AS Number
AS25496
AS Name
ZT-AS
Org Name
ZSR - ZT Bratislava
Country
Slovakia
Registry

ripe

RegDate

Updated

2018-11-22T15:27:30Z

AS25496 Looking Glass
IPv4Prefixes

2

IPv6Prefixes

1

IPv4 NUMs

5,120

IPv6 NUMs(/64)

4,294,967,296

5,120 IPv4 Addresses
CIDR Description IP Num
185.43.112.0/22
IRR Valid
ZSR - ZT Bratislava 1024
217.12.48.0/20
IRR Valid
ZSR - ZT Bratislava 4096
CIDR Description IP NUMs(prefix /64)
2a01:8a80::/32
IRR Valid
ZSR - ZT Bratislava 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS31230 SIX-ROUTE-SERVERS - Slovak University of Technology in Bratislava, SK Slovakia 0 0 IPv4 IPv4 IPv6 IPv6
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 13,312 2,228,224 IPv4 IPv4 IPv6 IPv6
AS33891 CORE-BACKBONE - Core-Backbone GmbH, DE Germany 0 0 IPv4 IPv4 IPv6 IPv6
AS40994 Alwyzon - Hohl IT e.U., AT Austria 5,888 38,654,705,664 IPv4 IPv4 IPv6 IPv6
AS1764 NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH, AT Austria 84,736 236,223,463,424 IPv4 IPv4 IPv6 IPv6
AS5578 AS-BENESTRA - SWAN, a.s., SK Slovakia 323,072 51,539,607,552 IPv4 IPv4
AS6204 ZET-NET - INTERKVM HOST SRL, RO Romania 2,560 268,501,000 IPv4 IPv4 IPv6 IPv6
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 47,104 12,884,967,424 IPv4 IPv4 IPv6 IPv6
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 116,992 356,753,080,320 IPv4 IPv4 IPv6 IPv6
AS3303 SWISSCOM - Swisscom (Schweiz) AG, CH Switzerland 3,519,488 204,347,408,384 IPv4 IPv4 IPv6 IPv6
AS6663 TTI-NET - Euroweb Romania S.R.L., RO Romania 39,680 6,442,450,944 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 456,704 282,627,370,713,088 IPv4 IPv4 IPv6 IPv6
AS28952 O2BSSK - O2 Business Services, a.s, SK Slovakia 43,264 34,376,515,584 IPv4 IPv4 IPv6 IPv6
as-block:       AS25365 - AS25542
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:        2018-11-22T15:27:30Z
last-modified:  2018-11-22T15:27:30Z
source:         RIPE



aut-num:        AS25496
org:            ORG-ZZB1-RIPE
as-name:        ZT-AS
import:         from AS5578 accept any
import:         from AS49460 accept any
import:         from AS5578 accept any
import:         from AS-SET-ZT accept any
import:         from AS28952 accept any
export:         to AS5578 announce AS25496
export:         to AS49460 announce AS25496
export:         to AS5578 announce AS25496
export:         to AS-SET-ZT announce AS25496
export:         to AS28952 announce AS25496
admin-c:        ZM130-RIPE
tech-c:         ZM130-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         ZT-BRATISLAVA-MNT
created:        2002-12-10T14:42:52Z
last-modified:  2022-01-27T10:57:52Z
source:         RIPE

organisation:   ORG-ZZB1-RIPE
org-name:       ZSR - ZT Bratislava
country:        SK
reg-nr:         31 364 501
org-type:       LIR
address:        Klemensova 8
address:        81361
address:        Bratislava
address:        SLOVAKIA
phone:          +421220295310
e-mail:         [email protected]
admin-c:        MM37214-RIPE
admin-c:        IS417-RIPE
admin-c:        ZM130-RIPE
admin-c:        IS418-RIPE
mnt-ref:        ZT-BRATISLAVA-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         ZT-BRATISLAVA-MNT
abuse-c:        ZBAH1-RIPE
created:        2004-04-17T12:06:45Z
last-modified:  2026-05-13T07:19:53Z
source:         RIPE

person:         Zuzana Masarykova
address:        Railways of Slovakia (ZSR) ZT Bratislava
address:        Kovacska 3
address:        832 06 Bratislava
address:        SLOVAKIA
phone:          +421 2 2029 3315
e-mail:         [email protected]
nic-hdl:        ZM130-RIPE
mnt-by:         ZT-BRATISLAVA-MNT
notify:         [email protected]
created:        2002-04-04T13:22:33Z
last-modified:  2013-09-23T14:30:23Z
source:         RIPE