Xuebuyuan.com 学步园 | IT技术社区

学步园为程序员提供全面的技术学习资料，是程序员的网上学习家园，学步园提供了包括前端技术、数据库技术、编程语言、算法、搜索技术、数据挖掘等多方向的大量技术资料，致力于建设为国内最大的程序设计学习站点。

Xuebuyuan.com Overview

Xuebuyuan.com ranking shows that the page is at position 14,490 over the world, while the bulk of its audience is from China, where it ranks 1,575.

In terms of rank-to-traffic ratio, xuebuyuan.com has 36,475 unique users per day, viewing 51,525 pages. The rank based value of xuebuyuan.com is 899,675 USD. Every user makes 1.51 pageviews on average.

Xuebuyuan.com boasts a link base consisting of 315 referring domains and 329 external backlinks, as revealed by the data obtained from web network scanning.

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

According the last verification test in November 27, 2019, xuebuyuan.com has an invalid SSL certificate. Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by DigiCert Inc.

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

According the Mobile-Friendly test by Google xuebuyuan.com is nice optimized for mobile devices and tablets.

Xuebuyuan.com Rank Summary

Global Rank

14,490

Average Load Time

4.30sec

Links In Count

189

Website Value

$833,032

Audience Geography. Where are xuebuyuan.com visitors located?

Country	Visitors
China CN	98.8%
Other	1.2%

Country	Pageviews
China CN	99.1%
Other	0.9%

Country	Rank
China CN	1575

Where do visitors go on xuebuyuan.com?

Subdomain	Pageviews
xuebuyuan.com	100%

Subdomain	Pageviews per User
xuebuyuan.com	1.4

Subdomain	Reach
xuebuyuan.com	100%

How popular is xuebuyuan.com?

Period	Global Rank	Global Rank Delta
past 3 months	14490	-5343
past month	14039	1589
past week	13916	636
yesterday	11470	-1355

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	25922	-6650	269	28%	1.4	-7.383%
30	25370	2381	28	-10.63%	1.4	3%
7	26012	1622	27	-6.35%	1.3	-5.839%
1	23228	-4441	32	20%	1	30%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	11582	-4814	72	38%
30	11244	1483	74	-12.94%
7	10855	235	78	-0.618%
1	8762	-399	97	-0.23%

Xuebuyuan.com Website Safety

Overview

Last Updated: 11/22/2024

Overall result - xuebuyuan.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: 03/21/2024

xuebuyuan.com is safe.

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

Google Safe Search

Last Updated: 02/08/2019

xuebuyuan.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

xuebuyuan.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: 02/22/2021

xuebuyuan.com is safe.

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

Web of Trust

Last Updated: 11/22/2024

xuebuyuan.com child safety is unknown.

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

SSL Information

SSL Checker Tool

WARNING!	Certificate download error. Previous scan results are shown below.
Domain	www.xuebuyuan.com
Issuer Organization	DigiCert Inc
Issuer	Encryption Everywhere DV TLS CA - G1
Algorithm	RSA-SHA256
Valid form	06/08/2019
Expiration	06/07/2020
Signed	Certificate is not self signed
Additional Domains	www.xuebuyuan.com xuebuyuan.com

Xuebuyuan.com Rank History

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

Xuebuyuan.com Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 18779

ASN Title: EGIHOSTING - EGIHosting, US

Last Update: 10/02/2023

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

ASNumber: 18779
ASName: EGIHOSTING
ASHandle: AS18779
RegDate: 2007-08-02
Updated: 2012-03-02
Comment: http://egihosting.com
Ref: https://rdap.arin.net/registry/autnum/18779

OrgName: EGIHosting
OrgId: EGNL-1
Address: 55 S. Market St.
Address: Suite 1616
City: San Jose
StateProv: CA
PostalCode: 95113
Country: US
RegDate: 2007-07-23
Updated: 2018-04-11
Comment: http://egihosting.com
Ref: https://rdap.arin.net/registry/entity/EGNL-1

OrgTechHandle: CHENJ-ARIN
OrgTechName: Chen, James
OrgTechPhone: +1-408-228-4448
OrgTechEmail: james@egihosting.com
OrgTechRef: https://rdap.arin.net/registry/entity/CHENJ-ARIN

OrgAbuseHandle: ABUSE1715-ARIN
OrgAbuseName: Abuse Department
OrgAbusePhone: +1-888-808-8806
OrgAbuseEmail: abuse@egihosting.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE1715-ARIN

OrgTechHandle: DLD12-ARIN
OrgTechName: Daly, Daved L
OrgTechPhone: +1-408-228-4448
OrgTechEmail: daved@egihosting.com
OrgTechRef: https://rdap.arin.net/registry/entity/DLD12-ARIN

OrgTechHandle: KTBIJ-ARIN
OrgTechName: KT, Bijoy
OrgTechPhone: +1-888-808-8806
OrgTechEmail: egni@egihosting.com
OrgTechRef: https://rdap.arin.net/registry/entity/KTBIJ-ARIN

OrgTechHandle: GUOLI2-ARIN
OrgTechName: Guo, Lin
OrgTechPhone: +1-408-228-4448
OrgTechEmail: bill@egihosting.com
OrgTechRef: https://rdap.arin.net/registry/entity/GUOLI2-ARIN

OrgTechHandle: RASCO11-ARIN
OrgTechName: Rascol, Victor
OrgTechPhone: +1-408-228-4448
OrgTechEmail: victor@egihosting.com
OrgTechRef: https://rdap.arin.net/registry/entity/RASCO11-ARIN

OrgNOCHandle: NOC2660-ARIN
OrgNOCName: Network Operations Center
OrgNOCPhone: +1-888-808-8806
OrgNOCEmail: noc@egihosting.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC2660-ARIN

RNOCHandle: NOC2660-ARIN
RNOCName: Network Operations Center
RNOCPhone: +1-888-808-8806
RNOCEmail: noc@egihosting.com
RNOCRef: https://rdap.arin.net/registry/entity/NOC2660-ARIN

RAbuseHandle: ABUSE1715-ARIN
RAbuseName: Abuse Department
RAbusePhone: +1-888-808-8806
RAbuseEmail: abuse@egihosting.com
RAbuseRef: https://rdap.arin.net/registry/entity/ABUSE1715-ARIN

RTechHandle: SBR126-ARIN
RTechName: Brookshire, Scott
RTechPhone: +1-408-228-4448
RTechEmail: scottb@egihosting.com
RTechRef: https://rdap.arin.net/registry/entity/SBR126-ARIN

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

Xuebuyuan.com Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: XUEBUYUAN.COM
Registry Domain ID: 1806285021_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.godaddy.com
Registrar URL: http://www.godaddy.com
Updated Date: 2024-05-15T05:36:13Z
Creation Date: 2013-06-05T05:56:45Z
Registry Expiry Date: 2025-06-05T05:56:45Z
Registrar: GoDaddy.com, LLC
Registrar IANA ID: 146
Registrar Abuse Contact Email: abuse@godaddy.com
Registrar Abuse Contact Phone: 480-624-2505
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientRenewProhibited https://icann.org/epp#clientRenewProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Name Server: ARAGORN.NS.CLOUDFLARE.COM
Name Server: LOLA.NS.CLOUDFLARE.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-09-11T01:42:01Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Xuebuyuan.com HTML Check

HTML Validation Tool

Errors

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

Bad value “” for attribute “size” on element “input”: The empty string is not a valid positive integer.

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

Bad value “400px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.

Bad value “248px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.

Bad value “140px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.

Bad value “100px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.

No space between attributes.

Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.

A slash was not immediately followed by “>”.

Duplicate attribute “string>”.

Duplicate attribute “<string”.

Duplicate attribute “name”.

Quote “'” in attribute name. Probable cause: Matching quote missing somewhere earlier.

Attribute “info">info<” not allowed on element “a” at this point.

Attribute “string>” not allowed on element “a” at this point.

Attribute “<string” not allowed on element “a” at this point.

Attribute “>start” not allowed on element “a” at this point.

Attribute “a” not allowed on element “a” at this point.

Attribute “new” not allowed on element “a” at this point.

Attribute “game<” not allowed on element “a” at this point.

Attribute “>"it's” not allowed on element “a” at this point.

Attribute “android's” not allowed on element “a” at this point.

Attribute “turn."<” not allowed on element “a” at this point.

Attribute “&l..."” not allowed on element “a” at this point.

Attribute “xmlns:android” not allowed here.

Attribute “1.0"” not allowed on element “a” at this point.

Attribute “encoding” not allowed on element “a” at this point.

Attribute “?>” not allowed on element “a” at this point.

Attribute “<manifest” not allowed on element “a” at this point.

Attribute “packag..."” not allowed on element “a” at this point.

Duplicate attribute “;”.

Attribute “aaa";” not allowed on element “a” at this point.

Attribute “$bbb” not allowed on element “a” at this point.

Attribute “;” not allowed on element “a” at this point.

Attribute “$ccc” not allowed on element “a” at this point.

Attribute “global” not allowed on element “a” at this point.

Attribute “$bbb,$ccc;” not allowed on element “a” at this point.

Attribute “print_r($globals);” not allowed on element “a” at this point.

Attribute “echo” not allowed on element “a” at this point.

Attribute “"<” not allowed on element “a” at this point.

Attribute “br>&l..."” not allowed on element “a” at this point.

Attribute “错误：apue.h：没有那个文件或目录". apue.h是作者自定义的一个头文件，..."” not allowed on element “a” at this point.

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

End tag “div” seen, but there were open elements.

Unclosed element “ul”.

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

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

Stray start tag “script”.

Cannot recover after last error. Any further errors will be ignored.

Warnings

Attribute “info">info<” is not serializable as XML 1.0.

Attribute “string>” is not serializable as XML 1.0.

Attribute “<string” is not serializable as XML 1.0.

Attribute “>start” is not serializable as XML 1.0.

Attribute “game<” is not serializable as XML 1.0.

Attribute “>"it's” is not serializable as XML 1.0.

Attribute “android's” is not serializable as XML 1.0.

Attribute “turn."<” is not serializable as XML 1.0.

Attribute “&l..."” is not serializable as XML 1.0.

The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.

Attribute with the local name “xmlns:android” is not serializable as XML 1.0.

Attribute “1.0"” is not serializable as XML 1.0.

Attribute “?>” is not serializable as XML 1.0.

Attribute “<manifest” is not serializable as XML 1.0.

Attribute “packag..."” is not serializable as XML 1.0.

Attribute “aaa";” is not serializable as XML 1.0.

Attribute “$bbb” is not serializable as XML 1.0.

Attribute “;” is not serializable as XML 1.0.

Attribute “$ccc” is not serializable as XML 1.0.

Attribute “$bbb,$ccc;” is not serializable as XML 1.0.

Attribute “print_r($globals);” is not serializable as XML 1.0.

Attribute “"<” is not serializable as XML 1.0.

Attribute “br>&l..."” is not serializable as XML 1.0.

Attribute “错误：apue.h：没有那个文件或目录". apue.h是作者自定义的一个头文件，..."” is not serializable as XML 1.0.

Xuebuyuan.com Desktop Performance

Last tested: 12/09/2019

Desktop Speed

49%

Reduce server response time

Optimize images

Leverage browser caching

Avoid landing page redirects

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

Minify CSS

Minify JavaScript

Desktop Resource Breakdown

Total Resources	36
Number of Hosts	5
Static Resources	25
JavaScript Resources	6
CSS Resources	5

Xuebuyuan.com Mobile Insights

Last tested: 05/27/2015

Mobile Usability

88%

Size tap targets appropriately

Avoid plugins

Configure the viewport

Mobile Speed

63%

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

Leverage browser caching

Optimize images

Enable compression

Reduce server response time

Minify HTML

Mobile Resource Breakdown

Total Resources	29
Number of Hosts	13
Static Resources	11
JavaScript Resources	8
CSS Resources	2

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Xuebuyuan.com 学步园 | IT技术社区

学步园为程序员提供全面的技术学习资料，是程序员的网上学习家园，学步园提供了包括前端技术、数据库技术、编程语言、算法、搜索技术、数据挖掘等多方向的大量技术资料，致力于建设为国内最大的程序设计学习站点。

Xuebuyuan.com Overview

Xuebuyuan.com Rank Summary

Xuebuyuan.com Website Safety

Xuebuyuan.com Rank History

Xuebuyuan.com Hosting Information

Xuebuyuan.com Domain Registration and Settings

Xuebuyuan.com HTML Check

Xuebuyuan.com Desktop Performance

Xuebuyuan.com Mobile Insights

Xuebuyuan.com Similar Audits

Xuebuyuan.com Common Typos