systemy zarządzania treścią oraz oferujemy hosting i administrację serwerami internetowymi.
Language: en
Canonical: https://www.silvercube.pl/

Technology

CDN: Cloudflare
CMS: Gatsby
Stack: Django

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (4)

www.google.com×2
fonts.googleapis.com×1
plus.google.com×1
www.googletagmanager.com×1

Social

Contact

Address: ul. Kornela Makuszyńskiego 4, 31-752, Kraków, małopolskie, PL

DNS records live

NS

donna.ns.cloudflare.com
keanu.ns.cloudflare.com

MX

10 mx.silvercube.pl
20 mx4.silvercube.pl

Email authentication partial

SPF

v=spf1 ip4:188.40.8.224/29 ip4:176.9.63.0/24 ip4:188.40.16.0/24 ip4:54.38.133.96/29 ip4:176.9.15.0/24 ip4:78.46.33.16/28 a mx ~all

softfail (~all)

DMARC

v=DMARC1; p=none; rua=mailto:dmarcreport@silvercube.pl; ruf=mailto:dmarcfail@silvercube.pl; fo=1;

policy: none (monitoring only)

DKIM

default: v=DKIM1; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDh4JjfXiVexXmn+JGJBgBS9dDdEAxxUFTjz4Yy6mBhmOOP24nI9XKVY12HJ/JHxOdgfL0hJ+mgkIiDydNyZMubrgxFF…

selectors probed

Certificate (current)

WE1

from 2026-04-24 to 2026-07-23

Expires in 50 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://silvercube.pl/

present

x-frame-options

findings

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

Header values

x-frame-options: SAMEORIGIN