Home Prefix Lookup216.203.20.0/24

216.203.20.0/24 - BL Networks (AS399629)

IPv4ARINannouncedAS399629BLNWX - BL Networks RPKI Valid

CIDR

216.203.20.0/24

IP Version

IPv4

Addresses

256

Mask

/24 (255.255.255.0)

Country

🇳🇱 The Netherlands

City

Amsterdam

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
216.203.20.0/24	AS399629 BLNWX - BL Networks	Valid	ARINOther IRR	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
216.203.20.0/24	AS399629	/24	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS399629	ARIN	MNT-BNL-77	2026-03-11
AS399629	Other IRR	MAINT-AS399629	2026-03-11

Transfer History

Registry transfers of 216.203.20.0/24, blocks inside it, or blocks containing it.

216.203.20.0/23Transfer · 2026-02-09
BroadbandONE, LLC
🇺🇸 US ARIN
→
BL Networks
🇺🇸 US ARIN
216.203.20.0/22M&A · 2023-02-07
Sungard Availability Network Solutions, Inc.
🇺🇸 US ARIN
→
BroadbandONE, LLC
🇺🇸 US ARIN

Date	Resource	From	To	Type
2026-02-09	216.203.20.0/23	BroadbandONE, LLC 🇺🇸 US ARIN	BL Networks 🇺🇸 US ARIN	Transfer
2023-02-07	216.203.20.0/22	Sungard Availability Network Solutions, Inc. 🇺🇸 US ARIN	BroadbandONE, LLC 🇺🇸 US ARIN	M&A

Origin ASN

AS399629

BLNWX - BL Networks

Related Prefixes

More prefixes of AS399629

All prefixes of AS399629 →

Geolocation

Country🇳🇱The NetherlandsNL

RegionNorth Holland

CityAmsterdam

Coordinates52.3676, 4.9041 ↗

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfers in the ARIN regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/216.203.20.0/24

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/216.203.20.0/24" | jq

External Links

RIPEstat