/100, Optimization 72/100
Co188.com is a Chinese website that caters to professional civil engineers looking for resources to enhance their skills and knowledge. Formerly known as NetEase Civil Engineering Online, the site provides free downloads of professional drawings, papers, and software, as well as forums for technical exchanges and training services. With an average of 19,038 unique users and 53,306.4 pageviews daily, co188.com has a website value of 937,320 US dollars. The website is hosted by CHINANET-JS-AS-AP AS Number for CHINANET Jiangsu Province Backbone, CN hosting, and its SSL certificate is issued by COMODO CA Limited.
From a structural standpoint, co188.com has a clear and straightforward design that is both user-friendly and visually appealing. The website's navigation menu is well-organized and can be accessed via clear and concise tabs located at the top of the page. Users can easily browse through the website's different sections or use the search bar located within the navigation menu to quickly find what they are looking for. The website's homepage features a prominent image slider that highlights recent news and events. Below this, users can find featured content, including professional papers, expert interviews, and popular forum posts.
Co188.com also has a dedicated section for technical exchanges and training services. Within this section, users can access a variety of resources, including course listings, exam preparation materials, and technical forums for peer-to-peer exchanges. The website's training services are designed to help engineers stay up-to-date with the latest trends and technologies in the industry.
Overall, co188.com appears to be a family-friendly website with an emphasis on professional development for civil engineers. While the website's PageSpeed Insight scores are not particularly high, the website's design and layout remain functional and user-friendly. Additionally, the website's SSL certificate ensures the safety and security of any personal information submitted through the website.
Domain | *.co188.com |
Issuer Organization | DigiCert Inc |
Issuer | Thawte TLS RSA CA G1 |
Algorithm | RSA-SHA256 |
Valid form | 07/03/2024 |
Expiration | 08/03/2025 |
Signed | Certificate is not self signed |
Additional Domains |
*.co188.com co188.com |
Alexa Rank shows how popular co188.com is in comparison with other sites. The most popular site has Alexa Rank equals 1. If co188.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 co188.com and pageviews on co188.com over the past 3 months.
ASN ID: 23650
ASN Title: CHINANET-JS-AS-AP AS Number for CHINANET jiangsu province backbone, CNLast Update: 07/16/2024
% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS23552 - AS24575'
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admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
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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
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mnt-by: MAINT-APNIC-AP
last-modified: 2013-10-23T04:06:51Z
source: APNIC
% Information related to 'AS23644 - AS23690'
as-block: AS23644 - AS23690
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
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source: APNIC
role: APNIC Hostmaster
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last-modified: 2013-10-23T04:06:51Z
source: APNIC
% Information related to 'AS23650'
% Abuse contact for 'AS23650' is 'anti-spam@ns.chinanet.cn.net'
aut-num: AS23650
as-name: CHINANET-JS-AS-AP
descr: AS Number for CHINANET jiangsu province backbone
country: CN
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networks ANY
admin-c: CJ186-AP
tech-c: CJ186-AP
notify: ip@jsinfo.net
mnt-by: MAINT-CHINANET-JS
mnt-irt: IRT-CHINANET-CN
mnt-routes: MAINT-CHINANET-JS
last-modified: 2016-10-17T00:30:12Z
source: APNIC
irt: IRT-CHINANET-CN
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address: 100032
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abuse-mailbox: anti-spam@ns.chinanet.cn.net
admin-c: CH93-AP
tech-c: CH93-AP
auth: # Filtered
mnt-by: MAINT-CHINANET
last-modified: 2010-11-15T00:31:55Z
source: APNIC
role: CHINANET JIANGSU
address: 260 Zhongyang Road,Nanjing 210037
country: CN
phone: +86-25-86588231
phone: +86-25-86588745
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remarks: send anti-spam reports to spam@jsinfo.net
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remarks: times in GMT+8
admin-c: CH360-AP
tech-c: CS306-AP
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last-modified: 2011-12-06T02:58:51Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US4)
Domain Name: CO188.COM
Registry Domain ID: 1353488418_DOMAIN_COM-VRSN
Registrar WHOIS Server: grs-whois.hichina.com
Registrar URL: http://www.net.cn
Updated Date: 2024-07-04T03:11:45Z
Creation Date: 2007-12-12T14:26:49Z
Registry Expiry Date: 2027-12-12T14:26:49Z
Registrar: Alibaba Cloud Computing (Beijing) Co., Ltd.
Registrar IANA ID: 420
Registrar Abuse Contact Email: DomainAbuse@service.aliyun.com
Registrar Abuse Contact Phone: +86.95187
Domain Status: ok https://icann.org/epp#ok
Name Server: NS1.PUBYUN.COM
Name Server: NS2.PUBYUN.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-09-10T20:55:32Z
Host | A Record | TTL |
---|---|---|
co188.com | 118.184.176.16 | 14400 |
Host | MX Record | Priority | TTL |
---|---|---|---|
;; | servers | no | connection |
Host | NS Record | TTL |
---|---|---|
co188.com | ns1.pubyun.com | 14400 |
co188.com | ns2.pubyun.com | 14400 |
Host | TXT Record | TTL |
---|---|---|
co188.com | 628934473-12522163 | 14400 |
co188.com | v=spf1 include:spf.pubyun.com include:spf.163.com ~all | 14400 |
co188.com | google-site-verification=Z5e-SfJMRd9WmuEF7-9QpsqGwK9Bl9IrlHoiisnbizM | 14400 |
ns1.pubyun.com
TTL: 14400
Email address: ppyy.bentium.com
Serial: 2019030717
Refresh: 7200
Retry: 1800
Expire: 1209600
Minimum: 300
Last tested: 12/06/2019
Total Resources | 43 |
Number of Hosts | 13 |
Static Resources | 28 |
JavaScript Resources | 12 |
CSS Resources | 1 |
Last tested: 04/30/2017
Total Resources | 69 |
Number of Hosts | 18 |
Static Resources | 32 |
JavaScript Resources | 18 |
CSS Resources | 2 |