Home Prefix Lookup220.154.64.0/21

220.154.64.0/21 - CHINANET GUANGZHOU SOUTHBASE IDC China Telecom (AS135089)

IPv4APNICannouncedAS135089CHINANET-GUANGZHOU-SOUTHBASE-IDC China TelecomNo ROA

CIDR

220.154.64.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇨🇳 China

City

Qingdao (Laoshan Qu)

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
220.154.64.0/21	AS135089 CHINANET-GUANGZHOU-SOUTHBASE-IDC China Telecom	No ROA	Other IRR	2026-10-11

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
220.154.64.0/20	AS58466 CT-GUANGZHOU-IDC CHINANET Guangdong province network	No ROA	-	2026-10-11

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS135089	Other IRR	MAINT-AS4813	2026-03-16

Transfer History

Registry transfers of 220.154.64.0/21, blocks inside it, or blocks containing it.

220.154.0.0/16Transfer · 2024-08-27
China Internet Network Information Center/shinenet
🇨🇳 CN APNIC
→
China Internet Network Information Center/CTXXQD
🇨🇳 CN APNIC
220.154.0.0/16Transfer · 2016-02-24
China Internet Network Information Center/CHINACOMM
🇨🇳 CN APNIC
→
China Internet Network Information Center/shinenet
🇨🇳 CN APNIC

Date	Resource	From	To	Type
2024-08-27	220.154.0.0/16	China Internet Network Information Center/shinenet 🇨🇳 CN APNIC	China Internet Network Information Center/CTXXQD 🇨🇳 CN APNIC	Transfer
2016-02-24	220.154.0.0/16	China Internet Network Information Center/CHINACOMM 🇨🇳 CN APNIC	China Internet Network Information Center/shinenet 🇨🇳 CN APNIC	Transfer

Origin ASN

AS135089

CHINANET-GUANGZHOU-SOUTHBASE-IDC China Telecom

Related Prefixes

Covering prefix

220.154.64.0/20AS58466

More prefixes of AS135089

All prefixes of AS135089 →

Geolocation

Country🇨🇳ChinaCN

RegionShandong

CityQingdao (Laoshan Qu)

Coordinates36.1073, 120.4570 ↗

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/220.154.64.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/220.154.64.0/21" | jq

External Links

RIPEstat