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51test.net Overview

51test.net is a significant Chinese education and testing portal that has become a go-to resource for students worldwide. The website has a user-friendly interface and provides valuable information and tools for students seeking to improve their academic and professional prospects. As the website's name suggests, "51test.net" provides multiple test preparation materials, resources, and exam schedules required to pass various standardized tests across multiple fields.

The website's homepage has an engaging design and a comprehensive template that showcases the website's valuable functions. It opens with a top banner that highlights the latest exam releases and deadlines. 51test.net has incorporated a search tab that eases the user's search for specific tests and information by providing detailed results of the search terms.

51test.net has embraced optimized page loading speed at a score of 43 on PageSpeed Insights. However, the website needs to improve its loading speed to increase user engagement and return visits. The website should consider adopting different techniques such as compression and caching and optimizing the most common HTML, CSS, and JavaScript resources to minimize file size.

As a family-friendly site, 51test.net complies with child-friendly content regulations. All the content available on this website is geared towards helping students be successful in their academic and professional pursuits; thus, the website is safe for all family members to access.

Cybersecurity is increasingly becoming a significant concern, and this 51test.net acknowledges that. DigiCert Inc provided SSL certification, which secures the website's interactions and data transactions, ensuring privacy and protection for all users. Additionally, the website's hosting by CHINANET-SH-AP China Telecom (Group) CN hosting provides additional security that protects users' data from cyber-attacks.

In conclusion, 51test.net is an excellent website for students seeking relevant information and tools to help them excel in their academic and professional endeavors. The website has a user-friendly interface, is family-friendly, and is secured with SSL certification and reliable hosting. Although the site needs to improve its loading speed, it remains one of China's most reliable resources for academic and professional testing and preparation.

51test.net Rank Summary

Global Rank
7,300
Average Load Time
3.22sec
Links In Count
372
Website Value
$1.2 M

51test.net Website Safety

logo
Overview
Last Updated: 01/09/2026
Overall result - 51test.net 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 logo
Norton Connect Safe
Last Updated: 03/21/2025
51test.net is safe.
Norton ConnectSafe evaluates 51test.net for any unsafe and insecure content. The results are critical for families with young children.
Google logo
Google Safe Search
Last Updated: 10/12/2016
51test.net 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 brwosing logo
Google Safe Browsing
Last Updated: 01/09/2019
51test.net 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.
McAfee logo
Site Advisor
Last Updated: 02/22/2021
51test.net is safe.
McAfee assesses 51test.net 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 51test.net for mature or inappropriate content, only security checks are evaluated.
Web of trust logo
Web of Trust
Last Updated: 01/09/2019
51test.net child safety is good.
The WOT calculates reputation of the 51test.net. This reputation system receives ratings from users and information from third-party sources, assesses the 51test.net for safety features and confirms, whether 51test.net is suitable for children.

SSL Information
Domain*.51test.net
Issuer OrganizationDigiCert Inc
IssuerRapidSSL TLS RSA CA G1
AlgorithmRSA-SHA256
Valid form02/10/2024
Expiration01/30/2025
SignedCertificate is not self signed
Additional Domains *.51test.net
51test.net

51test.net Rank History

51test.net Hosting Information

Server Location

ASN Information

ASN ID: 151823

ASN Title: China Telecom

Last Update: 12/14/2025

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

% Information related to 'AS150842 - AS151865'

as-block: AS150842 - AS151865
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: 2021-10-13T00:52:11Z
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 'AS151823'

% Abuse contact for 'AS151823' is 'anti-spam@chinatelecom.cn'

aut-num: AS151823
as-name: CT-Centralsouth-China-IIP
descr: China Telecom
country: CN
org: ORG-CT1-AP
admin-c: YX69-AP
tech-c: YX69-AP
abuse-c: AC1573-AP
mnt-routes: MAINT-CHINANET-HN
mnt-by: APNIC-HM
mnt-irt: IRT-CHINANET-CN
last-modified: 2023-09-25T23:49:14Z
source: APNIC

irt: IRT-CHINANET-CN
address: No.31 ,jingrong street,beijing
address: 100032
e-mail: anti-spam@chinatelecom.cn
abuse-mailbox: anti-spam@chinatelecom.cn
admin-c: CH93-AP
tech-c: CH93-AP
auth: # Filtered
remarks: anti-spam@chinatelecom.cn was validated on 2024-10-17
mnt-by: MAINT-CHINANET
last-modified: 2024-10-17T03:10:56Z
source: APNIC

organisation: ORG-CT1-AP
org-name: China Telecom
country: CN
address: Data Network Management Division
address: Network Operation & Maintenance Department
address: No 19 Chaoyangmen North Street
address: Dongcheng District
phone: +86-20-38639251
fax-no: +86-10-58501060
e-mail: zhengzm@chinatelecom.cn
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2019-09-16T12:55:07Z
source: APNIC

role: ABUSE CHINANETCN
country: ZZ
address: No.31 ,jingrong street,beijing
address: 100032
phone: +000000000
e-mail: anti-spam@chinatelecom.cn
admin-c: CH93-AP
tech-c: CH93-AP
nic-hdl: AC1573-AP
remarks: Generated from irt object IRT-CHINANET-CN
remarks: anti-spam@chinatelecom.cn was validated on 2024-10-17
abuse-mailbox: anti-spam@chinatelecom.cn
mnt-by: APNIC-ABUSE
last-modified: 2024-10-17T03:11:15Z
source: APNIC

person: Yali Xiao
address: Hunan Data Communication Bureau No.9 middle wuyi road ChangSha city,Hunan ,P.R.China 410011
country: CN
phone: +86-731-2260079
e-mail: 13348615181@189.cn
nic-hdl: YX69-AP
mnt-by: MAINT-CHINANET-HUNAN
last-modified: 2020-07-02T13:36:30Z
source: APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-US4)

51test.net Domain Registration and Settings

WHOIS

Domain Name: 51TEST.NET
Registry Domain ID: 80928117_DOMAIN_NET-VRSN
Registrar WHOIS Server: grs-whois.hichina.com
Registrar URL: http://www.net.cn
Updated Date: 2023-01-15T06:48:22Z
Creation Date: 2001-12-10T04:58:08Z
Registry Expiry Date: 2032-12-10T04:58:08Z
Registrar: Alibaba Cloud Computing (Beijing) Co., Ltd.
Registrar IANA ID: 420
Registrar Abuse Contact Email: DomainAbuse@service.aliyun.com
Registrar Abuse Contact Phone: +86.95187
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Name Server: NS3.DNSV3.COM
Name Server: NS4.DNSV3.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-09-10T21:44:55Z


DNS Records
HostA RecordTTL
HostMX RecordPriorityTTL
HostNS RecordTTL
HostTXT RecordTTL

51test.net HTML Check

Warnings

Errors

51test.net Desktop Performance

Last tested: 12/06/2019

Speedometer image
Desktop Speed
55%

Desktop Resource Breakdown
Total Resources27
Number of Hosts10
Static Resources22
JavaScript Resources9
CSS Resources1

51test.net Mobile Insights

Last tested: 05/11/2017

Speedometer image
Mobile Usability
57%
Speedometer image
Mobile Speed
43%

Mobile Resource Breakdown
Total Resources69
Number of Hosts19
Static Resources57
JavaScript Resources18
CSS Resources2

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