51nb.com 专门网 - 专业汇聚 一点即现

旨在生产专业的笔记本、手机等数码产品评测报告文章

51nb.com Quick Summary

Status

Online

Server IP address resolved: Yes

Http response code: 200

Response time: 4.18 sec.

Last Checked: 02/27/2021

51nb.com traffic estimate is about 31,698 unique visitors and 85,585 pageviews per day. The approximated value of 51nb.com is 1,130,040 USD. Every unique visitor makes about 2.7 pageviews on average.

Alexa Traffic Rank estimates that 51nb.com is ranked number 3,404 in the world, while most of its traffic comes from China, where it occupies as high as 793 place.

51nb.com is registered under .COM top-level domain. Check other websites in .COM zone.

During the last check (November 28, 2019) 51nb.com has an expired SSL certificate issued by DigiCert Inc (expired on June 17, 2020), please click the “Refresh” button for SSL Information at the Safety Information section. Check other websites using SSL certificates issued by DigiCert Inc.

In accordance with Google Safe Browsing, Google Safe Search, Symantec and Web of Trust 51nb.com is pretty a safe domain.

Relying on Google Mobile-Friendly test 51nb.com is well optimized for mobile and tablet devices, however website page loading time may be improved.

51nb.com General Information

51nb.com Audience Geography

Where are website visitors coming from?

Country Visitors
China China CN96.6%
United States United States US1.1%
Hong Kong Hong Kong HK0.6%
Other1.7%

51nb.com Traffic Distribution

Where do visitors go on 51nb.com?

SubdomainPageviews
forum.51nb.com79.67%
51nb.com20.33%

51nb.com Popularity

How popular is 51nb.com?

PeriodGlobal RankGlobal Rank Delta
past 3 months7948-257
past month7432-836
past week88512436
yesterday119616040

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51nb.com Safety Information

Rankchart Summary

Safe

Updated: 02/27/2021

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: 01/09/2021

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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: 02/06/2019

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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 51nb.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 51nb.com for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Child safety is very good

Updated: 01/09/2019

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The WOT calculates reputation of the 51nb.com. This reputation system receives ratings from users and information from third-party sources, assesses the 51nb.com for safety features and confirms, whether 51nb.com is suitable for children.

51nb.com SSL Information

Information about SSL/TLS certificates

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Domainwww.51nb.com
Issuer OrganizationDigiCert Inc
IssuerEncryption Everywhere DV TLS CA - G1
AlgorithmRSA-SHA256
Valid form06/18/2019
Expiration06/17/2020
SignedCertificate is not self signed
Additional Domains www.51nb.com
51nb.com

51nb.com Server Information

51nb.com Server Location

Where website hosting server is located?

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51nb.com ASN Information

Information about IP address owner

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ASN ID: 37963

ASN Title: CNNIC-ALIBABA-CN-NET-AP Hangzhou Alibaba Advertising Co.,Ltd., CN

Updated: 10/14/2020

51nb.com Domain Name Information

51nb.com DNS Information

Domain name service records

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HostA RecordTTL

51nb.com Whois Information

Information about registered users or assignees of an Internet resource

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51nb.com HTML Validation

51nb.com W3C HTML Markup Validation

HTML markup errors and warnings

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Errors:
Warnings:

51nb.com Desktop Performance

How Well 51nb.com Performs On Desktops?

Website desktop performance and usability tips

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Speed

22%

22%


Updated: 10/07/2018

51nb.com Mobile Performance

How Optimized Is 51nb.com for Mobile Devices?

Tips on speeding up mobile site performance

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Usability

99%

99%


Updated: 10/07/2018

51nb.com Nearest Competitors

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