AS Name
CTU_AS4_2
Org Name
Czech Telecommunication Office
Registry Region
Czech
Looking Glass
IPv4Prefixes

2

IPv6Prefixes

3

IPv4 NUMs

768

IPv6 NUMs(/64)

30,064,771,072

768 IPv4 Addresses
CIDR Description IP Num
185.68.212.0/23 CZ-CTU-SOKOLOVSKA-INTERNET 512
185.68.214.0/24 CZ-CTU-SOKOLOVSKA-INTERNET 256
CIDR Description IP NUMs(prefix /64)
2a05:1c40::/30 CZ-CTU-SOKOLOVSKA-INTERNET 17179869184
2a05:1c44::/31 CZ-CTU-SOKOLOVSKA-INTERNET 8589934592
2a05:1c46::/32 CZ-CTU-SOKOLOVSKA-INTERNET 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS5588 GTSCE - T-Mobile Czech Republic a.s., CZ Czech 1,286,144 38,655,098,880 IPv4 IPv4 IPv6 IPv6
IP Address Domain NUMs Domains
185.68.212.130 1 monitoringtrhu.ctu.cz
185.68.212.132 1 vor-kmitocty.ctu.cz
185.68.212.196 1 eformulare.ctu.cz
as-block:       AS196608 - AS213403
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:        2020-10-28T07:56:37Z
last-modified:  2020-10-28T07:56:37Z
source:         RIPE



aut-num:        AS203208
as-name:        CTU_AS4_2
org:            ORG-CTO1-RIPE
import:         from AS5588 accept ANY
export:         to AS5588 announce AS203208
import:         from AS12767 accept ANY
export:         to AS12767 announce AS203208
admin-c:        RC19572-RIPE
tech-c:         VALE2-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         SUPER-CTU
created:        2016-03-08T14:32:58Z
last-modified:  2020-10-16T11:59:24Z
source:         RIPE

organisation:   ORG-CTO1-RIPE
org-name:       Czech Telecommunication Office
country:        CZ
org-type:       LIR
address:        Sokolovska 219
address:        19000
address:        Prague
address:        CZECH REPUBLIC
phone:          +420224004601
fax-no:         +420224004827
abuse-c:        AC28632-RIPE
mnt-ref:        SUPER-CTU
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         SUPER-CTU
created:        2014-08-11T09:41:33Z
last-modified:  2020-12-16T13:27:28Z
source:         RIPE # Filtered
admin-c:        VALE2-RIPE

person:         Radek Chromy
address:        Sokolovska 219, Prague
phone:          +420 224 004 111
nic-hdl:        RC19572-RIPE
mnt-by:         SUPER-CTU
created:        2020-10-16T11:51:38Z
last-modified:  2020-10-16T11:51:38Z
source:         RIPE

person:         Pavel Vales
address:        Sokolovska 219
address:        Prague
address:        190000
address:        The Czech Republic
phone:          +420224004667
nic-hdl:        VALE2-RIPE
mnt-by:         SUPER-CTU
created:        2014-08-13T11:24:26Z
last-modified:  2017-10-30T22:38:00Z
source:         RIPE # Filtered