ASN AS50833 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS50833?

AS50833 is listed under FIBER TELECOM s.r.o..

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS50833 FIBER TELECOM s.r.o. | IPGeolocation.io

ASN Lookup Tool

FIBER TELECOM s.r.o. fibertelecom.cz

CZ 11 Routes

AS Data

AS50833

AS50833 – FIBER TELECOM s.r.o.

AS Number	50833
AS Name	FIBERTEL-AS
Organization	FIBER TELECOM s.r.o. (org-fts26-ripe)
Country	CZ
Website	fibertelecom.cz
Number of IPv4 Routes	5
Number of IPv6 Routes	6
ASN type	ISP
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2011-02-03

ASN Intelligence API for production workflows

Use ASN data for AS50833 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2a02:5e80:2::/48	AS50833	FIBER TELECOM s.r.o.	FIBER TELECOM s.r.o.	~1×10²⁴
146.255.24.0/21	AS39896	FIBER TELECOM s.r.o.	Angel Systems s.r.o.	2048
2001:7f8:f6::/48	AS50833	FIBER TELECOM s.r.o.	FIBER TELECOM s.r.o.	~1×10²⁴
2a10:24c0:ad1b::/48	AS50833	FIBER TELECOM s.r.o.	FIBER TELECOM s.r.o.	~1×10²⁴
45.159.110.0/23	AS50833	FIBER TELECOM s.r.o.	TRANSIT TELECOM GLOBAL, S.R.L. testing infrastructure	512
193.150.128.0/20	AS39896	FIBER TELECOM s.r.o.	FIBER TELECOM s.r.o.	4096
2a10:24c0:6c2::/48	AS50833	FIBER TELECOM s.r.o.	FIBER TELECOM s.r.o.	~1×10²⁴
2a10:24c0:ada1::/48	AS50833	FIBER TELECOM s.r.o.	FIBER TELECOM s.r.o.	~1×10²⁴
193.150.144.0/21	AS39896	FIBER TELECOM s.r.o.	FIBER TELECOM s.r.o.	2048
91.224.59.0/24	AS50833	FIBER TELECOM s.r.o.	FIBER TELECOM s.r.o.	256

Raw Whois Response

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to 'AS50220 - AS50841'

as-block:       AS50220 - AS50841
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:        2024-08-12T14:10:44Z
last-modified:  2024-08-12T14:10:44Z
source:         RIPE

% Information related to 'AS50833'

% Abuse contact for 'AS50833' is 'abuse@fibertelecom.cz'

aut-num:        AS50833
as-name:        FIBERTEL-AS
org:            ORG-FTS26-RIPE
descr:          # upstreams
descr:          # netassist
mp-import:      afi ipv6.unicast from AS50833 action pref=100; accept AS50833
mp-export:      afi ipv6.unicast to AS50833 announce ANY
mp-import:      afi ipv6.unicast from AS29632 accept ANY
mp-export:      afi ipv6.unicast to AS29632 announce AS50833
descr:          # kaora
import:         from AS42000 action pref=120; accept ANY
export:         to AS42000 announce AS50833
admin-c:        MK23363-RIPE
tech-c:         MK23363-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-KRAJA
created:        2011-02-03T14:53:27Z
last-modified:  2022-07-10T20:13:31Z
source:         RIPE

organisation:   ORG-FTS26-RIPE
org-name:       FIBER TELECOM s.r.o.
country:        CZ
org-type:       LIR
address:        Skuteck�ho 1705/3a
address:        16300
address:        Praha
address:        CZECH REPUBLIC
phone:          +420222765500
admin-c:        MK23363-RIPE
tech-c:         MK23363-RIPE
abuse-c:        AR60168-RIPE
mnt-ref:        MNT-KRAJA
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-KRAJA
created:        2020-04-02T07:40:06Z
last-modified:  2022-04-06T21:22:45Z
source:         RIPE # Filtered

role:           Michal Krajcirovic
address:        Skuteck�ho 1705/3a
address:        16300
address:        Praha
address:        CZECH REPUBLIC
phone:          +420774804727
nic-hdl:        MK23363-RIPE
mnt-by:         MNT-KRAJA
created:        2020-04-02T07:40:06Z
last-modified:  2020-04-02T07:40:06Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.121.2 (SHETLAND)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS50220 - AS50841",
    "description" : [ "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" ],
    "date_created" : "2024-08-12",
    "date_updated" : "2024-08-12",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS50833",
    "as_name" : "FIBERTEL-AS",
    "description" : [ "# upstreams", "# netassist", "# kaora" ],
    "status" : "ASSIGNED",
    "import" : [ "from AS42000 action pref=120; accept ANY" ],
    "mp_import" : [ "afi ipv6.unicast from AS50833 action pref=100; accept AS50833", "afi ipv6.unicast from AS29632 accept ANY" ],
    "export" : [ "to AS42000 announce AS50833" ],
    "mp_export" : [ "afi ipv6.unicast to AS50833 announce ANY", "afi ipv6.unicast to AS29632 announce AS50833" ],
    "organization" : "ORG-FTS26-RIPE",
    "admin_contacts" : [ "MK23363-RIPE" ],
    "tech_contacts" : [ "MK23363-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "MNT-KRAJA" ],
    "date_created" : "2011-02-03",
    "date_updated" : "2022-07-10",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-FTS26-RIPE",
    "name" : "FIBER TELECOM s.r.o.",
    "type" : "LIR",
    "address" : [ "Skuteck?ho 1705/3a", "16300", "Praha", "CZECH REPUBLIC" ],
    "city" : "Praha",
    "zip_code" : "16300",
    "country" : [ "CZ" ],
    "phone" : [ "+420222765500" ],
    "admin_contacts" : [ "MK23363-RIPE" ],
    "tech_contacts" : [ "MK23363-RIPE" ],
    "abuse_contacts" : [ "AR60168-RIPE" ],
    "mnt_ref" : [ "MNT-KRAJA" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "MNT-KRAJA" ],
    "date_created" : "2020-04-02",
    "date_updated" : "2022-04-06",
    "source" : "RIPE",
    "addressCountry" : "CZECH REPUBLIC"
  },
  "administrative_contacts" : [ {
    "handle" : "MK23363-RIPE",
    "name" : "Michal Krajcirovic",
    "address" : [ "Skuteck?ho 1705/3a", "16300", "Praha", "CZECH REPUBLIC" ],
    "city" : "Praha",
    "zip_code" : "16300",
    "country" : "CZECH REPUBLIC",
    "phone" : [ "+420774804727" ],
    "mnt_by" : [ "MNT-KRAJA" ],
    "date_created" : "2020-04-02",
    "date_updated" : "2020-04-02",
    "source" : "RIPE",
    "addressCountry" : "CZECH REPUBLIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "MK23363-RIPE",
    "name" : "Michal Krajcirovic",
    "address" : [ "Skuteck?ho 1705/3a", "16300", "Praha", "CZECH REPUBLIC" ],
    "city" : "Praha",
    "zip_code" : "16300",
    "country" : "CZECH REPUBLIC",
    "phone" : [ "+420774804727" ],
    "mnt_by" : [ "MNT-KRAJA" ],
    "date_created" : "2020-04-02",
    "date_updated" : "2020-04-02",
    "source" : "RIPE",
    "addressCountry" : "CZECH REPUBLIC"
  } ]
}

Peers

AS Number	Description	Country
AS199081	Lancom Ltd.	GR
AS40994	Hohl IT e.U.	AT
AS6881	NIX.CZ z.s.p.o.	CZ
AS393577	Tritan Development	US
AS6939	Hurricane Electric LLC	US
AS6204	ZET.NET IP Transit	RO
AS60602	Inovare-Prim SRL	MD
AS213409	Daniil Koval	UA
AS134631	PT Bhakti Wasantara Net	ID
AS26431	Happy Telecommunications LLC	US

Upstreams

AS Number	Description	Country
AS39120	Convergenze S.p.A.	IT
AS21215	UNITED GROUP NETWORK INFRASTRUCTURE d.o.o. Beograd	RS
AS44306	OMONIA d.o.o.	HR
AS8772	NetAssist LLC	UA
AS14840	BR.Digital Telecom	BR
AS29632	Netassist International EOOD	BG
AS1764	Next Layer Telekommunikationsdienstleistungs und Beratungs GmbH	AT
AS263444	Open X Tecnologia Ltda	BR
AS6939	Hurricane Electric LLC	US
AS6204	ZET.NET IP Transit	RO