Home Prefix Lookup154.41.85.0/24

154.41.85.0/24 - Zenlayer (AS21859)

IPv4ARINannouncedAS21859ZEN-ECN - Zenlayer Inc RPKI Valid

CIDR

154.41.85.0/24

IP Version

IPv4

Addresses

256

Mask

/24 (255.255.255.0)

Country

🇨🇦 Canada

City

RICHMOND

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
154.41.85.0/24	AS21859 ZEN-ECN - Zenlayer Inc	Valid	ARIN	2026-10-13

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
154.40.0.0/13	AS174 COGENT-174 - Cogent Communications, LLC	No ROA	-	2026-10-13

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
154.41.85.0/24	AS21859	/24	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS21859	ARIN	MNT-COGC	2026-06-17

Transfer History

Registry transfers of 154.41.85.0/24, blocks inside it, or blocks containing it.

154.41.0.0/16M&A · 2025-09-23
PSINet, Inc.
🇺🇸 US ARIN
→
Cogent Communications
🇺🇸 US ARIN

Date	Resource	From	To	Type
2025-09-23	154.41.0.0/16	PSINet, Inc. 🇺🇸 US ARIN	Cogent Communications 🇺🇸 US ARIN	M&A

Origin ASN

AS21859

ZEN-ECN - Zenlayer Inc

Related Prefixes

Covering prefix

154.40.0.0/13AS174

More prefixes of AS21859

All prefixes of AS21859 →

Geolocation

Country🇨🇦CanadaCA

CityRICHMOND

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/154.41.85.0/24

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

curl -s "https://api.ipctl.io/v1/prefix/154.41.85.0/24" | jq

External Links

RIPEstat