SJTU.edu.cn is a website that provides a single sign-on platform for students who are part of the Shanghai Jiao Tong University network. The platform offers authentication services that enable students to access resources such as academic records, e-learning platforms, and library services.
The website has a substantial number of users per day with 32248.216 unique users and an average of 93426.4 pageviews per day. The site is hosted by China Education and Research Network Center and has a Top Level Domain of cn. The SSL certificate for the site is issued by GoDaddy.com, Inc.
As far as whether the site is family-friendly or not, it is difficult to provide an answer as the site offers login services for academic resources and does not contain content that is explicit or harmful to minors. However, it is important to note that the site is catered towards students who are part of a university network and may contain information that is not suitable for younger audiences.
The website's speed is rated at 39 according to PageSpeed Insights. While this score is not ideal, it's not terrible either. The site could benefit from optimization techniques such as image compression, caching, and code minification to increase load times and overall performance. The site could undergo optimization testing and make continuous improvements that enhance its speed in the near future.
In summary, SJTU.edu.cn is a useful platform for students who are part of the Shanghai Jiao Tong University network. While the site does have a substantial number of users per day, the speed score could be improved through optimization methods. Overall, the site's user base, hosting location, and SSL certificate issuer make it a reliable and safe environment for students to access academic resources.
Domain | sjtu.edu.cn |
Issuer Organization | ZeroSSL |
Issuer | ZeroSSL ECC Domain Secure Site CA |
Algorithm | ecdsa-with-SHA384 |
Valid form | 07/27/2023 |
Expiration | 10/25/2023 |
Signed | Certificate is not self signed |
Additional Domains |
sjtu.edu.cn *.sjtu.cn *.sjtu.edu.cn sjtu.cn |
Alexa Rank shows how popular sjtu.edu.cn is in comparison with other sites. The most popular site has Alexa Rank equals 1. If sjtu.edu.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 sjtu.edu.cn and pageviews on sjtu.edu.cn over the past 3 months.
ASN ID: 4538
ASN Title: ERX-CERNET-BKB China Education and Research Network Center, CNLast Update: 05/25/2024
% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS4538'
% Abuse contact for 'AS4538' is 'abuse@net.edu.cn'
aut-num: AS4538
as-name: ERX-CERNET-BKB
descr: China Education and Research Network Center
descr: Tsinghua University
descr: Beijing 100084
country: CN
admin-c: JW410-AP
tech-c: JW410-AP
remarks: This aut-num object created as part of
remarks: the ER-Transfer from ARIN
mnt-by: MAINT-CERNET-AP
mnt-irt: IRT-CERNET-AP
mnt-routes: MAINT-CERNET-AP
last-modified: 2016-10-17T00:30:08Z
source: APNIC
irt: IRT-CERNET-AP
address: Network Research Center,
address: Main Bldg, Tsinghua Univ
address: Beijing 100084, China
phone: +86-10-62784301
fax-no: +86-10-62785933
e-mail: abuse@net.edu.cn
abuse-mailbox: abuse@net.edu.cn
admin-c: CER-AP
tech-c: CER-AP
auth: # Filtered
remarks: timezone GMT+8
remarks: http://www.ccert.edu.cn
mnt-by: MAINT-CERNET-AP
last-modified: 2010-11-26T03:14:01Z
source: APNIC
person: Jianping Wu
address: China Education and Research Network Center
address: Tsinghua University
address: Beijing 100084
country: CN
phone: +86-10-2595931
e-mail: jianping@CERNET.EDU.CN
nic-hdl: JW410-AP
remarks: This person object created as part of the ER-Transfer from ARIN
mnt-by: MAINT-CN-CERNET
last-modified: 2008-09-04T07:29:20Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US3)
Out of this registry.
Host | A Record | TTL |
---|---|---|
sjtu.edu.cn | 202.120.2.119 | 300 |
Host | MX Record | Priority | TTL |
---|---|---|---|
sjtu.edu.cn | mx01.sjtu.edu.cn | 10 | 300 |
sjtu.edu.cn | mx02.sjtu.edu.cn | 10 | 300 |
sjtu.edu.cn | mx03.sjtu.edu.cn | 20 | 300 |
sjtu.edu.cn | mx04.sjtu.edu.cn | 20 | 300 |
Host | NS Record | TTL |
---|---|---|
sjtu.edu.cn | dns.sjtu.edu.cn | 3600 |
sjtu.edu.cn | apple.sjtu.edu.cn | 3600 |
Host | TXT Record | TTL |
---|---|---|
sjtu.edu.cn | google-site-verification=JO6X5OaRYCAGoac-UmXCNNU7EoleSf93EG4PSxEhyEg | 300 |
sjtu.edu.cn | v=spf1 ip4:202.112.26.0/24 ip4:202.120.2.0/24 ip4:202.121.179.0/24 ip4:111.186.58.48 ip4:111.186.58.61 ip4:111.186.58.62 ip4:111.186.58.66 ip4:111.186.58.24 -all | 300 |
sjtu.edu.cn | ic14zi8kzf8g848uofs9wvk1s43dzz88 | 300 |
dns.sjtu.edu.cn
TTL: 300
Email address: hostmaster.sjtu.edu.cn
Serial: 2308220754
Refresh: 10800
Retry: 3600
Expire: 604800
Minimum: 3600
Last tested: 12/02/2019
Total Resources | 25 |
Number of Hosts | 7 |
Static Resources | 11 |
JavaScript Resources | 7 |
CSS Resources | 2 |
Last tested: 12/02/2019
Total Resources | 23 |
Number of Hosts | 7 |
Static Resources | 11 |
JavaScript Resources | 6 |
CSS Resources | 2 |