Railsguides.jp Ruby on Rails ガイド：体系的に Rails を学ぼう

RailsガイドはRuby on Railsに特化した1,600ページ超えの大型リファレンスです。プロダクト開発を生産的にする電子書籍や全文検索、チーム向けプランも提供しています。

Online Status
Online

Server IP address resolved: Yes
Http response code: 200
Response time: 0.86 sec.
Last Checked: 02/03/2025

Railsguides.jp attracts 2,197 unique visitors daily, generating 3,515 pageviews. The estimated value of railsguides.jp is 63,269 USD. Each visitor views approximately 1.71 pages on average.

According to Majestic's traffic estimates, railsguides.jp ranks 15,141 globally, with the majority of its visitors coming from Japan, where it holds the 17,997 position.

Railsguides.jp is hosted by AMAZON-02 - Amazon.com, Inc., US in United States; however, migrating the server to Japan could further improve page load times for the majority of users.

See the list of other websites hosted by AMAZON-02 - Amazon.com, Inc., US.

Railsguides.jp is registered with the .JP top-level domain. Explore additional websites within the .JP zone.

A recent examination on (July 08, 2024), indicates that railsguides.jp has an expired SSL certificate issued by Let's Encrypt (expired on August 09, 2024). Click the "Refresh" button in the Safety Information section for updated SSL details. See the list of websites using SSL certificates issued by Let's Encrypt.

According to Google Safe Browsing, Google Safe Search and Symantec railsguides.jp appears to be a safe domain.

Based on Google's Mobile-Friendly test, railsguides.jp is optimized for mobile and tablet devices, although the web page loading speed could be improved.

Global Rank
208,434
Average Load Time
0.00sec
Links In Count
40
Website Value
$59,130

Audience Geography. Where are railsguides.jp visitors located?

Country Visitors
Japan Japan JP100%
Country Pageviews
Japan Japan JP100%
Country Rank
Japan Japan JP17997

Where do visitors go on railsguides.jp?

Subdomain Pageviews
railsguides.jp		100%
Subdomain Pageviews per User
railsguides.jp		2
Subdomain Reach
railsguides.jp		100%

How popular is railsguides.jp?

PeriodGlobal RankGlobal Rank Delta
past 3 months20843422664
past month217735-23701
past week3234690
DaysPageviews RankPageviews Rank DeltaPageviews per MillionPageviews per Million DeltaPageviews per UserPageviews per User Delta
903063152086214-3.62%1.620%
30293080-72555140%230%
7512895070%10%
DaysReach RankReach Rank DeltaReach per MillionReach per Million Delta
901844112569232-16.9%
30205108-575637%
7252833030%
Overview
Last Updated: 02/03/2025
Overall result - railsguides.jp is safe.
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
Last Updated: 03/22/2024
railsguides.jp is safe.
Norton ConnectSafe evaluates railsguides.jp for any unsafe and insecure content. The results are critical for families with young children.
Google Safe Search
Last Updated: 03/28/2019
railsguides.jp is safe.
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.
Google Safe Browsing
Last Updated: 01/09/2019
railsguides.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.
Site Advisor
Last Updated: 02/23/2021
railsguides.jp is safe.
McAfee assesses railsguides.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 railsguides.jp for mature or inappropriate content, only security checks are evaluated.
Web of Trust
Last Updated: 02/03/2025
railsguides.jp child safety is unknown.
The WOT calculates reputation of the railsguides.jp. This reputation system receives ratings from users and information from third-party sources, assesses the railsguides.jp for safety features and confirms, whether railsguides.jp is suitable for children.
Railsguides.jp | SSL Certificate Information
SSL Checker Tool
Domainrailsguides.jp
Issuer OrganizationLet's Encrypt
IssuerR3
AlgorithmRSA-SHA256
Valid form05/11/2024
Expiration08/09/2024
SignedCertificate is not self signed
Additional Domains railsguides.jp
Server Location
Geolocation Tool
Railsguides.jp ASN Information
ASN Lookup Tool

ASN ID: 16509
ASN Title: AMAZON-02 - Amazon.com, Inc., US

Last Update: 11/03/2024

#
# 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.
#

WHOIS
WHOIS Lookup Tool

[ 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]
[Domain Name] RAILSGUIDES.JP

[登録者名] ヤスラボ
[Registrant] YasuLab

[Name Server] ns2.gehirndns.org
[Name Server] ns2.gehirndns.net
[Name Server] ns2.gehirndns.com
[Name Server] ns2.gehirndns.jp
[Signing Key]

[登録年月日] 2014/06/04
[有効期限] 2025/06/30
[状態] Active
[最終更新] 2024/07/01 01:05:03 (JST)

Contact Information: [公開連絡窓口]
[名前] YassLab 株式会社
[Name] YassLab Inc.
[Email] yohei@yasslab.jp
[Web Page]
[郵便番号] 169-0075
[住所] 東京都新宿区
高田馬場 1-28-10
三慶ビル4F CASE Shinjuku
[Postal Address] Shinjuku-ku
1-28-10 Takadanobaba
Sankei Building 4F CASE Shinjuku
[電話番号] 050-5809-7823
[FAX番号]

DNS Records
DNS Lookup Tool
HostA RecordTTL
railsguides.jp34.201.80.8430
railsguides.jp54.91.6.8930
railsguides.jp54.196.16.16430
railsguides.jp54.157.4.6530
HostMX RecordPriorityTTL
HostNS RecordTTL
railsguides.jpns2.gehirndns.jp600
railsguides.jpns2.gehirndns.net600
railsguides.jpns2.gehirndns.org600
railsguides.jpns2.gehirndns.com600
HostTXT RecordTTL
railsguides.jpgehirn-dns-verification=24231bd84b28290175c88fb854f3f252d249d4c03600
railsguides.jpgoogle-site-verification=gRcmdIWsO5bWiAxsfzj8Q1DfO4vWtpyi6T1K-oHvYZs3600

ns2.gehirndns.jp
TTL: 86400
Email address: hostmaster.gehirn.co.jp
Serial: 1
Refresh: 900
Retry: 900
Expire: 604800
Minimum: 60

HTML Validation Tool
Errors

Last tested: 09/07/2019

Desktop
Desktop Speed
58%
Desktop Resource Breakdown
Total Resources66
Number of Hosts15
Static Resources44
JavaScript Resources17
CSS Resources15

Last tested: 09/06/2019

Mobile
Mobile Usability
99%
Mobile Speed
47%
Mobile Resource Breakdown
Total Resources65
Number of Hosts15
Static Resources43
JavaScript Resources17
CSS Resources15
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