Lpi.or.jp IT資格といえば LPI-Japan | LinuC/OSS-DB/HTML5/OPCEL

Linux/OSS技術者のスキルを認定するLPI-Japanの公式サイト。LinuC(Linux)、OSS-DB(PostgreSQL)、HTML5、OPCEL(OpenStack)、LinuCに関する無料セミナー、例題解説、教科書の無料ダウンロードなど、学習に役立つコンテンツが満載。クラウド時代に...

Lpi.or.jp Overview

Lpi.or.jp ranking shows that the page is at position 490,666 over the world, while the bulk of its audience is from Japan, where it ranks 26,976.

In terms of rank-to-traffic ratio, lpi.or.jp has 739 unique users per day, viewing 1,494 pages. The rank based value of lpi.or.jp is 18,941 USD. Every user makes 2.14 pageviews on average.

Lpi.or.jp boasts a link base consisting of 427 referring domains and 530 external backlinks, as revealed by the data obtained from web network scanning.

Lpi.or.jp top-level domain belongs to .JP domain zone. Check other webpages in .JP zone.

According the last verification test in February 14, 2023, lpi.or.jp has an expired SSL certificate issued by Let's Encrypt (expired on April 21, 2023). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by Let's Encrypt.

Based on data from Google Safe Browsing, Google Safe Search, Symantec and Web of Trust lpi.or.jp is a fairly safe domain.

According the Mobile-Friendly test by Google lpi.or.jp is nice optimized for mobile devices and tablets, however the webpage speed could be improved.

Lpi.or.jp Rank Summary

Global Rank
490,666
Average Load Time
2.00sec
Links In Count
279
Website Value
$17,538

Lpi.or.jp Website Safety

logo
Overview
Last Updated: 11/13/2024
Overall result - lpi.or.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 logo
Norton Connect Safe
Last Updated: 03/24/2024
lpi.or.jp is safe.
Norton ConnectSafe evaluates lpi.or.jp for any unsafe and insecure content. The results are critical for families with young children.
Google logo
Google Safe Search
Last Updated: 10/31/2016
lpi.or.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 brwosing logo
Google Safe Browsing
Last Updated: 01/09/2019
lpi.or.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: 02/24/2021
lpi.or.jp is safe.
McAfee assesses lpi.or.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 lpi.or.jp for mature or inappropriate content, only security checks are evaluated.
Web of trust logo
Web of Trust
Last Updated: 01/10/2019
lpi.or.jp child safety is very good.
The WOT calculates reputation of the lpi.or.jp. This reputation system receives ratings from users and information from third-party sources, assesses the lpi.or.jp for safety features and confirms, whether lpi.or.jp is suitable for children.

SSL Information
Domainlpi.or.jp
Issuer OrganizationLet's Encrypt
IssuerR3
AlgorithmRSA-SHA256
Valid form01/21/2023
Expiration04/21/2023
SignedCertificate is not self signed
Additional Domains lpi.or.jp
www.lpi.or.jp

Lpi.or.jp Rank History

Lpi.or.jp Hosting Information

Server Location

ASN Information

ASN ID: 9371

ASN Title: SAKURA-C SAKURA Internet Inc., JP

Last Update: 07/31/2024

% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS9216 - AS10239'

as-block: AS9216 - AS10239
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2009-05-19T07:00:23Z
source: APNIC

role: APNIC Hostmaster
address: 6 Cordelia Street
address: South Brisbane
address: QLD 4101
country: AU
phone: +61 7 3858 3100
fax-no: +61 7 3858 3199
e-mail: helpdesk@apnic.net
admin-c: AMS11-AP
tech-c: AH256-AP
nic-hdl: HM20-AP
remarks: Administrator for APNIC
notify: hostmaster@apnic.net
mnt-by: MAINT-APNIC-AP
last-modified: 2013-10-23T04:06:51Z
source: APNIC

% Information related to 'AS9349 - AS9380'

as-block: AS9349 - AS9380
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: 2017-06-12T03:54:30Z
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 'AS9371'

aut-num: AS9371
as-name: SAKURA-C
descr: SAKURA Internet Inc.
import: from AS7514 100 accept ANY
import: from AS4716 110 accept ANY
import: from AS2554 110 accept ANY
import: from AS2907 110 accept ANY
import: from AS7506 110 accept ANY
import: from AS7684 110 accept ANY
export: to AS7514 announce AS9371
export: to AS4716 announce AS9371
export: to AS2554 announce AS9371
export: to AS2907 announce AS9371
export: to AS7506 announce AS9371
export: to AS7684 announce AS9371
country: JP
admin-c: KT749JP
tech-c: KT749JP
tech-c: KW419JP
last-modified: 2007-05-23T21:20:24Z
source: JPNIC

% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US3)

Lpi.or.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] LPI.OR.JP
e. [そしきめい] とくていひえいりかつどうほうじんえるぴーあいじゃぱん
f. [組織名] 特定非営利活動法人エルピーアイジャパン
g. [Organization] LPI-JAPAN
k. [組織種別] 特定非営利活動法人
l. [Organization Type] specified nonprofit organizations
m. [登録担当者] SK59831JP
n. [技術連絡担当者] SK59827JP
p. [ネームサーバ] 01.dnsv.jp
p. [ネームサーバ] 02.dnsv.jp
s. [署名鍵]
[状態] Connected (2024/10/31)
[ロック状態] AgentChangeLocked
[登録年月日] 2000/10/04
[接続年月日] 2001/05/31
[最終更新] 2023/11/01 01:01:18 (JST)


DNS Records
HostA RecordTTL
HostMX RecordPriorityTTL
HostNS RecordTTL
HostTXT RecordTTL

Lpi.or.jp HTML Check


Errors
Warnings
NON-DOCUMENT-ERROR

Lpi.or.jp Desktop Performance

Last tested: 06/04/2017

Speedometer image
Desktop Speed
40%

Desktop Resource Breakdown
Total Resources202
Number of Hosts12
Static Resources177
JavaScript Resources16
CSS Resources8

Lpi.or.jp Mobile Insights

Last tested: 06/03/2017

Speedometer image
Mobile Usability
99%
Speedometer image
Mobile Speed
42%

Mobile Resource Breakdown
Total Resources130
Number of Hosts12
Static Resources111
JavaScript Resources16
CSS Resources8

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