arduino.cn - Arduino爱好者 - Powered by Discuz!

Quick Summary

Online Status

Offline

Server IP address resolved: No
Http response code: None
Last Checked: 07/06/2024

Over the time arduino.cn has been ranked as high as 4,567 in the world, while most of its traffic comes from China, where it reached as high as 2,298 position.

Arduino.cn receives about 10,694 unique visitors and 33,151 pageviews per day. The estimated value of arduino.cn is 578,160 USD. Each unique visitor makes about 3.1 pageviews on average.

Arduino.cn is registered under .CN top-level domain. Check other websites in .CN zone.

At the time of the last check (November 24, 2019) arduino.cn has an expired SSL certificate issued by TrustAsia Technologies, Inc. (expired on November 10, 2020). Check other websites using SSL certificates issued by TrustAsia Technologies, Inc..

According to Google Safe Browsing, Google Safe Search and Symantec arduino.cn is quite a safe domain.

Mobile-Friendly test indicates that arduino.cn is well optimized for mobile and tablet devices.

Arduino.cn General Information

Global Rank

20,329

Average Load Time

3.61sec

Links In Count

172

Website Value

$578,160

Audience Geography. Where are arduino.cn visitors located?

Country	Rank
China CN	2298
Taiwan TW	15254
Japan JP	24434

Country	Percent of Pageviews
China CN	93.8%
Japan JP	4.2%
Taiwan TW	0.8%
Other	1.3%

Country	Percent of Visitors
China CN	93.6%
Japan JP	4.1%
Taiwan TW	1.1%
Other	1.3%

Where do visitors go on arduino.cn?

Subdomain	Pageviews
arduino.cn	100%

Subdomain	Pageviews per User
arduino.cn	3

Subdomain	Reach
arduino.cn	100%

How popular is arduino.cn?

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	21266	-2272	39	10%
30	19043	-3214	44	20%
7	20060	-9826	41	50%
1	18766	-5889	50	40%

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	21864	-3398	326	19%	3.1	4%
30	20477	-4102	35	20%	3	5%
7	20636	-15056	35	85%	3.1	20%
1	19458	-13156	38	80%	3	30%

Period	Global Rank	Global Rank Delta
past 3 months	20329	-2568
past month	18534	-3299
past week	19185	-10799
yesterday	17514	-7603

Arduino.cn Alexa Rank History

Alexa Rank shows how popular arduino.cn is in comparison with other sites. The most popular site has Alexa Rank equals 1. If arduino.cn 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 arduino.cn and pageviews on arduino.cn over the past 3 months.

Arduino.cn Safety Information

Overview

Last Updated: 11/14/2024

Overall result - "arduino.cn" 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: 03/19/2023

arduino.cn is safe.

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

Google Safe Search

Last Updated: 02/22/2019

arduino.cn 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

Malware not found at "arduino.cn".
"arduino.cn" is not a phishing page.
"arduino.cn" does not install unwanted software.
"arduino.cn" 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: 02/22/2021

arduino.cn is safe.

McAfee assesses arduino.cn 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 arduino.cn for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 11/14/2024

arduino.cn child safety isunknown.

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

SSL Information

SSL Checker Tool

Domain	www.arduino.cn
Issuer Organization	TrustAsia Technologies, Inc.
Issuer	TrustAsia TLS RSA CA
Algorithm	RSA-SHA256
Valid form	11/11/2019
Expiration	11/10/2020
Signed	Certificate is not self signed
Additional Domains	www.arduino.cn arduino.cn

Arduino.cn Server Information

Server Location

Geolocation Tool

Beijing

China

ASN Information

ASN Lookup Tool

ASN ID: 54994
ASN Title: QUANTILNETWORKS - QUANTIL NETWORKS INC, US

Last Update: 10/12/2023

ASN Whois

#
# 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: 54994
ASName: QUANTILNETWORKS
ASHandle: AS54994
RegDate: 2013-02-11
Updated: 2017-08-17
Ref: https://rdap.arin.net/registry/autnum/54994

OrgName: QUANTIL NETWORKS INC
OrgId: QN-21
Address: 1840 Enterprise Way
City: Monrovia
StateProv: CA
PostalCode: 91016
Country: US
RegDate: 2017-07-10
Updated: 2018-04-18
Ref: https://rdap.arin.net/registry/entity/QN-21

OrgTechHandle: NETWO8505-ARIN
OrgTechName: Network Support
OrgTechPhone: +1-626-427-3899
OrgTechEmail: network@quantilnetworks.com
OrgTechRef: https://rdap.arin.net/registry/entity/NETWO8505-ARIN

OrgAbuseHandle: ABUSE7085-ARIN
OrgAbuseName: Abuse
OrgAbusePhone: +1-626-427-3899
OrgAbuseEmail: abuse@quantilnetworks.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE7085-ARIN

OrgNOCHandle: NETWO8505-ARIN
OrgNOCName: Network Support
OrgNOCPhone: +1-626-427-3899
OrgNOCEmail: network@quantilnetworks.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NETWO8505-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.
#

Arduino.cn Domain Name Information

WHOIS

WHOIS Lookup Tool

Domain Whois

Domain Name: arduino.cn
ROID: 20240114s10001s55895819-cn
Domain Status: ok
Registrant: 张成亮
Registrant Contact Email: nanhai_zcl@qq.com
Sponsoring Registrar: 阿里云计算有限公司（万网）
Name Server: jm1.dns.com
Name Server: jm2.dns.com
Registration Time: 2024-01-14 04:04:20
Expiration Time: 2026-01-14 04:04:20
DNSSEC: unsigned

DNS Records

DNS Lookup Tool

Host	A Record	TTL
arduino.cn	134.175.232.21	600

Host	MX Record	Priority	TTL
arduino.cn	mxbiz1.qq.com	5	600
arduino.cn	mxbiz2.qq.com	10	600

Host	NS Record	TTL
arduino.cn	f1g1ns2.dnspod.net	86400
arduino.cn	f1g1ns1.dnspod.net	86400

Host	TXT Record	TTL
arduino.cn	v=spf1 include:spf.mail.qq.com ~all	600

f1g1ns1.dnspod.net
TTL: 600
Email address: freednsadmin.dnspod.com
Serial: 1550499868
Refresh: 3600
Retry: 180
Expire: 1209600
Minimum: 180

Arduino.cn HTML Validation

HTML Validation Tool

Errors

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

Attribute “xmlns:wb” not allowed here.

Bad value “MSThemeCompatible” for attribute “http-equiv” on element “meta”.

Bad value “archives” for attribute “rel” on element “link”: The string “archives” is not a registered keyword.

An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.

Attribute “hidefocus” not allowed on element “a” at this point.

The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.

The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.

Attribute “width” not allowed on element “select” at this point.

Attribute “reload” not allowed on element “script” at this point.

Bad value “true” for attribute “defer” on element “script”.

Element “script” must not have attribute “defer” unless attribute “src” is also specified.

Attribute “href” not allowed on element “div” at this point.

Attribute “target” not allowed on element “div” at this point.

Attribute “x-webkit-speech” not allowed on element “input” at this point.

Attribute “speech” not allowed on element “input” at this point.

Attribute “sc” not allowed on element “button” at this point.

Bad value “article” for attribute “rel” on element “a”: The string “article” is not a registered keyword.

Bad value “forum” for attribute “rel” on element “a”: The string “forum” is not a registered keyword.

Bad value “user” for attribute “rel” on element “a”: The string “user” is not a registered keyword.

Duplicate ID “scbar_type_menu”.

The “align” attribute on the “img” element is obsolete. Use CSS instead.

Duplicate ID “nc-float”.

Duplicate ID “oculus-nc-f-body”.

Duplicate ID “nocaptcha”.

Duplicate attribute “type”.

Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)

Bad element name “wb:follow-button”: Code point “U+003A” is not allowed

The “valign” attribute on the “td” element is obsolete. Use CSS instead.

Attribute “tip” not allowed on element “a” at this point.

No space between attributes.

Attribute “c” not allowed on element “a” at this point.

The “width” attribute on the “td” element is obsolete. Use CSS instead.

Duplicate ID “main_sidebar”.

Bad value “_black” for attribute “target” on element “a”: Reserved keyword “black” used.

Attribute “story-data-show” not allowed on element “div” at this point.

Stray end tag “div”.

End tag for “body” seen, but there were unclosed elements.

Unclosed element “div”.

Warnings

Attribute with the local name “xmlns:wb” is not serializable as XML 1.0.

Empty heading.

Document uses the Unicode Private Use Area(s), which should not be used in publicly exchanged documents. (Charmod C073)

The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.

The first occurrence of ID “scbar_type_menu” was here.

The first occurrence of ID “nc-float” was here.

The first occurrence of ID “oculus-nc-f-body” was here.

The first occurrence of ID “nocaptcha” was here.

Element name “wb:follow-button” cannot be represented as XML 1.0.

The first occurrence of ID “main_sidebar” was here.

This document appears to be written in Simplified Chinese. Consider adding “lang="zh-hans"” (or variant) to the “html” start tag.

Arduino.cn Desktop Insights

Desktop Page Insights Tool

Last tested: 06/15/2019

Desktop

Desktop Speed

59%

Optimize images

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

Leverage browser caching

Enable compression

Minify HTML

Reduce server response time

Minify JavaScript

Desktop Resource Breakdown

Total Resources	86
Number of Hosts	7
Static Resources	77
JavaScript Resources	11
CSS Resources	3

Arduino.cn Mobile Insights

Mobile Page Insights Tool

Last tested: 11/18/2018

Mobile

Mobile Usability

100%

Mobile Speed

73%

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

Leverage browser caching

Reduce server response time

Optimize images

Minify JavaScript

Minify CSS

Mobile Resource Breakdown

Total Resources	12
Number of Hosts	2
Static Resources	10
JavaScript Resources	2
CSS Resources	1

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Quick Summary

Arduino.cn General Information

Arduino.cn Alexa Rank History

Arduino.cn Safety Information

Arduino.cn Server Information

Arduino.cn Domain Name Information

Arduino.cn HTML Validation

Arduino.cn Desktop Insights

Arduino.cn Mobile Insights

Arduino.cn Nearest Competitors

Arduino.cn Typos