Webtrn.cn 网梯学苑

网梯课堂(学习提升价值~~)将致力于中国培训领域的MOOC革新,通过开放课堂和认证课堂的学习方式让所有人得到有价值的提升;关注每个人的职业规划和发展,通过网梯课堂为自己的职业之路时刻注入新鲜的活力;加入我们吧,梦想在这里起航!国内第一家全新推出的MOOC认证培训模式,联合有认证资质的机构推出在线MO...

Online Status
UNKNOWN

Over the time webtrn.cn has been ranked as high as 1,683 in the world, while most of its traffic comes from China, where it reached as high as 25,580 position.

Webtrn.cn receives about 922 unique visitors and 3,872 pageviews per day. The estimated value of webtrn.cn is 73,000 USD. Each unique visitor makes about 4.2 pageviews on average.

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

At the time of the last check (January 19, 2019) webtrn.cn has an invalid SSL certificate.

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

Mobile-Friendly test indicates that webtrn.cn is well optimized for mobile and tablet devices, however website page loading time could be improved.


Global Rank
169,101
Average Load Time
1.54sec
Links In Count
70
Website Value
$73,000

Overview
Last Updated: 03/29/2024
Overall result - "webtrn.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: 02/06/2024
webtrn.cn is safe.

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

Google Safe Search
Last Updated: 02/02/2017
webtrn.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 "webtrn.cn".
"webtrn.cn" is not a phishing page.
"webtrn.cn" does not install unwanted software.
"webtrn.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: 01/16/2021
webtrn.cn is safe.

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

Web of Trust
Last Updated: 03/29/2024
webtrn.cn child safety isunknown.

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

SSL Information
WARNING! Certificate download error. Previous scan results are shown below.
Domain *.webtrn.cn
Issuer RapidSSL RSA CA 2018
Algorithm RSA-SHA256
Valid form 07/04/2018
Expiration 09/02/2019
SignedCertificate is not self signed
Additional Domains *.webtrn.cn
webtrn.cn
Server Location
Beijing
Beijing
China
ASN Information

Last Update: 01/14/2024

% [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 'AS23701 - AS23772'

as-block: AS23701 - AS23772
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 'AS23724'

% Abuse contact for 'AS23724' is 'anti-spam@ns.chinanet.cn.net'

aut-num: AS23724
as-name: CHINANET-IDC-BJ-AP
descr: IDC, China Telecommunications Corporation
country: CN
import: from AS4134
action pref=100;
accept ANY
import: from AS4808
action pref=100;
accept AS4808
import: from AS4815
action pref=100;
accept AS4815
import: from AS4816
action pref=100;
accept AS4816
export: to AS4134
announce AS23724
export: to AS4815
announce AS23724
export: to AS4816
announce AS23724
export: to AS4835
announce AS23724
admin-c: CH93-AP
tech-c: CH93-AP
notify: hostmaster@ns.chinanet.cn.net
mnt-by: MAINT-CHINANET
mnt-irt: IRT-CHINANET-CN
mnt-routes: MAINT-CHINANET
last-modified: 2016-10-17T00:30:13Z
source: APNIC

irt: IRT-CHINANET-CN
address: No.31 ,jingrong street,beijing
address: 100032
e-mail: anti-spam@ns.chinanet.cn.net
abuse-mailbox: anti-spam@ns.chinanet.cn.net
admin-c: CH93-AP
tech-c: CH93-AP
auth: # Filtered
mnt-by: MAINT-CHINANET
last-modified: 2010-11-15T00:31:55Z
source: APNIC

person: Chinanet Hostmaster
nic-hdl: CH93-AP
e-mail: anti-spam@ns.chinanet.cn.net
address: No.31 ,jingrong street,beijing
address: 100032
phone: +86-10-58501724
fax-no: +86-10-58501724
country: CN
mnt-by: MAINT-CHINANET
last-modified: 2014-02-27T03:37:38Z
source: APNIC

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

WHOIS

Domain Name: webtrn.cn
ROID: 20080618s10001s15575797-cn
Domain Status: ok
Registrant: 北京网梯科技发展有限公司
Registrant Contact Email: zhangzhen@gmail.com
Sponsoring Registrar: 阿里云计算有限公司(万网)
Name Server: dns1.webtrn.cn
Name Server: dns2.webtrn.cn
Registration Time: 2008-06-18 20:11:36
Expiration Time: 2022-06-18 20:11:36
DNSSEC: unsigned

DNS Records
HostA RecordTTL
webtrn.cn210.14.133.90600
HostMX RecordPriorityTTL
webtrn.cnmail.webtrn.cn5600
HostNS RecordTTL
webtrn.cndns2.webtrn.cn600
webtrn.cndns1.webtrn.cn600
webtrn.cndns3.webtrn.cn600
HostTXT RecordTTL
webtrn.cnv=spf1 ip4:210.14.133.64/27 ~all600

dns1.webtrn.cn
TTL: 600
Email address: admin.webtrn.cn
Serial: 2022070816
Refresh: 600
Retry: 900
Expire: 68400
Minimum: 600

Errors
Warnings

Last tested: 10/05/2019

Mobile
Mobile Usability
62%
Mobile Speed
25%
Mobile Resource Breakdown
Total Resources63
Number of Hosts14
Static Resources46
JavaScript Resources16
CSS Resources4
www.webtrn.com
www.webtrn.net
www.webtrn.org
www.webtrn.info
www.webtrn.biz
www.webtrn.us
www.webtrn.mobi
www.ebtrn.cn
www.webtrn.cn
www.qebtrn.cn
www.wqebtrn.cn
www.qwebtrn.cn
www.aebtrn.cn
www.waebtrn.cn
www.awebtrn.cn
www.sebtrn.cn
www.wsebtrn.cn
www.swebtrn.cn
www.eebtrn.cn
www.weebtrn.cn
www.ewebtrn.cn
www.wbtrn.cn
www.wwbtrn.cn
www.wewbtrn.cn
www.wwebtrn.cn
www.wsbtrn.cn
www.wesbtrn.cn
www.wdbtrn.cn
www.wedbtrn.cn
www.wdebtrn.cn
www.wrbtrn.cn
www.werbtrn.cn
www.wrebtrn.cn
www.wetrn.cn
www.wevtrn.cn
www.webvtrn.cn
www.wevbtrn.cn
www.wegtrn.cn
www.webgtrn.cn
www.wegbtrn.cn
www.wehtrn.cn
www.webhtrn.cn
www.wehbtrn.cn
www.wentrn.cn
www.webntrn.cn
www.wenbtrn.cn
www.webrn.cn
www.webrrn.cn
www.webtrrn.cn
www.webrtrn.cn
www.webfrn.cn
www.webtfrn.cn
www.webftrn.cn
www.webgrn.cn
www.webtgrn.cn
www.webyrn.cn
www.webtyrn.cn
www.webytrn.cn
www.webtn.cn
www.webten.cn
www.webtren.cn
www.webtern.cn
www.webtdn.cn
www.webtrdn.cn
www.webtdrn.cn
www.webtfn.cn
www.webtrfn.cn
www.webttn.cn
www.webtrtn.cn
www.webttrn.cn
www.webtr.cn
www.webtrb.cn
www.webtrnb.cn
www.webtrbn.cn
www.webtrh.cn
www.webtrnh.cn
www.webtrhn.cn
www.webtrj.cn
www.webtrnj.cn
www.webtrjn.cn
www.webtrm.cn
www.webtrnm.cn
www.webtrmn.cn