indexo.dev

praguespringsymposium.com

.com crawl

First seen 2026-05-29 · Last seen 2026-05-29 · ok HTTP/1.1 200 591 ms crawled 2026-05-31

CZ · 194.228.39.154 · AS5610 O2 Czech Republic, a.s.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Prague Spring Symposium
Language
en

Technology

Server
nginx
jQuery
3.6.0
Stack
PHP
Fonts
  • Google Fonts

Third-party hosts loaded (5)

  • cdnjs.cloudflare.com×3
  • fonts.googleapis.com×3
  • cdn.cookie-script.com×1
  • cdn.jsdelivr.net×1
  • fonts.gstatic.com×1

Registration

Registrar
Gransy, s.r.o.
Created
2022-01-14
Expires
2027-01-14 227 days left
Updated
2025-12-05
Name servers
  • ns.web4u.cz
  • ns2.web4u.cz

DNS records live

NS
  • ns.web4u.cz
  • ns2.web4u.cz
MX
  • 0 praguespringsymposium-com.mail.protection.outlook.com
TXT
  • _f29q4ycvqnpmb5lys8dp56g64t5sf4v
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

RapidSSL TLS RSA CA G1
from 2026-02-19 to 2027-03-23
Expires in 295 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://praguespringsymposium.com/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
findings
  • missing Content Security Policy
  • weak frame protection
Header values
referrer-policy
same-origin
x-frame-options
SAMEORIGIN, SAMEORIGIN
permissions-policy
geolocation=(),midi=(),sync-xhr=(),microphone=(),camera=(),magnetometer=(),gyroscope=(self),fullscreen=(self "https://www.youtube.com"),payment=()
x-content-type-options
nosniff
strict-transport-security
max-age=15778463; includeSubDomains; preload

Links to (10)

Linked from (1)