Opk.co.jp belongs to INFOSPHERE NTT PC Communications, Inc., JP. Check the list of other websites hosted by INFOSPHERE NTT PC Communications, Inc., JP.
In terms of rank-to-traffic ratio, opk.co.jp has 1,775 unique users per day, viewing 3,586 pages. The rank based value of opk.co.jp is 2,595 USD. Every user makes 2.14 pageviews on average.
Opk.co.jp boasts a link base consisting of 233 referring domains and 278 external backlinks, as revealed by the data obtained from web network scanning.
Opk.co.jp top-level domain belongs to .JP domain zone. Check other webpages in .JP zone.
According the last verification test in September 13, 2024, opk.co.jp has a valid and up-to-date SSL certificate issued by GlobalSign nv-sa , certificate expiration date: May 24, 2025. Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by GlobalSign nv-sa.
Based on data from Google Safe Browsing, Google Safe Search and Symantec opk.co.jp is a fairly safe domain.
According the Mobile-Friendly test by Google opk.co.jp is nice optimized for mobile devices and tablets, however the webpage speed could be improved.
Domain | www.opk.co.jp |
Issuer Organization | GlobalSign nv-sa |
Issuer | GlobalSign GCC R6 AlphaSSL CA 2023 |
Algorithm | RSA-SHA256 |
Valid form | 04/22/2024 |
Expiration | 05/24/2025 |
Signed | Certificate is not self signed |
Additional Domains |
www.opk.co.jp opk.co.jp |
Alexa Rank shows how popular opk.co.jp is in comparison with other sites. The most popular site has Alexa Rank equals 1. If opk.co.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 opk.co.jp and pageviews on opk.co.jp over the past 3 months.
ASN ID: 2514
ASN Title: INFOSPHERE NTT PC Communications, Inc., JPLast Update: 03/10/2024
% [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 'AS2514'
aut-num: AS2514
as-name: InfoSphere
descr: NTT PC Communications, Inc.
import:
export:
country: JP
admin-c: MH9282JP
tech-c: JP00027819
tech-c: NU3135JP
last-modified: 2009-01-23T23:36:33Z
source: JPNIC
% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US3)
[ 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] OPK.CO.JP
e. [そしきめい] かぶしきかいしゃをくだやぎけん
f. [組織名] 株式会社をくだ屋技研
g. [Organization] OKUDAYA GIKEN CO.,LTD.
k. [組織種別] 株式会社
l. [Organization Type] Corporation
m. [登録担当者] SN333JP
n. [技術連絡担当者] SN333JP
p. [ネームサーバ] asns1.customer.ne.jp
p. [ネームサーバ] asns2.customer.ne.jp
s. [署名鍵]
[状態] Connected (2022/11/30)
[登録年月日] 1999/11/01
[接続年月日] 1999/12/10
[最終更新] 2021/12/01 01:05:43 (JST)
Host | A Record | TTL |
---|---|---|
opk.co.jp | 203.138.31.19 | 86400 |
Host | MX Record | Priority | TTL |
---|---|---|---|
opk.co.jp | opk.co.jp | 10 | 86400 |
Host | NS Record | TTL |
---|---|---|
opk.co.jp | asns1.customer.ne.jp | 86400 |
opk.co.jp | asns2.customer.ne.jp | 86400 |
Host | TXT Record | TTL |
---|---|---|
opk.co.jp | google-site-verification=lMyMnQHnw_GXkhdvMVGTWN6p_49ao-wGeb2vYpu6Q3U | 3600 |
opk.co.jp | v=spf1 +ip4:203.138.31.19/32 include:spf.protection.outlook.com ~all | 3600 |
opk.co.jp | MS=ms67648548 | 3600 |
asns1.customer.ne.jp
TTL: 86400
Email address: info.opk.co.jp
Serial: 1531989579
Refresh: 3600
Retry: 1800
Expire: 3628800
Minimum: 3600
Last tested: 04/28/2018
Total Resources | 51 |
Number of Hosts | 4 |
Static Resources | 43 |
JavaScript Resources | 10 |
CSS Resources | 11 |
Last tested: 04/30/2017
Total Resources | 35 |
Number of Hosts | 1 |
Static Resources | 34 |
JavaScript Resources | 1 |
CSS Resources | 1 |