AS57728 - CEZNET-AS - Telco Infrastructure, s.r.o., CZ

Czech
AS Number
AS57728
AS Name
CEZNET-AS
Org Name
Telco Infrastructure, s.r.o.
Country
Czech
Registry

ripe

RegDate

Updated

2025-04-24T14:15:44Z

AS57728 Looking Glass
IPv4Prefixes

5

IPv6Prefixes

3

IPv4 NUMs

15,360

IPv6 NUMs(/64)

12,884,901,888

15,360 IPv4 Addresses
CIDR Description IP Num
81.25.16.0/21
ROA Signed and Valid IRR Valid
CERBEROSNET 2048
81.25.24.0/21
ROA Signed and Valid IRR Valid
CEZNET s.r.o. 2048
109.234.40.0/21
ROA Signed and Valid IRR Valid
CEZNET s.r.o. 2048
185.255.116.0/22
ROA Signed and Valid IRR Valid
CEZNET s.r.o. 1024
188.122.192.0/19
ROA Signed and Valid IRR Valid
Magnalink, a.s. 8192
CIDR Description IP NUMs(prefix /64)
2a00:1800::/32
ROA Signed and Valid IRR Valid
CEZNET s.r.o. 4294967296
2a00:1807::/32
ROA Signed and Valid IRR Valid
CEZNET 4294967296
2a0a:b6c0::/32
ROA Signed and Valid IRR Valid
Magnalink, a.s. 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS39791 TPS-AS - Telco Pro Services, a. s., CZ Czech 18,688 4,295,032,832 IPv4 IPv4 IPv6 IPv6 
as-block:       AS57370 - AS57973
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:        2025-04-24T14:15:44Z
last-modified:  2025-04-24T14:15:44Z
source:         RIPE



aut-num:        AS57728
as-name:        CEZNET-AS
org:            ORG-TIS49-RIPE
remarks:        ---- NIX.CZ ----
import:         from AS47200 accept ANY
export:         to AS47200 announce AS-SET-HELIOSMB
remarks:        ---- PEERING.CZ ----
import:         from AS61195 accept ANY
export:         to AS61195 announce AS-SET-HELIOSMB
remarks:        ---- Telia ----
import:         from AS1299 accept ANY
export:         to AS1299 announce AS-SET-HELIOSMB
remarks:        ---- TPS ----
import:         from AS39791 accept ANY
export:         to AS39791 announce AS-SET-HELIOSMB
remarks:        ---- Superhosting.cz ----
import:         from AS39392 accept ANY
export:         to AS39392 announce AS-SET-HELIOSMB
remarks:        ---- Cerberos ----
import:         from AS42477 accept ANY
export:         to AS42477 announce AS-SET-HELIOSMB
remarks:        ---- 4NET ----
import:         from AS198346 accept AS198346
export:         to AS198346 announce AS-SET-HELIOSMB
remarks:        ---- CSC ----
import:         from AS62298 accept AS62298
export:         to AS62298 announce AS-SET-HELIOSMB
remarks:        ---- UPC ----
import:         from AS6830 accept ANY
export:         to AS6830 announce AS57728
admin-c:        CH13482-RIPE
tech-c:         CH13482-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         CEZNET-MNT
created:        2019-10-21T06:50:54Z
last-modified:  2025-09-16T13:47:18Z
source:         RIPE
sponsoring-org: ORG-TBS13-RIPE

organisation:   ORG-TIS49-RIPE
org-name:       Telco Infrastructure, s.r.o.
country:        CZ
org-type:       OTHER
address:        Duhová 1531/3, Michle, 140 00 Praha 4
e-mail:         info@itelnet.cz
abuse-c:        CH13482-RIPE
mnt-ref:        CEZNET-MNT
mnt-by:         CEZNET-MNT
created:        2022-12-08T12:58:31Z
last-modified:  2025-09-16T13:25:09Z
source:         RIPE

role:           CEZNET hostmaster
address:        CEZNET s.r.o.
address:        Vilemovska 1602
address:        Tachov
address:        347 01
address:        The Czech Republic
e-mail:         dohled@ceznet.cz
abuse-mailbox:  dohled@ceznet.cz
phone:          +420 211 046 699
admin-c:        MV6352-RIPE
tech-c:         KD4331-RIPE
tech-c:         MJ83172-RIPE
nic-hdl:        CH13482-RIPE
mnt-by:         CEZNET-MNT
created:        2024-01-12T08:23:53Z
last-modified:  2024-01-12T08:25:01Z
source:         RIPE