yadosys.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-17 · ok HTTP/1.1 200 1347 ms crawled 2026-05-14

JP · 103.3.1.29 · AS131965 Xserver Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: 宿泊予約システム　宿シス
Description: 日本全国のホテル・旅館・ペンションなど多くの宿泊施設から「使いやすく」「見やすい」とお声を頂いている利用料完全固定の宿泊予約システム「宿シス」の公式サイトです
Language: ja

Technology

Server: nginx
CMS: WordPress

Ads

Meta Pixel

Third-party hosts loaded (2)

connect.facebook.net×3
ajax.googleapis.com×1

Social

Registration

Registrar

GMO Internet Group, Inc. d/b/a Onamae.com

Created

2003-11-17

Expires

2026-11-17 181 days left

Updated

2026-02-18

Name servers

dara.ns.cloudflare.com
donald.ns.cloudflare.com

DNS records live

NS

dara.ns.cloudflare.com
donald.ns.cloudflare.com

MX

10 sv12188.xserver.jp
20 mail.yadosys.com

TXT

v=DMARC1;p=none;rua=mailto:dmarcreports@yadosys.com

Email authentication weak

SPF: v=spf1 include:amazonses.com ip4:103.3.1.29 ip4:3.113.39.108 ip4:18.182.215.234 ip4:18.179.77.89 ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-03-27 to 2026-06-25

Expires in 36 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://www.yadosys.com/

findings

checked over plain HTTP
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy