Stu51.com ranking shows that the page is at position 247,952 over the world.
In terms of rank-to-traffic ratio, stu51.com has 1,705 unique users per day, viewing 3,443 pages. The rank based value of stu51.com is 2,595 USD. Every user makes 2.14 pageviews on average.
Stu51.com boasts a link base consisting of 225 referring domains and 238 external backlinks, as revealed by the data obtained from web network scanning.
Stu51.com top-level domain belongs to .COM domain zone. Check other webpages in .COM zone.
According the last verification test in July 01, 2024, stu51.com has an expired SSL certificate issued by Let's Encrypt (expired on October 28, 2022). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by Let's Encrypt.
Based on data from Google Safe Browsing and Symantec stu51.com is a fairly safe domain.
Based on Mobile-Friendly test by Google stu51.com is poorly optimized for mobile phones and tablets. Remember that optimizing your website design for mobile devices ensures that all of your web pages perform well on all devices.
Domain | stu51.com |
Issuer Organization | Let's Encrypt |
Issuer | R3 |
Algorithm | RSA-SHA256 |
Valid form | 07/30/2022 |
Expiration | 10/28/2022 |
Signed | Certificate is not self signed |
Additional Domains |
m.stu51.com stu51.com ww.stu51.com www.stu51.com |
Alexa Rank shows how popular stu51.com is in comparison with other sites. The most popular site has Alexa Rank equals 1. If stu51.com 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 stu51.com and pageviews on stu51.com over the past 3 months.
ASN ID: 45102
ASN Title: CNNIC-ALIBABA-CN-NET-AP Alibaba (China) Technology Co., Ltd., CNLast Update: 10/27/2024
% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS45056 - AS45115'
as-block: AS45056 - AS45115
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: 2009-09-29T06:15:17Z
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 'AS45056 - AS46079'
as-block: AS45056 - AS46079
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: 2009-09-29T05:48:11Z
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 'AS45102'
% Abuse contact for 'AS45102' is 'ipas@cnnic.cn'
aut-num: AS45102
as-name: CNNIC-ALIBABA-CN-NET-AP
descr: Alibaba (China) Technology Co., Ltd.
descr: East Software Park, 99 Huaxing Rd. Hangzhou, China
country: CN
import: from AS4837
action pref=100;
accept ANY
import: from AS4134
action pref=100;
accept ANY
import: from AS37963
action pref=100;
accept ANY
export: to AS4837
announce AS45102
export: to AS4134
announce AS45102
export: to AS37963
announce AS45102
admin-c: ZM678-AP
tech-c: ZM877-AP
tech-c: ZM876-AP
mnt-routes: MAINT-CNNIC-AP
mnt-by: MAINT-CNNIC-AP
mnt-irt: IRT-CNNIC-CN
last-modified: 2013-07-09T02:26:03Z
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: Shuo Yu
address: 5F, Builing D, the West Lake International Plaza of S&T
address: No.391 Wen'er Road, Hangzhou City
address: Zhejiang, China, 310099
country: CN
phone: +86-0571-85022600
fax-no: +86-0571-85022600
e-mail: shuo.yus@alibaba-inc.com
e-mail: shuo.yus@aliyun-inc.com
nic-hdl: ZM678-AP
mnt-by: MAINT-CNNIC-AP
last-modified: 2011-11-02T03:36:02Z
source: APNIC
person: security trouble
e-mail: cloud-cc-sqcloud@list.alibaba-inc.com
address: 5th,floor,Building D,the West Lake International Plaza of S&T,391#Wen’er Road
address: Hangzhou, Zhejiang, China
phone: +86-0571-85022600
country: CN
mnt-by: MAINT-CNNIC-AP
nic-hdl: ZM876-AP
last-modified: 2013-07-08T02:56:02Z
source: APNIC
person: Guowei Pan
address: 5F, Builing D, the West Lake International Plaza of S&T
address: No.391 Wen'er Road, Hangzhou City
address: Zhejiang, China, 310099
country: CN
phone: +86-0571-85022088-30763
fax-no: +86-0571-85022600
e-mail: guowei.pangw@alibaba-inc.com
nic-hdl: ZM877-AP
mnt-by: MAINT-CNNIC-AP
last-modified: 2013-07-09T01:34:02Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US4)
Domain Name: STU51.COM
Registry Domain ID: 212949834_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.22.cn
Registrar URL: http://www.22.cn
Updated Date: 2024-09-19T17:20:10Z
Creation Date: 2005-09-20T03:35:04Z
Registry Expiry Date: 2025-09-20T03:35:04Z
Registrar: 22net, Inc.
Registrar IANA ID: 1555
Registrar Abuse Contact Email: abuse@22.cn
Registrar Abuse Contact Phone: +86.571.88276020
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: NS1.22.CN
Name Server: NS2.22.CN
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-11-08T19:24:44Z
Host | A Record | TTL |
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Host | MX Record | Priority | TTL |
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Host | NS Record | TTL |
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Host | TXT Record | TTL |
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Last tested: 05/09/2017
Total Resources | 11 |
Number of Hosts | 6 |
Static Resources | 7 |
JavaScript Resources | 3 |
CSS Resources | 2 |
Last tested: 07/26/2015
Total Resources | 23 |
Number of Hosts | 10 |
Static Resources | 16 |
JavaScript Resources | 10 |
CSS Resources | 2 |