Contrastech.com ranking shows that the page is at position 4,574,847 over the world.
Contrastech.com hosting company servers are placed in the Hong Kong, but, unfortunately, it’s not possible to identify the countries where the bulk of contrastech.com users come from and, therefore, we couldn’t define if the distance can influence the webpage load time. See the list of other webpages hosted on West263 International Limited servers.
In terms of rank-to-traffic ratio, contrastech.com has 37 unique users per day, viewing 150 pages. The rank based value of contrastech.com is 0 USD. Every user makes 4.32 pageviews on average.
Contrastech.com boasts a link base consisting of 269 referring domains and 276 external backlinks, as revealed by the data obtained from web network scanning.
Contrastech.com top-level domain belongs to .COM domain zone. Check other webpages in .COM zone.
According the last verification test in December 25, 2024, contrastech.com has an invalid SSL certificate. Click button “Update” SSL Information at the Safety Information section.
Based on data from Google Safe Browsing, Google Safe Search and Symantec contrastech.com is a fairly safe domain.
According the Mobile-Friendly test by Google contrastech.com is nice optimized for mobile devices and tablets, however the webpage speed could be improved.
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 |
Alexa Rank shows how popular contrastech.com is in comparison with other sites. The most popular site has Alexa Rank equals 1. If contrastech.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 contrastech.com and pageviews on contrastech.com over the past 3 months.
ASN ID: 139021
ASN Title: West263 International LimitedLast Update: 03/11/2024
% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS138554 - AS139577'
as-block: AS138554 - AS139577
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: 2017-12-08T06:45:58Z
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 'AS139021'
% Abuse contact for 'AS139021' is 'westabuse+ip@gmail.com'
aut-num: AS139021
as-name: WEST263GO-HK
descr: West263 International Limited
country: HK
org: ORG-WIL4-AP
admin-c: WILA3-AP
tech-c: DY1085-AP
mnt-by: APNIC-HM
mnt-routes: MAINT-WEST263GO-HK
mnt-irt: IRT-WEST263GO-HK
mnt-lower: MAINT-WEST263GO-HK
last-modified: 2019-04-26T02:03:21Z
source: APNIC
irt: IRT-WEST263GO-HK
address: 12/F,, San Toi Building,, 137-139 Connaught Road Central, Hong Kong,, Hong Kong Hong Kong 999077
e-mail: abuse@hkdns.hk
abuse-mailbox: westabuse+ip@gmail.com
admin-c: WILA3-AP
tech-c: DY1085-AP
auth: # Filtered
mnt-by: MAINT-WEST263GO-HK
last-modified: 2019-04-18T13:50:15Z
source: APNIC
organisation: ORG-WIL4-AP
org-name: West263 International Limited
country: HK
address: 12/F,
address: San Toi Building,
address: 137-139 Connaught Road Central, Hong Kong,
phone: +852-35979075
e-mail: lillian@hkdns.hk
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2018-07-13T12:57:24Z
source: APNIC
role: West263 International Limited administrator
address: 12/F,, San Toi Building,, 137-139 Connaught Road Central, Hong Kong,, Hong Kong Hong Kong 999077
country: HK
phone: +15708412741
fax-no: +15708412741
e-mail: abuse@hkdns.hk
admin-c: WILA3-AP
tech-c: DY1085-AP
nic-hdl: WILA3-AP
mnt-by: MAINT-WEST263GO-HK
last-modified: 2018-12-03T15:18:11Z
source: APNIC
person: David Yanping
address: 12/F,, San Toi Building,, 137-139 Connaught Road Central, Hong Kong,, Hong Kong Hong Kong 999077
country: HK
phone: +852-35979075
e-mail: david.yanp@gmail.com
nic-hdl: DY1085-AP
mnt-by: MAINT-WEST263GO-HK
last-modified: 2019-04-29T06:51:07Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.15-47 (WHOIS-US4)
Domain Name: CONTRASTECH.COM
Registry Domain ID: 1691375775_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.zzy.cn
Registrar URL: http://www.zzy.cn
Updated Date: 2022-06-14T11:31:50Z
Creation Date: 2011-12-10T01:21:54Z
Registry Expiry Date: 2025-12-10T01:21:54Z
Registrar: Xiamen ChinaSource Internet Service Co., Ltd
Registrar IANA ID: 1366
Registrar Abuse Contact Email: kf@zzy.cn
Registrar Abuse Contact Phone: +86.5922958888
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: NS3.CNOLNIC.COM
Name Server: NS4.CNOLNIC.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2022-10-31T19:42:53Z
Host | A Record | TTL |
---|---|---|
contrastech.com | 119.28.77.38 | 600 |
Host | MX Record | Priority | TTL |
---|---|---|---|
contrastech.com | hzmx01.mxmail.netease.com | 5 | 7200 |
contrastech.com | hzmx02.mxmail.netease.com | 10 | 7200 |
Host | NS Record | TTL |
---|---|---|
contrastech.com | ns4.cnolnic.com | 7200 |
contrastech.com | ns3.cnolnic.com | 7200 |
Host | TXT Record | TTL |
---|---|---|
contrastech.com | v=spf1 include:spf.163.com -all | 7200 |
ns3.cnolnic.com
TTL: 7200
Email address: root.cnolnic.net
Serial: 2006112401
Refresh: 10800
Retry: 3600
Expire: 604800
Minimum: 86400
Last tested: 02/16/2019
Total Resources | 44 |
Number of Hosts | 5 |
Static Resources | 42 |
JavaScript Resources | 6 |
CSS Resources | 3 |
Last tested: 02/16/2019
Total Resources | 43 |
Number of Hosts | 5 |
Static Resources | 41 |
JavaScript Resources | 6 |
CSS Resources | 3 |