Home Prefix Lookup120.133.38.0/24

120.133.38.0/24 - China Telecom (Group) (AS4835)

IPv4APNICannouncedAS4835CHINANET-IDC-SN - China Telecom (Group) RPKI Valid

CIDR

120.133.38.0/24

IP Version

IPv4

Addresses

256

Mask

/24 (255.255.255.0)

Country

🇨🇳 China

City

Chaowai (Chaoyang)

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
120.133.38.0/24	AS4835 CHINANET-IDC-SN - China Telecom (Group)	Valid	-	2026-10-12

Covering Prefix

8 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
120.133.0.0/16	AS9308 CHINA-ABITCOOL - Abitcool(China) Inc.	No ROA	-	2026-10-12
120.133.0.0/16	AS23724 CHINANET-IDC-BJ-AP - IDC, China Telecommunications Corporation	No ROA	-	2026-10-12
120.133.0.0/17	AS9308 CHINA-ABITCOOL - Abitcool(China) Inc.	Valid	-	2026-10-12
120.133.0.0/18	AS9308 CHINA-ABITCOOL - Abitcool(China) Inc.	Valid	-	2026-10-12
120.133.0.0/18	AS9802 CHINA-ABITCOOL - Abitcool(China) Inc.	Valid	-	2026-10-12
120.133.32.0/20	AS4808 CHINA169-BJ - China Unicom Beijing Province Network	Valid	-	2026-10-12
120.133.32.0/20	AS9308 CHINA-ABITCOOL - Abitcool(China) Inc.	Valid	-	2026-10-12
120.133.32.0/20	AS23724 CHINANET-IDC-BJ-AP - IDC, China Telecommunications Corporation	Valid	-	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
120.133.0.0/17	AS4808	/32	apnic
120.133.0.0/17	AS4835	/32	apnic
120.133.0.0/17	AS4847	/32	apnic
120.133.0.0/17	AS9308	/32	apnic
120.133.0.0/17	AS9802	/32	apnic
120.133.0.0/17	AS9808	/32	apnic
120.133.0.0/17	AS17428	/32	apnic
120.133.0.0/17	AS23724	/32	apnic
120.133.0.0/17	AS56048	/32	apnic
120.133.0.0/17	AS59020	/32	apnic
120.133.0.0/17	AS133111	/32	apnic
120.133.0.0/17	AS133119	/32	apnic
120.133.0.0/17	AS141679	/32	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS17428	Other IRR	MAINT-HGC-INTL	2026-10-02

Origin ASN

AS4835

CHINANET-IDC-SN - China Telecom (Group)

Related Prefixes

Covering prefix

120.133.32.0/20AS4808

More prefixes of AS4835

All prefixes of AS4835 →

Geolocation

Country🇨🇳ChinaCN

RegionBeijing

CityChaowai (Chaoyang)

Coordinates39.9715, 116.4900 ↗

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/120.133.38.0/24

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

curl -s "https://api.ipctl.io/v1/prefix/120.133.38.0/24" | jq

External Links

RIPEstat