Contrastech.com HANGZHOU CONTRASTECH CO., LTD.

HANGZHOU CONTRASTECH CO., LTD.

Online Status
UNKNOWN

Over the time contrastech.com has been ranked as high as 109,243 in the world.

Contrastech.com receives about 35 unique visitors and 140 pageviews per day. The estimated value of contrastech.com is 0 USD. Each unique visitor makes about 4 pageviews on average.

Contrastech.com is registered under .COM top-level domain. Check other websites in .COM zone.

At the time of the last check (May 14, 2024) contrastech.com has an invalid SSL certificate.

According to Google Safe Browsing, Google Safe Search and Symantec contrastech.com is quite a safe domain.

Mobile-Friendly test indicates that contrastech.com is well optimized for mobile and tablet devices, however website page loading time could be improved.


Global Rank
4,574,847
Average Load Time
0.00sec
Links In Count
6
Website Value
$0

Overview
Last Updated: 05/14/2024
Overall result - "contrastech.com" 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: 03/25/2024
contrastech.com is safe.

Norton ConnectSafe evaluates contrastech.com for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search
Last Updated: 11/13/2016
contrastech.com 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
Malware not found at "contrastech.com".
"contrastech.com" is not a phishing page.
"contrastech.com" does not install unwanted software.
"contrastech.com" does not contain harmfull applications.
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: 02/25/2021
contrastech.com is safe.

McAfee assesses contrastech.com 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 contrastech.com for mature or inappropriate content, only security checks are evaluated.

Web of Trust
Last Updated: 05/14/2024
contrastech.com child safety isunknown.

The WOT calculates reputation of the contrastech.com. This reputation system receives ratings from users and information from third-party sources, assesses the contrastech.com for safety features and confirms, whether contrastech.com is suitable for children.

SSL Information
WARNING! Certificate download error. Previous scan results are shown below.
WARNING! Contrastech.com is not secured by SSL certificate.
Server Location
Hong Kong
Hong Kong (SAR)
Hong Kong
ASN Information

ASN ID: 139021
ASN Title: West263 International Limited

Last 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)

WHOIS

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

DNS Records
HostA RecordTTL
contrastech.com119.28.77.38600
HostMX RecordPriorityTTL
contrastech.comhzmx01.mxmail.netease.com57200
contrastech.comhzmx02.mxmail.netease.com107200
HostNS RecordTTL
contrastech.comns4.cnolnic.com7200
contrastech.comns3.cnolnic.com7200
HostTXT RecordTTL
contrastech.comv=spf1 include:spf.163.com -all7200

ns3.cnolnic.com
TTL: 7200
Email address: root.cnolnic.net
Serial: 2006112401
Refresh: 10800
Retry: 3600
Expire: 604800
Minimum: 86400

Errors
Warnings

Last tested: 02/16/2019

Desktop
Desktop Speed
56%
Desktop Resource Breakdown
Total Resources44
Number of Hosts5
Static Resources42
JavaScript Resources6
CSS Resources3

Last tested: 02/16/2019

Mobile
Mobile Usability
64%
Mobile Speed
59%
Mobile Resource Breakdown
Total Resources43
Number of Hosts5
Static Resources41
JavaScript Resources6
CSS Resources3
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