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AS51815 Kustbandet AB

Sweden TEKNIKBYRAN RIPE 17 IPv4 prefixes 7 IPv6 prefixes
IPv4 addresses
14,336
IPv6 /48 networks
1,245,186
RPKI
17 valid7 no ROA
Peers and downstreams
6

Holder

AS name
TEKNIKBYRAN
Description
Kustbandet AB
Organisation
Kustbandet AB
Abuse contact
registry@kustbandet.com
Assigned
2011-01-11
Registered
2011-01-12
Record last changed
2026-07-08 23:36 UTC

Upstream graph

Upstreams and their upstreams, from BGP paths
AS6939 Hurricane Electric LLC AS6939 · US Hurricane Electric LLC AS174 AS174 AS174 AS174 AS6461 Zayo Bandwidth AS6461 · US Zayo Bandwidth AS3257 GTT Communications Inc. AS3257 · US GTT Communications In… AS3399 Obenet AB AS3399 · SE Obenet AB AS51815 Kustbandet AB AS51815 · SE Kustbandet AB

Network health

Grade B · 78/100
partly Prefixes covered by valid ROAs
17 of 24 announced prefixes are RPKI valid, 7 have no ROA.		 18/25
pass No RPKI invalid announcements
None of the announcements is RPKI invalid.		 10/10
pass Announces IPv6
7 IPv6 prefixes.		 15/15
partly More than one upstream
1 upstream seen in BGP.		 5/10
pass Working abuse contact
registry@kustbandet.com is published.		 15/15
fail Publishes a geofeed
No geofeed found. Without one, location databases have to guess.		 0/10
pass No prefixes smaller than /24 or /48
All prefixes are /24 (IPv4) or /48 (IPv6) or larger.		 10/10
pass Registry record maintained
Last changed 2026-07-08.		 5/5
Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.
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AS51815 health AS51815 RPKI
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Routing changes

Last 30 days
No changes recorded in the last 30 days. Changes are recorded each time the routing data of this AS is refreshed. Get alerts in real time.

WHOIS

aut-num:        AS51815
as-name:        TEKNIKBYRAN
org:            ORG-KA113-RIPE
remarks:        ---------IPv4----------
remarks:        ---------IPv6----------
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
% 8 routing policy lines (import/export) not shown