Home ASN LookupAS39923

AS39923 AS-UNIXSOLUTIONS Unix-Solutions BV

🇧🇪

Org handle: ORG-UB14-RIPE

Unix-Solutions Network

RIPE NCCallocated

Announced Prefixes (BGP)

45total

38 IPv47 IPv6

IPv4 Addresses

Allocated (RIR)17,408

Announced (BGP)19,456

IPv6 Addresses

Allocated (RIR)7.1×10²⁹

Announced (BGP)8.7×10²⁹

Prefix Limit (IPv4)

100

Prefix Limit (IPv6)

Country

🇧🇪 BE

RIR

RIPE NCC

Status

allocated

Allocated

2006-05-18

Routing hygiene

Score 14/100 · Low risk

RPKI ROA coverage

66.7%

no RPKI invalid prefixes

IRR route objects

100%

no origin mismatches

Hijack signals

0 announced against others' ROAs, 0 own announced by others

Upstreams

diversity 58/100

33% of announced prefixes (15 of 45) have no valid ROA

Based on 45 announced prefixes, updated daily (2026-10-23). How the score works · RPKI explained

Announced Prefixes

(BGP)45

Prefix	RPKI	IRR	Last Seen
45.153.152.0/22	Valid	RIPE	2026-10-26
45.153.152.0/23	Valid	RIPE	2026-10-26
45.153.152.0/24	Valid	RIPE	2026-10-26
45.153.154.0/23	Valid	RIPE	2026-10-26
46.19.0.0/24	No ROA	RIPE	2026-10-26
46.19.1.0/24	No ROA	RIPE	2026-10-26
46.19.2.0/24	No ROA	RIPE	2026-10-26
46.19.3.0/24	No ROA	RIPE	2026-10-26
85.159.114.0/24	Valid	RIPE	2026-10-26
91.216.10.0/24	Valid	RIPE	2026-10-26

1-10 of 45

1 / 5

Allocated Prefixes

(RIR)39

Prefix	Country	RIR	Status
45.153.152.0/22	🇧🇪 BE	RIPENCC	allocated
46.19.0.0/24	🇧🇪 BE	RIPE	assigned
46.19.1.0/24	🇧🇪 BE	RIPE	assigned
46.19.2.0/24	🇧🇪 BE	RIPE	assigned
46.19.3.0/24	🇧🇪 BE	RIPE	assigned
85.159.114.0/24	🇧🇪 BE	RIPENCC	allocated
91.216.10.0/24	🇧🇪 BE	RIPENCC	assigned
91.238.219.0/24	🇧🇪 BE	RIPENCC	allocated
109.68.0.0/21	🇧🇪 BE	RIPENCC	allocated
109.68.160.0/21	🇧🇪 BE	RIPENCC	allocated

1-10 of 39

1 / 4

All 45 announced prefixes of AS39923 →

Downstream Customers(3)

ASN	Name
AS49935	🇧🇪SmartEye SmartEye B.V
AS50156	🇬🇧BOXED-IT Boxed IT Ltd.
AS200882	🇧🇪DC_INNOVATIONS_BV DC Innovations BV

BGP Neighbours

(seen in AS paths)

Upstreams (4)

Networks AS39923 hands its own prefixes to: transit providers, or peers at an exchange.

AS8220COLT Technology Services Group Limited26
AS13237LAMBDANET EuNetworks8
AS2914NTT America6
AS6939Hurricane Electric5

Downstreams (9)

Networks whose own prefixes AS39923 passes on: usually its customers.

AS200882DC INNOVATIONS BV DC Innovations BV4
AS204120COLIBRI CONSULTING Colibri Consulting B.V.B.A3
AS208792CoreICT Core ICT N.V3
AS39641ASN WILLUX WILLUX.Be N.V2
AS50906LUCIAD NV1
AS58123NGCOMMUNICATIONS NG Communications BV1
AS199670DNS ANYCAST DNS Belgium VZW1
AS208725DEVRANDOM Devrandom.Be BV1
AS210821CREASA VOF1

ASPA

No ASPA0 upstreams, 3 downstreams

Listed as Upstream Provider by

3 ASNs

View full ASPA details →

Abuse Contact

External Links

RIPE Whois RIPEstat

Learn more

What is an ASN?Autonomous systems, ASN ranges and how they are assigned
RPKI and route origin validationWhat the RPKI badges on the prefix list mean
How to run an ASPA checkVerify the upstream providers listed above
IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
ASN data in AI agents and SIEMMCP server and API integrations

API

Open

GEThttps://api.ipctl.io/v1/asn/39923

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/39923" | jq