AS Name
CERBEROS
Org Name
Cerberos s.r.o.
Registry Region
Czech
Looking Glass
https://www.cbsn.cz/LG/
IPv4Prefixes

2

IPv6Prefixes

1

IPv4 NUMs

4,096

IPv6 NUMs(/64)

4,294,967,296

4,096 IPv4 Addresses
CIDR Description IP Num
81.25.16.0/21 CERBEROSNET 2048
109.234.40.0/21 CERBEROSNET 2048
CIDR Description IP NUMs(prefix /64)
2a00:1800::/32 Cerberos s.r.o. 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS57728 HELIOSMB-AS - HELIOS MB s.r.o., CZ Czech 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS47913 CERBEROSLB - Cerberos s.r.o., CZ Czech 2,048 0 IPv4 IPv4

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
Czech NIX.CZ - Neutral Internet Exchange in the Czech Republic 91.210.16.208 2001:7f8:14::43:2 1 Gbps 2018-03-30 14:24:26
Czech Peering.cz - Peering.cz eXchange 91.213.211.60 2001:7f8:7f::60 10 Gbps 2018-03-30 14:28:50
Czech Peering.cz - Peering.cz eXchange 91.213.211.61 2001:7f8:7f::61 10 Gbps 2018-03-30 14:26:41
Czech NIX.CZ - Neutral Internet Exchange in the Czech Republic 91.210.16.209 2001:7f8:14::43:1 10 Gbps 2018-03-30 14:28:50

Private Peering Facilities

Country/Region Name City Website Updated
GTS Telehouse Prague Prague http://www.gtsnovera.cz/ 2016-03-14 21:18:27
CE Colo Prague Prague http://www.cecolo.com/ 2016-03-14 20:43:40
IP Address Domain NUMs Domains
81.25.16.148 1 centrpco.info
81.25.16.202 1 cetel.cz
81.25.16.204 5 cbsn.cz
81.25.16.219 1 ns1.cbsn.cz
81.25.16.224 1 kmail.cbsmail.cz
81.25.16.229 2 mx2.cbsmail.cz
81.25.16.230 53 2pnet.de
81.25.16.231 3 heliosmb.cz
81.25.16.236 3 mx1.cbsmail.cz
81.25.16.237 3 new.auditpro.cz
as-block:       AS42383 - AS45055
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:        2018-11-22T15:27:34Z
last-modified:  2018-11-22T15:27:34Z
source:         RIPE



aut-num:        AS42477
as-name:        CERBEROS
remarks:        =====Upstream connectivity =====
remarks:        -- Supernetwork --
import:         from AS39392 accept ANY
export:         to AS39392 announce AS-SET-CBS
remarks:        -- GTS ce --
import:         from AS5588 accept ANY
export:         to AS5588 announce AS-SET-CBS
remarks:        -- Casablanca --
import:         from AS15685 accept ANY
export:         to AS15685 announce AS-SET-CBS
remarks:        ===== MB Transit Customers =====
remarks:        -- Comfeel --
import:         from AS197444 accept AS197444
export:         to AS197444 announce ANY
remarks:        ===== LB Peers =====
import:         from AS47913 accept AS47913
export:         to AS47913 announce ANY
remarks:        ===== NIX peerings=====
remarks:        -- NIX RS --
import:         from AS47200 accept ANY
export:         to AS47200 announce AS-SET-CBS
remarks:        -- GiTy,a.s. --
import:         from AS29086 accept AS-GITY
export:         to AS29086 announce AS-SET-CBS
remarks:        -- Trestel SK, a.s. --
import:         from AS38949 accept AS38949
export:         to AS38949 announce AS-SET-CBS
remarks:        -- NEW TELEKOM, s.r.o. --
import:         from AS43413 accept AS43413
export:         to AS43413 announce AS-SET-CBS
remarks:        -- Pantel CZ --
import:         from AS197284 accept AS-INVITELSK
export:         to AS197284 announce AS-SET-CBS
remarks:        -- NIX.CZ, z.s.p.o. --
import:         from AS6881 accept AS-NIX
export:         to AS6881 announce AS-SET-CBS
remarks:        -- Dial-telecom --
import:         from AS29208 accept ANY
export:         to AS29208 announce AS-SET-CBS
remarks:        -- HURICANE --
import:         from AS6939 accept ANY
export:         to AS6939 announce AS-SET-CBS
remarks:        -- T-mobile --
import:         from AS13036 accept ANY
export:         to AS13036 announce AS-SET-CBS
remarks:        -- CESNET --
import:         from AS2852 accept ANY
export:         to AS2852 announce AS-SET-CBS
remarks:        -- WIA --
import:         from AS21430 accept ANY
export:         to AS21430 announce AS-SET-CBS
remarks:        -- CENTRONET --
import:         from AS29321 accept ANY
export:         to AS29321 announce AS-SET-CBS
remarks:        -- KIT digital Czech --
import:         from AS41711 accept ANY
export:         to AS41711 announce AS-SET-CBS
remarks:        ===== Peering.cz peerings=====
remarks:        -- CORE-BACKBONE --
import:         from AS33891 accept ANY
export:         to AS33891 announce AS-SET-CBS
remarks:        -- SITKOM --
import:         from AS49931 accept ANY
export:         to AS49931 announce AS-SET-CBS
remarks:        -- Master Internet --
import:         from AS24971 accept ANY
export:         to AS24971 announce AS-SET-CBS
org:            ORG-Cs63-RIPE
admin-c:        VO1009-RIPE
tech-c:         VO1009-RIPE
tech-c:         MD22356-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-CERBEROS
created:        2007-02-28T08:29:12Z
last-modified:  2020-04-08T12:15:21Z
source:         RIPE # Filtered

organisation:   ORG-CS63-RIPE
org-name:       Cerberos s.r.o.
org-type:       LIR
address:        Blahoslavova 184
address:        29301
address:        MLADA BOLESLAV
address:        CZECH REPUBLIC
phone:          +420326100000
admin-c:        VO1009-RIPE
admin-c:        JP2969-RIPE
abuse-c:        CSRA1-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        MNT-CERBEROS
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-CERBEROS
created:        2006-02-21T13:03:13Z
last-modified:  2019-04-12T09:30:59Z
source:         RIPE # Filtered

person:         Monika Dokoupilova
address:        Czech Republic
phone:          +420-222-742-741
nic-hdl:        MD22356-RIPE
mnt-by:         MNT-DOKOUMO
created:        2015-08-18T10:55:22Z
last-modified:  2020-03-03T14:25:42Z
source:         RIPE

person:         Vitalij Osypenko
address:        Jestrabi 974/1, Liberec, 46001, Czech republic
phone:          +420732888886
nic-hdl:        VO1009-RIPE
mnt-by:         ATAN-MNT
created:        2016-05-23T13:50:28Z
last-modified:  2017-11-24T15:14:47Z
source:         RIPE