Doukutu.co.jp 竜ヶ岩洞(りゅうがしどう) 静岡県浜松市北区引佐町の洞窟・鍾乳洞.

Doukutu.co.jp Overview

Doukutu.co.jp ranking shows that the page is at position 0 over the world.

Doukutu.co.jp hosting company servers are placed in the Japan, but, unfortunately, it’s not possible to identify the countries where the bulk of doukutu.co.jp users come from and, therefore, we couldn’t define if the distance can influence the webpage load time. See the list of other webpages hosted on SAKURA-C SAKURA Internet Inc., JP servers.

In terms of rank-to-traffic ratio, doukutu.co.jp has 1,963 unique users per day, viewing 3,966 pages. The rank based value of doukutu.co.jp is 2,854 USD. Every user makes 2.14 pageviews on average.

Doukutu.co.jp boasts a link base consisting of 264 referring domains and 325 external backlinks, as revealed by the data obtained from web network scanning.

Doukutu.co.jp top-level domain belongs to .JP domain zone. Check other webpages in .JP zone.

According the last verification test in September 15, 2024, doukutu.co.jp has an expired SSL certificate issued by Let's Encrypt (expired on November 20, 2024). 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 and Symantec doukutu.co.jp is a fairly safe domain.

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

Doukutu.co.jp Rank Summary

Global Rank
0
Average Load Time
0.08sec
Links In Count
96
Website Value
$2,643

Doukutu.co.jp Website Safety

logo
Overview
Last Updated: 12/28/2024
Overall result - doukutu.co.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: 02/18/2024
doukutu.co.jp is safe.
Norton ConnectSafe evaluates doukutu.co.jp for any unsafe and insecure content. The results are critical for families with young children.
Google logo
Google Safe Search
Last Updated: 04/11/2017
doukutu.co.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
doukutu.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: 02/16/2021
doukutu.co.jp is safe.
McAfee assesses doukutu.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 doukutu.co.jp for mature or inappropriate content, only security checks are evaluated.
Web of trust logo
Web of Trust
Last Updated: 12/28/2024
doukutu.co.jp child safety is unknown.
The WOT calculates reputation of the doukutu.co.jp. This reputation system receives ratings from users and information from third-party sources, assesses the doukutu.co.jp for safety features and confirms, whether doukutu.co.jp is suitable for children.

SSL Information
Domaindoukutu.co.jp
Issuer OrganizationLet's Encrypt
IssuerR10
AlgorithmRSA-SHA256
Valid form08/22/2024
Expiration11/20/2024
SignedCertificate is not self signed
Additional Domains doukutu.co.jp
www.doukutu.co.jp

Doukutu.co.jp Rank History

Doukutu.co.jp Hosting Information

Server Location

ASN Information

ASN ID: 9371

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

Last Update: 03/10/2024

% [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)

Doukutu.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] DOUKUTU.CO.JP
e. [そしきめい] かぶしきがいしゃ とだけんせつ
f. [組織名] 株式会社 戸田建設
g. [Organization] Toda Construction Inc.
k. [組織種別] 株式会社
l. [Organization Type] Corporation
m. [登録担当者] HO3815JP
n. [技術連絡担当者] TY5475JP
p. [ネームサーバ] ns1.dns.ne.jp
p. [ネームサーバ] ns2.dns.ne.jp
s. [署名鍵]
[状態] Connected (2023/05/31)
[登録年月日] 2002/05/16
[接続年月日] 2002/05/20
[最終更新] 2022/06/01 01:07:46 (JST)


DNS Records
HostA RecordTTL
doukutu.co.jp210.224.185.873600
HostMX RecordPriorityTTL
doukutu.co.jpdoukutu.co.jp103600
HostNS RecordTTL
doukutu.co.jpns1.dns.ne.jp3600
doukutu.co.jpns2.dns.ne.jp3600
HostTXT RecordTTL

master.dns.ne.jp
TTL: 3600
Email address: tech.sakura.ad.jp
Serial: 2012061013
Refresh: 3600
Retry: 900
Expire: 3600000
Minimum: 3600

Doukutu.co.jp HTML Check


Errors
Warnings

Doukutu.co.jp Desktop Performance

Last tested: 08/03/2016

Speedometer image
Desktop Speed
85%

Desktop Resource Breakdown
Total Resources23
Number of Hosts1
Static Resources21

Doukutu.co.jp Mobile Insights

Last tested: 12/06/2019

Speedometer image
Mobile Usability
99%
Speedometer image
Mobile Speed
41%

Mobile Resource Breakdown
Total Resources48
Number of Hosts3
Static Resources46
JavaScript Resources13
CSS Resources13

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