indexo.dev

rk-em.com

.com crawl

First seen 2026-04-30 · Last seen 2026-04-30 · ok HTTP/1.1 200 1417 ms crawled 2026-05-08

RU · 185.215.4.50 · AS57724 Ddos-guard Ltd

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
«РК-Управление событиями»
Description
Создадим ваше событие
Canonical
https://rk-em.com

Open Graph

url
https://rk-em.com
title
«РК-Управление событиями»
description
Создадим ваше событие

Technology

Server
ddos-guard

Third-party hosts loaded (5)

  • static.tildacdn.com×27
  • thb.tildacdn.com×8
  • fonts.tildacdn.com×1
  • neo.tildacdn.com×1
  • ws.tildacdn.com×1

Registration

Registrar
Regional Network Information Center, JSC dba RU-CENTER
Created
2019-10-11
Expires
2026-10-11 144 days left
Updated
2025-09-11
Name servers
  • dns1.yandex.net
  • dns2.yandex.net

DNS records live

NS
  • dns1.yandex.net
  • dns2.yandex.net
MX
  • 10 mx.yandex.net

Email authentication weak

SPF
v=spf1 redirect=_spf.yandex.net
no all qualifier
DMARC
not published
DKIM
  • mail: v=DKIM1; k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCxh7bxVdOF6p1I+eqDvpAwRILgCPatoWarSGSVAdHoJiFyZCDwkyuAuWlMmHf8GYO9E0iw9DwmoshY6…
selectors probed

Certificate (current)

R12
from 2026-04-07 to 2026-07-06
Expires in 47 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://rk-em.com/

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

Links to (11)

Linked from (1)