Polymer.cn 聚合物网:高分子、高分子材料、高分子科学、塑料、橡胶、纤维、复合材料、涂料、油墨、助剂、胶粘剂, 原料/设备/技术/制品, 分析测试仪器

聚合物网以高分子聚合物为主线，内容涉及学术研究、产业发展、技术交流、成果转化、贸易合作、管理咨询等方面，又涵盖了树脂、塑料、橡胶、纤维、复合材料、涂料、油墨、粘合剂、热塑性弹性体、功能高分子、橡塑加工设备、仪器仪表等产品应用的市场信息，并及时发布业界政策、市场导向的新闻动态、市场趋势和专家评述。

Polymer.cn Overview

Polymer.cn ranking shows that the page is at position 174,904 over the world, while the bulk of its audience is from China, where it ranks 18,154.

In terms of rank-to-traffic ratio, polymer.cn has 2,322 unique users per day, viewing 4,217 pages. The rank based value of polymer.cn is 78,919 USD. Every user makes 1.93 pageviews on average.

Polymer.cn boasts a link base consisting of 288 referring domains and 316 external backlinks, as revealed by the data obtained from web network scanning.

Polymer.cn top-level domain belongs to .CN domain zone. Check other webpages in .CN zone.

According the last verification test in April 26, 2021, polymer.cn has an expired SSL certificate issued by TrustAsia Technologies, Inc. (expired on August 25, 2021). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by TrustAsia Technologies, Inc..

Based on data from Google Safe Browsing, Google Safe Search and Symantec polymer.cn is a fairly safe domain.

Based on Mobile-Friendly test by Google polymer.cn is poorly optimized for mobile phones and tablets. Remember that optimizing your website design for mobile devices ensures that all of your web pages perform well on all devices.

Polymer.cn Rank Summary

Global Rank

174,904

Average Load Time

0.71sec

Links In Count

188

Website Value

$73,073

Audience Geography. Where are polymer.cn visitors located?

Country	Visitors
China CN	88.7%
Other	11.3%

Country	Pageviews
China CN	90.6%
Other	9.4%

Country	Rank
China CN	18154

Where do visitors go on polymer.cn?

Subdomain	Pageviews
polymer.cn	100%

Subdomain	Pageviews per User
polymer.cn	1

Subdomain	Reach
polymer.cn	100%

How popular is polymer.cn?

Period	Global Rank	Global Rank Delta
past 3 months	174904	47039
past month	146285	-30030
past week	141234	-64367
yesterday	45470	0

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	237997	66656	18	-33.34%	1.8	-1.13%
30	233827	30406	19	-16.61%	1	-47.35%
7	260699	-112150	2	60%	1	0%
1	94291	0	7	0%	1	0%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	160993	43569	38	-32.38%
30	123322	-54648	53	60%
7	109019	-52084	6	60%
1	33290	0	20	0%

Polymer.cn Website Safety

Overview

Last Updated: 11/13/2024

Overall result - polymer.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: 03/24/2024

polymer.cn is safe.

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

Google Safe Search

Last Updated: 11/04/2016

polymer.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

polymer.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

polymer.cn is safe.

McAfee assesses polymer.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 polymer.cn for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 11/13/2024

polymer.cn child safety is unknown.

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

SSL Information

SSL Checker Tool

Domain	www.rheology.org.cn
Issuer Organization	TrustAsia Technologies, Inc.
Issuer	TrustAsia TLS RSA CA
Algorithm	RSA-SHA256
Valid form	08/25/2020
Expiration	08/25/2021
Signed	Certificate is not self signed
Additional Domains	www.rheology.org.cn rheology.org.cn

Polymer.cn Rank History

Alexa Rank shows how popular polymer.cn is in comparison with other sites. The most popular site has Alexa Rank equals 1. If polymer.cn 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 polymer.cn and pageviews on polymer.cn over the past 3 months.

Polymer.cn Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 45090

ASN Title: CNNIC-TENCENT-NET-AP Shenzhen Tencent Computer Systems Company Limited, CN

Last Update: 07/19/2024

% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS45056 - AS45115'

as-block: AS45056 - AS45115
descr: CNNIC ASN block
country: CN
remarks: These AS numbers are further assigned by CNNIC
remarks: to CNNIC members and end-users in China
admin-c: IPAS1-AP
tech-c: IPAS1-AP
mnt-by: APNIC-HM
mnt-lower: MAINT-CNNIC-AP
last-modified: 2009-09-29T06:15:17Z
source: APNIC

role: CNNIC IPAS CONFEDERATION
address: No.4, Zhongguancun No.4 South Street,
address: Haidian District, Beijing
country: CN
phone: +86-010-58813000
fax-no: +86-010-58813075
e-mail: ipas@cnnic.cn
admin-c: IP50-AP
tech-c: IP50-AP
nic-hdl: IPAS1-AP
mnt-by: MAINT-CNNIC-AP
last-modified: 2013-09-12T07:40:01Z
source: APNIC

% Information related to 'AS45056 - AS46079'

as-block: AS45056 - AS46079
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: 2009-09-29T05:48:11Z
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 'AS45090'

% Abuse contact for 'AS45090' is 'ipas@cnnic.cn'

aut-num: AS45090
as-name: CNNIC-TENCENT-NET-AP
descr: Shenzhen Tencent Computer Systems Company Limited
descr: Tencent Building, Kejizhongyi Avenue, Hi-techPark,Nanshan
descr: District,Shenzhen
country: CN
import: from AS18118
action pref=100;
accept ANY
import: from AS17962
action pref=100;
accept ANY
export: to AS18118
announce AS45090
export: to AS17962
announce AS45090
admin-c: DR196-AP
tech-c: JW2054-AP
mnt-routes: MAINT-CNNIC-AP
mnt-by: MAINT-CNNIC-AP
mnt-irt: IRT-CNNIC-CN
last-modified: 2016-10-17T00:30:37Z
source: APNIC

irt: IRT-CNNIC-CN
address: Beijing, China
e-mail: ipas@cnnic.cn
abuse-mailbox: ipas@cnnic.cn
admin-c: IP50-AP
tech-c: IP50-AP
auth: # Filtered
remarks: Please note that CNNIC is not an ISP and is not
remarks: empowered to investigate complaints of network abuse.
remarks: Please contact the tech-c or admin-c of the network.
mnt-by: MAINT-CNNIC-AP
last-modified: 2017-11-01T08:57:39Z
source: APNIC

person: Dreams Ruan
address: Tencent Building, Kejizhongyi Avenue, Hi-techPark,Nanshan District,Shenzhen
country: CN
phone: +86-755-86013388-84520
fax-no: +86-755-86013030
e-mail: dreamsruan@tencent.com
nic-hdl: DR196-AP
mnt-by: MAINT-CNNIC-AP
last-modified: 2010-05-10T10:02:01Z
source: APNIC

person: Jsquare Wu
address: Tencent Building, Kejizhongyi Avenue, Hi-techPark,Nanshan District,Shenzhen
country: CN
phone: +86-755-86013388-88441
fax-no: +86-755-86013030
e-mail: jsquare@tencent.com
nic-hdl: JW2054-AP
mnt-by: MAINT-CNNIC-AP
last-modified: 2010-05-10T10:02:01Z
source: APNIC

% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US4)

Polymer.cn Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: polymer.cn
ROID: 20030317s10001s00113334-cn
Domain Status: ok
Registrant: 北京瑞特恩科技有限公司
Registrant Contact Email: cwan@rakon.com.cn
Sponsoring Registrar: 阿里云计算有限公司（万网）
Name Server: dns7.hichina.com
Name Server: dns8.hichina.com
Registration Time: 2003-03-17 13:40:10
Expiration Time: 2025-03-17 13:40:10
DNSSEC: unsigned

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Polymer.cn HTML Check

HTML Validation Tool

Errors

Almost standards mode doctype. Expected “<!DOCTYPE html>”.

Bad value “Keywords” for attribute “http-equiv” on element “meta”.

Bad value “Bookmark” for attribute “rel” on element “link”: The string “Bookmark” is not a registered keyword.

Attribute “height” not allowed on element “table” at this point.

The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.

The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.

Bad value “_blank ” for attribute “target” on element “a”: Reserved keyword “blank ” used.

An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.

The “width” attribute on the “table” element is obsolete. Use CSS instead.

The “border” attribute on the “table” element is obsolete. Use CSS instead.

The “width” attribute on the “td” element is obsolete. Use CSS instead.

The “valign” attribute on the “td” element is obsolete. Use CSS instead.

Attribute “background” not allowed on element “td” at this point.

The “align” attribute on the “td” element is obsolete. Use CSS instead.

The “align” attribute on the “table” element is obsolete. Use CSS instead.

The “height” attribute on the “td” element is obsolete. Use CSS instead.

No space between attributes.

Attribute “valeu” not allowed on element “input” at this point.

The “align” attribute on the “input” element is obsolete. Use CSS instead.

The “align” attribute on the “div” element is obsolete. Use CSS instead.

Element “img” is missing required attribute “src”.

Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)

The “align” attribute on the “tr” element is obsolete. Use CSS instead.

“"” in an unquoted attribute value. Probable causes: Attributes running together or a URL query string in an unquoted attribute value.

Bad value “/trading/products/42-292-0-0-1"” for attribute “href” on element “a”: Illegal character in path segment: “"” is not allowed.

The “font” element is obsolete. Use CSS instead.

Bad value “http://www.polymer.cn/search/news/index.aspx?q=%u805A%u4E19%u70EF” for attribute “href” on element “a”: Percentage ("%") is not followed by two hexadecimal digits.

The “bgcolor” attribute on the “table” element is obsolete. Use CSS instead.

Duplicate attribute “alt”.

The “longdesc” attribute on the “img” element is obsolete. Use a regular “a” element to link to the description.

Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)

Warnings

The “language” attribute on the “script” element is obsolete. You can safely omit it.

The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.

Polymer.cn Desktop Performance

Last tested: 10/11/2016

Desktop Speed

70%

Enable compression

Optimize images

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Leverage browser caching

Minify JavaScript

Minify HTML

Desktop Resource Breakdown

Total Resources	42
Number of Hosts	2
Static Resources	37
JavaScript Resources	7
CSS Resources	1

Polymer.cn Mobile Insights

Last tested: 10/11/2016

Mobile Usability

58%

Use legible font sizes

Size tap targets appropriately

Configure the viewport

Mobile Speed

62%

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Enable compression

Prioritize visible content

Optimize images

Leverage browser caching

Minify JavaScript

Minify HTML

Mobile Resource Breakdown

Total Resources	48
Number of Hosts	2
Static Resources	43
JavaScript Resources	7
CSS Resources	1

Polymer.cn Common Typos

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www.polymetr.cn

Polymer.cn 聚合物网:高分子、高分子材料、高分子科学、塑料、橡胶、纤维、复合材料、涂料、油墨、助剂、胶粘剂, 原料/设备/技术/制品, 分析测试仪器

Polymer.cn Overview

Polymer.cn Rank Summary

Polymer.cn Website Safety

Polymer.cn Rank History

Polymer.cn Hosting Information

Polymer.cn Domain Registration and Settings

Polymer.cn HTML Check

Polymer.cn Desktop Performance

Polymer.cn Mobile Insights

Polymer.cn Similar Audits

Polymer.cn Common Typos