Home Prefix Lookup160.21.144.0/20

160.21.144.0/20 - BGP Prefix

IPv4RIPE NCCallocated RPKI Invalid

CIDR

160.21.144.0/20

IP Version

IPv4

Addresses

Mask

/20 (255.255.240.0)

Country

🇨🇳 China

City

Haidian (Haidian Qu)

RIR

RIPE NCC

Status

allocated

Allocated

2026-03-11

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below.

More-Specific Announcements

2 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
160.21.145.0/24	AS218741 ORG-LWL9-AS LATITUDE WIRELESS LLC	Invalid	-	2026-10-12
160.21.148.0/24	AS402671 FROCEL - Frontier	Invalid	-	2026-10-12

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS135091	Other IRR	MAINT-HGC-INTL	2026-10-02

More Specific Prefixes

Prefix	AS	Country	Status
160.21.144.0/21		🇯🇵JP	assigned
160.21.144.0/23		🇪🇺EU	assigned
160.21.144.0/24		🇨🇳CN	assigned
160.21.145.0/24	AS218741	🇪🇺EU	assigned
160.21.146.0/23		🇪🇺EU	assigned
160.21.146.0/24		🇨🇳CN	assigned
160.21.147.0/24		🇪🇺EU	assigned
160.21.148.0/22		🇪🇺EU	assigned
160.21.148.0/23		🇪🇺EU	assigned
160.21.148.0/24	AS402671	🇨🇳CN	assigned
160.21.149.0/24		🇨🇳CN	assigned
160.21.150.0/23		🇪🇺EU	assigned
160.21.150.0/24		🇪🇺EU	assigned
160.21.151.0/24		🇨🇳CN	assigned
160.21.152.0/21		🇯🇵JP	assigned

Transfer History

Registry transfers of 160.21.144.0/20, blocks inside it, or blocks containing it.

160.21.144.0/20inter-RIRTransfer · 2026-08-10
Japan Network Information Center/GMO-BRS
🇯🇵 JP APNIC
→
GMO NetIRD, inc.
🇯🇵 JP RIPE NCC
160.21.144.0/20Transfer · 2026-07-01
Japan Network Information Center/NIDEC-SANKYO
🇯🇵 JP APNIC
→
Japan Network Information Center/GMO-BRS
🇯🇵 JP APNIC

Date	Resource	From	To	Type
2026-08-10	160.21.144.0/20inter-RIR	Japan Network Information Center/GMO-BRS 🇯🇵 JP APNIC	GMO NetIRD, inc. 🇯🇵 JP RIPE NCC	Transfer
2026-07-01	160.21.144.0/20	Japan Network Information Center/NIDEC-SANKYO 🇯🇵 JP APNIC	Japan Network Information Center/GMO-BRS 🇯🇵 JP APNIC	Transfer

Geolocation

Country🇨🇳ChinaCN

RegionBeijing

CityHaidian (Haidian Qu)

Coordinates39.9999, 116.3150 ↗

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 RIPE NCC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/160.21.144.0/20

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

curl -s "https://api.ipctl.io/v1/prefix/160.21.144.0/20" | jq

External Links

RIPEstat