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

ripe

RegDate

N/A

Updated

2020-03-27T09:28:20Z

AS51800 Looking Glass
IPv4Prefixes

2

IPv6Prefixes

1

IPv4 NUMs

4,096

IPv6 NUMs(/64)

4,294,967,296

4,096 IPv4 Addresses
CIDR Description IP Num
217.28.80.0/21
ROA Signed and Valid IRR Valid
FIBER Network s.r.o. 2048
217.28.88.0/21
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
AS49025 PROZETA-NET - PRO-ZETA a.s., CZ Czech 8,192 268,435,456 IPv4 IPv4 IPv6 IPv6
AS263009 FORTE TELECOM LTDA., BR Brazil 5,120 4,294,967,296 IPv4 IPv4
AS264479 Turbozone Internet, BR Brazil 2,048 4,294,967,296 IPv4 IPv4
AS1239 SPRINTLINK - Sprint, US United States 18,735,104 1,052,268,363,776 IPv4 IPv4 IPv6 IPv6
AS5394 Unidata - UNIDATA S.p.A., IT Italy 84,224 4,294,967,296 IPv4 IPv4
AS6881 NIXCZ - NIX.CZ z.s.p.o., CZ Czech 2,560 4,294,967,296 IPv4 IPv4
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 23,808 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS271253 LINK BRASIL TELECOMUNICACOES LTDA, BR Brazil 2,048 4,564,647,936 IPv4 IPv4
AS2852 CESNET2 - CESNET z.s.p.o., CZ Czech 848,896 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS4455 BSO - IX Reach Ltd, GB United Kingdom 55,808 12,884,967,424 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 492,800 282,631,397,441,536 IPv4 IPv4
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 53,760 8,590,721,024 IPv4 IPv4 IPv6 IPv6
AS29049 Delta-Telecom-AS - Delta Telecom Ltd, AZ Azerbaijan 71,936 1,310,720 IPv4 IPv4
AS40994 Alwyzon - Hohl IT e.U., AT Austria 1,792 4,295,032,832 IPv4 IPv4
AS51400 ASSPOJENET - SPOJE.NET s.r.o., CZ Czech 2,048 65,536 IPv4 IPv4 IPv6 IPv6
AS57463 NetIX - NetIX Communications JSC, BG Bulgaria 256 0 IPv4 IPv4
AS60501 SIRIUSTEC-IT - Sirius Technology SRL, IT Italy 14,592 107,374,182,400 IPv4 IPv4 IPv6 IPv6
AS61573 IP2TEL SERVICOS DE COMUNICACAO MULTIMIDIA, BR Brazil 3,072 4,294,967,296 IPv4 IPv4
AS264409 GRUPO YAX, BR Brazil 1,024 393,216 IPv4 IPv4
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
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 1 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 1 ns2.fiber.cz
217.28.81.38 1 ftp.bitmachine.cz
217.28.81.42 7 mail.prince2ato.cz
217.28.81.66 8 ferman.svmikulas.cz
217.28.81.67 1 katovice.vbox.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