21cto.com valuation and analysis
Robots.txt Information
| Robot | Path | Permission |
| GoogleBot | / | ✔ |
| BingBot | / | ✔ |
| BaiduSpider | / | ✔ |
| YandexBot | / | ✔ |
Meta Tags
| Title | 首页 | 21CTO |
| Description | 21CTO是开发者的综合发展平台。服务开发者与CTO/CIO，分享IT技术与最佳实践，开发学习、工具等产品，为您提供全生命周期数字化解决方案，优化开发者生态，提高软件研发质量。 |
| Keywords | N/A |
Server Information
| WebSite | |
| Host IP | 81.70.105.8 |
| Location | Beijing, China |
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21cto.com Valuation
|
US$16,126
Last updated: Apr 19, 2022
21cto.com has global traffic rank of 1,062,846. 21cto.com has an estimated worth of US$ 16,126, based on its estimated Ads revenue. 21cto.com receives approximately 2,945 unique visitors each day. Its web server is located in Beijing, China, with IP address 81.70.105.8. According to SiteAdvisor, 21cto.com is safe to visit. |
Traffic & Worth Estimates
| Purchase/Sale Value | US$16,126 |
| Daily Ads Revenue | US$8 |
| Monthly Ads Revenue | US$265 |
| Yearly Ads Revenue | US$3,225 |
| Daily Unique Visitors | 2,945 |
| Note: All traffic and earnings values are estimates. | |
Traffic Ranks
| Global Rank | 1,062,846 |
| Delta (90 Days) | 0 |
| Most Popular In Country | N/A |
| Country Rank | N/A |
DNS Records
| Host | Type | TTL | Data |
| 21cto.com | A | 1800 | IP: 81.70.105.8 |
| 21cto.com | MX | 600 | Priority: 5 Target: mxbiz1.qq.com. |
| 21cto.com | MX | 600 | Priority: 10 Target: mxbiz2.qq.com. |
| 21cto.com | NS | 21600 | Target: vip1.alidns.com. |
| 21cto.com | NS | 21600 | Target: vip2.alidns.com. |
| 21cto.com | TXT | 600 | TXT: google-site-verification=beBvOs8QQG4iAHdeSGwH8kCmt3RO_0AWart3PMizWK4 |
| 21cto.com | TXT | 600 | TXT: v=spf1 include:spf.mail.qq.com ~all |
| 21cto.com | SOA | 600 | MNAME: vip1.alidns.com. RNAME: hostmaster.hichina.com. Serial: 2019052615 Refresh: 3600 Retry: 1200 Expire: 86400 Minimum TTL: 360 |
HTTP Headers
HTTP/1.1 301 Moved Permanently Server: nginx/1.21.6 Date: Tue, 19 Apr 2022 09:17:28 GMT Content-Type: text/html Content-Length: 169 Connection: keep-alive Location: https://www.21cto.com/ HTTP/2 200 server: nginx/1.21.6 content-type: text/html; charset=UTF-8 vary: Accept-Encoding cache-control: no-cache, private date: Tue, 19 Apr 2022 09:17:29 GMT set-cookie: XSRF-TOKEN=eyJpdiI6ImRReFdMY1RNOGZqUktDMTVDWW5jcVE9PSIsInZhbHVlIjoiaExvbVFmNHBhbUpjQ0lVMXdrRlJIT3FVa0V3VXp1STB6dVFvZ2lZL0NaYllib2VBOCtnMnA1Uk00Q1E0VEpsM2F6UDFSNEF5cGlrMElEd1ltU2RTRENjTmpTZkZyZ2lnbVhZSmg5NUZkVk5iRkV1MTZLWjc0dDd2SFpBbmthSVEiLCJtYWMiOiIzNzVhODlhYTA5MDZjNWNhZTFlMWJhMTg0MDFlNjg2OWJkZTU2OTI3MDIxNzAzNzQ0NWI0ODBkNGIxMTVkMTc5In0%3D; expires=Tue, 19-Apr-2022 11:17:29 GMT; Max-Age=7200; path=/; samesite=lax set-cookie: ctoportal_session=eyJpdiI6IkdYNyswc0xJcXNDRE1FQ0lEWnpiREE9PSIsInZhbHVlIjoieEFLQkpmcEdpY1pTdVpQQWc1aGY3MnNUVEhRakFiRGpUL0NiUHEvRVJMNExLMWJSWXltS0l3c1oyYjNVaWcrSElneGk1bE9HSEwrU1NhM3V5ZTgvVlpaamErd2k0REduS0xxWXNKRGlGdGhqZGZCRElxVmxTbDhrZzJJaXJINTIiLCJtYWMiOiIzNWZlMTAwYmIxYWY3OTkzNTFkNmQ2MjI4NGRjZTFkOGJhZGI2ZTA4NGEzODk5MDVjZmVmMWUzODA0YWEzOTY0In0%3D; expires=Tue, 19-Apr-2022 11:17:29 GMT; Max-Age=7200; path=/; httponly; samesite=lax |
21cto.com Whois Information
Domain Name: 21CTO.COM Registry Domain ID: 691952737_DOMAIN_COM-VRSN Registrar WHOIS Server: whois.paycenter.com.cn Registrar URL: http://www.xinnet.com Updated Date: 2022-02-10T02:01:09Z Creation Date: 2006-12-01T15:23:03Z Registry Expiry Date: 2026-12-01T15:23:03Z Registrar: Xin Net Technology Corporation Registrar IANA ID: 120 Registrar Abuse Contact Email: supervision@xinnet.com Registrar Abuse Contact Phone: +86.4008182233 Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited Name Server: VIP1.ALIDNS.COM Name Server: VIP2.ALIDNS.COM DNSSEC: unsigned URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/ Domain Name: 21cto.com Registry Domain ID: 691952737_domain_com-vrsn Registrar WHOIS Server: whois.paycenter.com.cn Registrar URL: http://www.xinnet.com Updated Date: 2022-02-10T02:01:09Z Creation Date: 2006-11-30T16:00:00Z Registrar Registration Expiration Date: 2026-11-30T16:00:00Z Registrar: Xin Net Technology Corporation Registrar IANA ID: 120 Registrar Abuse Contact Email: supervision@xinnet.com Registrar Abuse Contact Phone: +86.4008182233 Reseller: Domain Status: clientTransferProhibited https://www.icann.org/epp#clientTransferProhibited Registry Registrant ID: REDACTED FOR PRIVACY Registrant Name: REDACTED FOR PRIVACY Registrant Organization: REDACTED FOR PRIVACY Registrant Street: REDACTED FOR PRIVACY Registrant City: REDACTED FOR PRIVACY Registrant State/Province: BJ Registrant Postal Code: REDACTED FOR PRIVACY Registrant Country: CN Registrant Phone: REDACTED FOR PRIVACY Registrant Phone Ext: REDACTED FOR PRIVACY Registrant Fax: REDACTED FOR PRIVACY Registrant Fax Ext: REDACTED FOR PRIVACY Registrant Email: link at http://whois.xinnet.com/sendemail/21cto.com Registry Admin ID: REDACTED FOR PRIVACY Admin Name: REDACTED FOR PRIVACY Admin Organization: REDACTED FOR PRIVACY Admin Street: REDACTED FOR PRIVACY Admin City: REDACTED FOR PRIVACY Admin State/Province: REDACTED FOR PRIVACY Admin PostalCode: REDACTED FOR PRIVACY Admin Country: REDACTED FOR PRIVACY Admin Phone: REDACTED FOR PRIVACY Admin Phone Ext: REDACTED FOR PRIVACY Admin Fax: REDACTED FOR PRIVACY Admin Fax Ext: REDACTED FOR PRIVACY Admin Email: link at http://whois.xinnet.com/sendemail/21cto.com Registry Tech ID: REDACTED FOR PRIVACY Tech Name: REDACTED FOR PRIVACY Tech Organization: REDACTED FOR PRIVACY Tech Street: REDACTED FOR PRIVACY Tech City: REDACTED FOR PRIVACY Tech State/Province: REDACTED FOR PRIVACY Tech PostalCode: REDACTED FOR PRIVACY Tech Country: REDACTED FOR PRIVACY Tech Phone: REDACTED FOR PRIVACY Tech Phone Ext: REDACTED FOR PRIVACY Tech Fax: REDACTED FOR PRIVACY Tech Fax Ext: REDACTED FOR PRIVACY Tech Email: link at http://whois.xinnet.com/sendemail/21cto.com Name Server: vip1.alidns.com Name Server: vip2.alidns.com DNSSEC: unsigned URL of the ICANN WHOIS Data Problem Reporting System: http://wdprs.internic.net/ |