Jfo.cz ranking shows that the page is at position 4,694,845 over the world.
In terms of rank-to-traffic ratio, jfo.cz has 50 unique users per day, viewing 151 pages. The rank based value of jfo.cz is 0 USD. Every user makes 3.24 pageviews on average.
Jfo.cz boasts a link base consisting of 283 referring domains and 357 external backlinks, as revealed by the data obtained from web network scanning.
Jfo.cz top-level domain belongs to .CZ domain zone. Check other webpages in .CZ zone.
According the last verification test in June 06, 2021, jfo.cz has an expired SSL certificate issued by Let's Encrypt (expired on July 23, 2021). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by Let's Encrypt.
Based on data from Google Safe Browsing, Google Safe Search and Symantec jfo.cz is a fairly safe domain.
According the Mobile-Friendly test by Google jfo.cz is nice optimized for mobile devices and tablets, however the webpage speed could be improved.
Domain | jfo.cz |
Issuer Organization | Let's Encrypt |
Issuer | R3 |
Algorithm | RSA-SHA256 |
Valid form | 04/24/2021 |
Expiration | 07/23/2021 |
Signed | Certificate is not self signed |
Additional Domains |
jfo.cz www.jfo.cz |
Alexa Rank shows how popular jfo.cz is in comparison with other sites. The most popular site has Alexa Rank equals 1. If jfo.cz has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to jfo.cz and pageviews on jfo.cz over the past 3 months.
ASN ID: 24971
ASN Title: Master Internet s.r.o.Last Update: 03/23/2024
% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See http://www.ripe.net/db/support/db-terms-conditions.pdf
% Note: this output has been filtered.
% To receive output for a database update, use the "-B" flag.
% Information related to 'AS24879 - AS24986'
as-block: AS24879 - AS24986
descr: RIPE NCC ASN block
remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by: RIPE-NCC-HM-MNT
created: 2010-05-11T11:46:01Z
last-modified: 2014-02-24T13:15:17Z
source: RIPE
% Information related to 'AS24971'
% Abuse contact for 'AS24971' is 'abuse@master.cz'
aut-num: AS24971
as-name: MASTER-AS
org: ORG-MIs2-RIPE
descr: Czech Republic / www.master.cz
remarks:
remarks: .--------.---.-.-----.| |_.-----.----.
remarks: | | _ |__ --|| _| -__| _|
remarks: |__|__|__|___._|_____||____|_____|__|
remarks:
remarks: ======================== Upstream ========================
remarks:
remarks: = Telia
remarks:
import: from AS1299 action pref=90; accept ANY AND NOT {0.0.0.0/0};
export: to AS1299 announce AS-MASTERCZ
remarks:
remarks: = Cogent
remarks:
import: from AS174 action pref=90; accept ANY AND NOT {0.0.0.0/0};
export: to AS174 announce AS-MASTERCZ
remarks:
remarks:
remarks: = RETN
remarks:
import: from AS9002 action pref=90; accept ANY AND NOT {0.0.0.0/0};
export: to AS9002 announce AS-MASTERCZ
remarks:
remarks: ======================== Downstream ========================
remarks:
remarks: = Faster CZ
import: from AS24641 action pref=10; accept AS-FASTER-CZ
export: to AS24641 announce ANY
remarks: = Q-Net CZ
import: from AS21045 action pref=10; accept AS21045
export: to AS21045 announce ANY
remarks: = netsafe
import: from AS48921 action pref=10; accept AS48921 AS-FDR
export: to AS48921 announce ANY
remarks: = INTACTO GAMES a.s.
import: from AS51134 action pref=10; accept AS51134
export: to AS51134 announce ANY
remarks: = DCIT, a.s.
import: from AS199806 action pref=10; accept AS199806
export: to AS199806 announce ANY
remarks: = Detronics s.r.o.
import: from AS56656 action pref=10; accept AS56656 AS57760
export: to AS56656 announce ANY
remarks: = Telconet
import: from AS43203 action pref=10; accept AS43203
export: to AS43203 announce ANY
remarks: = EDSI-CDN
import: from AS204248 action pref=10; accept AS204248;
export: to AS204248 announce {0.0.0.0/0};
remarks: = Aukro a.s.
import: from AS206344 action pref=10; accept AS206344;
export: to AS206344 announce {0.0.0.0/0};
remarks:
remarks: ======================== peering.cz peering ========================
remarks:
import: from AS-MAI-PEERING-CZ-PEER action pref = 50; accept ANY
export: to AS-MAI-PEERING-CZ-PEER announce AS-MASTERCZ-CZPEERING
remarks:
remarks: ======================== NIX Prague peering ========================
remarks:
import: from AS-MAI-NIX-PEER action pref = 50; accept ANY
export: to AS-MAI-NIX-PEER announce AS-MASTERCZ-CZNIX
remarks:
remarks: ======================== SIX Bratislava peering ========================
remarks:
import: from AS-MAI-SIX-PEER action pref = 50; accept ANY
export: to AS-MAI-SIX-PEER announce AS-MASTERCZ-SKSIX
remarks:
remarks: ======================== NIX Bratislava peering ========================
remarks:
import: from AS-MAI-NIX-PEER action pref = 50; accept ANY
export: to AS-MAI-NIX-PEER announce AS-MASTERCZ-SKNIX
remarks:
admin-c: MAIc-RIPE
admin-c: MZI-RIPE
tech-c: MAIc-RIPE
tech-c: MZI-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: MASTER-MNT
mnt-routes: MASTER-MNT
created: 2002-06-11T14:14:49Z
last-modified: 2017-08-23T12:39:18Z
source: RIPE
organisation: ORG-MIs2-RIPE
org-name: Master Internet s.r.o.
org-type: LIR
address: Jiraskova 21
address: 602 00
address: Brno
address: CZECH REPUBLIC
phone: +420 777919700
mnt-ref: MASTER-MNT
mnt-ref: RIPE-NCC-HM-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: MASTER-MNT
admin-c: PV352-RIPE
admin-c: JIPA-RIPE
admin-c: MZI-RIPE
admin-c: PZAK-RIPE
abuse-c: MAIc-RIPE
created: 2004-04-17T11:04:37Z
last-modified: 2017-10-30T14:44:41Z
source: RIPE # Filtered
role: Master Internet contact
address: Master Internet s.r.o
address: Jiraskova 21
address: 602 00 Brno
address: Czech Republic
phone: +420777919484
abuse-mailbox: abuse@master.cz
admin-c: PV352-RIPE
tech-c: MZI-RIPE
tech-c: JIPA-RIPE
tech-c: MMAS-RIPE
nic-hdl: MAIc-RIPE
mnt-by: MASTER-MNT
created: 2009-03-28T19:44:57Z
last-modified: 2013-10-10T10:00:26Z
source: RIPE # Filtered
person: Martin Zidek
address: Master Internet s.r.o.
address: Cejl 20
address: 602 00 Brno
address: Czech Republic
phone: +420 777919700
nic-hdl: MZI-RIPE
mnt-by: MASTER-MNT
created: 2008-04-11T07:45:37Z
last-modified: 2017-10-30T22:00:16Z
source: RIPE # Filtered
% This query was served by the RIPE Database Query Service version 1.91.2 (WAGYU)
% (c) 2006-2021 CZ.NIC, z.s.p.o.
%
% Intended use of supplied data and information
%
% Data contained in the domain name register, as well as information
% supplied through public information services of CZ.NIC association,
% are appointed only for purposes connected with Internet network
% administration and operation, or for the purpose of legal or other
% similar proceedings, in process as regards a matter connected
% particularly with holding and using a concrete domain name.
%
% Full text available at:
% http://www.nic.cz/page/306/intended-use-of-supplied-data-and-information/
%
% See also a search service at http://www.nic.cz/whois/
%
%
% Whoisd Server Version: 3.13.0
% Timestamp: Tue Dec 19 18:17:15 2023
domain: jfo.cz
registrant: SB:JFO-CZ
admin-c: JFO-RH
nsset: NSSET-056-CLOUDFLARE
registrar: REG-BANAN
registered: 27.11.2000 16:53:00
changed: 05.06.2023 15:35:18
expire: 28.11.2024
contact: SB:JFO-CZ
org: Janáčkova Filharmonie Ostrava
name: Janáčkova Filharmonie Ostrava
address: 28 října 124
address: Ostrava
address: 70200
address: CZ
registrar: REG-WEBGLOBE
created: 10.08.2001 22:13:00
changed: 15.05.2018 21:32:00
contact: JFO-RH
name: Rostislav Holec
address: 28.října 124
address: Ostrava 1
address: 70200
address: CZ
registrar: REG-WEBGLOBE
created: 05.08.2014 16:30:04
changed: 15.05.2018 21:32:00
nsset: NSSET-056-CLOUDFLARE
nserver: malcolm.ns.cloudflare.com
nserver: vida.ns.cloudflare.com
tech-c: BANAN.CZ
registrar: REG-INTERNET-CZ
created: 05.06.2023 15:35:08
contact: BANAN.CZ
org: e-BAAN Net s.r.o.
name: Michal Kaděra
address: Tovární 537/8
address: Ostrava
address: 70900
address: CZ
registrar: REG-BANAN
created: 10.09.2008 08:59:51
changed: 15.05.2018 21:32:00
Host | A Record | TTL |
---|
Host | MX Record | Priority | TTL |
---|
Host | NS Record | TTL |
---|
Host | TXT Record | TTL |
---|
Last tested: 12/01/2017
Total Resources | 55 |
Number of Hosts | 4 |
Static Resources | 34 |
JavaScript Resources | 15 |
CSS Resources | 3 |
Last tested: 12/01/2017
Total Resources | 55 |
Number of Hosts | 4 |
Static Resources | 34 |
JavaScript Resources | 15 |
CSS Resources | 3 |