indexo.dev

ertk.net

.net crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 1827 ms crawled 2026-05-18

JP · 153.125.239.149 · AS9370 SAKURA Internet Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
エロチカ
Description
エロチカは、AV女優やグラビアアイドル、着エロ作品の最新画像と動画を毎日紹介しているアダルトまとめサイトです。話題の作品・人気女優の情報が満載。
Language
ja
Generator
All in One SEO (AIOSEO) 4.9.7.1
Canonical
https://ertk.net
Feeds

Open Graph

url
https://ertk.net
title
エロチカ
locale
ja_JP
site name
エロチカ | AV・グラビア・着エロの最新画像・動画をまとめているアダルトサイト
description
エロチカは、AV女優やグラビアアイドル、着エロ作品の最新画像と動画を毎日紹介しているアダルトまとめサイトです。話題の作品・人気女優の情報が満載。

Technology

Server
nginx
CMS
WordPress
Analytics
  • Google Tag Manager
Third-party hosts loaded (10)
  • pics.dmm.co.jp×40
  • blogroll.livedoor.net×4
  • i2ad.jp×4
  • widget-view.dmm.co.jp×2
  • ajax.googleapis.com×1
  • free.ranklet4.com×1
  • js.blozoo.info×1
  • www.dmm.co.jp×1
  • www.google.com×1
  • www.googletagmanager.com×1

Registration

Registrar
GMO Internet Group, Inc. d/b/a Onamae.com
Created
2014-12-03
Expires
2027-12-03 562 days left
Updated
2022-10-05
Name servers
  • 01.dnsv.jp
  • 02.dnsv.jp
  • 03.dnsv.jp
  • 04.dnsv.jp

DNS records live

NS
  • 01.dnsv.jp
  • 02.dnsv.jp
  • 03.dnsv.jp
  • 04.dnsv.jp
MX
  • 10 www2578.sakura.ne.jp
TXT
  • google-site-verification=1x0KFKnJgv0iWNeH2nq-muvH_ARWY1K_x3Z69GCi4p4
  • google-site-verification=1VbWboDk2LCcLfYDxudTn0nOqg8GE_GRgaX83LcN9fs

Email authentication weak

SPF
v=spf1 +ip4:210.224.185.218 -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-11 to 2026-08-09
Expires in 82 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://ertk.net/

present
  • referrer-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Permissions Policy
Header values
referrer-policy
no-referrer-when-downgrade

Links to (2)

Linked from (2)