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Osu.cz Summary


Osu.cz was created 28 years ago. Receives approximately 841,980 unique visitors per month. Server is located in Czechia, IP address 78.128.128.25.

Website Info


Creation date 1997-07-04
Expiration date 2025-10-24
Registrar REG-INTERNET-CZ
Name servers
  1. albert.osu.cz
  2. nsa.ces.net
  3. oudec.osu.cz
IP address 78.128.128.25
Server located Czechia, Pardubice
Host name wanda.osu.cz

Alexa Traffic Ranks


Global Rank 57,904
Delta (90 Days) -42,406
Most Popular In Country Czech Republic
Country Rank 293

Whois info





domain:       osu.cz

registrant:   SB:PF65_XX

admin-c:      SB:PF65_XX

admin-c:      KOZELSKY-OSU

nsset:        NSS:PF65_XX:1

registrar:    REG-INTERNET-CZ

registered:   04.07.1997 02:00:00

changed:      26.09.2017 15:18:21

expire:       24.10.2025


contact:      SB:PF65_XX

org:          Ostravská univerzita

name:         Ostravská univerzita

address:      Dvořákova 7

address:      Ostrava

address:      701 03

address:      CZ

registrar:    REG-INTERNET-CZ

created:      10.08.2001 22:13:00

changed:      15.05.2018 21:32:00


contact:      KOZELSKY-OSU

org:          Ostravská univerzita

name:         Martin Kozelský

address:      Bráfova 5

address:      Ostrava

address:      701 03

address:      CZ

registrar:    REG-INTERNET-CZ

created:      29.08.2017 11:21:11

changed:      17.01.2020 10:48:04


nsset:        NSS:PF65_XX:1

nserver:      albert.osu.cz (195.113.106.11, 2001:718:1005:601::11)

nserver:      nsa.ces.net 

nserver:      oudec.osu.cz (195.113.106.10, 2001:718:1005:601::10)

tech-c:       SB:PF65_XX

tech-c:       P_LOK

tech-c:       KOZELSKY-OSU

registrar:    REG-INTERNET-CZ

created:      01.10.2007 02:00:00

changed:      23.09.2020 15:15:05


contact:      P_LOK

name:         Pavla Lokajova

address:      Brafova 5

address:      Ostrava

address:      701 00

address:      CZ

registrar:    REG-INTERNET-CZ

created:      18.11.2003 17:20:00

changed:      15.05.2018 21:32:00

DNS Records


Host Type TTL Data
osu.cz A 72374 ip: 78.128.128.25
osu.cz CAA 86400 flags: 0
tag: issue
value: sectigo.com
osu.cz CAA 86400 flags: 0
tag: iodef
value: mailto:abuse@osu.cz
osu.cz CAA 86400 flags: 0
tag: issue
value: digicert.com
osu.cz MX 3600 pri: 1
target: mailgate1.osu.cz
osu.cz MX 3600 pri: 10
target: mailer.osu.cz
osu.cz NS 86400 target: oudec.osu.cz
osu.cz NS 86400 target: nsa.ces.net
osu.cz NS 86400 target: albert.osu.cz
osu.cz SOA 86400 mname: oudec.osu.cz
rname: hostmaster.osu.cz
serial: 2021070101
refresh: 86400
retry: 3600
expire: 2592000
minimum-ttl: 86400
osu.cz TXT 3600 txt: MS=ms99785042
osu.cz TXT 3600 txt: v=spf1 a mx ip4:195.113.106.6 ip4:195.113.106.9 include:spf.protection.outlook.com -all

HTTP Headers


Date: Fri, 20 Nov 2020 22:53:55 GMT
Server: Apache
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control: no-store, no-cache, must-revalidate
Pragma: no-cache
Set-Cookie: PHPSESSID=6j4aghmmf5992867eov77o2ih7; path=/; domain=.osu.cz
Access-Control-Allow-Origin: *
Upgrade: h2
Connection: Upgrade, Keep-Alive
Strict-Transport-Security: max-age=63072000; includeSubDomains
X-Frame-Options: DENY
X-XSS-Protection: 1; mode=block
Expect-CT: max-age=2592000
Keep-Alive: timeout=5, max=100
Transfer-Encoding: chunked
Content-Type: text/html; charset=UTF-8

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