Sekisuihouse.co.jp 【公式】家・住まいのことなら積水ハウス|住宅・ハウスメーカー

積水ハウスは「住」に特化した事業活動を通じて、皆さまの家・住まいづくりをお手伝いします。戸建・注文住宅・土地活用・賃貸住宅・マンションなどさまざまなソリューションからご案内可能。建築実例、研究開発、IR情報、採用情報もご覧いただけます。

Sekisuihouse.co.jp Overview

out of 100 for desktop and 50 out of 100 for mobile

According to the given information, sekisuihouse.co.jp is a website of the popular Japanese housing manufacturer, Sekisui House. The website, as expected, revolves around the company's core business, which is constructing homes. The homepage is designed and laid out in such a way that it feels like a virtual representation of a house. The main navigation menu is located at the top of the page, and it includes links to various sections of the website, such as products, services, company profile, and more.

The website's interface is highly professional and elegant, with a clean composition that reinforces the brand's sophisticated image. The company's name, Sekisui House, is prominently displayed, and the website's description states that the company specializes in constructing custom-built houses, condominiums, rental properties, and other housing projects.

Sekisuihouse.co.jp appears to be a family-friendly website, given its focus on residential housing and the sense of community that it strives to create. The company's building design philosophy appears to prioritize comfort, safety, and aesthetics in creating homes that provide a warm, welcoming environment.

Regarding the website's performance, it scores an average of 56 out of 100 for desktop speed and 50 out of 100 for mobile speed on Google PageSpeed Insights. While this score is not ideal, it's worth noting that the primary focus of the website may not be on speed optimization. The website has a high number of unique users daily and page viewer metrics.

In conclusion, Sekisui House's website, sekisuihouse.co.jp, is a beautifully designed website with an intuitive navigation menu system that effectively showcases the company's housing projects. While the website speed may not be optimal, the site's quality and performance are still commendable, making it a great resource for anyone in need of housing in Japan.

Sekisuihouse.co.jp Rank Summary

Global Rank
97,249
Average Load Time
1.31sec
Links In Count
1,021
Website Value
$122,763

Sekisuihouse.co.jp Website Safety

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Overview
Last Updated: 12/18/2025
Unknown status.
We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.
Norton connect safe logo
Norton Connect Safe
Last Updated: 03/22/2025
sekisuihouse.co.jp is safe.
Norton ConnectSafe evaluates sekisuihouse.co.jp for any unsafe and insecure content. The results are critical for families with young children.
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Google Safe Search
Last Updated: 12/18/2025
Unknown status.
SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.
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Google Safe Browsing
Last Updated: 01/09/2019
sekisuihouse.co.jp is safe.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.
Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.
McAfee logo
Site Advisor
Last Updated: 02/23/2021
sekisuihouse.co.jp is safe.
McAfee assesses sekisuihouse.co.jp for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze sekisuihouse.co.jp for mature or inappropriate content, only security checks are evaluated.
Web of trust logo
Web of Trust
Last Updated: 01/09/2019
sekisuihouse.co.jp child safety is very good.
The WOT calculates reputation of the sekisuihouse.co.jp. This reputation system receives ratings from users and information from third-party sources, assesses the sekisuihouse.co.jp for safety features and confirms, whether sekisuihouse.co.jp is suitable for children.

SSL Information
Domainwww.sekisuihouse.co.jp
Issuer OrganizationDigiCert Inc
IssuerDigiCert Global G3 TLS ECC SHA384 2020 CA1
Algorithmecdsa-with-SHA384
Valid form05/20/2025
Expiration03/14/2026
SignedCertificate is not self signed
Additional Domains www.sekisuihouse.co.jp
2c.sekisuihouse.jp
2c.stg.sekisuihouse.jp
5honnoki.jp
cms-web1.sekisuihouse.co.jp
cms-web2.sekisuihouse.co.jp
kanri-stg.sekisuihouse.co.jp
kanri.sekisuihouse.co.jp
noc.sekisuihouse.co.jp
saiyo-sekisuihouse.jp
sekisuihouse-global.com
sekisuihouse.co.jp
shkoujiten.com
shm-keiei.com
stg-cms.sekisuihouse.co.jp
stg.tripbasestyle.com
tlmsurvey.sekisuihouse.co.jp
tripbasestyle.com
www.5honnoki.jp
www.common.sekisuihouse.co.jp
www.saiyo-sekisuihouse.jp
www.sekisuihouse-global.com
www.sekisuihouse.com
www.shkoujiten.com
www.shm-keiei.com
www.stg.5honnoki.jp
www.stg.saiyo-sekisuihouse.jp
www.stg.sekisuihouse-global.com
www.stg.sekisuihouse.co.jp
www.stg.sekisuihouse.com
www.stg.shkoujiten.com
www.stg.shm-keiei.com
www.sumai-smile.net
www.sumufumulab.jp
www.tripbasestyle.com
www4.sekisuihouse.co.jp
www4.stg.sekisuihouse.co.jp

Sekisuihouse.co.jp Rank History

Sekisuihouse.co.jp Hosting Information

Server Location

ASN Information

ASN ID: 20940

ASN Title: Akamai International B.V.

Last Update: 12/17/2025

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Sekisuihouse.co.jp Domain Registration and Settings

WHOIS

[ JPRS database provides information on network administration. Its use is ]
[ restricted to network administration purposes. For further information, ]
[ use 'whois -h whois.jprs.jp help'. To suppress Japanese output, add'/e' ]
[ at the end of command, e.g. 'whois -h whois.jprs.jp xxx/e'. ]
Domain Information: [ドメイン情報]
a. [ドメイン名] SEKISUIHOUSE.CO.JP
e. [そしきめい] せきすいはうすかぶしきがいしゃ
f. [組織名] 積水ハウス株式会社
g. [Organization] Sekisui House, Ltd.
k. [組織種別] 株式会社
l. [Organization Type] Company
m. [登録担当者] KH21552JP
n. [技術連絡担当者] KH21552JP
p. [ネームサーバ] a1-80.akam.net
p. [ネームサーバ] a3-66.akam.net
p. [ネームサーバ] a6-65.akam.net
p. [ネームサーバ] a7-66.akam.net
p. [ネームサーバ] a8-64.akam.net
p. [ネームサーバ] a12-66.akam.net
s. [署名鍵] 58096 13 2 (
40D7068EA31CC7EA6EB389FCE31E85A5
C8C12740C7F07EF93EAE1D06BB482C9C )
[状態] Connected (2025/08/31)
[登録年月日] 1996/08/14
[接続年月日] 1996/09/26
[最終更新] 2024/10/23 07:02:21 (JST)


DNS Records
HostA RecordTTL
sekisuihouse.co.jp133.162.121.142600
HostMX RecordPriorityTTL
sekisuihouse.co.jpi1301.mailsecurity-nec.jp10600
HostNS RecordTTL
sekisuihouse.co.jpns1.sekisuihouse.co.jp600
sekisuihouse.co.jpns-tk011.ocn.ad.jp600
sekisuihouse.co.jpns2.sekisuihouse.co.jp600
HostTXT RecordTTL
sekisuihouse.co.jppardot971633=cd991922dcb2f5de8604757b0699f83282c5728184747ee28fe54d9693260801600
sekisuihouse.co.jpjtts8ywxkn4s5y255zzd3psbff1xf4df600
sekisuihouse.co.jpwebexdomainverification.HE0G=63e89e47-bcbd-4a4a-9441-f88665ac1df1600
sekisuihouse.co.jpapple-domain-verification=McFZYfJ9djwiLj8U600
sekisuihouse.co.jpspf2.0 a:mail.sekisuihouse.co.jp include:spf.messagelabs.com include:crmstyle.com include:spf.betrend.com include:spf.protection.outlook.com ~all600
sekisuihouse.co.jpv=spf1 ip4:202.18.209.18 ip4:202.18.209.19 ip4:202.18.209.20 ip4:202.18.210.18 ip4:202.18.210.19 ip4:202.18.210.20 include:crmstyle.com include:spf.messagelabs.com include:spf.betrend.com include:spf.protection.outlook.com 600

ns1.sekisuihouse.co.jp
TTL: 600
Email address: postmaster.sekisuihouse.co.jp
Serial: 2022040501
Refresh: 10800
Retry: 3600
Expire: 2592000
Minimum: 1200

Sekisuihouse.co.jp HTML Check


Errors
Warnings
NON-DOCUMENT-ERROR

Sekisuihouse.co.jp Desktop Performance

Last tested: 11/14/2016

Speedometer image
Desktop Speed
48%

Desktop Resource Breakdown
Total Resources178
Number of Hosts24
Static Resources144
JavaScript Resources50
CSS Resources13

Sekisuihouse.co.jp Mobile Insights

Last tested: 11/14/2016

Speedometer image
Mobile Usability
99%
Speedometer image
Mobile Speed
56%

Mobile Resource Breakdown
Total Resources69
Number of Hosts16
Static Resources42
JavaScript Resources23
CSS Resources1

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