Placenta.co.jp Viva Placenta

日本生物製剤(JBP)のプラセンタエキスに関する情報や、論文の紹介をしています。プラセンタのことをよく知って、健康で美しい人生を楽しみましょう。

Online Status
Offline

Server IP address resolved: No
Http response code: None
Last Checked: 11/02/2026

Placenta.co.jp attracts 1,723 unique visitors daily, generating 3,445 pageviews. The estimated value of placenta.co.jp is 2,568 USD. Each visitor views approximately 2.14 pages on average.

Placenta.co.jp is hosted by XSERVER Xserver Inc., JP. Check out other websites hosted by XSERVER Xserver Inc., JP.

See the list of other websites hosted by XSERVER Xserver Inc., JP.

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

A recent examination on (September 04, 2024), indicates that placenta.co.jp has an expired wildcard SSL certificate issued by CloudSecure Corporation (expired on April 11, 2025). Click the "Refresh" button in the Safety Information section for updated SSL details. See the list of websites using SSL certificates issued by CloudSecure Corporation.

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

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

Overview
Last Updated: 11/02/2026
Overall result - placenta.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
Last Updated: 03/24/2026
placenta.co.jp is safe.
Norton ConnectSafe evaluates placenta.co.jp for any unsafe and insecure content. The results are critical for families with young children.
Google Safe Search
Last Updated: 12/27/2019
placenta.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 Browsing
Last Updated: 01/09/2019
placenta.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.
Site Advisor
Last Updated: 02/20/2021
placenta.co.jp is safe.
McAfee assesses placenta.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 placenta.co.jp for mature or inappropriate content, only security checks are evaluated.
Web of Trust
Last Updated: 11/02/2026
placenta.co.jp child safety is unknown.
The WOT calculates reputation of the placenta.co.jp. This reputation system receives ratings from users and information from third-party sources, assesses the placenta.co.jp for safety features and confirms, whether placenta.co.jp is suitable for children.

Placenta.co.jp | SSL Certificate Information
Domain*.xbiz.ne.jp
Issuer OrganizationCloudSecure Corporation
IssuerCloudSecure RSA Domain Validation Secure Server CA 2
AlgorithmRSA-SHA384
Valid form03/11/2024
Expiration04/11/2025
SignedCertificate is not self signed
Additional Domains *.xbiz.ne.jp
xbiz.ne.jp
Server Location

Placenta.co.jp ASN Information

ASN ID: 131965
ASN Title: XSERVER Xserver Inc., JP

Last Update: 05/10/2026

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

% Information related to 'AS131072 - AS132095'

as-block: AS131072 - AS132095
descr: APNIC 32-bit 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: 2009-09-29T05:34:08Z
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 'AS131905 - AS131992'

as-block: AS131905 - AS131992
descr: JPNIC-4Byte-ASBLOCK-AP
country: JP
admin-c: JNIC1-AP
tech-c: JNIC1-AP
remarks: for assignment to JPNIC members
remarks: Authoritative information regarding AS Number
remarks: assignments made from within this block can also be
remarks: queried at whois.nic.ad.jp
mnt-by: MAINT-JPNIC
mnt-lower: MAINT-JPNIC
last-modified: 2016-01-27T00:24:03Z
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 'AS131965'

aut-num: AS131965
as-name: XSERVER
descr: Xserver Inc.
import:
export:
country: JP
admin-c: JP00193983
tech-c: JP00193983
last-modified: 2020-05-27T00:41:42Z
source: JPNIC

% This query was served by the APNIC Whois Service version 1.88.15-SNAPSHOT (WHOIS-US4)

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] PLACENTA.CO.JP
e. [そしきめい] にっせいそうけんかぶしきがいしゃ
f. [組織名] 日生創健株式会社
g. [Organization] Nissei Sohken Co., Ltd.
k. [組織種別] 株式会社
l. [Organization Type] corporation
m. [登録担当者] YT14050JP
n. [技術連絡担当者] TW72396JP
p. [ネームサーバ] ns.placenta.co.jp
p. [ネームサーバ] ns4.sphere.ad.jp
s. [署名鍵]
[状態] Connected (2022/12/31)
[登録年月日] 2010/12/08
[接続年月日] 2010/12/08
[最終更新] 2022/01/01 01:11:31 (JST)


DNS Records
HostA RecordTTL
placenta.co.jp203.138.186.14686400
HostMX RecordPriorityTTL
placenta.co.jpplacenta.co.jp1086400
HostNS RecordTTL
placenta.co.jpns.placenta.co.jp86400
placenta.co.jpns4.sphere.ad.jp86400
HostTXT RecordTTL

ns.placenta.co.jp
TTL: 86400
Email address: root.placenta.co.jp
Serial: 2013072222
Refresh: 10800
Retry: 900
Expire: 604800
Minimum: 86400


Errors
Warnings

Last tested: 01/02/2020

Desktop
Desktop Speed
42%

Desktop Resource Breakdown
Total Resources66
Number of Hosts3
Static Resources62
JavaScript Resources10
CSS Resources8

Last tested: 01/01/2020

Mobile
Mobile Usability
67%
Mobile Speed
43%

Mobile Resource Breakdown
Total Resources48
Number of Hosts3
Static Resources44
JavaScript Resources4
CSS Resources9
www.placenta.com
www.placenta.net
www.placenta.org
www.placenta.info
www.placenta.biz
www.placenta.us
www.placenta.mobi
www.lacenta.co.jp
www.placenta.co.jp
www.olacenta.co.jp
www.polacenta.co.jp
www.oplacenta.co.jp
www.llacenta.co.jp
www.pllacenta.co.jp
www.lplacenta.co.jp
www.pacenta.co.jp
www.ppacenta.co.jp
www.plpacenta.co.jp
www.pplacenta.co.jp
www.poacenta.co.jp
www.ploacenta.co.jp
www.pkacenta.co.jp
www.plkacenta.co.jp
www.pklacenta.co.jp
www.plcenta.co.jp
www.plqcenta.co.jp
www.plaqcenta.co.jp
www.plqacenta.co.jp
www.plwcenta.co.jp
www.plawcenta.co.jp
www.plwacenta.co.jp
www.plscenta.co.jp
www.plascenta.co.jp
www.plsacenta.co.jp
www.plzcenta.co.jp
www.plazcenta.co.jp
www.plzacenta.co.jp
www.plaenta.co.jp
www.plaxenta.co.jp
www.placxenta.co.jp
www.plaxcenta.co.jp
www.pladenta.co.jp
www.placdenta.co.jp
www.pladcenta.co.jp
www.plafenta.co.jp
www.placfenta.co.jp
www.plafcenta.co.jp
www.plaventa.co.jp
www.placventa.co.jp
www.plavcenta.co.jp
www.placnta.co.jp
www.placwnta.co.jp
www.placewnta.co.jp
www.placwenta.co.jp
www.placsnta.co.jp
www.placesnta.co.jp
www.placsenta.co.jp
www.placdnta.co.jp
www.placednta.co.jp
www.placrnta.co.jp
www.placernta.co.jp
www.placrenta.co.jp
www.placeta.co.jp
www.placebta.co.jp
www.placenbta.co.jp
www.placebnta.co.jp
www.placehta.co.jp
www.placenhta.co.jp
www.placehnta.co.jp
www.placejta.co.jp
www.placenjta.co.jp
www.placejnta.co.jp
www.placemta.co.jp
www.placenmta.co.jp
www.placemnta.co.jp
www.placena.co.jp
www.placenra.co.jp
www.placentra.co.jp
www.placenrta.co.jp
www.placenfa.co.jp
www.placentfa.co.jp
www.placenfta.co.jp
www.placenga.co.jp
www.placentga.co.jp
www.placengta.co.jp
www.placenya.co.jp
www.placentya.co.jp
www.placenyta.co.jp
www.placent.co.jp
www.placentq.co.jp
www.placentaq.co.jp
www.placentqa.co.jp
www.placentw.co.jp
www.placentaw.co.jp
www.placentwa.co.jp
www.placents.co.jp
www.placentas.co.jp
www.placentsa.co.jp
www.placentz.co.jp
www.placentaz.co.jp
www.placentza.co.jp