Dzkbw.com 电子课本-电子课本网

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Dzkbw.com Overview

Dzkbw.com ranking shows that the page is at position 34,024 over the world, while the bulk of its audience is from China, where it ranks 6,135.

Dzkbw.com hosted on Shenzhen Tencent Computer Systems Company Limited servers in Hong Kong. To reduce page loading time for the majority of dzkbw.com users, we recommend migrating the server to China, as it will speed up dzkbw.com page load time for the majority of users. See the list of other webpages hosted on Shenzhen Tencent Computer Systems Company Limited servers.

In terms of rank-to-traffic ratio, dzkbw.com has 4,115 unique users per day, viewing 20,555 pages. The rank based value of dzkbw.com is 359,510 USD. Every user makes 5.40 pageviews on average.

Dzkbw.com boasts a link base consisting of 286 referring domains and 306 external backlinks, as revealed by the data obtained from web network scanning.

Dzkbw.com top-level domain belongs to .COM domain zone. Check other webpages in .COM zone.

According the last verification test in September 22, 2024, dzkbw.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 dzkbw.com is a fairly safe domain.

According the Mobile-Friendly test by Google dzkbw.com is nice optimized for mobile devices and tablets, however the webpage speed could be improved.

Dzkbw.com Rank Summary

Global Rank

34,024

Average Load Time

1.15sec

Links In Count

Website Value

$332,880

Audience Geography. Where are dzkbw.com visitors located?

Country	Visitors
China CN	97.1%
Other	2.9%

Country	Pageviews
China CN	97.7%
Other	2.3%

Country	Rank
China CN	6135

Where do visitors go on dzkbw.com?

Subdomain	Pageviews
dzkbw.com	100%

Subdomain	Pageviews per User
dzkbw.com	4.1

Subdomain	Reach
dzkbw.com	100%

How popular is dzkbw.com?

Period	Global Rank	Global Rank Delta
past 3 months	34024	6876
past month	66139	-381
past week	54146	-3721

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	26903	6592	24	-28.41%	5	-4.05%
30	61785	5391	1	-9.88%	4.1	-15.42%
7	57331	-16475	12	30%	3	30%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	40121	7680	18	-25.35%
30	74057	-3188	96	6%
7	58850	1084	10	-1.55%

Dzkbw.com Website Safety

Overview

Last Updated: 09/22/2024

Overall result - dzkbw.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: 03/22/2024

dzkbw.com is safe.

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

Google Safe Search

Last Updated: 09/16/2019

dzkbw.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

dzkbw.com 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: 02/23/2021

dzkbw.com is safe.

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

Web of Trust

Last Updated: 09/22/2024

dzkbw.com child safety is unknown.

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

SSL Information

SSL Checker Tool

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

Dzkbw.com Rank History

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

Dzkbw.com Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 132203

ASN Title: Shenzhen Tencent Computer Systems Company Limited

Last Update: 03/03/2024

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

% Information related to 'AS132096 - AS133119'

as-block: AS132096 - AS133119
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: 2011-08-10T06:21:42Z
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 'AS132203'

% Abuse contact for 'AS132203' is 'jimmyxiao@tencent.com'

aut-num: AS132203
as-name: TENCENT-NET-AP-CN
descr: Tencent Building, Kejizhongyi Avenue
descr: Hi-techPark
descr: Nanshan District
country: CN
org: ORG-STCS1-AP
admin-c: STCS2-AP
tech-c: STCS2-AP
mnt-routes: MAINT-TENCENT-NET-AP-CN
mnt-by: MAINT-TENCENT-NET-AP-CN
mnt-irt: IRT-TENCENT-NET-AP-CN
last-modified: 2017-10-16T00:27:25Z
source: APNIC

irt: IRT-TENCENT-NET-AP-CN
address: Tencent Building, Kejizhongyi Avenue, Hi-techPark,Nanshan District,Shenzhen
e-mail: jimmyxiao@tencent.com
abuse-mailbox: jimmyxiao@tencent.com
admin-c: STCS2-AP
tech-c: STCS2-AP
auth: # Filtered
mnt-by: MAINT-TENCENT-NET-AP-CN
last-modified: 2014-09-17T00:54:14Z
source: APNIC

organisation: ORG-STCS1-AP
org-name: Shenzhen Tencent Computer Systems Company Limited
country: HK
address: Tencent Building, Kejizhongyi Avenue
address: Hi-techPark
address: Nanshan District
phone: +86-755-86013388
fax-no: +86-755-86013030
e-mail: tencent_idc@tencent.com
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2017-09-01T12:56:34Z
source: APNIC

role: SHENZHEN TENCENT COMPUTER SYSTEMS COMPANY LIMITED
address: Tencent Building, Kejizhongyi Avenue, Hi-techPark,Nanshan District,Shenzhen
country: CN
phone: +86-755-86013388-64196
fax-no: +86-755-86013030
e-mail: jimmyxiao@tencent.com
admin-c: STCS2-AP
tech-c: STCS2-AP
nic-hdl: STCS2-AP
mnt-by: MAINT-TENCENT-NET-AP-CN
last-modified: 2014-09-17T00:57:52Z
source: APNIC

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

Dzkbw.com Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: DZKBW.COM
Registry Domain ID: 1914109304_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.55hl.com
Registrar URL: http://www.55hl.com
Updated Date: 2021-11-02T08:57:20Z
Creation Date: 2015-03-28T14:49:53Z
Registry Expiry Date: 2023-03-28T14:49:53Z
Registrar: Jiangsu Bangning Science & technology Co. Ltd.
Registrar IANA ID: 1469
Registrar Abuse Contact Email:
Registrar Abuse Contact Phone:
Domain Status: ok https://icann.org/epp#ok
Name Server: NS3.DNSV2.COM
Name Server: NS4.DNSV2.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2022-04-12T18:26:49Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL
dzkbw.com	154.223.141.169	10
dzkbw.com	203.160.55.124	600

Host	MX Record	Priority	TTL
dzkbw.com	154.223.145.243	5	600

Host	NS Record	TTL
dzkbw.com	f1g1ns1.dnspod.net	86400
dzkbw.com	f1g1ns2.dnspod.net	86400

Host	TXT Record	TTL

f1g1ns1.dnspod.net
TTL: 600
Email address: freednsadmin.dnspod.com
Serial: 1553436144
Refresh: 3600
Retry: 180
Expire: 1209600
Minimum: 180

Dzkbw.com HTML Check

HTML Validation Tool

Errors

Malformed byte sequence: “b5”.

Malformed byte sequence: “e7”.

Malformed byte sequence: “d7”.

Malformed byte sequence: “be”.

Malformed byte sequence: “cd”.

Malformed byte sequence: “f8”.

Malformed byte sequence: “c6”.

Malformed byte sequence: “ca”.

Malformed byte sequence: “e9”.

Malformed byte sequence: “c4”.

Malformed byte sequence: “ee”.

Malformed byte sequence: “d0”.

Malformed byte sequence: “a2”.

Malformed byte sequence: “bd”.

Malformed byte sequence: “bc”.

Malformed byte sequence: “ba”.

Malformed byte sequence: “a3”.

Malformed byte sequence: “ac”.

Malformed byte sequence: “cc”.

Malformed byte sequence: “c8”.

Malformed byte sequence: “b1”.

Malformed byte sequence: “b4”.

Malformed byte sequence: “f3”, “a1”, “a2”.

Malformed byte sequence: “cb”.

Malformed byte sequence: “bb”.

Malformed byte sequence: “a6”.

Malformed byte sequence: “d5”.

Malformed byte sequence: “e3”, “bd”.

Malformed byte sequence: “bf”.

Malformed byte sequence: “ae”.

Malformed byte sequence: “b0”.

Malformed byte sequence: “e6”.

Malformed byte sequence: “d3”.

Malformed byte sequence: “ef”, “b5”.

Malformed byte sequence: “d4”.

Malformed byte sequence: “da”.

Malformed byte sequence: “cf”.

Malformed byte sequence: “df”.

Malformed byte sequence: “c1”.

Malformed byte sequence: “c2”.

Malformed byte sequence: “a1”.

Quirky doctype. Expected “<!DOCTYPE html>”.

A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.

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”.

Malformed byte sequence: “b8”.

Malformed byte sequence: “f9”.

Malformed byte sequence: “c7”.

Malformed byte sequence: “f1”, “bf”.

Malformed byte sequence: “b9”.

Malformed byte sequence: “c5”.

Malformed byte sequence: “f3”.

Malformed byte sequence: “e4”, “b4”.

Malformed byte sequence: “d6”.

Malformed byte sequence: “eb”.

Malformed byte sequence: “d8”.

Malformed byte sequence: “d9”.

Malformed byte sequence: “f3”, “b0”.

Malformed byte sequence: “fc”.

Malformed byte sequence: “b6”.

Malformed byte sequence: “e0”, “b0”.

Malformed byte sequence: “e6”, “b5”.

Malformed byte sequence: “e2”.

Malformed byte sequence: “d1”.

Malformed byte sequence: “d2”.

Malformed byte sequence: “c3”.

Malformed byte sequence: “f6”.

Malformed byte sequence: “ef”.

Malformed byte sequence: “ce”.

Malformed byte sequence: “f1”, “b0”.

Malformed byte sequence: “f7”.

Malformed byte sequence: “a9”.

Malformed byte sequence: “fe”.

Malformed byte sequence: “fd”.

Malformed byte sequence: “e5”.

Malformed byte sequence: “c0”.

Malformed byte sequence: “ed”, “b5”.

Malformed byte sequence: “ed”.

Malformed byte sequence: “af”.

Malformed byte sequence: “c9”.

Malformed byte sequence: “fa”.

Malformed byte sequence: “b3”.

Malformed byte sequence: “f5”.

Malformed byte sequence: “a8”.

Malformed byte sequence: “dd”.

Malformed byte sequence: “e3”.

Bad value “/city/��/” for attribute “href” on element “a”: Illegal character in path segment: “�” is not allowed.

Bad value “/city/�Ϻ��/” for attribute “href” on element “a”: Illegal character in path segment: “�” is not allowed.

Bad value “/city/��ʡ��/” for attribute “href” on element “a”: Illegal character in path segment: “�” is not allowed.

Warnings

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

NON-DOCUMENT-ERROR

Too many messages.

Dzkbw.com Desktop Performance

Last tested: 01/29/2018

Desktop Speed

75%

Optimize images

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

Leverage browser caching

Enable compression

Minify JavaScript

Desktop Resource Breakdown

Total Resources	70
Number of Hosts	11
Static Resources	57
JavaScript Resources	21
CSS Resources	2

Dzkbw.com Mobile Insights

Last tested: 09/12/2018

Mobile Usability

96%

Size content to viewport

Size tap targets appropriately

Mobile Speed

48%

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

Avoid landing page redirects

Prioritize visible content

Leverage browser caching

Optimize images

Enable compression

Minify JavaScript

Minify CSS

Mobile Resource Breakdown

Total Resources	57
Number of Hosts	16
Static Resources	35
JavaScript Resources	29
CSS Resources	2

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Dzkbw.com 电子课本-电子课本网

电子课本网是教材更新快、教科书齐全的电子课本导航网站，提供人教版、北师大、苏教版、教科版、浙教版、鲁科版、仁爱版英语等电子课本在线阅读及下载导航。

Dzkbw.com Overview

Dzkbw.com Rank Summary

Dzkbw.com Website Safety

Dzkbw.com Rank History

Dzkbw.com Hosting Information

Dzkbw.com Domain Registration and Settings

Dzkbw.com HTML Check

Dzkbw.com Desktop Performance

Dzkbw.com Mobile Insights

Dzkbw.com Similar Audits

Dzkbw.com Common Typos