ASN AS34785 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS34785?

AS34785 is listed under Stadtwerke Klagenfurt AG.

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?

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AS34785 Stadtwerke Klagenfurt AG

Stadtwerke Klagenfurt AG stw-net.at

AT 10 Routes

AS Data

AS34785

AS34785 – Stadtwerke Klagenfurt AG

AS Number	34785
AS Name	STW
Organization	Stadtwerke Klagenfurt AG(org-ska3-ripe)
Country	AT
Website	stw-net.at
Number of IPv4 Routes	9
Number of IPv6 Routes	1
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2005-04-05

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
80.80.240.0/20	AS34785	Stadtwerke Klagenfurt AG	C CITYWEB GAB	4096
185.72.136.0/24	AS34785	Stadtwerke Klagenfurt AG	Nextlayer Smokeping Measurements	256
193.228.120.0/23	AS34785	Stadtwerke Klagenfurt AG	CityWeb Secured Customer	512
193.228.122.0/24	AS34785	Stadtwerke Klagenfurt AG	Raiffeisenverband	256
193.228.112.0/21	AS34785	Stadtwerke Klagenfurt AG	Office Network Stadtwerke Klagenfurt AG	2048
193.186.84.0/23	AS34785	Stadtwerke Klagenfurt AG	Stadtwerke Klagenfurt AG	512
193.186.72.0/21	AS34785	Stadtwerke Klagenfurt AG	Stadtwerke Klagenfurt AG	2048
193.186.80.0/22	AS34785	Stadtwerke Klagenfurt AG	Stadtwerke Klagenfurt AG	1024
2a01:af80::/32	AS34785	Stadtwerke Klagenfurt AG	Digitalstore Vienna Fotohandelsges.m.b.H	~79×10²⁷
185.72.138.0/24	AS34785	Stadtwerke Klagenfurt AG	ewwAG Smokeping Measurements	256

Raw Whois Response

% This is the RIPE Database query service.
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% 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 'AS34554 - AS34984'

as-block:       AS34554 - AS34984
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:        2024-07-03T14:03:00Z
last-modified:  2024-07-03T14:03:00Z
source:         RIPE

% Information related to 'AS34785'

% Abuse contact for 'AS34785' is 'abuse@stw-net.at'

aut-num:        AS34785
as-name:        STW
org:            ORG-SKA3-RIPE
remarks:        =========================================================
remarks:        UPSTREAMS
remarks:        =========================================================
remarks:        Next Layer
import:         from AS1764 action pref=100; accept ANY
export:         to AS1764 announce RS-STW-NET-NEXTLAYER-V4
mp-import:      afi ipv6.unicast from AS1764 accept ANY
mp-export:      afi ipv6.unicast to AS1764 announce AS34785:AS-SET-STW-V6
remarks:        ---
remarks:        ewwAG
import:         from AS21013 action pref=90; accept ANY
export:         to AS21013 announce RS-STW-NET-EWWAG-V4
mp-import:      afi ipv6.unicast from AS21013 accept ANY
mp-export:      afi ipv6.unicast to AS21013 announce AS34785:AS-SET-STW-V6
remarks:        ==========================================================
remarks:        CUSTOMERS
remarks:        ==========================================================
remarks:        neo-IT
import:         from AS212640 accept AS-NEO-IT
export:         to AS212640 announce ANY
mp-import:      afi ipv6.unicast from AS212640 accept AS-NEO-IT
mp-export:      afi ipv6.unicast to AS212640 announce ANY
remarks:        ==========================================================
remarks:        AAIX PEERINGS
remarks:        ==========================================================
remarks:        AAIX - Packet Clearing House
import:         from AS42 accept AS42
export:         to AS42 announce AS34785:AS-SET-STW-V4
mp-import:      afi ipv6.unicast from AS42 accept AS42
mp-export:      afi ipv6.unicast to AS42 announce AS34785:AS-SET-STW-V6
remarks:        ---
remarks:        AAIX - Packet Clearing House
import:         from AS3856 accept AS3856
export:         to AS3856 announce AS34785:AS-SET-STW-V4
mp-import:      afi ipv6.unicast from AS3856 accept AS3856
mp-export:      afi ipv6.unicast to AS3856 announce AS34785:AS-SET-STW-V6
remarks:        ---
remarks:        AAIX - lucesem
import:         from AS51658 accept AS-LUCESEM
export:         to AS51658 announce AS34785:AS-SET-STW-V4
mp-import:      afi ipv6.unicast from AS51658 accept AS-LUCESEM
mp-export:      afi ipv6.unicast to AS51658 announce AS34785:AS-SET-STW-V6
remarks:        ---
remarks:        AAIX - Wirtschaftskammer K�rnten
import:         from AS51413 accept AS51413
export:         to AS51413 announce AS34785:AS-SET-STW-V4
mp-import:      afi ipv6.unicast from AS51413 accept AS51413
mp-export:      afi ipv6.unicast to AS51413 announce AS34785:AS-SET-STW-V6
remarks:        ---
remarks:        AAIX - HTL Klagenfurt
import:         from AS61201 accept AS61201
export:         to AS61201 announce AS34785:AS-SET-STW-V4
remarks:        ---
remarks:        AAIX - ip-it consult GmbH
import:         from AS61438 accept AS-IP-IT
export:         to AS61438 announce AS34785:AS-SET-STW-V4
mp-import:      afi ipv6.unicast from AS61438 accept AS-IP-IT
mp-export:      afi ipv6.unicast to AS61438 announce AS34785:AS-SET-STW-V6
remarks:        ---
remarks:        AAIX - ICS - Christian Singerl
import:         from AS62373 accept AS62373
export:         to AS62373 announce AS34785:AS-SET-STW-V4
remarks:        ==========================================================
remarks:        AS34785 BGP Communities
remarks:        ==========================================================
remarks:        MEDs are honoured unless otherwise specified
remarks:        default local-preference is 100
remarks:        34785:666 RFC7999 RTBH (only /32 prefixes)
remarks:        ----------------------------------------------------------
remarks:        Informative only (non customer settable)
remarks:        ----------------------------------------------------------
remarks:        34785:8000 AS34785 originated v4/v6 routes
remarks:        ---
remarks:        34785:9000 customers v4/v6 routes
remarks:        34785:9001 customer neo-IT v4/v6 routes
remarks:        ----------------------------------------------------------
remarks:        Traffic engineering (customer settable)
remarks:        ----------------------------------------------------------
remarks:        34785:11003 set local-preference to 90
remarks:        34785:11001 set local-preference to 100
remarks:        34785:11002 set local-preference to 110
remarks:        34785:1000 do not announce to our Upstreams
remarks:        34785:1500 do not announce to our Peerings
remarks:        ---
remarks:        ---
remarks:        34785:5003 received via ITandTEL (non-settable)
remarks:        34785:10021 prepend (1x) to ITandTEL AS21013
remarks:        34785:10022 prepend (2x) to ITandTEL AS21013
remarks:        34785:10023 prepend (3x) to ITandTEL AS21013
remarks:        34785:1003 do not announce to ITandTEL AS21013
remarks:        ---
remarks:        34785:5004 received via Next Layer (non-settable)
remarks:        34785:10041 prepend (1x) to Next Layer AS1764
remarks:        34785:10042 prepend (2x) to Next Layer AS1764
remarks:        34785:10043 prepend (3x) to Next Layer AS1764
remarks:        34785:1004 do not announce to Next Layer AS1764
remarks:        ---
remarks:        34785:6001 received via AAIX (non-settable)
remarks:        34785:10031 prepend (1x) to AAIX
remarks:        34785:10032 prepend (2x) to AAIX
remarks:        34785:10033 prepend (3x) to AAIX
remarks:        34785:1501 do not announce to AAIX
remarks:        ==========================================================
admin-c:        SN1300-RIPE
tech-c:         SN1300-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         STW-NOC
created:        2005-04-05T12:52:51Z
last-modified:  2026-02-20T09:02:31Z
source:         RIPE # Filtered

organisation:   ORG-SKA3-RIPE
org-name:       Stadtwerke Klagenfurt AG
country:        AT
org-type:       LIR
address:        St. Veiter Stra�e 31
address:        9020
address:        Klagenfurt am W�rthersee
address:        AUSTRIA
phone:          +43 463 521 0
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        STW-NOC
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         STW-NOC
abuse-c:        SN1300-RIPE
created:        2005-03-30T12:04:01Z
last-modified:  2026-02-13T06:43:37Z
source:         RIPE # Filtered

role:           STW NOC
address:        Stadtwerke Klagenfurt AG
address:        St. Veiter Stra�e 31
address:        9020 Klagenfurt am W�rthersee
address:        AUSTRIA
abuse-mailbox:  abuse@stw-net.at
admin-c:        DP17962-RIPE
tech-c:         CT9138-RIPE
tech-c:         GH5976-RIPE
tech-c:         DS26799-RIPE
tech-c:         MM61627-RIPE
nic-hdl:        SN1300-RIPE
mnt-by:         STW-NOC
created:        2005-03-30T13:31:45Z
last-modified:  2025-12-03T14:40:22Z
source:         RIPE # Filtered

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

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS34554 - AS34984",
    "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" : "2024-07-03",
    "date_updated" : "2024-07-03",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS34785",
    "as_name" : "STW",
    "status" : "ASSIGNED",
    "import" : [ "from AS1764 action pref=100; accept ANY", "from AS21013 action pref=90; accept ANY", "from AS212640 accept AS-NEO-IT", "from AS42 accept AS42", "from AS3856 accept AS3856", "from AS51658 accept AS-LUCESEM", "from AS51413 accept AS51413", "from AS61201 accept AS61201", "from AS61438 accept AS-IP-IT", "from AS62373 accept AS62373" ],
    "mp_import" : [ "afi ipv6.unicast from AS1764 accept ANY", "afi ipv6.unicast from AS21013 accept ANY", "afi ipv6.unicast from AS212640 accept AS-NEO-IT", "afi ipv6.unicast from AS42 accept AS42", "afi ipv6.unicast from AS3856 accept AS3856", "afi ipv6.unicast from AS51658 accept AS-LUCESEM", "afi ipv6.unicast from AS51413 accept AS51413", "afi ipv6.unicast from AS61438 accept AS-IP-IT" ],
    "export" : [ "to AS1764 announce RS-STW-NET-NEXTLAYER-V4", "to AS21013 announce RS-STW-NET-EWWAG-V4", "to AS212640 announce ANY", "to AS42 announce AS34785:AS-SET-STW-V4", "to AS3856 announce AS34785:AS-SET-STW-V4", "to AS51658 announce AS34785:AS-SET-STW-V4", "to AS51413 announce AS34785:AS-SET-STW-V4", "to AS61201 announce AS34785:AS-SET-STW-V4", "to AS61438 announce AS34785:AS-SET-STW-V4", "to AS62373 announce AS34785:AS-SET-STW-V4" ],
    "mp_export" : [ "afi ipv6.unicast to AS1764 announce AS34785:AS-SET-STW-V6", "afi ipv6.unicast to AS21013 announce AS34785:AS-SET-STW-V6", "afi ipv6.unicast to AS212640 announce ANY", "afi ipv6.unicast to AS42 announce AS34785:AS-SET-STW-V6", "afi ipv6.unicast to AS3856 announce AS34785:AS-SET-STW-V6", "afi ipv6.unicast to AS51658 announce AS34785:AS-SET-STW-V6", "afi ipv6.unicast to AS51413 announce AS34785:AS-SET-STW-V6", "afi ipv6.unicast to AS61438 announce AS34785:AS-SET-STW-V6" ],
    "organization" : "ORG-SKA3-RIPE",
    "admin_contacts" : [ "SN1300-RIPE" ],
    "tech_contacts" : [ "SN1300-RIPE" ],
    "remarks" : [ "=========================================================", "UPSTREAMS", "=========================================================", "Next Layer", "---", "ewwAG", "==========================================================", "CUSTOMERS", "==========================================================", "neo-IT", "==========================================================", "AAIX PEERINGS", "==========================================================", "AAIX - Packet Clearing House", "---", "AAIX - Packet Clearing House", "---", "AAIX - lucesem", "---", "AAIX - Wirtschaftskammer K?rnten", "---", "AAIX - HTL Klagenfurt", "---", "AAIX - ip-it consult GmbH", "---", "AAIX - ICS - Christian Singerl", "==========================================================", "AS34785 BGP Communities", "==========================================================", "MEDs are honoured unless otherwise specified", "default local-preference is 100", "34785:666 RFC7999 RTBH (only /32 prefixes)", "----------------------------------------------------------", "Informative only (non customer settable)", "----------------------------------------------------------", "34785:8000 AS34785 originated v4/v6 routes", "---", "34785:9000 customers v4/v6 routes", "34785:9001 customer neo-IT v4/v6 routes", "----------------------------------------------------------", "Traffic engineering (customer settable)", "----------------------------------------------------------", "34785:11003 set local-preference to 90", "34785:11001 set local-preference to 100", "34785:11002 set local-preference to 110", "34785:1000 do not announce to our Upstreams", "34785:1500 do not announce to our Peerings", "---", "---", "34785:5003 received via ITandTEL (non-settable)", "34785:10021 prepend (1x) to ITandTEL AS21013", "34785:10022 prepend (2x) to ITandTEL AS21013", "34785:10023 prepend (3x) to ITandTEL AS21013", "34785:1003 do not announce to ITandTEL AS21013", "---", "34785:5004 received via Next Layer (non-settable)", "34785:10041 prepend (1x) to Next Layer AS1764", "34785:10042 prepend (2x) to Next Layer AS1764", "34785:10043 prepend (3x) to Next Layer AS1764", "34785:1004 do not announce to Next Layer AS1764", "---", "34785:6001 received via AAIX (non-settable)", "34785:10031 prepend (1x) to AAIX", "34785:10032 prepend (2x) to AAIX", "34785:10033 prepend (3x) to AAIX", "34785:1501 do not announce to AAIX", "==========================================================" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "STW-NOC" ],
    "date_created" : "2005-04-05",
    "date_updated" : "2026-02-20",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-SKA3-RIPE",
    "name" : "Stadtwerke Klagenfurt AG",
    "type" : "LIR",
    "address" : [ "St. Veiter Stra?e 31", "9020", "Klagenfurt am W?rthersee", "AUSTRIA" ],
    "street" : "Am W?",
    "city" : "Rthersee",
    "zip_code" : "9020",
    "country" : [ "AT" ],
    "phone" : [ "+43 463 521 0" ],
    "abuse_contacts" : [ "SN1300-RIPE" ],
    "mnt_ref" : [ "RIPE-NCC-HM-MNT", "STW-NOC" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "STW-NOC" ],
    "date_created" : "2005-03-30",
    "date_updated" : "2026-02-13",
    "source" : "RIPE",
    "addressCountry" : "AUSTRIA"
  },
  "administrative_contacts" : [ {
    "handle" : "SN1300-RIPE",
    "name" : "STW NOC",
    "address" : [ "Stadtwerke Klagenfurt AG", "St. Veiter Stra?e 31", "9020 Klagenfurt am W?rthersee", "AUSTRIA" ],
    "street" : "Am W?",
    "city" : "Rthersee",
    "zip_code" : "9020",
    "country" : "AUSTRIA",
    "abuse_mailbox" : [ "abuse@stw-net.at" ],
    "admin_contacts" : [ "DP17962-RIPE" ],
    "tech_contacts" : [ "CT9138-RIPE", "GH5976-RIPE", "DS26799-RIPE", "MM61627-RIPE" ],
    "mnt_by" : [ "STW-NOC" ],
    "date_created" : "2005-03-30",
    "date_updated" : "2025-12-03",
    "source" : "RIPE",
    "addressCountry" : "AUSTRIA"
  } ],
  "technical_contacts" : [ {
    "handle" : "SN1300-RIPE",
    "name" : "STW NOC",
    "address" : [ "Stadtwerke Klagenfurt AG", "St. Veiter Stra?e 31", "9020 Klagenfurt am W?rthersee", "AUSTRIA" ],
    "street" : "Am W?",
    "city" : "Rthersee",
    "zip_code" : "9020",
    "country" : "AUSTRIA",
    "abuse_mailbox" : [ "abuse@stw-net.at" ],
    "admin_contacts" : [ "DP17962-RIPE" ],
    "tech_contacts" : [ "CT9138-RIPE", "GH5976-RIPE", "DS26799-RIPE", "MM61627-RIPE" ],
    "mnt_by" : [ "STW-NOC" ],
    "date_created" : "2005-03-30",
    "date_updated" : "2025-12-03",
    "source" : "RIPE",
    "addressCountry" : "AUSTRIA"
  } ]
}

Peers

AS Number	Description	Country
AS62373	futurenet.gmbH	AT
AS212640	neo it GmbH	AT
AS42	WoodyNet, Inc.	US
AS61438	ip it consult GmbH	AT
AS51658	lucesem technology GmbH	AT
AS3856	Packet Clearing House, Inc.	US
AS1764	Next Layer Telekommunikationsdienstleistungs und Beratungs GmbH	AT
AS61201	Hohere technische Bundeslehranstalt Klagenfurt	AT
AS51413	Wirtschaftskammer Kaernten	AT
AS1764	Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH	AT

Upstreams

AS Number	Description	Country
AS1764	Next Layer Telekommunikationsdienstleistungs und Beratungs GmbH	AT
AS21013	eww ag	AT

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