21csp.com.cn - 中国安防行业网-中国安防网-安防产品-最权威安防网站

21csp.com.cn Quick Summary

Status

Online

Server IP address resolved: Yes

Http response code: 200

Response time: 0.73 sec.

Last Checked: 04/24/2024

21csp.com.cn traffic estimate is about 26,016 unique visitors and 72,845 pageviews per day. The approximated value of 21csp.com.cn is 959,220 USD. Every unique visitor makes about 2.8 pageviews on average.

Alexa Traffic Rank estimates that 21csp.com.cn is ranked number 1,622 in the world, while most of its traffic comes from China, where it occupies as high as 909 place.

It’s good for 21csp.com.cn that their hosting company CNIX-AP China Networks Inter-Exchange, CN is located in China, as that provides the majority of their visitors to benefit from the faster page load time. See the list of other websites hosted by CNIX-AP China Networks Inter-Exchange, CN.

21csp.com.cn is registered under .CN top-level domain. Check other websites in .CN zone.

During the last check (April 24, 2024) 21csp.com.cn has an invalid SSL certificate. please click the “Refresh” button for SSL Information at the Safety Information section.

In accordance with Google Safe Browsing, Google Safe Search and Symantec 21csp.com.cn is pretty a safe domain.

Relying on Google Mobile-Friendly test 21csp.com.cn is well optimized for mobile and tablet devices, however website page loading time may be improved.

21csp.com.cn General Information

21csp.com.cn Audience Geography

Where are website visitors coming from?

Visitors
Pageviews
Ranks

Country	Visitors
China CN	99.7%
Other	0.3%

Country	Rank
China CN	909

21csp.com.cn Traffic Distribution

Where do visitors go on 21csp.com.cn?

Subdomain Traffic
Views per User
Subdomain Reach

Subdomain	Pageviews
21csp.com.cn	48.2%
news.21csp.com.cn	13.41%
b2b.21csp.com.cn	9.72%
train.21csp.com.cn	6.17%
project.21csp.com.cn	5.64%
xh.21csp.com.cn	5.45%
hr.21csp.com.cn	5.24%
usercenter.21csp.com.cn	3.01%
gcs.21csp.com.cn	1.59%
dictionary.21csp.com.cn	1.52%
other	0.07%

Subdomain	Views per User
21csp.com.cn	2.4
b2b.21csp.com.cn	1.3
train.21csp.com.cn	1.2
news.21csp.com.cn	1.2
hr.21csp.com.cn	1.1
xh.21csp.com.cn	1.1
project.21csp.com.cn	1.1
dictionary.21csp.com.cn	1
gcs.21csp.com.cn	1
usercenter.21csp.com.cn	1
other	0

Subdomain	Reach
21csp.com.cn	56.09%
news.21csp.com.cn	30.01%
b2b.21csp.com.cn	20.55%
train.21csp.com.cn	14.44%
project.21csp.com.cn	13.73%
xh.21csp.com.cn	13.47%
hr.21csp.com.cn	13.39%
usercenter.21csp.com.cn	8.05%
gcs.21csp.com.cn	4.39%
dictionary.21csp.com.cn	4.18%

21csp.com.cn Popularity

How popular is 21csp.com.cn?

Global Rank
Pageviews
Reach

Period	Global Rank	Global Rank Delta
past 3 months	9320	-1278
past month	8740	-673
past week	8708	-758
yesterday	8736	-711

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	11030	-1374	675	9.6%	2.8	0.7%
30	10514	-590	71	5%	2.8	-2.13%
7	10632	-1105	71	10%	2.7	2%
1	12242	280	63	-4.36%	2	-13.48%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	9355	-1312	892	9%
30	8701	-696	95	7%
7	8631	-660	96	8%
1	8242	-1146	99	10%

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21csp.com.cn Safety Information

Rankchart Summary

Safe

Updated: 04/24/2024

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

Safe

Updated: 03/19/2023

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Norton ConnectSafe evaluates websites for any unsafe and inapropriate content. The results are important for families with young children.

Google Safe Search

Safe

Updated: 10/12/2016

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SafeSearch works as a parental control tool to filter out any content that might be inappropriate for your children.

Google Safe Browsing

Safe

Malware not found

Phishing not detected

Unwanted software not found

Harmfull applications not found

Updated: 01/09/2019

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Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.

McAfee® WebAdvisor

Safe

Updated: 02/22/2021

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McAfee assesses 21csp.com.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 21csp.com.cn for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Not Checked

Updated: 04/24/2024

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The WOT calculates reputation of the 21csp.com.cn. This reputation system receives ratings from users and information from third-party sources, assesses the 21csp.com.cn for safety features and confirms, whether 21csp.com.cn is suitable for children.

21csp.com.cn SSL Information

Information about SSL/TLS certificates

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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

SSL Checker

21csp.com.cn Server Information

21csp.com.cn Server Location

Where website hosting server is located?

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21csp.com.cn ASN Information

Information about IP address owner

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ASN ID: 4847

ASN Title: CNIX-AP China Networks Inter-Exchange, CN

Updated: 10/02/2023

Raw ASN data:

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

% Information related to 'AS4608 - AS4864'

as-block: AS4608 - AS4864
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: 2008-09-04T06:40:26Z
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 'AS4847'

% Abuse contact for 'AS4847' is 'anti-spam@ns.chinanet.cn.net'

aut-num: AS4847
as-name: CNIX-AP
descr: China Networks Inter-Exchange
descr: Using International Link at Beijing
descr: Connect to Sprint Link Intl and Global Sprint Link
country: CN
import: from AS1792
action pref=100;
accept ANY
import: from AS4000
action pref=100;
accept ANY
export: to AS3460
announce ANY
export: to AS3717
announce ANY
admin-c: LZ1-AP
tech-c: WZ1-CN
mnt-by: MAINT-CHINANET-CN
mnt-irt: IRT-CHINANET-CN
remarks: hostmaster@apnic.net 960910
last-modified: 2015-12-01T22:09:32Z
source: APNIC

irt: IRT-CHINANET-CN
address: No.31 ,jingrong street,beijing
address: 100032
e-mail: anti-spam@ns.chinanet.cn.net
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

person: Liang Zhiping
address: Data Communication Bureau
address: Ministry of Posts and Telecommunications
address: 40,Xue Yuan Road
address: Beijing 1000083
country: CN
phone: +86-10-62053944
fax-no: +86-10-62053995
e-mail: lzp@public.bta.net.cn
nic-hdl: LZ1-AP
mnt-by: MAINT-NULL
last-modified: 2008-09-04T07:29:13Z
source: APNIC

person: Wanshu Zhou
address: Data Communication Bureau MPT
address: 40 Xueyuan Rd.
address: Beijing China 100083
country: CN
phone: +86-10-205-3992
fax-no: +86-10-205-3994
e-mail: zhouws@public.bta.net.cn
nic-hdl: WZ1-CN
notify: zhouws@public.bta.net.cn
notify: zhang@usai.asiainfo.com
mnt-by: MAINT-NULL
last-modified: 2011-12-22T05:14:24Z
source: APNIC

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

Geolocation

ASN Lookup

21csp.com.cn Domain Name Information

21csp.com.cn DNS Information

Domain name service records

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Host	A Record	TTL
21csp.com.cn	122.112.2.221	300

Host	MX Record	Priority	TTL
21csp.com.cn	mxcom.263xmail.com	2	300
21csp.com.cn	mxwcom.263xmail.com	1	300

Host	NS Record	TTL
21csp.com.cn	n3583.ns.yunjiasu.com	86400
21csp.com.cn	n770.ns.yunjiasu.com	86400

21csp.com.cn Whois Information

Information about registered users or assignees of an Internet resource

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Raw WHOIS data:

Whois

DNS Lookup

21csp.com.cn HTML Validation

21csp.com.cn W3C HTML Markup Validation

HTML markup errors and warnings

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Errors:

Malformed byte sequence: “d6”.

Malformed byte sequence: “fa”.

Malformed byte sequence: “b0”.

Malformed byte sequence: “b2”.

Malformed byte sequence: “b7”.

Malformed byte sequence: “c0”.

Malformed byte sequence: “d0”.

Malformed byte sequence: “cd”.

Malformed byte sequence: “f8”.

Malformed byte sequence: “d7”.

Malformed byte sequence: “ee”.

Malformed byte sequence: “fe”.

Malformed byte sequence: “b9”.

Malformed byte sequence: “a4”.

Malformed byte sequence: “b3”.

Malformed byte sequence: “cc”.

Malformed byte sequence: “c9”.

Malformed byte sequence: “bb”.

Malformed byte sequence: “e1”.

Malformed byte sequence: “ca”.

Malformed byte sequence: “d3”.

Malformed byte sequence: “bc”.

Malformed byte sequence: “e0”, “bf”.

Malformed byte sequence: “d8”.

Malformed byte sequence: “ee”, “b6”.

Malformed byte sequence: “c8”.

Malformed byte sequence: “cb”.

Malformed byte sequence: “f6”.

Malformed byte sequence: “eb”, “bf”.

Malformed byte sequence: “da”.

Malformed byte sequence: “eb”.

Malformed byte sequence: “c7”.

Malformed byte sequence: “e2”.

Malformed byte sequence: “b5”.

Malformed byte sequence: “c1”.

Malformed byte sequence: “b1”.

Malformed byte sequence: “a8”.

Malformed byte sequence: “be”.

Malformed byte sequence: “af”.

Malformed byte sequence: “e3”.

Malformed byte sequence: “cf”.

Malformed byte sequence: “f1”, “bb”.

Malformed byte sequence: “ac”.

Malformed byte sequence: “ec”.

Malformed byte sequence: “c4”.

Malformed byte sequence: “ea”, “bc”.

Malformed byte sequence: “d5”.

Malformed byte sequence: “ea”.

Malformed byte sequence: “ab”.

Malformed byte sequence: “bf”.

Malformed byte sequence: “c6”.

Malformed byte sequence: “f7”.

Malformed byte sequence: “e6”.

Malformed byte sequence: “a2”.

Malformed byte sequence: “c5”.

Malformed byte sequence: “a1”.

Malformed byte sequence: “a3”.

Malformed byte sequence: “c3”.

Malformed byte sequence: “bd”.

Malformed byte sequence: “e2”, “be”.

Malformed byte sequence: “b8”.

Malformed byte sequence: “e2”, “b5”.

Malformed byte sequence: “dc”.

Malformed byte sequence: “ed”, “bb”.

Malformed byte sequence: “f3”.

Malformed byte sequence: “a7”.

Malformed byte sequence: “e0”, “b9”.

Malformed byte sequence: “df”.

Malformed byte sequence: “c2”.

Malformed byte sequence: “ce”.

Malformed byte sequence: “f1”, “a1”, “a3”.

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

Internal encoding declaration “gb2312” disagrees with the actual encoding of the document (“utf-8”).

Bad value “text/html; charset=gb2312” for attribute “content” on element “meta”: “gb2312” is not a preferred encoding name. The preferred label for this encoding is “gbk”.

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

Malformed byte sequence: “d1”.

Malformed byte sequence: “e4”.

Malformed byte sequence: “eb”, “b9”.

Malformed byte sequence: “fc”.

Malformed byte sequence: “b4”.

Malformed byte sequence: “e5”.

Malformed byte sequence: “fb”.

Malformed byte sequence: “d2”.

Bad value “http://b2b.21csp.com.cn/key/��.html” for attribute “href” on element “a”: Illegal character in path segment: “�” is not allowed.

Bad value “http://b2b.21csp.com.cn/key/��ܱ��.html” for attribute “href” on element “a”: Illegal character in path segment: “�” is not allowed.

Bad value “http://b2b.21csp.com.cn/key/�Ž�.html” for attribute “href” on element “a”: Illegal character in path segment: “�” is not allowed.

Bad value “http://b2b.21csp.com.cn/key/��.html” for attribute “href” on element “a”: Illegal character in path segment: “�” is not allowed.

Bad element name “wb:follow-button”: Code point “U+003A” is not allowed

Malformed byte sequence: “a6”.

Malformed byte sequence: “db”.

Malformed byte sequence: “a9”.

Malformed byte sequence: “b6”.

Malformed byte sequence: “f1”.

Malformed byte sequence: “ae”.

Malformed byte sequence: “ba”.

Malformed byte sequence: “fd”.

Malformed byte sequence: “e0”.

Malformed byte sequence: “e8”.

Malformed byte sequence: “a5”.

Malformed byte sequence: “d4”.

Bad value “http://wpa.qq.com/msgrd?V=1&Uin=105511899&Site=�߻��Ӣ&Menu=yes” for attribute “href” on element “a”: Illegal character in query: “�” is not allowed.

Bad value “http://wpa.qq.com/msgrd?V=1&Uin=76717287&Site=CEO��&Menu=yes” for attribute “href” on element “a”: Illegal character in query: “�” is not allowed.

Bad value “http://wpa.qq.com/msgrd?V=1&Uin=126455849&Site=��&Menu=yes” for attribute “href” on element “a”: Illegal character in query: “�” is not allowed.

Bad value “http://wpa.qq.com/msgrd?V=1&Uin=105512710&Site=��Ʒ&Menu=yes” for attribute “href” on element “a”: Illegal character in query: “�” is not allowed.

Malformed byte sequence: “d9”.

Malformed byte sequence: “f0”.

Malformed byte sequence: “f9”.

Malformed byte sequence: “f4”.

Malformed byte sequence: “f5”.

Malformed byte sequence: “e7”.

Malformed byte sequence: “f2”.

Element “area” is missing required attribute “alt”.

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

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

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

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

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

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

Malformed byte sequence: “e0”, “b1”.

Malformed byte sequence: “ee”, “b4”.

Malformed byte sequence: “e9”.

Malformed byte sequence: “e7”, “ba”.

Malformed byte sequence: “aa”.

Warnings:

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

Element name “wb:follow-button” cannot be represented as XML 1.0.

Text run starts with a composing character.

Text run is not in Unicode Normalization Form C.

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

Document uses the Unicode Private Use Area(s), which should not be used in publicly exchanged documents. (Charmod C073)

NON-DOCUMENT-ERROR:

Too many messages.

HTML Validator

Total Resources	199
Number of Hosts	20
Static Resources	188
JavaScript Resources	21
CSS Resources	3

CSS	35.1 KBytes
Images	2.8 MBytes
HTML	110.9 KBytes
JavaScript	505.2 KBytes
Other	24.8 KBytes

Total Resources	30
Number of Hosts	7
Static Resources	22
JavaScript Resources	7
CSS Resources	2

CSS	104.8 KBytes
Images	223.4 KBytes
HTML	15.9 KBytes
JavaScript	257.9 KBytes
Other	6.3 KBytes

21csp.com.cn 中国安防行业网-中国安防网-安防产品-最权威安防网站

21csp.com.cn Quick Summary

21csp.com.cn General Information

21csp.com.cn Audience Geography

21csp.com.cn Traffic Distribution

21csp.com.cn Popularity

21csp.com.cn Safety Information

21csp.com.cn SSL Information

21csp.com.cn Server Information

21csp.com.cn Server Location

21csp.com.cn ASN Information

21csp.com.cn Domain Name Information

21csp.com.cn DNS Information

21csp.com.cn Whois Information

21csp.com.cn HTML Validation

21csp.com.cn W3C HTML Markup Validation

21csp.com.cn Desktop Performance

How Well 21csp.com.cn Performs On Desktops?

21csp.com.cn Mobile Performance

How Optimized Is 21csp.com.cn for Mobile Devices?

21csp.com.cn Nearest Competitors

Estimated Nearest Competitors Of 21csp.com.cn

21csp.com.cn URL Typos

Most common user URL mistypes for 21csp.com.cn