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AS1853 ACONET

Austria ACOnet RIPE 17 IPv4 prefixes 2 IPv6 prefixes
IPv4 addresses
334,592
IPv6 /48 networks
524,289
RPKI
6 valid13 no ROA
Peers and downstreams
208

Holder

AS name
ACOnet
Description
ACOnet Backbone AT
Organisation
ACONET
Registered in
Vienna, Austria
Abuse contact
cert@aco.net
Assigned
1993-08-31
Registered
2002-09-19
Record last changed
2026-10-02 08:21 UTC

Upstream graph

Upstreams and their upstreams, from BGP paths
AS25091 IP-Max SA AS25091 · CH IP-Max SA AS3356 Level 3 Parent, LLC AS3356 · US Level 3 Parent, LLC AS6461 Zayo Bandwidth AS6461 · US Zayo Bandwidth AS1299 Arelion Sweden AB AS1299 · SE Arelion Sweden AB AS48362 Tkswf AS48362 · AT Tkswf AS2914 NTT America, Inc. AS2914 · US NTT America, Inc. AS174 AS174 AS174 AS174 AS6939 Hurricane Electric LLC AS6939 · US Hurricane Electric LLC AS9002 RETN Limited AS9002 · GB RETN Limited AS1764 Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH AS1764 · AT Next Layer Telekommun… AS21320 GEANT Vereniging AS21320 · NL GEANT Vereniging AS1853 ACONET AS1853 · AT ACONET

Network health

Grade C · 73/100
partly Prefixes covered by valid ROAs
6 of 19 announced prefixes are RPKI valid, 13 have no ROA.		 8/25
pass No RPKI invalid announcements
None of the announcements is RPKI invalid.		 10/10
pass Announces IPv6
2 IPv6 prefixes.		 15/15
pass More than one upstream
4 upstreams seen in BGP.		 10/10
pass Working abuse contact
cert@aco.net 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 2026-10-02.		 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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AS1853 health AS1853 RPKI
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[![AS1853 network health](https://ip-fd.net/badge/asn/1853/health.svg)](https://ip-fd.net/asn/1853)
Use rpki.svg instead of health.svg for the RPKI badge.

Routing changes

Last 30 days
2026-10-06 05:29 UTCNew neighbour AS219062 downstream
2026-10-04 07:41 UTCNeighbour gone AS206963 downstream
2026-10-04 07:41 UTCNew neighbour AS39878 downstream
2026-10-04 07:41 UTCNew neighbour AS215248 downstream
2026-10-04 07:41 UTCRelationship changed AS9498 upstream to peer
2026-10-04 07:41 UTCRelationship changed AS6204 upstream to peer
2026-10-04 07:41 UTCRelationship changed AS41327 upstream to peer
2026-10-04 07:41 UTCRelationship changed AS39120 upstream to peer
2026-10-04 07:41 UTCRelationship changed AS35492 upstream to peer
2026-10-04 07:41 UTCRelationship changed AS263444 upstream to peer
2026-10-04 07:41 UTCRelationship changed AS22356 upstream to peer
2026-10-04 07:41 UTCRelationship changed AS15935 upstream to peer
2026-10-04 07:41 UTCRelationship changed AS14840 upstream to peer
2026-10-04 07:41 UTCRelationship changed AS1121 upstream to peer

WHOIS

aut-num:        AS1853
as-name:        ACOnet
descr:          ACOnet Backbone
descr:          AT
org:            ORG-AA1-RIPE
remarks:        ===========================================================
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remarks:        ============================================================
remarks:        Private Peerings
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remarks:        ============================================================
remarks:        Peerings at VIX
remarks:        ============================================================
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remarks:        from AS1764 action pref=100; accept AS-NEXTLAYER
remarks:        to AS1764 announce AS-ACONETTOVIX
remarks:        afi ipv6.unicast from AS1764 accept AS-NEXTLAYER-V6
remarks:        afi ipv6.unicast to AS1764 announce AS-ACONETTOVIX
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remarks:        ============================================================
remarks:        the following range of "private ASes" is used in the context
remarks:        of AS1853: AS64700 - AS64899 see AS-ACONET and below for
remarks:        further information about current assignments
remarks:        ============================================================
admin-c:        AA7477-RIPE
tech-c:         AN1555-RIPE
status:         LEGACY
mnt-by:         ACONET-LIR-MNT
remarks:        ============================================================
remarks:        last change: add AS206375
remarks:        ============================================================
created:        2002-09-19T15:18:24Z
last-modified:  2026-10-02T08:21:23Z
source:         RIPE
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