Ndl.go.jp 国立国会図書館―National Diet Library
国立国会図書館の公式ウェブサイトです。当館は、国内外の資料・情報を広く収集・保存して、知識・文化の基盤となり、国会の活動を補佐するとともに、行政・司法及び国民に図書館サービスを提供しています。
Ndl.go.jp Overview
out of 100
Desktop score: 67 out of 100; Mobile score: 26 out of 100
SEO: 73 out of 100
The ndl.go.jp website is the official website of the National Diet Library in Japan. The site is hosted by IIJ Internet Initiative Japan Inc. and has a top-level domain of .JP. The website provides access to various collections of information and materials that have been collected and preserved by the library. The National Diet Library's primary aim is to provide a knowledge base for the people of Japan by collecting and preserving domestic and foreign information and materials.
The site has an SSL certificate issued by DigiCert Inc, which ensures secure communication between the site and its visitors. The site provides public services, and it can be considered family-friendly as it provides access to educational content and resources for all ages.
According to the traffic analysis, the ndl.go.jp website has 14628 unique visitors daily who view 52660.8 pages. This indicates that the site is highly visited, and its content is useful to the public in Japan.
The website has a PageSpeed Insights score of 44, an indication that the site's speed needs improvement. The desktop score is 67, which means that the site loads faster on desktop devices. The mobile score is 26, indicating that the site is not mobile-friendly, and there is a need for improvements to increase the user experience on mobile devices.
The website's SEO score is 73, which is an indication that it's optimized for search engines. The website is search engine friendly as it contains relevant information about the library and its collections.
In summary, the ndl.go.jp website is the official website of the National Diet Library in Japan, hosting a vast collection of information and materials. The site is secure and provides access to educational content for all ages. However, improvements are needed in terms of website speed and mobile responsiveness. The website is search engine optimized, making it easy to find relevant information and resources.
Ndl.go.jp Rank Summary
Audience Geography. Where are ndl.go.jp visitors located?
| Country | Visitors |
|---|---|
 Japan JP | 89.6% |
| China CN | 4.9% |
| Korea KR | 1.3% |
| Taiwan TW | 0.8% |
| United States US | 0.8% |
| Other | 2.6% |
| Country | Pageviews |
|---|---|
| Japan JP | 82.6% |
| China CN | 14.7% |
| Korea KR | 0.7% |
| United States US | 0.7% |
| Taiwan TW | 0.3% |
| Other | 1% |
| Country | Rank |
|---|---|
| Japan JP | 968 |
| Korea KR | 16119 |
| China CN | 16848 |
| Taiwan TW | 18388 |
| United States US | 159609 |
Where do visitors go on ndl.go.jp?
| Subdomain | Pageviews |
|---|---|
| dl.ndl.go.jp | 54.69% |
| iss.ndl.go.jp | 18.6% |
| ndl.go.jp | 8.22% |
| ndlonline.ndl.go.jp | 5.3% |
| kokkai.ndl.go.jp | 4.13% |
| crd.ndl.go.jp | 3.87% |
| rnavi.ndl.go.jp | 2.29% |
| hourei.ndl.go.jp | 1.42% |
| current.ndl.go.jp | 0.83% |
| other | 0.64% |
| Subdomain | Pageviews per User |
|---|---|
| dl.ndl.go.jp | 8.1 |
| kokkai.ndl.go.jp | 7 |
| hourei.ndl.go.jp | 4 |
| ndl.go.jp | 2.6 |
| iss.ndl.go.jp | 2.4 |
| ndlonline.ndl.go.jp | 1.5 |
| rnavi.ndl.go.jp | 1.2 |
| crd.ndl.go.jp | 1.1 |
| current.ndl.go.jp | 1 |
| Subdomain | Reach |
|---|---|
| iss.ndl.go.jp | 31.19% |
| dl.ndl.go.jp | 27.63% |
| crd.ndl.go.jp | 14.4% |
| ndlonline.ndl.go.jp | 14% |
| ndl.go.jp | 13.12% |
| rnavi.ndl.go.jp | 7.59% |
| current.ndl.go.jp | 2.64% |
| kokkai.ndl.go.jp | 2.3% |
| hourei.ndl.go.jp | 1.58% |
How popular is ndl.go.jp?
| Period | Global Rank | Global Rank Delta |
|---|---|---|
| past 3 months | 12738 | -35 |
| past month | 12928 | 479 |
| past week | 13593 | -311 |
| yesterday | 14640 | 3806 |
| Days | Pageviews Rank | Pageviews Rank Delta | Pageviews per Million | Pageviews per Million Delta | Pageviews per User | Pageviews per User Delta |
|---|---|---|---|---|---|---|
| 90 | 12592 | -670 | 589 | 3% | 3.6 | 9% |
| 30 | 11792 | 82 | 629 | -1.17% | 4.1 | 4% |
| 7 | 11718 | -4519 | 64 | 40% | 4.5 | 50% |
| 1 | 27635 | 17082 | 27 | -63.946% | 1 | -64.175% |
| Days | Reach Rank | Reach Rank Delta | Reach per Million | Reach per Million Delta |
|---|---|---|---|---|
| 90 | 13784 | 314 | 60 | -5.739% |
| 30 | 14386 | 599 | 57 | -5.116% |
| 7 | 15683 | 1517 | 52 | -10.79% |
| 1 | 11770 | -172 | 71 | 0.9% |
Ndl.go.jp Website Safety
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 ndl.go.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 ndl.go.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 ndl.go.jp for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the ndl.go.jp. This reputation system receives ratings from users and information from third-party sources, assesses the ndl.go.jp for safety features and confirms, whether ndl.go.jp is suitable for children.
| Domain | www.ndl.go.jp |
| Issuer Organization | DigiCert Inc |
| Issuer | DigiCert Global G2 TLS RSA SHA256 2020 CA1 |
| Algorithm | RSA-SHA256 |
| Valid form | 10/11/2023 |
| Expiration | 11/10/2024 |
| Signed | Certificate is not self signed |
| Additional Domains |
www.ndl.go.jp ndl.go.jp |
Ndl.go.jp Rank History
Alexa Rank shows how popular ndl.go.jp is in comparison with other sites. The most popular site has Alexa Rank equals 1. If ndl.go.jp has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to ndl.go.jp and pageviews on ndl.go.jp over the past 3 months.
Ndl.go.jp Hosting Information
ASN ID: 2497
ASN Title: IIJ Internet Initiative Japan Inc., JPLast Update: 07/16/2024
% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS2497 - AS2528'
as-block: AS2497 - AS2528
descr: JPNIC-2Byte-ASBLOCK-AP
descr: for assignment to JPNIC members
country: JP
admin-c: JNIC1-AP
tech-c: JNIC1-AP
remarks: Authoritative information regarding AS Number
remarks: assignments made from within this block can be
remarks: queried at whois.nic.ad.jp.
remarks: To only display English output,
remarks: add '/e' at the end of command,
remarks: e.g. 'whois -h whois.nic.ad.jp xxx/e'.
mnt-by: APNIC-HM
mnt-lower: MAINT-JPNIC
last-modified: 2017-06-12T03:54:29Z
source: APNIC
role: Japan Network Information Center
address: Urbannet-Kanda Bldg 4F
address: 3-6-2 Uchi-Kanda
address: Chiyoda-ku, Tokyo 101-0047,Japan
country: JP
phone: +81-3-5297-2311
fax-no: +81-3-5297-2312
e-mail: hostmaster@nic.ad.jp
admin-c: JI13-AP
tech-c: JE53-AP
nic-hdl: JNIC1-AP
mnt-by: MAINT-JPNIC
last-modified: 2012-08-28T07:58:02Z
source: APNIC
% Information related to 'AS2497'
aut-num: AS2497
as-name: IIJ
descr: Internet Initiative Japan Inc.
import:
export:
country: JP
admin-c: JP00006327
tech-c: JP00006327
last-modified: 2005-06-03T00:47:08Z
source: JPNIC
% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US3)
Ndl.go.jp Domain Registration and Settings
[ 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] NDL.GO.JP
e. [そしきめい] こくりつこっかいとしょかん
f. [組織名] 国立国会図書館
g. [Organization] National Diet Library
k. [組織種別] 政府機関
l. [Organization Type] Government
m. [登録担当者] KS73324JP
n. [技術連絡担当者] TM78981JP
p. [ネームサーバ] dns-a.iij.ad.jp
p. [ネームサーバ] ns.ndl.go.jp
p. [ネームサーバ] ns2.ndl.go.jp
p. [ネームサーバ] ns3.ndl.go.jp
p. [ネームサーバ] ns4.ndl.go.jp
s. [署名鍵]
[状態] Connected (2025/01/31)
[登録年月日] 1995/01/23
[接続年月日] 1995/04/18
[最終更新] 2024/04/10 11:56:47 (JST)
| Host | A Record | TTL |
|---|---|---|
| ndl.go.jp | 163.49.60.95 | 3600 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| ndl.go.jp | tn-vmw-mgw0001.ndl.go.jp | 10 | 3600 |
| ndl.go.jp | tn-vmw-mgw0002.ndl.go.jp | 30 | 3600 |
| Host | NS Record | TTL |
|---|---|---|
| ndl.go.jp | ns2.ndl.go.jp | 3600 |
| ndl.go.jp | ns4.ndl.go.jp | 3600 |
| ndl.go.jp | ns3.ndl.go.jp | 3600 |
| ndl.go.jp | ns.ndl.go.jp | 3600 |
| ndl.go.jp | dns-a.iij.ad.jp | 3600 |
| Host | TXT Record | TTL |
|---|---|---|
| ndl.go.jp | v=spf1 +mx +ip4:114.160.41.17 +ip4:114.160.41.18 +ip4:114.160.41.25 +ip4:114.160.41.26 +ip4:202.32.173.188 +ip4:163.49.60.95 include:spf.dox.jp -all | 3600 |
ndl.go.jp
TTL: 3600
Email address: postmaster.ndl.go.jp
Serial: 2019070203
Refresh: 3600
Retry: 300
Expire: 3600000
Minimum: 3600
Ndl.go.jp HTML Check
Ndl.go.jp Desktop Performance
Last tested: 12/06/2019
| Total Resources | 55 |
| Number of Hosts | 5 |
| Static Resources | 50 |
| JavaScript Resources | 9 |
| CSS Resources | 5 |
Ndl.go.jp Mobile Insights
Last tested: 02/04/2018
| Total Resources | 82 |
| Number of Hosts | 4 |
| Static Resources | 77 |
| JavaScript Resources | 11 |
| CSS Resources | 7 |
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