nijikata.com

.com crawl

First seen 2026-04-13 · Last seen 2026-05-04 · ok HTTP/1.1 200 1107 ms crawled 2026-05-07

JP · 183.90.242.52 · AS131965 Xserver Inc.

Reputation 92/100 no dmarc policy

sector other type homepage

HTML metadata

Title: 虹方興信所は東京都新宿区の興信所です
Description: 虹方興信所は東京都内で営業をしている信頼ある興信所です。採用の調査から個人的な浮気調査まで幅広いジャンルの調査を担う東京で営業している興信所です。
Language: ja
Canonical: https://nijikata.com/

Technology

Server: nginx

Registration

Registrar

PSI-Japan, Inc.

Created

2015-01-29

Expires

2027-01-29 254 days left

Updated

2026-04-27

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 nijikata.com

Email authentication partial

SPF: v=spf1 +a:sv2151.xserver.jp +a:nijikata.com +mx include:spf.sender.xserver.jp ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R12

from 2026-03-29 to 2026-06-27

Expires in 38 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://nijikata.com/

present

strict-transport-security

findings

missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

strict-transport-security: max-age=31536000; includeSubDomains; preload