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I21st.cn Summary


I21st.cn was created 16 years ago. Receives approximately 239,910 unique visitors per month. Server is located in China, IP address 111.13.49.202.

Website Info


Creation date 2009-02-24
Expiration date 2023-02-24
Registrar 阿里云计算有限公司（万网）
Name servers
  1. vip3.alidns.com
  2. vip4.alidns.com
IP address 111.13.49.202
Server located China
Host name 111.13.49.202

Alexa Traffic Ranks


Global Rank 372,709
Delta (90 Days) 18,123
Most Popular In Country n/a
Country Rank n/a

Whois info


Domain Name: i21st.cn
ROID: 20090224s10001s39958556-cn
Domain Status: clientTransferProhibited
Registrant: 中报国际文化传媒（北京）有限公司
Registrant Contact Email: wangrujian@21stcentury.com.cn
Sponsoring Registrar: 阿里云计算有限公司（万网）
Name Server: vip3.alidns.com
Name Server: vip4.alidns.com
Registration Time: 2009-02-24 14:39:15
Expiration Time: 2023-02-24 14:39:15
DNSSEC: unsigned

DNS Records


Host Type TTL Data
i21st.cn A 595 ip: 111.13.49.202
i21st.cn MX 3600 pri: 1
target: mail.i21st.cn
i21st.cn NS 86400 target: vip3.alidns.com
i21st.cn NS 86400 target: vip4.alidns.com
i21st.cn SOA 600 mname: vip3.alidns.com
rname: hostmaster.hichina.com
serial: 2019120409
refresh: 3600
retry: 1200
expire: 86400
minimum-ttl: 360
i21st.cn TXT 3600 txt: v=spf1 a mx ~all

HTTP Headers


Server: nginx
Date: Mon, 16 Nov 2020 03:38:20 GMT
Content-Type: text/html; charset=utf-8
Last-Modified: Sun, 15 Nov 2020 23:15:01 GMT
Transfer-Encoding: chunked
Connection: keep-alive
Vary: Accept-Encoding
ETag: W/"5fb1b675-a818"
x-encoded-content-encoding: gzip

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