Home ASN LookupAS47377

AS47377 Orange_Belgium_SA Orange Belgium SA

🇧🇪

Org handle: ORG-MA1-RIPE

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RIPE NCCallocated

Announced Prefixes (BGP)

92total

89 IPv43 IPv6

IPv4 Addresses

Allocated (RIR)974,848

Announced (BGP)1.4M

IPv6 Addresses

Allocated (RIR)3.1×10²⁹

Announced (BGP)2.3×10²⁹

Prefix Limit (IPv4)

1,000

Prefix Limit (IPv6)

Country

🇧🇪 BE

RIR

RIPE NCC

Status

allocated

Allocated

2008-06-10

Routing hygiene

Score 13/100 · Low risk

RPKI ROA coverage

95.7%

3 prefixes RPKI invalid

IRR route objects

96.7%

1 prefix registered for another origin

Hijack signals

0 announced against others' ROAs, 1 own announced by others

Upstreams

diversity 24/100

Routes concentrated on one upstream (87% of routes)
4% of announced prefixes (4 of 92) have no valid ROA, 3 of them RPKI invalid

Based on 92 announced prefixes, updated daily (2026-10-25). How the score works · RPKI explained

Listed on the threat map (2026-10-25)

#5 in Belgium (3 flagged networks located there)

Large hosting providers appear because attackers rent their servers, not necessarily because of the operator.

Announced Prefixes

(BGP)92

Prefix	RPKI	IRR	Last Seen
31.57.205.0/24	Valid	Other IRRRIPE	2026-10-26
31.57.220.0/24MOAS	Valid	Other IRRRIPE	2026-10-26
31.57.223.0/24	Valid	Other IRRRIPE	2026-10-26
31.57.237.0/24	Valid	Other IRRRIPE	2026-10-26
31.57.239.0/24	Valid	Other IRRRIPE	2026-10-26
45.144.130.0/23	No ROA	-	2026-10-26
45.150.118.0/23	Invalid	-	2026-10-26
62.88.0.0/17	Valid	RIPE	2026-10-26
62.88.80.0/21	Valid	-	2026-10-26
82.21.5.0/24	Valid	Other IRRRIPE	2026-10-26

1-10 of 92

1 / 10

Allocated Prefixes

(RIR)52

Prefix	Country	RIR	Status
31.57.205.0/24	🇧🇪 BE	RIPE	assigned
31.57.220.0/24	🇧🇪 BE	RIPE	assigned
31.57.223.0/24	🇧🇪 BE	RIPE	assigned
31.57.237.0/24	🇧🇪 BE	RIPE	assigned
31.57.239.0/24	🇧🇪 BE	RIPE	assigned
45.150.118.0/23	🇿🇦 ZA	RIPE	assigned
62.88.0.0/17	🇧🇪 BE	RIPENCC	allocated
82.21.5.0/24	🇧🇪 BE	RIPE	assigned
83.171.247.0/24	🇧🇪 BE	RIPE	assigned
85.10.64.0/18	🇧🇪 BE	RIPENCC	allocated

1-10 of 52

1 / 6

All 92 announced prefixes of AS47377 →

Downstream Customers(1)

ASN	Name
AS49935	🇧🇪SmartEye SmartEye B.V

BGP Neighbours

(seen in AS paths)

Upstreams (4)

Networks AS47377 hands its own prefixes to: transit providers, or peers at an exchange.

AS3356Level 3 Parent80
AS5511Opentransit Orange S.A8
AS6696VERIXI3
AS9002RETN Limited1

Downstreams (6)

Networks whose own prefixes AS47377 passes on: usually its customers.

AS12763Honda Motor Europe Logistics NV3
AS207467BKM Orange Belgium3
AS34769ORANGE Communications Luxembourg S.A1
AS56369OrangeBE Orange Belgium1
AS57933IRISnet SCRL1
AS207232BE CHIREC D CHIREC Asbl1

Other adjacent networks (1)

Adjacent to AS47377 in the transit part of AS paths: peers, providers or customers.

AS6939Hurricane Electric1

ASPA

No ASPA0 upstreams, 1 downstream

Listed as Upstream Provider by

1 ASN

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/47377

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

curl -s "https://api.ipctl.io/v1/asn/47377" | jq