AS Number
AS51800
AS Name
FIBERNET-ASN
Org Name
FIBER Network s.r.o.
Country / Region
Czech
Registry

ripe

RegDate

Updated

2021-12-09T08:21:17Z

AS51800 Looking Glass
IPv4Prefixes

1

IPv6Prefixes

1

IPv4 NUMs

2,048

IPv6 NUMs(/64)

4,294,967,296

2,048 IPv4 Addresses
CIDR Description IP Num
217.28.80.0/21
ROA Signed and Valid IRR Valid
FIBER Network s.r.o. 2048
CIDR Description IP NUMs(prefix /64)
2a02:28a8::/32
ROA Signed and Valid IRR Valid
FIBER Network s.r.o. 4294967296
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 509,696 282,631,675,772,928 IPv4 IPv4
AS14840 COMMCORP COMUNICACOES LTDA, BR Brazil 63,488 15,083,634,688 IPv4 IPv4
AS4455 BSO - IX Reach Ltd, GB United Kingdom 55,296 12,884,967,424 IPv4 IPv4
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 47,616 12,884,967,424 IPv4 IPv4 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 21,504 4,294,967,296 IPv4 IPv4
AS40994 Alwyzon - Hohl IT e.U., AT Austria 2,560 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS49025 PROZETA-NET - PRO-ZETA a.s., CZ Czech 8,192 4,563,402,752 IPv4 IPv4 IPv6 IPv6
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 101,376 341,184,020,480 IPv4 IPv4 IPv6 IPv6
AS1764 NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH, AT Austria 87,552 244,813,398,016 IPv4 IPv4
AS2852 CESNET2 - CESNET z.s.p.o., CZ Czech 848,896 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS51400 ASSPOJENET - SPOJE.NET s.r.o., CZ Czech 2,048 65,536 IPv4 IPv4 IPv6 IPv6
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS51400 ASSPOJENET - SPOJE.NET s.r.o., CZ Czech 2,048 65,536 IPv4 IPv4 IPv6 IPv6
AS62298 CSC - Computer Systems Consulting s.r.o., CZ Czech 256 34,359,738,368 IPv4 IPv4
IP Address Domain NUMs Domains
217.28.80.1 2 ns1.fiber.cz
217.28.80.2 8 fbnet.cz
217.28.80.3 1 mx1.fiber.cz
217.28.80.23 2 fiber.cz
217.28.80.26 1 mail-mx1.prd.fiber.cz
217.28.81.1 2 ns2.fiber.cz
217.28.81.38 1 ftp.bitmachine.cz
217.28.81.42 7 mail.prince2ato.cz
217.28.81.66 8 dps.hitspraha.cz
217.28.81.67 14 alwar.cz
as-block:       AS51357 - AS52223
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:        2021-12-09T08:21:17Z
last-modified:  2021-12-09T08:21:17Z
source:         RIPE



aut-num:        AS51800
as-name:        FIBERNET-ASN
org:            ORG-FNs4-RIPE
import:         from AS48960 action pref=100; accept ANY
import:         from AS49025 action pref=50; accept ANY
import:         from AS51801 action pref=200; accept ANY
import:         from AS198346 action pref=200; accept ANY
import:         from AS51400 action pref=200; accept ANY
import:         from AS62298 action pref=200; accept ANY
export:         to AS48960 announce AS-FIBERNET-SET
export:         to AS49025 announce AS-FIBERNET-SET
export:         to AS51801 announce AS-FIBERNET-SET
export:         to AS198346 announce AS-FIBERNET-SET
export:         to AS51400 announce AS-FIBERNET-SET
export:         to AS62298 announce AS-FIBERNET-SET
admin-c:        JK6086-RIPE
admin-c:        LM1397-RIPE
tech-c:         JK6086-RIPE
tech-c:         LM1397-RIPE
status:         ASSIGNED
notify:         lukas@prozeta.cz
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-FIBERCZ
created:        2010-11-05T15:57:48Z
last-modified:  2020-03-27T09:28:20Z
source:         RIPE

organisation:   ORG-FNs4-RIPE
org-name:       FIBER Network s.r.o.
country:        CZ
org-type:       LIR
address:        Cimburkova 369/16
address:        130 00
address:        Prague 3
address:        CZECH REPUBLIC
phone:          +420222742742
fax-no:         +420222742744
e-mail:         jiri.kobilak@fiber.cz
abuse-c:        AFBR1
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        MNT-FIBERCZ
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-FIBERCZ
created:        2010-10-25T13:22:51Z
last-modified:  2020-12-16T13:18:11Z
source:         RIPE

person:         Jiri Kobilak
address:        FIBER Network
address:        Cimburkova 369/16
address:        13000 Praha 3
address:        Czech Republic / EU
e-mail:         info@fiber.cz
nic-hdl:        JK6086-RIPE
created:        2010-10-27T23:27:39Z
last-modified:  2010-11-10T18:23:34Z
source:         RIPE
phone:          +420222742742
mnt-by:         MNT-COBOOL

person:         Lukas Mesani
phone:          +420-222-742-740
address:        Czech Republic
nic-hdl:        LM1397-RIPE
mnt-by:         MNT-FRODO
created:        2006-06-07T13:57:53Z
last-modified:  2020-03-03T14:23:08Z
source:         RIPE