indexo.dev

gtosims.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-10 · ok HTTP/1.1 200 722 ms crawled 2026-05-13

CA · 23.227.38.65 · AS13335 Cloudflare, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
GTO Sims. Best Preflop GTO Solutions for Poker Calculated with Solver
Description
GTO Sims - is a web store of preflop GTO solutions for various poker games and disciplines solved in Simple Preflop Holdem GTO solver. You could purchase GTO Solutions for Spin&Go, Cash Game, MTT, ShortDeck (Holdem 6+) and others. All files are calculated with a high accuracy.
Language
en
Canonical
https://gtosims.com/

Open Graph

url
https://gtosims.com/
title
GTO Sims. Best Preflop GTO Solutions for Poker Calculated with Solver
site name
GTO Sims
description
GTO Sims - is a web store of preflop GTO solutions for various poker games and disciplines solved in Simple Preflop Holdem GTO solver. You could purchase GTO Solutions for Spin&Go, Cash Game, MTT, ShortDeck (Holdem 6+) and others. All files are calculated with a high accuracy.

Technology

CDN
Cloudflare
CMS
Shopify
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • monorail-edge.shopifysvc.com×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

Registration

Registrar
Registrar of Domain Names REG.RU LLC
Created
2020-04-17
Expires
2027-04-17 332 days left
Updated
2025-04-10
Name servers
  • ns1.reg.ru
  • ns2.reg.ru

DNS records live

NS
  • ns1.reg.ru
  • ns2.reg.ru
MX
  • 10 mx.yandex.net
TXT
  • google-site-verification=J9zo3kt8cD_ZrB7XoTlM0XvZIug6d4nA7wM8ATAHPdI

Email authentication weak

SPF
v=spf1 redirect=_spf.yandex.net
no all qualifier
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E8
from 2026-04-01 to 2026-06-30
Expires in 42 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 85/100 Checked live page: https://gtosims.com/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
findings
  • short HSTS max-age
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
DENY
x-content-type-options
nosniff
content-security-policy
block-all-mixed-content; frame-ancestors 'none'; upgrade-insecure-requests;
strict-transport-security
max-age=7889238

Links to (6)

Linked from (1)