ASN AS51815 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS51815?

AS51815 is listed under Kustbandet AB.

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.

AS51815 Kustbandet AB | IPGeolocation.io

Kustbandet AB kustbandet.com

SE 25 Routes

AS Data

AS51815

AS51815 – Kustbandet AB

AS Number	51815
AS Name	TEKNIKBYRAN
Organization	Kustbandet AB (org-ka113-ripe)
Country	SE
Website	kustbandet.com
Number of IPv4 Routes	18
Number of IPv6 Routes	7
ASN type	ISP
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2011-01-12

ASN Intelligence API for production workflows

Use ASN data for AS51815 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
78.108.48.0/21	AS51815	Kustbandet AB	Kustbandet AB	2048
91.208.81.0/24	AS51815	Kustbandet AB	Ladan & Co AB	256
2a0a:b780::/29	AS51815	Kustbandet AB	OCTN Networks AB	~634×10²⁷
192.121.137.0/24	AS51815	Kustbandet AB	Webbfabriken Ltd	256
193.234.4.0/24	AS51815	Kustbandet AB	Humana Holding AB	256
91.226.180.0/24	AS51815	Kustbandet AB	OCTN Networks AB	256
213.185.224.0/19	AS51815	Kustbandet AB	GlobalConnect AB	8192
91.190.136.0/21	AS51815	Kustbandet AB	Kustbandet Backbone	2048
91.226.177.0/24	AS51815	Kustbandet AB	NODO50, Altavoz por la libertad de expresion y comunicacion	256
2001:67c:19a4::/48	AS51815	Kustbandet AB	Webbfabriken Ltd	~1×10²⁴
185.196.152.0/22	AS51815	Kustbandet AB	Lidingo Office LAN	1024
185.31.196.0/22	AS51815	Kustbandet AB	Kustbandet AB	1024
62.102.151.0/24	AS51815	Kustbandet AB	Qurium Suballocation	256
2a0b:b40::/29	AS51815	Kustbandet AB	Kustbandet AB	~634×10²⁷
2a03:9ea0::/32	AS51815	Kustbandet AB	IP Osteraker AB	~79×10²⁷
185.170.180.0/22	AS51815	Kustbandet AB	Kustbandet AB	1024
176.56.240.0/20	AS51815	Kustbandet AB	Kustbandet AB	4096
2001:67c:5f4::/48	AS51815	Kustbandet AB	OCTN Networks AB	~1×10²⁴
2a02:2490::/32	AS51815	Kustbandet AB	Kustbandet AB	~79×10²⁷
2a00:1520::/32	AS51815	Kustbandet AB	Teknikbyran Infrastructure	~79×10²⁷
62.102.148.0/23	AS51815	Kustbandet AB	Kustbandet AB	512
91.209.88.0/24	AS51815	Kustbandet AB	Democratic Voice of Burma Foundation	256
194.103.41.0/24	AS51815	Kustbandet AB	Webbfabriken Ltd	256
185.152.213.0/24	AS51815	Kustbandet AB	Kustbandet AB	256
192.121.99.0/24	AS51815	Kustbandet AB	Webbfabriken Ltd	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 'AS51357 - AS51817'

as-block:       AS51357 - AS51817
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:        2025-02-13T13:57:44Z
last-modified:  2025-02-13T13:57:44Z
source:         RIPE

% Information related to 'AS51815'

% Abuse contact for 'AS51815' is 'registry@kustbandet.com'

aut-num:        AS51815
as-name:        TEKNIKBYRAN
org:            ORG-KA113-RIPE
remarks:        ---------IPv4----------
import:         from AS12552 accept ANY
export:         to AS12552 announce AS-TEKNIKBYRAN
import:         from AS3399 accept ANY
export:         to AS3399 announce AS-TEKNIKBYRAN
remarks:        ---------IPv6----------
mp-import:      afi ipv6 from AS12552 accept ANY
mp-export:      afi ipv6 to AS12552 announce AS-TEKNIKBYRAN
mp-import:      afi ipv6 from AS3399 accept ANY
mp-export:      afi ipv6 to AS3399 announce AS-TEKNIKBYRAN
remarks:        -----------------------------------------------------------
remarks:        ABUSE related questions => abuse _at_ teknikbyran.com
remarks:        Operational questions => noc _at_ teknikbyran.com
remarks:        Peering-requests => peering _at_ teknikbyran.com
remarks:        ----------------------------------------------------------
admin-c:        PBA11-RIPE
tech-c:         TB3635-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         KUSTBANDET-MNT
created:        2011-01-12T08:06:46Z
last-modified:  2026-07-08T23:36:42Z
source:         RIPE # Filtered

organisation:   ORG-KA113-RIPE
org-name:       Kustbandet AB
country:        SE
reg-nr:         556625-8975
org-type:       LIR
address:        BOX 43
address:        130 25
address:        INGMARSO
address:        SWEDEN
phone:          +46 70 7743068
fax-no:         +46 8 7155986
abuse-c:        AR17180-RIPE
admin-c:        PBA11-RIPE
admin-c:        CW20
mnt-ref:        KUSTBANDET-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         KUSTBANDET-MNT
created:        2006-12-05T11:11:03Z
last-modified:  2026-05-13T07:31:38Z
source:         RIPE # Filtered

role:           AS51815 Registry Role
address:        Kustbandet AB
address:        Box 43
address:        S-130 25
address:        Ingmarso
address:        Sweden
admin-c:        CW1151-RIPE
tech-c:         CW1151-RIPE
nic-hdl:        TB3635-RIPE
mnt-by:         TEKNIKBYRAN-MNT
remarks:        AS51815 Registry
remarks:        -----------------------------------------------------------
remarks:        Abuse related questions: abuse@teknikbyran.com
remarks:        Other questions: noc@teknikbyran.com
remarks:        -----------------------------------------------------------
abuse-mailbox:  abuse@teknikbyran.com
created:        2007-06-06T15:54:05Z
last-modified:  2026-07-08T23:43:45Z
source:         RIPE # Filtered

person:         Patrik Backhuvud
address:        BOX 43
address:        130 25
address:        INGMARSO
address:        Sweden
phone:          +46 70 7743068
nic-hdl:        PBA11-RIPE
mnt-by:         KUSTBANDET-MNT
created:        2006-12-13T14:20:18Z
last-modified:  2007-01-31T23:31:26Z
source:         RIPE # Filtered

% Information related to 'TB3635-RIPE'

role:           AS51815 Registry Role
address:        Kustbandet AB
address:        Box 43
address:        S-130 25
address:        Ingmarso
address:        Sweden
admin-c:        CW1151-RIPE
tech-c:         CW1151-RIPE
nic-hdl:        TB3635-RIPE
mnt-by:         TEKNIKBYRAN-MNT
remarks:        AS51815 Registry
remarks:        -----------------------------------------------------------
remarks:        Abuse related questions: abuse@teknikbyran.com
remarks:        Other questions: noc@teknikbyran.com
remarks:        -----------------------------------------------------------
abuse-mailbox:  abuse@teknikbyran.com
created:        2007-06-06T15:54:05Z
last-modified:  2026-07-08T23:43:45Z
source:         RIPE # Filtered

person:         Christian Wirth
address:        OCTN Networks AB
address:        Box 5
address:        S-747 21 Alunda
address:        Sweden
phone:          +46 70 734 25 66
nic-hdl:        CW1151-RIPE
mnt-by:         CW1151-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2024-09-24T01:57:25Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.123 (DEXTER)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS51357 - AS51817",
    "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" : "2025-02-13",
    "date_updated" : "2025-02-13",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS51815",
    "as_name" : "TEKNIKBYRAN",
    "status" : "ASSIGNED",
    "import" : [ "from AS12552 accept ANY", "from AS3399 accept ANY" ],
    "mp_import" : [ "afi ipv6 from AS12552 accept ANY", "afi ipv6 from AS3399 accept ANY" ],
    "export" : [ "to AS12552 announce AS-TEKNIKBYRAN", "to AS3399 announce AS-TEKNIKBYRAN" ],
    "mp_export" : [ "afi ipv6 to AS12552 announce AS-TEKNIKBYRAN", "afi ipv6 to AS3399 announce AS-TEKNIKBYRAN" ],
    "organization" : "ORG-KA113-RIPE",
    "admin_contacts" : [ "PBA11-RIPE" ],
    "tech_contacts" : [ "TB3635-RIPE" ],
    "remarks" : [ "---------IPv4----------", "---------IPv6----------", "-----------------------------------------------------------", "ABUSE related questions => abuse _at_ teknikbyran.com", "Operational questions => noc _at_ teknikbyran.com", "Peering-requests => peering _at_ teknikbyran.com", "----------------------------------------------------------" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "KUSTBANDET-MNT" ],
    "date_created" : "2011-01-12",
    "date_updated" : "2026-07-08",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-KA113-RIPE",
    "name" : "Kustbandet AB",
    "type" : "LIR",
    "address" : [ "BOX 43", "130 25", "INGMARSO", "SWEDEN" ],
    "city" : "Ingmarso",
    "zip_code" : "130 25",
    "country" : [ "SE" ],
    "phone" : [ "+46 70 7743068" ],
    "fax_no" : [ "+46 8 7155986" ],
    "admin_contacts" : [ "PBA11-RIPE", "CW20" ],
    "abuse_contacts" : [ "AR17180-RIPE" ],
    "mnt_ref" : [ "KUSTBANDET-MNT", "RIPE-NCC-HM-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "KUSTBANDET-MNT" ],
    "date_created" : "2006-12-05",
    "date_updated" : "2026-05-13",
    "source" : "RIPE",
    "addressCountry" : "SWEDEN"
  },
  "administrative_contacts" : [ {
    "handle" : "PBA11-RIPE",
    "name" : "Patrik Backhuvud",
    "address" : [ "BOX 43", "130 25", "INGMARSO", "Sweden" ],
    "city" : "Ingmarso",
    "zip_code" : "130 25",
    "country" : "SWEDEN",
    "phone" : [ "+46 70 7743068" ],
    "mnt_by" : [ "KUSTBANDET-MNT" ],
    "date_created" : "2006-12-13",
    "date_updated" : "2007-01-31",
    "source" : "RIPE",
    "addressCountry" : "SWEDEN"
  } ],
  "technical_contacts" : [ {
    "handle" : "TB3635-RIPE",
    "name" : "AS51815 Registry Role",
    "address" : [ "Kustbandet AB", "Box 43", "S-130 25", "Ingmarso", "Sweden" ],
    "city" : "Ingmarso",
    "zip_code" : "S-130 25",
    "country" : "SWEDEN",
    "abuse_mailbox" : [ "abuse@teknikbyran.com" ],
    "admin_contacts" : [ "CW1151-RIPE" ],
    "tech_contacts" : [ "CW1151-RIPE" ],
    "remarks" : [ "AS51815 Registry", "-----------------------------------------------------------", "Abuse related questions: abuse@teknikbyran.com", "Other questions: noc@teknikbyran.com", "-----------------------------------------------------------" ],
    "mnt_by" : [ "TEKNIKBYRAN-MNT" ],
    "date_created" : "2007-06-06",
    "date_updated" : "2026-07-08",
    "source" : "RIPE",
    "addressCountry" : "SWEDEN"
  } ]
}

Peers

AS Number	Description	Country
AS12552	GlobalConnect AB	SE
AS60184	OCTN Networks AB	SE
AS60582	Winther Wireless AB	SE
AS57131	IP Osteraker AB	SE
AS3399	Obenet AB	SE
AS60662	DataCom Group Nordic AB	SE
AS56700	Osterakers Kommun	SE

Upstreams

AS Number	Description	Country
AS3399	Obenet AB	SE

Downstreams

AS Number	Description	Country
AS60184	OCTN Networks AB	SE
AS60582	Winther Wireless AB	SE
AS57131	IP Osteraker AB	SE
AS60662	DataCom Group Nordic AB	SE
AS56700	Osterakers Kommun	SE

ASN Lookup Tool

ASN Summary