fykos.org

.org crawl

First seen 2026-04-20 · Last seen 2026-05-17 · ok HTTP/1.1 200 1005 ms crawled 2026-05-14

CZ · 195.113.17.221 · AS2852 CESNET z.s.p.o.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Main page | FYKOS
Language: en

Open Graph

url: http://fykos.org/
title: FYKOS
locale: cs
description: Group organizing educational events in physics for high-school students.

Technology

Server: openresty

Fonts

Google Fonts

Third-party hosts loaded (4)

cdn.jsdelivr.net×2
fonts.googleapis.com×2
cdnjs.cloudflare.com×1
fonts.gstatic.com×1

Social

Contact

Email

fykos@fykos.org

Registration

Registrar

Tucows Domains Inc.

Created

2010-06-20

Expires

2028-06-20 763 days left

Updated

2025-10-03

Name servers

ns.forpsi.cz
ns.forpsi.it
ns.forpsi.net

DNS records live

NS

ns.forpsi.cz
ns.forpsi.it
ns.forpsi.net

MX

Show 7 MX records

10 aspmx.l.google.com
20 alt1.aspmx.l.google.com
20 alt2.aspmx.l.google.com
30 aspmx2.googlemail.com
30 aspmx3.googlemail.com
30 aspmx4.googlemail.com
30 aspmx5.googlemail.com

TXT

google-site-verification=lS466qFvju8dwx6m1EuLG6Lityes6BsOitIOiGkHAJ0

Email authentication weak

SPF

v=spf1 include:_spf.google.com ~all

softfail (~all)

DMARC

not published

DKIM

google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC5FOQj1Qce8eLC7HveQcv8vPEok3Z6ihg5Z8br3IwK66SAZ2MFi7AueVY//rYFa2uhgnAnm9VpOLTNNIGq1E…

selectors probed

Certificate (current)

from 2026-05-10 to 2026-08-08

Expires in 81 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://fykos.org/

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