Cstnet.co.jp 土木・建築・建設業向けソフトウェア＆サービス | 株式会社コンピュータシステム研究所
当社は、1986 年の創業以来、土木積算、施工計画、原価管理、安全管理、住宅プレゼン・積算見積、3次元CAD、3Dセンシング等のソフトウェア開発及び販売を行ってきました。お客様の未来を照らし、共に進むリーディングカンパニーとして、建設・建築業界が抱える課題解決に貢献します。
Server IP address resolved: Yes
Http response code: 200
Response time: 0.89 sec.
Last Checked: 02/03/2025
Cstnet.co.jp attracts 1,046 unique visitors daily, generating 3,663 pageviews. The estimated value of cstnet.co.jp is 70,299 USD. Each visitor views approximately 3.75 pages on average.
According to Majestic's traffic estimates, cstnet.co.jp ranks 30,631 globally, with the majority of its visitors coming from Japan, where it holds the 18,510 position.
It is beneficial for cstnet.co.jp that their data center (provided by AMAZON-02 - Amazon.com, Inc., US) is located in Japan, as this helps reduce page load time for most visitors.
See the list of other websites hosted by AMAZON-02 - Amazon.com, Inc., US.
Cstnet.co.jp is registered with the .JP top-level domain. Explore additional websites within the .JP zone.
A recent examination on (October 16, 2023), indicates that cstnet.co.jp has an expired SSL certificate issued by Amazon (expired on April 24, 2024). Click the "Refresh" button in the Safety Information section for updated SSL details. See the list of websites using SSL certificates issued by Amazon.
According to Google Safe Browsing, Google Safe Search and Symantec cstnet.co.jp appears to be a safe domain.
Based on Google's Mobile-Friendly test, cstnet.co.jp is optimized for mobile and tablet devices, although the web page loading speed could be improved.
Audience Geography. Where are cstnet.co.jp visitors located?
Japan JPWhere do visitors go on cstnet.co.jp?
| Subdomain | Pageviews |
|---|---|
| garoon.cstnet.co.jp | 78% |
| other | 22% |
| Subdomain | Pageviews per User |
|---|---|
| garoon.cstnet.co.jp | 2 |
| Subdomain | Reach |
|---|---|
| garoon.cstnet.co.jp | 78.81% |
How popular is cstnet.co.jp?
| Period | Global Rank | Global Rank Delta |
|---|---|---|
| past 3 months | 193673 | -678142 |
| past month | 213643 | 107863 |
| past week | 199604 | 32862 |
| Days | Pageviews Rank | Pageviews Rank Delta | Pageviews per Million | Pageviews per Million Delta | Pageviews per User | Pageviews per User Delta |
|---|---|---|---|---|---|---|
| 90 | 180997 | -493499 | 26 | 480% | 3.5 | -22.93% |
| 30 | 262204 | 172093 | 16 | -73.678% | 2.2 | -48.585% |
| 7 | 262612 | 39892 | 2 | -19.17% | 2 | 2% |
| Days | Reach Rank | Reach Rank Delta | Reach per Million | Reach per Million Delta |
|---|---|---|---|---|
| 90 | 212975 | -816259 | 27 | 700% |
| 30 | 209784 | 89354 | 28 | -48.844% |
| 7 | 192777 | 33221 | 3 | -20.69% |
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 ConnectSafe evaluates cstnet.co.jp for any unsafe and insecure content. The results are critical for families with young children.
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.
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 assesses cstnet.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 cstnet.co.jp for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the cstnet.co.jp. This reputation system receives ratings from users and information from third-party sources, assesses the cstnet.co.jp for safety features and confirms, whether cstnet.co.jp is suitable for children.
| Domain | cstnet.co.jp |
| Issuer Organization | Amazon |
| Issuer | Amazon RSA 2048 M01 |
| Algorithm | RSA-SHA256 |
| Valid form | 03/26/2023 |
| Expiration | 04/24/2024 |
| Signed | Certificate is not self signed |
| Additional Domains |
cstnet.co.jp |
ASN ID: 16509
ASN Title: AMAZON-02 - Amazon.com, Inc., US
Last Update: 08/03/2024
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
ASNumber: 16509
ASName: AMAZON-02
ASHandle: AS16509
RegDate: 2000-05-03
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/16509
OrgName: Amazon.com, Inc.
OrgId: AMAZON-4
Address: 1918 8th Ave
City: SEATTLE
StateProv: WA
PostalCode: 98101-1244
Country: US
RegDate: 1995-01-23
Updated: 2017-01-28
Ref: https://rdap.arin.net/registry/entity/AMAZON-4
OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-266-4064
OrgAbuseEmail: abuse@amazonaws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN
OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-266-4064
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN
RTechHandle: AC6-ORG-ARIN
RTechName: Amazon-com Incorporated
RTechPhone: +1-206-266-2187
RTechEmail: ipmanagement@amazon.com
RTechRef: https://rdap.arin.net/registry/entity/AC6-ORG-ARIN
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
[ 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] CSTNET.CO.JP
e. [そしきめい] かぶしきがいしゃこんぴゅーたしすてむけんきゅうしょ
f. [組織名] 株式会社コンピュータシステム研究所
g. [Organization] Computer System Technology Co.,Ltd.
k. [組織種別] 株式会社
l. [Organization Type] corporation
m. [登録担当者] NI26649JP
n. [技術連絡担当者] NI20297JP
p. [ネームサーバ] dns-b.iij.ad.jp
p. [ネームサーバ] dns-c.iij.ad.jp
s. [署名鍵]
[状態] Connected (2025/08/31)
[登録年月日] 1997/08/13
[接続年月日] 1997/08/26
[最終更新] 2024/09/01 01:01:09 (JST)
| Host | A Record | TTL |
|---|---|---|
| cstnet.co.jp | 13.113.152.145 | 600 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| cstnet.co.jp | mx.securemx.jp | 10 | 600 |
| Host | NS Record | TTL |
|---|---|---|
| cstnet.co.jp | dns-c.iij.ad.jp | 300 |
| cstnet.co.jp | dns-b.iij.ad.jp | 300 |
| Host | TXT Record | TTL |
|---|---|---|
| cstnet.co.jp | MS=ms12600382 | 3600 |
| cstnet.co.jp | MS=ms46831059 | 3600 |
| cstnet.co.jp | v=spf1 include:kairos3.com +mx:mail.securemx.jp ~all | 3600 |
| cstnet.co.jp | MS=ms83122544 | 3600 |
| cstnet.co.jp | MS=ms97261953 | 3600 |
dns-b.iij.ad.jp
TTL: 300
Email address: dns-managers.iij.ad.jp
Serial: 1567747283
Refresh: 3600
Retry: 1800
Expire: 3600000
Minimum: 900
Last tested: 01/19/2019
| Total Resources | 79 |
| Number of Hosts | 5 |
| Static Resources | 72 |
| JavaScript Resources | 11 |
| CSS Resources | 7 |
Last tested: 01/19/2019
| Total Resources | 82 |
| Number of Hosts | 5 |
| Static Resources | 75 |
| JavaScript Resources | 11 |
| CSS Resources | 7 |
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