Home Prefix Lookup187.79.216.0/21

187.79.216.0/21 - OCLAYER LIMITED (AS207550)

IPv4APNICannouncedAS207550OCLAYER OCLAYER LIMITED RPKI Valid

CIDR

187.79.216.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇹🇼 Taiwan

City

Taoyuan

RIR

APNIC

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
187.79.216.0/21	AS207550 OCLAYER OCLAYER LIMITED	Valid	-	2026-10-11

Related Announcements

1 less-specific, 8 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
187.79.192.0/19	AS38042 SDCL-AS-AP Sky Digital Co., Ltd.	Valid	-	2026-10-11
187.79.216.0/24	AS207550 OCLAYER OCLAYER LIMITED	Valid	-	2026-10-11
187.79.217.0/24	AS207550 OCLAYER OCLAYER LIMITED	Valid	-	2026-10-11
187.79.218.0/24	AS207550 OCLAYER OCLAYER LIMITED	Valid	-	2026-10-11
187.79.219.0/24	AS207550 OCLAYER OCLAYER LIMITED	Valid	-	2026-10-11
187.79.220.0/24	AS207550 OCLAYER OCLAYER LIMITED	Valid	-	2026-10-11
187.79.221.0/24	AS207550 OCLAYER OCLAYER LIMITED	Valid	-	2026-10-11
187.79.222.0/24	AS207550 OCLAYER OCLAYER LIMITED	Valid	-	2026-10-11
187.79.223.0/24	AS207550 OCLAYER OCLAYER LIMITED	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
187.79.216.0/21	AS207550	/24	apnic
187.79.192.0/19	AS38042	/24	apnic
187.79.192.0/19	AS131151	/24	apnic
187.79.192.0/19	AS134823	/24	apnic

Transfer History

Registry transfers of 187.79.216.0/21, blocks inside it, or blocks containing it.

187.79.192.0/18inter-RIRTransfer · 2026-05-05
Globenet Cabos Submarinos America Inc.
🇺🇸 US ARIN
→
Sky Digital Co., Ltd
🇹🇼 TW APNIC
187.79.192.0/18inter-RIRTransfer · 2025-02-20
V.TAL - REDE NEUTRA DE TELECOMUNICACOES S.A.
🇧🇷 BR LACNIC
→
Globenet Cabos Submarinos America Inc.
🇺🇸 US ARIN

Date	Resource	From	To	Type
2026-05-05	187.79.192.0/18inter-RIR	Globenet Cabos Submarinos America Inc. 🇺🇸 US ARIN	Sky Digital Co., Ltd 🇹🇼 TW APNIC	Transfer
2025-02-20	187.79.192.0/18inter-RIR	V.TAL - REDE NEUTRA DE TELECOMUNICACOES S.A. 🇧🇷 BR LACNIC	Globenet Cabos Submarinos America Inc. 🇺🇸 US ARIN	Transfer

Origin ASN

AS207550

OCLAYER OCLAYER LIMITED

Related Prefixes

Covering prefix

187.79.192.0/19AS38042

More prefixes of AS207550

All prefixes of AS207550 →

Geolocation

Country🇹🇼TaiwanTW

CityTaoyuan

Abuse Contact

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 APNIC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/187.79.216.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/187.79.216.0/21" | jq

External Links

RIPEstat