Home ASN LookupAS51447

AS51447 ROOTLAYERNET RootLayer Web Services LLC

🇺🇸

Org handle: ORG-RWSL4-RIPE

RIPE NCCallocated

Announced Prefixes (BGP)

10total

10 IPv40 IPv6

IPv4 Addresses

Allocated (RIR)3,584

Announced (BGP)2,560

IPv6 Addresses

Allocated (RIR)0

Announced (BGP)0

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

🇺🇸 US

RIR

RIPE NCC

Status

allocated

Allocated

2017-09-25

Announced Prefixes

(BGP)10

Prefix	RPKI	IRR	Last Seen
45.137.20.0/24	No ROA	RIPE	2026-10-11
45.137.21.0/24	No ROA	RIPE	2026-10-11
45.137.22.0/24	No ROA	RIPE	2026-10-11
45.137.23.0/24	No ROA	RIPE	2026-10-11
103.178.236.0/24	Valid	APNIC	2026-10-11
103.178.237.0/24	Valid	APNIC	2026-10-11
185.222.56.0/24	No ROA	RIPE	2026-10-11
185.222.57.0/24	No ROA	RIPE	2026-10-11
185.222.58.0/24	No ROA	RIPE	2026-10-11
185.222.59.0/24	No ROA	RIPE	2026-10-11

Allocated Prefixes

(RIR)8

Prefix	Country	RIR	Status
45.137.20.0/22	🇺🇸 US	RIPENCC	allocated
103.178.236.0/24	🇳🇱 NL	APNIC	assigned
103.178.237.0/24	🇳🇱 NL	APNIC	assigned
185.222.56.0/22	🇺🇸 US	RIPENCC	allocated
185.222.56.0/24	🇳🇱 NL	RIPE	assigned
185.222.57.0/24	🇳🇱 NL	RIPE	assigned
185.222.58.0/24	🇳🇱 NL	RIPE	assigned
185.222.59.0/24	🇳🇱 NL	RIPE	assigned

All 10 announced prefixes of AS51447 →

BGP Neighbours

(seen in AS paths)

Upstreams (2)

Networks AS51447 hands its own prefixes to: transit providers, or peers at an exchange.

AS49981WorldStream B.V6
AS49453GLOBALLAYER Global Layer B.V4

Transfer History

Registry transfers of AS51447 between organisations.

AS51447M&A · 2026-07-14
RootLayer Web Services Ltd.
🇧🇩 BD RIPE NCC
→
RootLayer Web Services LLC
🇺🇸 US RIPE NCC

Date	Resource	From	To	Type
2026-07-14	AS51447	RootLayer Web Services Ltd. 🇧🇩 BD RIPE NCC	RootLayer Web Services LLC 🇺🇸 US RIPE NCC	M&A

ASPA

No ASPA

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
ASPA explainedWhy AS51447 should publish an ASPA object
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/51447

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

curl -s "https://api.ipctl.io/v1/asn/51447" | jq