Kumagai.com 【クマガイコム®】GMOインターネット社長 熊谷正寿のブログです

Kumagai.com Overview

Kumagai.com ranking shows that the page is at position 1,080,550 over the world.

Kumagai.com hosting company servers are placed in the United States, but, unfortunately, it’s not possible to identify the countries where the bulk of kumagai.com 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 CLOUDFLARENET - Cloudflare, Inc., US servers.

In terms of rank-to-traffic ratio, kumagai.com has 684 unique users per day, viewing 691 pages. The rank based value of kumagai.com is 6,314 USD. Every user makes 1.07 pageviews on average.

Kumagai.com boasts a link base consisting of 164 referring domains and 187 external backlinks, as revealed by the data obtained from web network scanning.

Kumagai.com top-level domain belongs to .COM domain zone. Check other webpages in .COM zone.

According the last verification test in August 15, 2024, kumagai.com has an expired wildcard SSL certificate issued by GlobalSign nv-sa (expired on September 22, 2024). 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 kumagai.com is a fairly safe domain.

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

Kumagai.com Rank Summary

Global Rank
1,080,550
Average Load Time
2.10sec
Links In Count
125
Website Value
$5,846

Kumagai.com Website Safety

logo
Overview
Last Updated: 10/27/2026
Overall result - kumagai.com 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: 03/31/2026
kumagai.com is safe.
Norton ConnectSafe evaluates kumagai.com for any unsafe and insecure content. The results are critical for families with young children.
Google logo
Google Safe Search
Last Updated: 12/21/2016
kumagai.com 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
kumagai.com 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: 03/01/2021
kumagai.com is safe.
McAfee assesses kumagai.com 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 kumagai.com for mature or inappropriate content, only security checks are evaluated.
Web of trust logo
Web of Trust
Last Updated: 10/27/2026
kumagai.com child safety is unknown.
The WOT calculates reputation of the kumagai.com. This reputation system receives ratings from users and information from third-party sources, assesses the kumagai.com for safety features and confirms, whether kumagai.com is suitable for children.

SSL Information
Domain*.kumagai.com
Issuer OrganizationGlobalSign nv-sa
IssuerGlobalSign GCC R3 DV TLS CA 2020
AlgorithmRSA-SHA256
Valid form08/22/2023
Expiration09/22/2024
SignedCertificate is not self signed
Additional Domains *.kumagai.com
kumagai.com

Kumagai.com Rank History

Kumagai.com Hosting Information

Server Location

ASN Information

ASN ID: 13335

ASN Title: CLOUDFLARENET - Cloudflare, Inc., US

Last Update: 05/05/2026

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

ASNumber: 13335
ASName: CLOUDFLARENET
ASHandle: AS13335
RegDate: 2010-07-14
Updated: 2017-02-17
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/autnum/13335


OrgName: Cloudflare, Inc.
OrgId: CLOUD14
Address: 101 Townsend Street
City: San Francisco
StateProv: CA
PostalCode: 94107
Country: US
RegDate: 2010-07-09
Updated: 2017-02-17
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/entity/CLOUD14

OrgTechHandle: ADMIN2521-ARIN
OrgTechName: Admin
OrgTechPhone: +1-650-319-8930
OrgTechEmail: rir@cloudflare.com
OrgTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN

OrgAbuseHandle: ABUSE2916-ARIN
OrgAbuseName: Abuse
OrgAbusePhone: +1-650-319-8930
OrgAbuseEmail: abuse@cloudflare.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN

OrgNOCHandle: NOC11962-ARIN
OrgNOCName: NOC
OrgNOCPhone: +1-650-319-8930
OrgNOCEmail: noc@cloudflare.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN

RNOCHandle: NOC11962-ARIN
RNOCName: NOC
RNOCPhone: +1-650-319-8930
RNOCEmail: noc@cloudflare.com
RNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN

RTechHandle: ADMIN2521-ARIN
RTechName: Admin
RTechPhone: +1-650-319-8930
RTechEmail: rir@cloudflare.com
RTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN

RAbuseHandle: ABUSE2916-ARIN
RAbuseName: Abuse
RAbusePhone: +1-650-319-8930
RAbuseEmail: abuse@cloudflare.com
RAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

Kumagai.com Domain Registration and Settings

WHOIS

Domain Name: KUMAGAI.COM
Registry Domain ID: 1325406_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.discount-domain.com
Registrar URL: http://gmo.jp
Updated Date: 2022-03-02T15:15:35Z
Creation Date: 1998-03-19T05:00:00Z
Registry Expiry Date: 2023-03-18T04:00:00Z
Registrar: GMO Internet, Inc. d/b/a Onamae.com
Registrar IANA ID: 49
Registrar Abuse Contact Email: abuse@gmo.jp
Registrar Abuse Contact Phone: +81.337709199
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: NS1.GMOINTERNET.COM
Name Server: NS1.GMOINTERNET.JP
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2022-05-17T00:30:07Z


DNS Records
HostA RecordTTL
kumagai.com104.18.39.95300
kumagai.com172.64.148.161300
HostMX RecordPriorityTTL
kumagai.comkumagai-com.mail.protection.outlook.com03600
HostNS RecordTTL
kumagai.comns1.cf.gmointernet.jp86400
kumagai.comns2.cf.gmointernet.jp86400
HostTXT RecordTTL
kumagai.comMS=ms405799213600
kumagai.comv=spf1 include:spf.protection.outlook.com -all3600

ns1.cf.gmointernet.jp
TTL: 1800
Email address: dns.cloudflare.com
Serial: 2361980897
Refresh: 10000
Retry: 2400
Expire: 604800
Minimum: 1800

Kumagai.com HTML Check


Errors
Warnings

Kumagai.com Desktop Performance

Last tested: 01/09/2019

Speedometer image
Desktop Speed
33%

Desktop Resource Breakdown
Total Resources152
Number of Hosts25
Static Resources123
JavaScript Resources30
CSS Resources9

Kumagai.com Mobile Insights

Last tested: 01/09/2019

Speedometer image
Mobile Usability
99%
Speedometer image
Mobile Speed
35%

Mobile Resource Breakdown
Total Resources86
Number of Hosts19
Static Resources59
JavaScript Resources24
CSS Resources7

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