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Knot-dns.cz Summary


Knot-dns.cz was created 13 years ago. Server is located in Czechia, IP address 217.31.192.130.

Website Info


Creation date 2011-05-24
Expiration date 2021-05-24
Registrar Jaromír Talíř
Name servers
  1. d.ns.nic.cz
  2. a.ns.nic.cz
  3. b.ns.nic.cz
IP address 217.31.192.130
Server located Czechia
Host name frontend.labs.nic.cz

Alexa Traffic Ranks


Global Rank n/a
Delta (90 Days) n/a
Most Popular In Country n/a
Country Rank n/a

Whois info





domain:       knot-dns.cz

registrant:   CZ-NIC

admin-c:      FEELA

admin-c:      MAPET

nsset:        CZ.NIC

keyset:       CZNIC-LABS

registrar:    REG-CZNIC

status:       Sponsoring registrar change forbidden

status:       Update forbidden

registered:   24.05.2011 17:08:11

changed:      29.04.2019 13:04:42

expire:       24.05.2021


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


contact:      FEELA

name:         Ondřej Filip

registrar:    REG-MOJEID

created:      04.01.2005 13:35:00

changed:      19.10.2020 19:25:20


contact:      MAPET

name:         Martin Peterka

registrar:    REG-MOJEID

created:      06.03.2002 18:11:00

changed:      19.10.2020 19:25:15


nsset:        CZ.NIC

nserver:      d.ns.nic.cz (193.29.206.1, 2001:678:1::1)

nserver:      a.ns.nic.cz (194.0.12.1, 2001:678:f::1)

nserver:      b.ns.nic.cz (194.0.13.1, 2001:678:10::1)

tech-c:       JTALIR

tech-c:       JAROMIR-TALIR

registrar:    REG-CZNIC

created:      09.06.2008 14:30:16

changed:      20.09.2013 11:18:20


contact:      JTALIR

name:         Jaromír Talíř

registrar:    REG-MOJEID

created:      26.10.2010 10:53:34

changed:      19.10.2020 19:25:18


contact:      JAROMIR-TALIR

name:         Jaromír Talíř

address:      Americká 23

address:      Praha 2

address:      120 00

address:      CZ

registrar:    REG-MOJEID

created:      01.12.2011 17:35:04

changed:      27.09.2017 17:02:28


keyset:       CZNIC-LABS

dnskey:       257 3 13 KDAJfPGWgvNAEHUMzmmSa+c3gHfoGIsXnhIO1iAYGTAyVBo+CLTyIk3wxDtt4Yn3eCrCiYsEAHBJgQvA3pwJ8w==

tech-c:       CZ-NIC-LABS

registrar:    REG-CZNIC

created:      14.03.2016 12:48:52

changed:      01.12.2016 14:02:03


contact:      CZ-NIC-LABS

org:          CZ.NIC, z. s. p. o.

name:         CZ.NIC Labs

address:      Milesovska 1136/5

address:      Praha 3

address:      130 00

address:      CZ

registrar:    REG-CZNIC

created:      14.03.2016 12:48:15

changed:      15.05.2018 21:32:00

DNS Records


Host Type TTL Data
knot-dns.cz A 1800 ip: 217.31.192.130
knot-dns.cz CAA 1800 flags: 128
tag: issue
value: letsencrypt.org
knot-dns.cz MX 1800 pri: 10
target: mail.nic.cz
knot-dns.cz MX 1800 pri: 15
target: mx.nic.cz
knot-dns.cz MX 1800 pri: 20
target: bh.nic.cz
knot-dns.cz NS 1800 target: sld2.ns.nic.cz
knot-dns.cz NS 1800 target: sld1.ns.nic.cz
knot-dns.cz NS 1800 target: sld3.ns.nic.cz
knot-dns.cz SOA 1800 mname: sld1.ns.nic.cz
rname: hostmaster.nic.cz
serial: 1625485664
refresh: 10800
retry: 3600
expire: 1209600
minimum-ttl: 7200
knot-dns.cz AAAA 1800 ipv6: 2001:1488:ac15:ff90::130

HTTP Headers


Server: nginx
Date: Mon, 23 Nov 2020 11:35:36 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
Cache-Control: max-age=600
Expires: Mon, 23 Nov 2020 11:45:36 UTC
Last-Modified: Wed, 11 Nov 2020 13:23:53 GMT
Vary: Origin
Strict-Transport-Security: max-age=63072000; includeSubDomains; preload
Strict-Transport-Security: max-age=63072000
X-Frame-Options: DENY
X-Frame-Options: SAMEORIGIN
X-Content-Type-Options: nosniff
X-Content-Type-Options: nosniff
X-Content-Type-Options: nosniff
x-encoded-content-encoding: gzip

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