indexo.dev

keep28.org

.org crawl

First seen 2026-06-03 · Last seen 2026-06-03 · ok HTTP/1.1 200 1979 ms crawled 2026-06-03

JP · 85.131.213.103 · AS131965 Xserver Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
若い歯科医師のためのPre Oralphysician Seminar(Pre OP Tokyo) | 日吉歯科、熊谷崇先生の理念をKEEP28という新たな歯科医療の価値として若手歯科医師に伝えるSATセミナー。
Language
ja
Generator
Site Kit by Google 1.180.0

Technology

Server
nginx
CMS
WordPress
jQuery
3.7.1
Analytics
  • Google Tag Manager
Ads
  • Meta Pixel

Third-party hosts loaded (6)

  • www.c-gear.net×5
  • www.googletagmanager.com×3
  • cdnjs.cloudflare.com×2
  • connect.facebook.net×1
  • gmpg.org×1
  • www.keep28-jof.jp×1

Registration

Registrar
GMO Internet Group, Inc. d/b/a Onamae.com
Created
2017-11-02
Expires
2026-11-02 150 days left
Updated
2025-10-04
Name servers
  • ns1.xserver.jp
  • ns2.xserver.jp
  • ns3.xserver.jp
  • ns4.xserver.jp
  • ns5.xserver.jp

DNS records live

NS
  • ns1.xserver.jp
  • ns2.xserver.jp
  • ns3.xserver.jp
  • ns4.xserver.jp
  • ns5.xserver.jp
MX
  • 0 keep28.org

Email authentication weak

SPF
v=spf1 +a:sv16722.xserver.jp +a:keep28.org +mx include:spf.sender.xserver.jp ~all
softfail (~all)
DMARC
not published
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsQEHZ6C13VzwFSX7WrqGW3H9bh1/pwUsToAea1GBA9+er5duMfAko2AXHkUxoqJeGg4EipHffpRkcK…
selectors probed

Certificate (current)

YR2
from 2026-06-03 to 2026-09-01
Expires in 89 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://keep28.org/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (4)

Linked from (2)