Tedu.cn 达内教育 - IT培训/网安/剪辑/UI设计/运营培训机构

IT培训班选达内IT培训机构,专注IT培训21年,开设Java大数据、网络安全、云计算、Python人工智能、剪辑、UI设计、运营等IT培训、泛IT培训和非IT培训共12大IT课程,进官网了解课程详解及优惠


Online Status
Online

Server IP address resolved: Yes
Http response code: 200
Response time: 1.39 sec.
Last Checked: 04/24/2024

Tedu.cn traffic volume is 14,071 unique daily visitors and their 29,548 pageviews. The web value rate of tedu.cn is 515,526 USD. Each visitor makes around 2.25 page views on average.

By Alexa's traffic estimates tedu.cn placed at 173,591 position over the world, while the largest amount of its visitors comes from China, where it takes 2,983 place.

Perfect for tedu.cn that their data center (provided by company company HWCSNET Huawei Cloud Service data center, 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 HWCSNET Huawei Cloud Service data center, CN.

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

The last verification results, performed on (November 23, 2019) tedu.cn show that tedu.cn has an expired SSL certificate issued by DigiCert Inc (expired on October 16, 2020). Click “Refresh” button for SSL Information at the Safety Information section. Check the list of websites using SSL certificates issued by DigiCert Inc.

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

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


Global Rank
24,739
Average Load Time
4.62sec
Links In Count
1,237
Website Value
$481,800

Overview
Last Updated: 04/24/2024
Overall result - tedu.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: 03/21/2024
tedu.cn is safe.
Norton ConnectSafe evaluates tedu.cn for any unsafe and insecure content. The results are critical for families with young children.
Google Safe Search
Last Updated: 10/14/2016
tedu.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
tedu.cn 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: 02/22/2021
tedu.cn is safe.
McAfee assesses tedu.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 tedu.cn for mature or inappropriate content, only security checks are evaluated.
Web of Trust
Last Updated: 04/24/2024
tedu.cn child safety is unknown.
The WOT calculates reputation of the tedu.cn. This reputation system receives ratings from users and information from third-party sources, assesses the tedu.cn for safety features and confirms, whether tedu.cn is suitable for children.

SSL Information
Domainliuyan.bj.tedu.cn
Issuer OrganizationDigiCert Inc
IssuerEncryption Everywhere DV TLS CA - G1
AlgorithmRSA-SHA256
Valid form10/17/2019
Expiration10/16/2020
SignedCertificate is not self signed
Additional Domains liuyan.bj.tedu.cn
Server Location

ASN Information

ASN ID: 55990
ASN Title: HWCSNET Huawei Cloud Service data center, CN

Last Update: 10/04/2023

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

% Information related to 'AS55296 - AS56319'

as-block: AS55296 - AS56319
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: 2009-09-03T01:15:30Z
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 'AS55956 - AS56015'

as-block: AS55956 - AS56015
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: 2010-12-23T23:34:45Z
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 'AS55990'

% Abuse contact for 'AS55990' is 'ipas@cnnic.cn'

aut-num: AS55990
as-name: HWCSNET
descr: Huawei Cloud Service data center
country: CN
admin-c: NZ158-AP
tech-c: MH1129-AP
notify: ipas@cnnic.net.cn
mnt-by: MAINT-CNNIC-AP
mnt-irt: IRT-CNNIC-CN
last-modified: 2012-10-09T06:34:01Z
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: Mingliang Hao
nic-hdl: MH1129-AP
e-mail: mingliang.hao@huawei.com
address: 10/F, Xinsheng Tower, 5 Financial Street,
address: Xincheng District,Beijing,100140 P.R.China
phone: +86-18618305900
fax-no: +86-10-63762415
country: CN
mnt-by: MAINT-CNNIC-AP
last-modified: 2012-10-09T05:34:02Z
source: APNIC

person: Nina Zhao
nic-hdl: NZ158-AP
e-mail: zhaocaina@huawei.com
address: 10/F, Xinsheng Tower, 5 Financial Street,
address: Xincheng District,Beijing,100140 P.R.China
phone: +86-18601351719
fax-no: +86-10-63762415
country: CN
mnt-by: MAINT-CNNIC-AP
last-modified: 2012-10-09T05:34:02Z
source: APNIC

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

WHOIS

Domain Name: tedu.cn
ROID: 20061008s10001s85499205-cn
Domain Status: ok
Registrant: 达内时代科技集团有限公司
Registrant Contact Email: chenah@tedu.cn
Sponsoring Registrar: 阿里云计算有限公司(万网)
Name Server: ns3.dnsv4.com
Name Server: ns4.dnsv4.com
Registration Time: 2006-10-08 16:33:14
Expiration Time: 2024-12-08 16:33:14
DNSSEC: unsigned


DNS Records
HostA RecordTTL
tedu.cn60.247.62.251600
HostMX RecordPriorityTTL
tedu.cnmail.tedu.cn5600
HostNS RecordTTL
tedu.cnns3.dns.com86400
tedu.cnns4.dns.com86400
HostTXT RecordTTL
tedu.cnqieDE8nsIVaNowLdICqKhuIux670veBorDWedUb7fUE=600

ns3.dns.com
TTL: 600
Email address: admin.dns.com
Serial: 1565084551
Refresh: 7200
Retry: 3600
Expire: 1209600
Minimum: 1800

Warnings

Errors

Last tested: 02/14/2018

Desktop
Desktop Speed
7%

Desktop Resource Breakdown
Total Resources247
Number of Hosts39
Static Resources244
JavaScript Resources10
CSS Resources3

Last tested: 02/07/2018

Mobile
Mobile Usability
100%
Mobile Speed
27%

Mobile Resource Breakdown
Total Resources247
Number of Hosts39
Static Resources244
JavaScript Resources10
CSS Resources3
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