Sdws.edu.cn 山东外事职业大学
Server IP address resolved: No
Http response code: None
Last Checked: 01/30/2026
Sdws.edu.cn attracts 794 unique visitors daily, generating 794 pageviews. The estimated value of sdws.edu.cn is 6,249 USD. Each visitor views approximately 1.07 pages on average.
According to Majestic's traffic estimates, sdws.edu.cn ranks 15,838 globally.
Sdws.edu.cn server is located in China, so we cannot determine if the distance might affect the page load time.
See the list of other websites hosted by ERX-CERNET-BKB China Education and Research Network Center, CN.
Sdws.edu.cn is registered with the .CN top-level domain. Explore additional websites within the .CN zone.
According to the latest verification on (January 30, 2026), sdws.edu.cn has an invalid SSL certificate. Click the "Refresh" button in the Safety Information section for updated SSL details.
According to Symantec sdws.edu.cn appears to be a safe domain.
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 ConnectSafe evaluates sdws.edu.cn for any unsafe and insecure content. The results are critical for families with young children.
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.
McAfee assesses sdws.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 sdws.edu.cn for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the sdws.edu.cn. This reputation system receives ratings from users and information from third-party sources, assesses the sdws.edu.cn for safety features and confirms, whether sdws.edu.cn is suitable for children.
| WARNING! | Certificate download error. Previous scan results are shown below. |
| Domain | Unknown |
| Issuer Organization | Unknown |
| Issuer | Unknown |
| Algorithm | Unknown |
| Valid form | Unknown |
| Expiration | Unknown |
| Signed | No information |
| Additional Domains |
ASN ID: 4538
ASN Title: ERX-CERNET-BKB China Education and Research Network Center, CN
Last Update: 11/25/2025
% [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 |
|---|---|---|
| sdws.edu.cn | 222.206.37.188 | 3600 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| sdws.edu.cn | mxbiz1.qq.com | 5 | 600 |
| sdws.edu.cn | mxbiz2.qq.com | 10 | 600 |
| Host | NS Record | TTL |
|---|---|---|
| sdws.edu.cn | dns1.sd.edu.cn | 3600 |
| sdws.edu.cn | dns2.sd.edu.cn | 3600 |
| Host | TXT Record | TTL |
|---|---|---|
| sdws.edu.cn | v=spf1 include:spf.mail.qq.com ~all | 600 |
dns1.sd.edu.cn
TTL: 3600
Email address: admin.admin.com
Serial: 1615684801
Refresh: 3600
Retry: 3600
Expire: 86400
Minimum: 3600
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