Seznam.cz is the most visited Czech internet portal, which offers a search engine, email, current news, weather forecasts, and useful links. The site has a catchy tagline "najdu tam, co neznám" which translated is "I will find what I do not know there."
Seznam.cz has an average of 795,306.512 unique visitors per day and a total of 1,573,133.76 pageviews per day, making it one of the most popular sites in the Czech Republic. The site is hosted by Seznam.cz, a.s hosting, which is a Czech technology company and is also the site's domain registrar.
The site has a top-level domain of .CZ, indicating its geographical location in the Czech Republic. It uses SSL issued by Let's Encrypt, which means the site is secure and safe to browse.
Seznam.cz offers a wide range of services to its visitors that are family-friendly. The site's content is purely informative, and there is no adult or explicit material published on the site.
Regarding performance, Seznam.cz has a low score of 21 on Google PageSpeed Insights. This score indicates that the site might have issues with loading speed, and users might experience delays in accessing the site's content. Additionally, the site's accessibility score is zero, which means that the site might not be accessible for some users with disabilities. The best practices score of Seznam.cz is 50, indicating that there might be some areas to improve in terms of website development best practices. However, the SEO score of the site is 89, which indicates that the site is optimized for search engines and should rank well on the search engine results pages (SERPs).
In summary, Seznam.cz is a popular and secure Czech internet portal that provides a wide range of services to its visitors. Although the site has some performance and accessibility issues, it has an excellent SEO score, making it easier for users to find what they are looking for on the site.
Domain | www.seznam.cz |
Issuer Organization | Let's Encrypt |
Issuer | R3 |
Algorithm | RSA-SHA256 |
Valid form | 08/05/2022 |
Expiration | 11/03/2022 |
Signed | Certificate is not self signed |
Additional Domains |
admin.seznam.cz admin100-api.seznam.cz admin100-node.seznam.cz admin100.seznam.cz api.seznam.cz api2.seznam.cz fallback.seznam.cz ladime.seznam.cz m.seznam.cz seznam.cz static-sorry-page-generator.seznam.cz userweb-api.seznam.cz userweb-api2.seznam.cz wap.seznam.cz www.seznam.cz |
Alexa Rank shows how popular seznam.cz is in comparison with other sites. The most popular site has Alexa Rank equals 1. If seznam.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 seznam.cz and pageviews on seznam.cz over the past 3 months.
ASN ID: 43037
ASN Title: Seznam.cz, a.s.Last Update: 12/06/2024
% 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 'AS40960 - AS45055'
as-block: AS40960 - AS45055
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: 2015-12-10T09:19:56Z
last-modified: 2015-12-10T09:19:56Z
source: RIPE
% Information related to 'AS43037'
% Abuse contact for 'AS43037' is 'abuse@seznam.cz'
aut-num: AS43037
as-name: SEZNAM-CZ
org: ORG-Sa508-RIPE
import: from AS9148 accept ANY
import: from AS5610 accept ANY
export: to AS9148 announce AS43037
export: to AS5610 announce AS43037
export: to AS5610 announce AS200600
admin-c: SZN5-RIPE
tech-c: SZN5-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: SEZNAM-MNT
created: 2007-05-29T08:00:03Z
last-modified: 2017-11-15T09:48:45Z
source: RIPE
organisation: ORG-SA508-RIPE
org-name: Seznam.cz, a.s.
org-type: LIR
address: Radlicka 3294/10
address: 15000
address: Prague 5
address: CZECH REPUBLIC
phone: +420234694111
fax-no: +420234694115
admin-c: PZ172-RIPE
admin-c: FEIX-RIPE
abuse-c: AD10910-RIPE
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: SEZNAM-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: SEZNAM-MNT
created: 2007-05-01T10:11:05Z
last-modified: 2017-10-30T14:44:17Z
source: RIPE # Filtered
role: Seznam.cz IT department
address: Radlicka 3294/10 150 00 Prague 5 Czech Republic
phone: +420 602 126 570
abuse-mailbox: abuse@seznam.cz
admin-c: PZ172-RIPE
tech-c: SZN11-RIPE
tech-c: SZN10-RIPE
nic-hdl: SZN5-RIPE
mnt-by: SEZNAM-MNT
created: 2007-05-06T15:50:27Z
last-modified: 2015-07-03T13:19:00Z
source: RIPE # Filtered
% This query was served by the RIPE Database Query Service version 1.91.2 (HEREFORD)
% (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: 3.12.2
% Timestamp: Sun Aug 28 18:53:45 2022
domain: seznam.cz
registrant: SB:SEZNAM-CZ-AS
admin-c: SEZNAM-CZ-AS-TECH
nsset: SEZNAM-NAMESERVERS
keyset: AUTO-1F6H8UIVQ6PNRFJQ3L1YU16R9
registrar: REG-WEBGLOBE
status: Sponsoring registrar change forbidden
registered: 07.10.1996 02:00:00
changed: 10.11.2021 14:55:10
expire: 29.10.2022
contact: SB:SEZNAM-CZ-AS
org: Seznam.cz, a.s.
name: Seznam.cz, a.s.
address: Radlická 3294/10
address: Praha 5
address: 15000
address: CZ
registrar: REG-WEBGLOBE
created: 10.08.2001 22:13:00
changed: 27.11.2018 10:30:01
contact: SEZNAM-CZ-AS-TECH
org: Seznam.cz, a.s.
name: Vlastimil Pečínka
address: Radlická 3294/10
address: Praha 5
address: 150 00
address: CZ
registrar: REG-MOJEID
created: 27.02.2017 13:51:01
changed: 04.12.2018 15:48:58
nsset: SEZNAM-NAMESERVERS
nserver: ans.seznam.cz (77.75.74.80, 2a02:598:3333::3)
nserver: ams.seznam.cz (77.75.75.230, 2a02:598:4444::4)
tech-c: SB:SEZNAM-CZ-AS
registrar: REG-WEBGLOBE
created: 18.10.2007 18:01:01
changed: 11.12.2014 11:08:04
keyset: AUTO-1F6H8UIVQ6PNRFJQ3L1YU16R9
dnskey: 257 3 13 PFYQYOX01OMXH/Zxs76PK8JFYcH4jhVJ6ipwshLnEL2F1DTp0Y4vM8peBNiWlC21LFtCblyXmCbKbdRU9vZlwg==
tech-c: CZ-NIC
registrar: REG-CZNIC
created: 10.11.2021 14:55:10
contact: CZ-NIC
org: CZ.NIC, z.s.p.o.
name: CZ.NIC, z.s.p.o.
address: Milesovska 1136/5
address: Praha 3
address: 130 00
address: CZ
registrar: REG-CZNIC
created: 17.10.2008 12:08:21
changed: 15.05.2018 21:32:00
Host | A Record | TTL |
---|---|---|
seznam.cz | 77.75.77.222 | 1800 |
seznam.cz | 77.75.79.222 | 1800 |
Host | MX Record | Priority | TTL |
---|---|---|---|
seznam.cz | mx2.seznam.cz | 20 | 3600 |
seznam.cz | mx1.seznam.cz | 10 | 3600 |
Host | NS Record | TTL |
---|---|---|
seznam.cz | ams.seznam.cz | 3600 |
seznam.cz | ans.seznam.cz | 3600 |
Host | TXT Record | TTL |
---|---|---|
seznam.cz | google-site-verification=e3xWgDmkjVzej4PsMZgvtPhUiJLFAK5rdx-zdmeBYjg | 300 |
seznam.cz | google-site-verification=v2WaAYaKuekbWHJu29R0b1IbBY2-pInEXYWbh_1_V2M | 300 |
seznam.cz | v=spf1 mx ip4:77.75.78.0/23 ip4:77.75.76.0/23 ip6:2a02:598::/32 ?all | 300 |
seznam.cz | facebook-domain-verification=hp0jkbs2ikx5c9hv3r0cwcyvi2c2jm | 300 |
ans.seznam.cz
TTL: 3600
Email address: hostmaster.seznam.cz
Serial: 1724410942
Refresh: 900
Retry: 300
Expire: 604800
Minimum: 300
Last tested: 12/02/2019
Total Resources | 239 |
Number of Hosts | 64 |
Static Resources | 118 |
JavaScript Resources | 26 |
CSS Resources | 2 |
Last tested: 05/31/2017
Total Resources | 124 |
Number of Hosts | 29 |
Static Resources | 75 |
JavaScript Resources | 26 |
CSS Resources | 2 |