dart.cn - Dart 编程语言主页 | Dart 中文文档

Quick Summary

Online Status

Online

Server IP address resolved: Yes
Http response code: 200
Response time: 1.05 sec.
Last Checked: 09/23/2023

Dart.cn receives about 1,575 unique visitors and 3,150 pageviews per day. The estimated value of dart.cn is 2,400 USD. Each unique visitor makes about 2 pageviews on average.

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

At the time of the last check (May 02, 2020) dart.cn has an expired SSL certificate issued by CloudFlare, Inc. (expired on July 16, 2020). Check other websites using SSL certificates issued by CloudFlare, Inc..

According to Google Safe Browsing and Symantec dart.cn is quite a safe domain.

Mobile-Friendly test indicates that dart.cn isn't optimized for mobile and tablet devices. Designing your websites to be mobile friendly ensures that your pages perform well on all devices, also website page loading time could be improved.

Dart.cn General Information

Not tested yet

Dart.cn Alexa Rank History

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

Dart.cn Safety Information

Overview

Last Updated: 11/11/2024

Unknown status.
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: 12/25/2023

dart.cn is safe.

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

Google Safe Search

Last Updated: 11/11/2024

Not yet checked.

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: 10/30/2019

Malware not found at "dart.cn".
"dart.cn" is not a phishing page.
"dart.cn" does not install unwanted software.
"dart.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: 11/27/2020

dart.cn is safe.

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

Web of Trust

Last Updated: 11/11/2024

dart.cn child safety isunknown.

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

SSL Information

SSL Checker Tool

Domain	sni.cloudflaressl.com
Issuer Organization	CloudFlare, Inc.
Issuer	CloudFlare Inc ECC CA-2
Algorithm	ecdsa-with-SHA256
Valid form	07/17/2019
Expiration	07/16/2020
Signed	Certificate is not self signed
Additional Domains	dart.cn sni.cloudflaressl.com

Dart.cn Server Information

Server Location

Geolocation Tool

Not Found

ASN Information

ASN Lookup Tool

ASN ID: 24429
ASN Title: TAOBAO Zhejiang Taobao Network Co.,Ltd, CN

Last Update: 04/25/2024

ASN Whois

% [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 'AS24401 - AS24430'

as-block: AS24401 - AS24430
descr: CNNIC ASN block
country: CN
remarks: These AS numbers are further assigned by CNNIC
remarks: to CNNIC members and end-users in China
admin-c: IPAS1-AP
tech-c: IPAS1-AP
mnt-by: APNIC-HM
mnt-lower: MAINT-CNNIC-AP
last-modified: 2008-09-04T06:40:26Z
source: APNIC

role: CNNIC IPAS CONFEDERATION
address: No.4, Zhongguancun No.4 South Street,
address: Haidian District, Beijing
country: CN
phone: +86-010-58813000
fax-no: +86-010-58813075
e-mail: ipas@cnnic.cn
admin-c: IP50-AP
tech-c: IP50-AP
nic-hdl: IPAS1-AP
mnt-by: MAINT-CNNIC-AP
last-modified: 2013-09-12T07:40:01Z
source: APNIC

% Information related to 'AS24429'

% Abuse contact for 'AS24429' is 'ipas@cnnic.cn'

aut-num: AS24429
as-name: Taobao
descr: Zhejiang Taobao Network Co.,Ltd
descr: 2nd floor, Westlake International technology Building
descr: 391Wener Road, Hangzhou, China
country: CN
admin-c: ZM678-AP
tech-c: ZM877-AP
tech-c: ZM876-AP
tech-c: ZM875-AP
mnt-by: MAINT-CNNIC-AP
mnt-routes: MAINT-CNNIC-AP
mnt-irt: IRT-CNNIC-CN
last-modified: 2016-01-22T02:26:01Z
source: APNIC

irt: IRT-CNNIC-CN
address: Beijing, China
e-mail: ipas@cnnic.cn
abuse-mailbox: ipas@cnnic.cn
admin-c: IP50-AP
tech-c: IP50-AP
auth: # Filtered
remarks: Please note that CNNIC is not an ISP and is not
remarks: empowered to investigate complaints of network abuse.
remarks: Please contact the tech-c or admin-c of the network.
mnt-by: MAINT-CNNIC-AP
last-modified: 2017-11-01T08:57:39Z
source: APNIC

person: Shuo Yu
address: 5F, Builing D, the West Lake International Plaza of S&T
address: No.391 Wen'er Road, Hangzhou City
address: Zhejiang, China, 310099
country: CN
phone: +86-0571-85022600
fax-no: +86-0571-85022600
e-mail: shuo.yus@alibaba-inc.com
e-mail: shuo.yus@aliyun-inc.com
nic-hdl: ZM678-AP
mnt-by: MAINT-CNNIC-AP
last-modified: 2011-11-02T03:36:02Z
source: APNIC

person: Guoxin Gao
address: 5F, Builing D, the West Lake International Plaza of S&T
address: No.391 Wen'er Road, Hangzhou City
address: Zhejiang, China, 310099
country: CN
phone: +86-0571-85022600
fax-no: +86-0571-85022600
e-mail: anti-spam@list.alibaba-inc.com
nic-hdl: ZM875-AP
mnt-by: MAINT-CNNIC-AP
last-modified: 2014-07-30T01:56:01Z
source: APNIC

person: security trouble
e-mail: cloud-cc-sqcloud@list.alibaba-inc.com
address: 5th,floor,Building D,the West Lake International Plaza of S&T,391#Wen’er Road
address: Hangzhou, Zhejiang, China
phone: +86-0571-85022600
country: CN
mnt-by: MAINT-CNNIC-AP
nic-hdl: ZM876-AP
last-modified: 2013-07-08T02:56:02Z
source: APNIC

person: Guowei Pan
address: 5F, Builing D, the West Lake International Plaza of S&T
address: No.391 Wen'er Road, Hangzhou City
address: Zhejiang, China, 310099
country: CN
phone: +86-0571-85022088-30763
fax-no: +86-0571-85022600
e-mail: guowei.pangw@alibaba-inc.com
nic-hdl: ZM877-AP
mnt-by: MAINT-CNNIC-AP
last-modified: 2013-07-09T01:34:02Z
source: APNIC

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

Dart.cn Domain Name Information

WHOIS

WHOIS Lookup Tool

Domain Whois

Domain Name: dart.cn
ROID: 20030317s10001s00092829-cn
Domain Status: ok
Registrant: 北京千跃优意网络技术有限公司
Registrant Contact Email: whoisprotector@whoisnobody.net
Sponsoring Registrar: 阿里云计算有限公司（万网）
Name Server: vip1.alidns.com
Name Server: vip2.alidns.com
Registration Time: 2003-03-17 12:49:06
Expiration Time: 2026-03-17 12:49:06
DNSSEC: unsigned

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Dart.cn HTML Validation

HTML Validation Tool

Errors

Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.

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

Duplicate ID “q”.

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

Bad value “assets/dash/2x/supported by google@2x.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.

Bad value “assets/dash/2x/multiplatform performance light op1@2x.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.

Bad value “assets/dash/2x/client optimised light op1@2x.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.

Bad value “assets/dash/2x/productive dev light op1@2x.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.

Bad value “assets/dash/svg/1-1 async await.svg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.

Bad value “assets/dash/svg/2-1 hot reload iterative changes.svg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.

Bad value “assets/dash/svg/3-1 - aot compile.svg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.

Warnings

The first occurrence of ID “q” was here.

Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.

The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.

Dart.cn Typos

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Dart.cn Dart 编程语言主页 | Dart 中文文档 | Dart

Dart 是一个易用、可移植且高效的语言，适用于在全平台开发高质量的应用程序。

Quick Summary

Dart.cn General Information

Dart.cn Alexa Rank History

Dart.cn Safety Information

Dart.cn Server Information

Dart.cn Domain Name Information

Dart.cn HTML Validation

Dart.cn Nearest Competitors

Dart.cn Typos