Sdu.edu.cn 山东大学邮件系统


Online Status
Online

Server IP address resolved: Yes
Http response code: 200
Response time: 0.66 sec.
Last Checked: 09/27/2022

Sdu.edu.cn traffic volume is 9,462 unique daily visitors and their 67,180 pageviews. The web value rate of sdu.edu.cn is 1,181,023 USD. Each visitor makes around 7.60 page views on average.

By Alexa's traffic estimates sdu.edu.cn placed at 982 position over the world, while the largest amount of its visitors comes from China, where it takes 1,158 place.

Perfect for sdu.edu.cn that their data center (provided by company company ERX-CERNET-BKB China Education and Research Network Center, CN) is located in China, as that empowers most of the visitors to reduce the page load time. See the list of other web pages hosted by ERX-CERNET-BKB China Education and Research Network Center, CN.

Sdu.edu.cn registered under .CN top-level domain. Check other websites in .CN zone.

The last verification results, performed on (November 24, 2019) sdu.edu.cn show that sdu.edu.cn has an expired wildcard SSL certificate issued by GlobalSign nv-sa (expired on March 31, 2021). Click “Refresh” button for SSL Information at the Safety Information section. Check the list of websites using SSL certificates issued by GlobalSign nv-sa.

In accordance with Google Safe Browsing, Google Safe Search, Symantec and Web of Trust sdu.edu.cn is pretty a safe domain.

Relying Google MobileFriendly test sdu.edu.cn is well optimized for mobile and tablet devices.


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

Overview
Last Updated: 09/27/2022
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
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 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 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.
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
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
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)

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


Errors
Warnings

Last tested: 08/04/2016

Desktop
Desktop Speed
68%

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

Last tested: 08/04/2016

Mobile
Mobile Usability
100%
Mobile Speed
89%

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