Zenn.dev Zenn|エンジニアのための情報共有コミュニティ

Zennはエンジニアが技術・開発についての知見をシェアする場所です。本の販売や、読者からのバッジの受付により対価を受け取ることができます。

Online Status
Online

Server IP address resolved: Yes
Http response code: 200
Response time: 0.77 sec.
Last Checked: 06/20/2023

Over the time zenn.dev has been ranked as high as 2,114 in the world.

Zenn.dev receives about 207 unique visitors and 414 pageviews per day. The estimated value of zenn.dev is 2,920 USD. Each unique visitor makes about 2 pageviews on average.

Zenn.dev is registered under .DEV top-level domain. Check other websites in .DEV zone.

At the time of the last check (September 19, 2020) zenn.dev has an expired wildcard SSL certificate issued by Let's Encrypt (expired on November 17, 2020). Check other websites using SSL certificates issued by Let's Encrypt.

According to Google Safe Browsing, Google Safe Search and Symantec zenn.dev is quite a safe domain.


Global Rank
1,633,943
Average Load Time
0.00sec
Links In Count
0
Website Value
$2,920

Overview
Last Updated: 11/01/2024
Overall result - "zenn.dev" 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: 02/07/2024
zenn.dev is safe.

Norton ConnectSafe evaluates zenn.dev for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search
Last Updated: 09/19/2020
zenn.dev 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: 09/19/2020
Malware not found at "zenn.dev".
"zenn.dev" is not a phishing page.
"zenn.dev" does not install unwanted software.
"zenn.dev" does not contain harmfull applications.
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: 09/19/2020
Unknown status.

McAfee assesses zenn.dev 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 zenn.dev for mature or inappropriate content, only security checks are evaluated.

Web of Trust
Last Updated: 11/01/2024
zenn.dev child safety isunknown.

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

SSL Information
Domain *.zenn.dev
Issuer OrganizationLet's Encrypt
Issuer Let's Encrypt Authority X3
Algorithm RSA-SHA256
Valid form 08/19/2020
Expiration 11/17/2020
SignedCertificate is not self signed
Additional Domains *.zenn.dev
zenn.dev
Server Location
Charlotte
North Carolina
United States
ASN Information

ASN ID: 13335
ASN Title: CLOUDFLARENET - Cloudflare, Inc., US

Last Update: 06/12/2024

#
# 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.
#

WHOIS

zenn.dev domain is not supported

DNS Records
HostA RecordTTL
zenn.dev76.76.21.2186400
HostMX RecordPriorityTTL
HostNS RecordTTL
zenn.devns-cloud-a2.googledomains.com21600
zenn.devns-cloud-a4.googledomains.com21600
zenn.devns-cloud-a1.googledomains.com21600
zenn.devns-cloud-a3.googledomains.com21600
HostTXT RecordTTL

ns-cloud-a1.googledomains.com
TTL: 21600
Email address: cloud-dns-hostmaster.google.com
Serial: 49
Refresh: 21600
Retry: 3600
Expire: 259200
Minimum: 300

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