Sdu.edu.cn 山东大学邮件系统

Sdu.edu.cn Overview

Sdu.edu.cn ranking shows that the page is at position 10,214 over the world, while the bulk of its audience is from China, where it ranks 1,158.

It is beneficial to sdu.edu.cn that their hosting company ERX-CERNET-BKB China Education and Research Network Center, CN servers are located in China, as that reduces page load time for the majority of their users. See the list of other webpages hosted on ERX-CERNET-BKB China Education and Research Network Center, CN servers.

In terms of rank-to-traffic ratio, sdu.edu.cn has 9,471 unique users per day, viewing 67,180 pages. The rank based value of sdu.edu.cn is 1,193,253 USD. Every user makes 7.67 pageviews on average.

Sdu.edu.cn top-level domain belongs to .CN domain zone. Check other webpages in .CN zone.

According the last verification test in November 24, 2019, sdu.edu.cn has an expired wildcard SSL certificate issued by GlobalSign nv-sa (expired on March 31, 2021). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by GlobalSign nv-sa.

Based on data from Google Safe Browsing, Google Safe Search, Symantec and Web of Trust sdu.edu.cn is a fairly safe domain.

According the Mobile-Friendly test by Google sdu.edu.cn is nice optimized for mobile devices and tablets.

Sdu.edu.cn Rank Summary

Global Rank
10,214
Average Load Time
1.53sec
Links In Count
2,110
Website Value
$1.1 M

Sdu.edu.cn Website Safety

logo
Overview
Last Updated: 08/18/2022
Overall result - sdu.edu.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 logo
Norton Connect Safe
Last Updated: 03/19/2022
sdu.edu.cn is safe.
Norton ConnectSafe evaluates sdu.edu.cn for any unsafe and insecure content. The results are critical for families with young children.
Google logo
Google Safe Search
Last Updated: 10/11/2016
sdu.edu.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 brwosing logo
Google Safe Browsing
Last Updated: 01/09/2019
sdu.edu.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.
McAfee logo
Site Advisor
Last Updated: 02/22/2021
sdu.edu.cn is safe.
McAfee assesses sdu.edu.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 sdu.edu.cn for mature or inappropriate content, only security checks are evaluated.
Web of trust logo
Web of Trust
Last Updated: 01/09/2019
sdu.edu.cn child safety is very good.
The WOT calculates reputation of the sdu.edu.cn. This reputation system receives ratings from users and information from third-party sources, assesses the sdu.edu.cn for safety features and confirms, whether sdu.edu.cn is suitable for children.

SSL Information
Domain*.sdu.edu.cn
Issuer OrganizationGlobalSign nv-sa
IssuerGlobalSign Domain Validation CA - SHA256 - G2
AlgorithmRSA-SHA256
Valid form12/27/2018
Expiration03/31/2021
SignedCertificate is not self signed
Additional Domains *.sdu.edu.cn
owa.sdu.edu.cn
mail.sdu.edu.cn
autodiscover.sdu.edu.cn
www.sdu.edu.cn
sdu.edu.cn

Sdu.edu.cn Hosting Information

Server Location

ASN Information

ASN ID: 4538
ASN Title: ERX-CERNET-BKB China Education and Research Network Center, CN

Last Update: 04/21/2022

% [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)

Sdu.edu.cn Domain Registration and Settings

WHOIS

Out of this registry.


DNS Records
HostA RecordTTL
sdu.edu.cn211.86.56.2471800
sdu.edu.cn202.194.15.61800
sdu.edu.cn202.194.14.61800
HostMX RecordPriorityTTL
sdu.edu.cnsdu.edu.cn101800
sdu.edu.cnmx-sdu-edu-cn.icoremail.net51800
HostNS RecordTTL
sdu.edu.cnsdunetnms.sdu.edu.cn1800
sdu.edu.cnsdunetsv2.sdu.edu.cn1800
sdu.edu.cnsdunetsv3.sdu.edu.cn1800
HostTXT RecordTTL
sdu.edu.cnv=spf1 ip4:202.194.15.6 ip4:202.194.14.6 ip4:211.86.56.247 include:spf.icoremail.net -all1800

sdunetnms.sdu.edu.cn
TTL: 1800
Email address: root.sdunetnms.sdu.edu.cn
Serial: 2017071599
Refresh: 3600
Retry: 1800
Expire: 432000
Minimum: 21600

Sdu.edu.cn HTML Check


Errors
Warnings

Sdu.edu.cn Desktop Performance

Last tested: 08/04/2016

Speedometer image
Desktop Speed
68%

Desktop Resource Breakdown
Total Resources9
Number of Hosts1
Static Resources7
JavaScript Resources2
CSS Resources1

Sdu.edu.cn Mobile Insights

Last tested: 08/04/2016

Speedometer image
Mobile Usability
100%
Speedometer image
Mobile Speed
89%

Mobile Resource Breakdown
Total Resources4
Number of Hosts1
Static Resources2
CSS Resources1

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