W3ctech.com 首页 - w3ctech

w3ctech 是一个前端技术社区,先后举办了 Web 标准化交流会、CSS 大会、VueConf、JavaScript 专题会议。


Online Status
Online

Server IP address resolved: Yes
Http response code: 200
Response time: 1.29 sec.
Last Checked: 04/24/2024

W3ctech.com traffic volume is 3,392 unique daily visitors and their 11,872 pageviews. The web value rate of w3ctech.com is 206,210 USD. Each visitor makes around 3.75 page views on average.

By Alexa's traffic estimates w3ctech.com placed at 5,525 position over the world, while the largest amount of its visitors comes from China, where it takes 6,521 place.

Perfect for w3ctech.com that their data center (provided by company company CHINA169-BJ China Unicom Beijing Province Network, CN) is located in China, as that empowers most of the visitors to reduce the page load time. See the list of other web pages hosted by CHINA169-BJ China Unicom Beijing Province Network, CN.

W3ctech.com registered under .COM top-level domain. Check other websites in .COM zone.

The last verification results, performed on (November 25, 2019) w3ctech.com show that w3ctech.com has an expired SSL certificate issued by TrustAsia Technologies, Inc. (expired on January 09, 2020). Click “Refresh” button for SSL Information at the Safety Information section. Check the list of websites using SSL certificates issued by TrustAsia Technologies, Inc..

In accordance with Google Safe Browsing, Google Safe Search and Symantec w3ctech.com is pretty a safe domain.

Relying Google MobileFriendly test w3ctech.com is well optimized for mobile and tablet devices, however web page loading speed may be improved.


Global Rank
60,074
Average Load Time
4.52sec
Links In Count
207
Website Value
$192,720

Overview
Last Updated: 04/24/2024
Overall result - w3ctech.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
Last Updated: 03/24/2024
w3ctech.com is safe.
Norton ConnectSafe evaluates w3ctech.com for any unsafe and insecure content. The results are critical for families with young children.
Google Safe Search
Last Updated: 02/15/2019
w3ctech.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 Browsing
Last Updated: 01/09/2019
w3ctech.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.
Site Advisor
Last Updated: 02/24/2021
w3ctech.com is safe.
McAfee assesses w3ctech.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 w3ctech.com for mature or inappropriate content, only security checks are evaluated.
Web of Trust
Last Updated: 04/24/2024
w3ctech.com child safety is unknown.
The WOT calculates reputation of the w3ctech.com. This reputation system receives ratings from users and information from third-party sources, assesses the w3ctech.com for safety features and confirms, whether w3ctech.com is suitable for children.

SSL Information
Domainwww.w3ctech.com
Issuer OrganizationTrustAsia Technologies, Inc.
IssuerTrustAsia TLS RSA CA
AlgorithmRSA-SHA256
Valid form12/10/2018
Expiration01/09/2020
SignedCertificate is not self signed
Additional Domains www.w3ctech.com
w3ctech.com
Server Location

ASN Information

ASN ID: 4808
ASN Title: CHINA169-BJ China Unicom Beijing Province Network, CN

Last Update: 10/05/2023

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

% Information related to 'AS4608 - AS4864'

as-block: AS4608 - AS4864
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 'AS4808'

% Abuse contact for 'AS4808' is 'hqs-ipabuse@chinaunicom.cn'

aut-num: AS4808
as-name: CHINA169-BJ
descr: China Unicom Beijing Province Network
country: CN
member-of: AS4837:AS-CNCGROUP
import: from AS4837
action pref=100;
accept ANY
import: from AS9929
action pref=100;
accept AS4814
export: to AS4837
announce AS4808
export: to AS9929
announce AS4808
admin-c: CH1302-AP
tech-c: CH1302-AP
mnt-by: MAINT-CNCGROUP
mnt-irt: IRT-CU-CN
mnt-routes: MAINT-CNCGROUP-RR
last-modified: 2016-05-18T08:44:24Z
source: APNIC

irt: IRT-CU-CN
address: No.21,Financial Street
address: Beijing,100033
address: P.R.China
e-mail: hqs-ipabuse@chinaunicom.cn
abuse-mailbox: hqs-ipabuse@chinaunicom.cn
admin-c: CH1302-AP
tech-c: CH1302-AP
auth: # Filtered
mnt-by: MAINT-CNCGROUP
last-modified: 2017-10-23T05:59:13Z
source: APNIC

person: ChinaUnicom Hostmaster
nic-hdl: CH1302-AP
e-mail: hqs-ipabuse@chinaunicom.cn
address: No.21,Jin-Rong Street
address: Beijing,100033
address: P.R.China
phone: +86-10-66259764
fax-no: +86-10-66259764
country: CN
mnt-by: MAINT-CNCGROUP
last-modified: 2017-08-17T06:13:16Z
source: APNIC

% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US4)

WHOIS

Domain Name: W3CTECH.COM
Registry Domain ID: 1553082512_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.dns.com.cn
Registrar URL: http://www.dns.com.cn
Updated Date: 2020-10-04T12:20:26Z
Creation Date: 2009-04-22T09:57:41Z
Registry Expiry Date: 2022-04-22T09:57:41Z
Registrar: Beijing Innovative Linkage Software Service Co. Ltd
Registrar IANA ID: 633
Registrar Abuse Contact Email:
Registrar Abuse Contact Phone:
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: NS13.DNS.COM.CN
Name Server: NS14.DNS.COM.CN
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2021-05-04T18:54:18Z


DNS Records
HostA RecordTTL
w3ctech.com120.132.95.226120
HostMX RecordPriorityTTL
w3ctech.commxbiz1.qq.com53600
w3ctech.commxbiz2.qq.com103600
HostNS RecordTTL
w3ctech.comns1.dns.com.cn600
w3ctech.comns2.dns.com.cn600
HostTXT RecordTTL

dns.bizcn.com
TTL: 600
Email address: abuse.bizcn.com
Serial: 54
Refresh: 28800
Retry: 14400
Expire: 14400
Minimum: 600

Warnings

Errors

Last tested: 07/16/2018

Desktop
Desktop Speed
0%

Desktop Resource Breakdown
Total Resources35
Number of Hosts8
Static Resources20
JavaScript Resources6
CSS Resources1

Last tested: 07/16/2018

Mobile
Mobile Usability
100%
Mobile Speed
0%

Mobile Resource Breakdown
Total Resources36
Number of Hosts8
Static Resources22
JavaScript Resources6
CSS Resources1
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