Analytical Reports
Menu

Codeforces.com Summary


Codeforces.com was created 16 years ago. Receives approximately 18,014,670 unique visitors per month. Server is located in , IP address 213.248.110.126.

Website Info


Creation date 2009-04-10
Expiration date 2021-04-10
Registrar Regional Network Information Center, JSC dba RU-CENTER
Name servers
  1. dns1.yandex.net
  2. dns2.yandex.net
IP address 213.248.110.126
Server located n/a
Host name 213-248-110-126.teliacarrier-cust.com

Alexa Traffic Ranks


Global Rank 4,917
Delta (90 Days) 75
Most Popular In Country India
Country Rank 1,203

Whois info


Domain Name: CODEFORCES.COM

Registry Domain ID: 1551886546_DOMAIN_COM-VRSN

Registrar WHOIS Server: whois.nic.ru

Registrar URL: http://www.nic.ru

Creation Date: 2009-04-10T18:26:18Z

Registrar Registration Expiration Date: 2021-04-09T21:00:00Z

Registrar: Regional Network Information Center, JSC dba RU-CENTER

Registrar IANA ID: 463

Registrar Abuse Contact Email: tld-abuse@nic.ru

Registrar Abuse Contact Phone: +7.4959944601

Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited

Registry Registrant ID: 
Registrant Name: Mikhail Mirzayanov

Registrant Organization: Mikhail Mirzayanov

Registrant Street: ul. Mira 14-31

Registrant City: Saratov

Registrant Postal Code: 410052

Registrant Country: RU

Registrant Phone: +7.9172020578

Registrant Phone Ext: 
Registrant Email: mirzayanovmr@gmail.com

Registry Admin ID: 
Admin Name: Mikhail Mirzayanov

Admin Organization: Mikhail Mirzayanov

Admin Street: ul. Mira 14-31

Admin City: Saratov

Admin Postal Code: 410052

Admin Country: RU

Admin Phone: +7.9172020578

Admin Phone Ext: 
Admin Email: mirzayanovmr@gmail.com

Registry Tech ID: 
Tech Name: Mikhail Mirzayanov

Tech Organization: Mikhail Mirzayanov

Tech Street: ul. Mira 14-31

Tech City: Saratov

Tech Postal Code: 410052

Tech Country: RU

Tech Phone: +7.9172020578

Tech Phone Ext: 
Tech Email: mirzayanovmr@gmail.com

Name Server: dns1.yandex.net

Name Server: dns2.yandex.net

DNSSEC: unsigned

URL of the ICANN WHOIS Data Problem Reporting System: http://wdprs.internic.net/

For more information on Whois status codes, please visit: https://icann.org/epp

DNS Records


Host Type TTL Data
codeforces.com A 300 ip: 213.248.110.126
codeforces.com MX 300 pri: 10
target: mx.yandex.net
codeforces.com NS 900 target: dns1.yandex.net
codeforces.com NS 900 target: dns2.yandex.net
codeforces.com SOA 900 mname: dns1.yandex.net
rname: dns-hosting.yandex.ru
serial: 348
refresh: 900
retry: 90
expire: 86400
minimum-ttl: 900
codeforces.com TXT 21600 txt: loaderio=17e74635884b3872197928c7ea0123c5
codeforces.com TXT 300 txt: v=spf1 ip4:77.234.215.0/24 ip4:188.93.56.34/32 include:_spf.yandex.net -all
codeforces.com TXT 300 txt: google-site-verification=l4G0k0hCtL44oR2JYae12tG2VSyD0ig5OEN4oKGz6IY

HTTP Headers


Server: kittenx
Date: Mon, 23 Nov 2020 12:10:40 GMT
Content-Type: text/html;charset=UTF-8
Transfer-Encoding: chunked
Vary: Accept-Encoding
Set-Cookie: JSESSIONID=BEB5CA3C73E07A14C09D2BC743622D64-n1; Path=/; HttpOnly
Set-Cookie: 39ce7=CFIKczsA; Max-Age=1000000; Expires=Sat, 05-Dec-2020 01:57:20 GMT; Path=/
Cache-Control: private,no-cache,no-store,max-age=0,must-revalidate
Expires: -1
Pragma: no-cache
Strict-Transport-Security: max-age=86400
X-XSS-Protection: 1; mode=block
X-Frame-Options: sameorigin
X-Content-Type-Options: nosniff
Connection: Close
Proxy-Connection: Close
x-encoded-content-encoding: gzip

Recently updated domains