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newton-e-learning.com

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First seen 2026-05-08 · Last seen 2026-05-15 · ok HTTP/1.1 200 5316 ms crawled 2026-05-15

JP · 219.94.162.164 · AS9371 SAKURA Internet Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
資格サイト「eラーニング」 ｜ JDPアセットマネジメント株式会社（大橋直久・代表）
Description
JDPアセットマネジメント株式会社（代表・大橋直久）の教育部門による「eラーニング」資格講座。役に立つ動画、資格取得の方法、有益な資格、資格の種類など。受験資格や合格率まで網羅。
Language
ja

Technology

Server
nginx

Registration

Registrar
Key-Systems GmbH
Created
2003-10-29
Expires
2026-10-29 163 days left
Updated
2025-11-28
Name servers
  • ns1.dns.ne.jp
  • ns2.dns.ne.jp

DNS records live

NS
  • ns1.dns.ne.jp
  • ns2.dns.ne.jp
MX
  • 10 newton-e-learning.com

Email authentication weak

SPF
v=spf1 a:www1324.sakura.ne.jp mx ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-29 to 2026-07-28
Expires in 70 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://newton-e-learning.com/

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

Linked from (7)