Ngk-sparkplugs.jp NGKスパークプラグ/NTKテクニカルセラミックス製品サイト - 日本特殊陶業株式会社

日本特殊陶業公式のNGKスパークプラグ／NTKテクニカルセラミックス製品サイト。スパークプラグ、イグニッションコイル、プラグコード・パワーケーブル、O₂センサ、ラジエターキャップ、AFRMなど、製品情報や適応品番検索などを掲載しています。

Ngk-sparkplugs.jp Quick Summary

Status

Online

Server IP address resolved: Yes

Http response code: 200

Response time: 1.15 sec.

Last Checked: 08/24/2025

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Ngk-sparkplugs.jp traffic estimate is about 363 unique visitors and 2,360 pageviews per day. The approximated value of ngk-sparkplugs.jp is 45,990 USD. Every unique visitor makes about 6.5 pageviews on average.

Alexa Traffic Rank estimates that ngk-sparkplugs.jp is ranked number 14,150 in the world, while most of its traffic comes from Japan, where it occupies as high as 19,217 place.

It’s good for ngk-sparkplugs.jp that their hosting company CLARA ONLINE, Inc is located in Japan, as that provides the majority of their visitors to benefit from the faster page load time. See the list of other websites hosted by CLARA ONLINE, Inc.

Ngk-sparkplugs.jp is registered under .JP top-level domain. Check other websites in .JP zone.

During the last check (December 29, 2022) ngk-sparkplugs.jp has an expired SSL certificate issued by GlobalSign nv-sa (expired on April 26, 2023), please click the “Refresh” button for SSL Information at the Safety Information section. Check other websites using SSL certificates issued by GlobalSign nv-sa.

In accordance with Google Safe Browsing and Symantec ngk-sparkplugs.jp is pretty a safe domain.

Relying on Google Mobile-Friendly test ngk-sparkplugs.jp is well optimized for mobile and tablet devices, however website page loading time may be improved.

Ngk-sparkplugs.jp General Information

Ngk-sparkplugs.jp Audience Geography

Where are website visitors coming from?

Country	Visitors
Japan JP	90.5%
Other	9.5%

Country	Rank
Japan JP	19217

Ngk-sparkplugs.jp Traffic Distribution

Where do visitors go on ngk-sparkplugs.jp?

Subdomain	Pageviews
ngk-sparkplugs.jp	100%

Subdomain	Views per User
ngk-sparkplugs.jp	9

Ngk-sparkplugs.jp Popularity

How popular is ngk-sparkplugs.jp?

Period	Global Rank	Global Rank Delta
past 3 months	265757	-29827
past month	208160	-133379
past week	214763	105306

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	173623	-28008	27	20%	6.5	8%
30	114803	-107958	47	130%	9	30%
7	121911	67976	44	-62.076%	8	-15.69%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	332290	-33175	15	10%
30	275572	-155446	2	80%
7	286994	137891	2	-55.02%

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Ngk-sparkplugs.jp Safety Information

Rankchart Summary

Unknown

Updated: 08/24/2025

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

Safe

Updated: 03/25/2025

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Norton ConnectSafe evaluates websites for any unsafe and inapropriate content. The results are important for families with young children.

Google Safe Search

Unknown

Updated: 08/24/2025

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SafeSearch works as a parental control tool to filter out any content that might be inappropriate for your children.

Google Safe Browsing

Safe

Malware not found

Phishing not detected

Unwanted software not found

Harmfull applications not found

Updated: 01/09/2019

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Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.

McAfee® WebAdvisor

Safe

Updated: 02/25/2021

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McAfee assesses ngk-sparkplugs.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 ngk-sparkplugs.jp for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Not Checked

Updated: 08/24/2025

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The WOT calculates reputation of the ngk-sparkplugs.jp. This reputation system receives ratings from users and information from third-party sources, assesses the ngk-sparkplugs.jp for safety features and confirms, whether ngk-sparkplugs.jp is suitable for children.

Ngk-sparkplugs.jp SSL Information

Information about SSL/TLS certificates

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Domain	www.ngk-sparkplugs.jp
Issuer Organization	GlobalSign nv-sa
Issuer	GlobalSign RSA OV SSL CA 2018
Algorithm	RSA-SHA256
Valid form	03/25/2022
Expiration	04/26/2023
Signed	Certificate is not self signed
Additional Domains	www.ngk-sparkplugs.jp ngk-sparkplugs.jp

SSL Checker

Ngk-sparkplugs.jp Server Information

Ngk-sparkplugs.jp Server Location

Where website hosting server is located?

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Ngk-sparkplugs.jp ASN Information

Information about IP address owner

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ASN ID: 23661

ASN Title: CLARA ONLINE, Inc.

Updated: 04/20/2025

Raw ASN data:

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

% Information related to 'AS23552 - AS24575'

as-block: AS23552 - AS24575
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
remarks: AS23889 has been transfered to AfriNIC
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2009-09-29T06:04:16Z
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 'AS23644 - AS23690'

as-block: AS23644 - AS23690
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: 2008-09-04T06:40:26Z
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 'AS23661'

% Abuse contact for 'AS23661' is 'abuse@clara.ad.jp'

aut-num: AS23661
as-name: CLARAONLINE
descr: CLARA ONLINE, Inc.
descr: Web Hosting Provider
descr: Tokyo, Japan
country: JP
org: ORG-COI1-AP
import: from AS17676 action pref=200;
accept
import: from AS17941 action pref=100;
accept ANY
import: from AS10026 action pref=100;
accept ANY
export: to AS17676 announce AS23661
export: to AS17941 announce AS23661
export: to AS10026 announce AS23661
admin-c: CONO1-AP
tech-c: CONO1-AP
notify: as23661@clara.ad.jp
mnt-by: MAINT-JP-CLARA
mnt-irt: IRT-CLARA-JP
last-modified: 2017-11-06T02:02:58Z
source: APNIC
remarks: Send spam/abuse reports to abuse@clara.ad.jp

irt: IRT-CLARA-JP
address: Sumitomo Shibadaimon Bldg. 10F
address: 2-5-5, Shibadaimon
address: Minato-ku, Tokyo 105-0012
address: Japan
e-mail: abuse@clara.ad.jp
abuse-mailbox: abuse@clara.ad.jp
admin-c: SS649-AP
tech-c: CONO1-AP
auth: # Filtered
mnt-by: MAINT-JP-CLARA
last-modified: 2010-12-14T02:47:48Z
source: APNIC

organisation: ORG-COI1-AP
org-name: CLARA ONLINE, Inc.
country: JP
address: 10F, Sumitomo Shibadaimon Building, 2-5-5
address: Shibadaimon
phone: +81-3-6704-0777
fax-no: +81-3-5408-5740
e-mail: info@clara.co.jp
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2017-09-02T12:56:25Z
source: APNIC

person: Clara Online Network Operations
nic-hdl: CONO1-AP
e-mail: as23661@clara.ad.jp
address: Sumitomo Shibadaimon Bldg. 10F
address: 2-5-5, Shibadaimon
address: Minato-ku, Tokyo 105-0012
address: Japan
phone: +81-3-6744-0777
fax-no: +81-3-5408-5740
country: JP
mnt-by: MAINT-JP-CLARA
last-modified: 2010-09-09T11:52:01Z
source: APNIC

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

Geolocation

ASN Lookup

Ngk-sparkplugs.jp Domain Name Information

Ngk-sparkplugs.jp DNS Information

Domain name service records

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Host	A Record	TTL
ngk-sparkplugs.jp	202.3.141.89	86400

Host	MX Record	Priority	TTL
ngk-sparkplugs.jp	mail.ngk-sparkplugs.jp	10	86400

Host	NS Record	TTL
ngk-sparkplugs.jp	ns.ngk-sparkplugs.jp	86400
ngk-sparkplugs.jp	s15.clara.co.jp	86400

Ngk-sparkplugs.jp Whois Information

Information about registered users or assignees of an Internet resource

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Raw WHOIS data:

Whois

DNS Lookup

Ngk-sparkplugs.jp HTML Validation

Ngk-sparkplugs.jp W3C HTML Markup Validation

HTML markup errors and warnings

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Errors:

Malformed byte sequence: “83”.

Malformed byte sequence: “81”.

Malformed byte sequence: “89”.

Malformed byte sequence: “93”.

Malformed byte sequence: “fa”.

Malformed byte sequence: “96”.

Malformed byte sequence: “c1”.

Malformed byte sequence: “8e”.

Malformed byte sequence: “8b”.

Malformed byte sequence: “c6”.

Malformed byte sequence: “8a”.

Malformed byte sequence: “80”.

Malformed byte sequence: “94”.

Malformed byte sequence: “92”.

Malformed byte sequence: “e0”.

Malformed byte sequence: “8f”.

Malformed byte sequence: “8c”.

Malformed byte sequence: “ce”.

Malformed byte sequence: “85”.

Malformed byte sequence: “ef”.

Saw “<?”. Probable cause: Attempt to use an XML processing instruction in HTML. (XML processing instructions are not supported in HTML.)

Almost standards mode doctype. Expected “<!DOCTYPE html>”.

Internal encoding declaration “shift_jis” disagrees with the actual encoding of the document (“utf-8”).

Bad value “Content-Style-type” for attribute “http-equiv” on element “meta”.

Bad value “Content-Script-Type” for attribute “http-equiv” on element “meta”.

Malformed byte sequence: “82”.

Malformed byte sequence: “aa”.

Malformed byte sequence: “bd”.

Malformed byte sequence: “ab”.

Malformed byte sequence: “e8”, “91”.

Malformed byte sequence: “a6”.

Malformed byte sequence: “b3”.

Malformed byte sequence: “b5”.

Malformed byte sequence: “bb”.

Malformed byte sequence: “dc”.

Malformed byte sequence: “97”.

Malformed byte sequence: “b9”.

Malformed byte sequence: “a4”.

Malformed byte sequence: “95”.

Malformed byte sequence: “ee”, “95”.

Malformed byte sequence: “f1”.

Malformed byte sequence: “9f”.

Malformed byte sequence: “8d”.

Malformed byte sequence: “f5”.

Malformed byte sequence: “9e”.

Malformed byte sequence: “a0”.

Malformed byte sequence: “e2”.

Malformed byte sequence: “a8”.

Malformed byte sequence: “87”.

Malformed byte sequence: “b6”.

Malformed byte sequence: “b7”.

Malformed byte sequence: “e9”.

Malformed byte sequence: “fc”.

Malformed byte sequence: “f0”.

Malformed byte sequence: “a2”.

Malformed byte sequence: “ea”, “82”.

Malformed byte sequence: “e9”, “95”.

Malformed byte sequence: “fb”.

Malformed byte sequence: “d6”.

Malformed byte sequence: “e6”, “82”.

Malformed byte sequence: “e8”, “95”.

Malformed byte sequence: “af”.

Malformed byte sequence: “ee”, “91”.

Malformed byte sequence: “f0”, “92”.

Malformed byte sequence: “90”.

Malformed byte sequence: “ae”.

Malformed byte sequence: “ea”, “81”.

Malformed byte sequence: “9d”.

Malformed byte sequence: “f3”, “88”.

Malformed byte sequence: “ea”, “8f”.

Malformed byte sequence: “bc”.

Malformed byte sequence: “b1”.

Malformed byte sequence: “cc”.

Malformed byte sequence: “86”.

Malformed byte sequence: “b2”.

Malformed byte sequence: “f8”.

Malformed byte sequence: “e8”, “82”.

Malformed byte sequence: “ad”.

Malformed byte sequence: “be”.

Malformed byte sequence: “e8”, “81”.

Malformed byte sequence: “88”.

Malformed byte sequence: “84”.

Malformed byte sequence: “91”.

Malformed byte sequence: “ed”, “82”.

Malformed byte sequence: “c9”.

Malformed byte sequence: “f1”, “82”.

Malformed byte sequence: “eb”, “82”.

Malformed byte sequence: “b4”.

Malformed byte sequence: “f9”.

Malformed byte sequence: “b8”.

Malformed byte sequence: “e5”, “8f”.

Malformed byte sequence: “e9”, “81”.

Malformed byte sequence: “f1”, “83”.

Malformed byte sequence: “a9”.

Malformed byte sequence: “e7”.

Warnings:

Text run is not in Unicode Normalization Form C.

NON-DOCUMENT-ERROR:

Too many messages.

HTML Validator

Ngk-sparkplugs.jp Desktop Performance

How Well Ngk-sparkplugs.jp Performs On Desktops?

Website desktop performance and usability tips

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Speed

62%

Leverage browser caching

Optimize images

Enable compression

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Minify CSS

Minify JavaScript

Minify HTML

Updated: 11/21/2018

Ngk-sparkplugs.jp Mobile Performance

How Optimized Is Ngk-sparkplugs.jp for Mobile Devices?

Tips on speeding up mobile site performance

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Usability

98%

Size tap targets appropriately

Updated: 11/21/2018

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Ngk-sparkplugs.jp URL Typos

Most common user URL mistypes for ngk-sparkplugs.jp

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Total Resources	67
Number of Hosts	2
Static Resources	64
JavaScript Resources	6
CSS Resources	6

CSS	26.8 KBytes
Images	315.1 KBytes
HTML	18.6 KBytes
JavaScript	118.7 KBytes
Other	5.3 KBytes

Total Resources	48
Number of Hosts	12
Static Resources	37
JavaScript Resources	18
CSS Resources	6

CSS	110.4 KBytes
Images	106.3 KBytes
HTML	170.4 KBytes
JavaScript	1.6 MBytes
Other	14.6 KBytes