D2school / 第2学堂-首页-自学编程，从此开始

Robots.txt Information

Robot	Path	Permission
GoogleBot	/	✔
BingBot	/	✔
BaiduSpider	/	✔
YandexBot	/	✔

Meta Tags

Title	第2学堂-首页-自学编程，从此开始
Description	第2学堂官网-程知信息首页
Keywords	自学编程编程入门编程教程免费视频教程第二学堂大器框架 da4qi4 程知网 C++ CPP 南郁白话C++ 程序员说

Server Information

WebSite	www.d2school.com
Host IP	112.124.15.143
Location	Hangzhou, Zhejiang, China

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D2school.com Valuation

US$2,789

Last updated: Jun 6, 2022

D2school.com has global traffic rank of 29,916,808. D2school.com has an estimated worth of US$ 2,789, based on its estimated Ads revenue. D2school.com receives approximately 101 unique visitors each day. Its web server is located in Hangzhou, Zhejiang, China, with IP address 112.124.15.143. According to SiteAdvisor, d2school.com is safe to visit.

Traffic & Worth Estimates

Purchase/Sale Value	US$2,789
Daily Ads Revenue	US$1
Monthly Ads Revenue	US$45
Yearly Ads Revenue	US$557
Daily Unique Visitors	101
Note: All traffic and earnings values are estimates.

Traffic Ranks

Global Rank	29,916,808
Delta (90 Days)	0
Most Popular In Country	N/A
Country Rank	N/A

DNS Records

Host	Type	TTL	Data
d2school.com	A	600	IP: 112.124.15.143
d2school.com	MX	3600	Priority: 5 Target: mxn.mxhichina.com.
d2school.com	MX	3600	Priority: 10 Target: mxw.mxhichina.com.
d2school.com	NS	21600	Target: dns8.hichina.com.
d2school.com	NS	21600	Target: dns7.hichina.com.
d2school.com	TXT	600	TXT: 2019040404112864wb8ql2s9k7epvypkwfsp5g53joihun384oeywc86vp8mokjz
d2school.com	TXT	600	TXT: v=spf1 include:spf.mxhichina.com -all
d2school.com	SOA	600	MNAME: dns7.hichina.com. RNAME: hostmaster.hichina.com. Serial: 2022052002 Refresh: 3600 Retry: 1200 Expire: 86400 Minimum TTL: 600

HTTP Headers

HTTP/1.1 301 Moved Permanently
Server: nginx/1.18.0 (Ubuntu)
Date: Mon, 06 Jun 2022 10:02:52 GMT
Content-Type: text/html
Content-Length: 178
Connection: keep-alive
Location: https://d2school.com/

HTTP/1.1 200 OK
Server: nginx/1.18.0 (Ubuntu)
Date: Mon, 06 Jun 2022 10:02:53 GMT
Content-Type: text/html; charset=UTF-8
Content-Length: 22986
Connection: keep-alive
Set-Cookie: session_id=sid:20220606-180253:9293cc7a-2cfc-440a-b142-fafa1e03836a; Max-Age=1800; Path=/; HttpOnly

D2school.com Whois Information

   Domain Name: D2SCHOOL.COM
   Registry Domain ID: 109044124_DOMAIN_COM-VRSN
   Registrar WHOIS Server: grs-whois.hichina.com
   Registrar URL: http://www.net.cn
   Updated Date: 2020-05-06T04:53:32Z
   Creation Date: 2003-12-30T01:45:17Z
   Registry Expiry Date: 2022-12-30T01:45:17Z
   Registrar: Alibaba Cloud Computing (Beijing) Co., Ltd.
   Registrar IANA ID: 420
   Registrar Abuse Contact Email: DomainAbuse@service.aliyun.com
   Registrar Abuse Contact Phone: +86.95187
   Domain Status: ok https://icann.org/epp#ok
   Name Server: DNS7.HICHINA.COM
   Name Server: DNS8.HICHINA.COM
   DNSSEC: unsigned
   URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/

Domain Name: d2school.com
Registry Domain ID: 109044124_DOMAIN_COM-VRSN
Registrar WHOIS Server: grs-whois.hichina.com
Registrar URL: http://www.net.cn
Updated Date: 2020-05-06T04:53:32Z
Creation Date: 2003-12-30T01:45:17Z
Registrar Registration Expiration Date: 2022-12-30T01:45:17Z
Registrar: Alibaba Cloud Computing (Beijing) Co., Ltd.
Registrar IANA ID: 420
Reseller:
Domain Status: ok https://icann.org/epp#ok
Registrant City: 
Registrant State/Province: 
Registrant Country: 
Registrant Email:https://whois.aliyun.com/whois/whoisForm
Registry Registrant ID: Not Available From Registry
Name Server: DNS7.HICHINA.COM
Name Server: DNS8.HICHINA.COM
DNSSEC: unsigned
Registrar Abuse Contact Email: DomainAbuse@service.aliyun.com
Registrar Abuse Contact Phone: +86.95187
URL of the ICANN WHOIS Data Problem Reporting System: http://wdprs.internic.net/

D2school.com valuation and analysis