AS Number
AS42908
AS Name
CZ-NORDICTELECOMREGIONAL
Org Name
O2 Czech Republic, a.s.
Country
Czech
Registry

ripe

RegDate

N/A

Updated

2025-04-01T07:33:41Z

AS42908 Looking Glass
IPv4Prefixes

35

IPv6Prefixes

12

IPv4 NUMs

183,296

IPv6 NUMs(/64)

163,208,822,784

183,296 IPv4 Addresses
CIDR Description IP Num
5.102.48.0/20 O2 Czech Republic, a.s. 4096
31.10.56.0/21 O2 Czech Republic, a.s. 2048
45.159.116.0/22 O2 Czech Republic, a.s. 1024
46.183.56.0/21 O2 Czech Republic, a.s. 2048
46.231.72.0/21 O2 Czech Republic, a.s. 2048
77.95.192.0/21 O2 Czech Republic, a.s. 2048
78.136.128.0/18 O2 Czech Republic, a.s. 16384
80.78.136.0/22 O2 Czech Republic, a.s. 1024
80.79.0.0/22 O2 Czech Republic, a.s. 1024
80.87.176.0/20 O2 Czech Republic, a.s. 4096
80.90.128.0/20 O2 Czech Republic, a.s. 4096
80.243.236.0/22 O2 Czech Republic, a.s. 1024
80.251.240.0/20 O2 Czech Republic, a.s. 4096
88.81.64.0/19 O2 Czech Republic, a.s. 8192
91.187.32.0/19 O2 Czech Republic, a.s. 8192
92.61.80.0/20 O2 Czech Republic, a.s. 4096
93.92.48.0/21 O2 Czech Republic, a.s. 2048
93.93.32.0/21 O2 Czech Republic, a.s. 2048
94.241.64.0/18 O2 Czech Republic, a.s. 16384
109.108.96.0/19 O2 Czech Republic, a.s. 8192
176.102.128.0/19 O2 Czech Republic, a.s. 8192
178.17.80.0/20 CZ-NORDICTELECOMREGIONAL-20100318 4096
185.78.12.0/22 O2 Czech Republic, a.s. 1024
185.82.236.0/22 O2 Czech Republic, a.s. 1024
185.108.60.0/22 O2 Czech Republic, a.s. 1024
185.157.240.0/22 O2 Czech Republic, a.s. 1024
188.119.96.0/22 O2 Czech Republic, a.s. 1024
193.42.128.0/22 O2 Czech Republic, a.s. 1024
193.107.252.0/22 O2 Czech Republic, a.s. 1024
213.19.0.0/17 O2 Czech Republic, a.s. 32768
213.155.32.0/19 O2 Czech Republic, a.s. 8192
213.250.192.0/18 O2 Czech Republic, a.s. 16384
217.170.96.0/20 O2 Czech Republic, a.s. 4096
217.196.112.0/20 O2 Czech Republic, a.s. 4096
217.197.144.0/20 O2 Czech Republic, a.s. 4096
CIDR Description IP NUMs(prefix /64)
2001:67c:13c4::/48 O2 Czech Republic, a.s. 65536
2a00:e4c0::/32 O2 Czech Republic, a.s. 4294967296
2a01:9f40::/29 O2 Czech Republic, a.s. 34359738368
2a02:2088::/32 O2 Czech Republic, a.s. 4294967296
2a02:2088:1000::/36 O2 Czech Republic, a.s. 268435456
2a02:2428::/32 O2 Czech Republic, a.s. 4294967296
2a02:2588::/29 O2 Czech Republic, a.s. 34359738368
2a03:1600::/32 O2 Czech Republic, a.s. 4294967296
2a03:7a00::/32 O2 Czech Republic, a.s. 4294967296
2a03:a820::/32 O2 Czech Republic, a.s. 4294967296
2a07:cc80::/29 O2 Czech Republic, a.s. 34359738368
2a0c:8b40::/29 O2 Czech Republic, a.s. 34359738368
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS5610 O2-CZECH-REPUBLIC - O2 Czech Republic, a.s., CZ Czech 1,542,912 47,244,705,792 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS33442 ZEBRA-TECHNOLOGIES-BGP-AS-NUMBER - Zebra Technologies Corporation, US United States 131,328 131,072 IPv4 IPv4
AS202522 CZ-NORDICTELECOMREGIONAL - O2 Czech Republic, a.s., CZ Czech 256 0 IPv4 IPv4
AS202643 NETSERV-AS - NetSERV, s.r.o., CZ Czech 256 34,359,738,368 IPv4 IPv4 IPv6 IPv6
as-block:       AS42383 - AS42959
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:        2021-08-19T06:50:17Z
last-modified:  2021-08-19T06:50:17Z
source:         RIPE



aut-num:        AS42908
admin-c:        VAKO1-RIPE
tech-c:         CZO2-RIPE
notify:         [email protected]
descr:          ORIGINAL AS CZ-NORDICTELECOMREGIONAL
as-name:        CZ-NORDICTELECOMREGIONAL
org:            ORG-STaN1-RIPE
remarks:        # Peering (Exchange)
import:         from AS6881 accept ANY
export:         to AS6881 announce AS-NORDICTELECOM
import:         from AS61195 accept ANY
export:         to AS61195 announce AS-NORDICTELECOM
remarks:        # Transit O2 NIX CDT
import:         from AS5610 accept ANY
export:         to AS5610 announce AS-NORDICTELECOM
import:         from AS8251 accept ANY
export:         to AS8251 announce AS-NORDICTELECOM
import:         from AS25512 accept ANY
export:         to AS25512 announce AS-NORDICTELECOM
remarks:        # DAT
remarks:        # OXID
import:         from AS35214 accept AS35214
export:         to AS35214 announce ANY
remarks:        # Fortech
remarks:        # Mitranet
remarks:        # Baja
remarks:        # Zenit
remarks:        # Omegatech
remarks:        # KeyNet
remarks:        # FofrNet
remarks:        # Customers
import:         from AS203385 accept AS203385
export:         to AS203385 announce ANY
import:         from AS202643 accept AS202643
export:         to AS202643 announce ANY
import:         from AS33442 accept AS33442
export:         to AS33442 announce ANY
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         AS5610-MTN
created:        2007-05-09T09:21:42Z
last-modified:  2025-04-01T07:33:41Z
source:         RIPE

organisation:   ORG-STaN1-RIPE
org-name:       O2 Czech Republic, a.s.
country:        CZ
org-type:       LIR
address:        Za Brumlovkou 266/2
address:        140 22
address:        Praha 4 - Michle
address:        CZECH REPUBLIC
phone:          +420 2 71466184
fax-no:         +420 2 71464414
e-mail:         [email protected]
admin-c:        VAKO1-RIPE
admin-c:        MV96-RIPE
admin-c:        HVJI1-RIPE
tech-c:         CZO2-RIPE
abuse-c:        AR14410-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        AS5610-MTN
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         AS5610-MTN
created:        2004-04-17T11:04:17Z
last-modified:  2020-12-16T12:31:56Z
source:         RIPE

role:           5610-Tech-and-Admin
address:        Za Brumlovkou 266/2
address:        Praha 4 - Michle, PSC 140 22
e-mail:         [email protected]
nic-hdl:        CZO2-RIPE
admin-c:        VAKO1-RIPE
admin-c:        MV96-RIPE
admin-c:        HVJI1-RIPE
tech-c:         VAKO1-RIPE
tech-c:         HVJI1-RIPE
abuse-mailbox:  [email protected]
org:            ORG-STaN1-RIPE
mnt-by:         AS5610-MTN
created:        2016-02-18T09:58:30Z
last-modified:  2018-04-20T10:44:21Z
source:         RIPE

person:         Vaclav Kordula
address:        O2 Czech Republic, a.s.
address:        Za Brumlovkou 266/2
address:        Praha 4 - Michle, PS? 140 22
address:        Czech Republic
phone:          +420 2 714668845
e-mail:         [email protected]
nic-hdl:        VAKO1-RIPE
notify:         [email protected]
mnt-by:         AS5610-MTN
created:        1970-01-01T00:00:00Z
last-modified:  2016-02-12T13:32:30Z
source:         RIPE