Home Prefix Lookup211.147.88.0/21

211.147.88.0/21 - CNNIC DSNET AP Shanghai Data Solution (AS23853)

IPv4APNICannouncedAS23853CNNIC-DSNET-AP Shanghai Data Solution Co., Ltd. RPKI Valid

CIDR

211.147.88.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇨🇳 China

City

Huamu (Pudong Xinqu)

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
211.147.88.0/21	AS23853 CNNIC-DSNET-AP Shanghai Data Solution Co., Ltd.	Valid	APNIC	2026-10-11

More-Specific Announcements

9 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
211.147.88.0/24	AS23853 CNNIC-DSNET-AP Shanghai Data Solution Co., Ltd.	Valid	-	2026-10-11
211.147.89.0/24	AS23853 CNNIC-DSNET-AP Shanghai Data Solution Co., Ltd.	Valid	-	2026-10-11
211.147.90.0/24	AS23853 CNNIC-DSNET-AP Shanghai Data Solution Co., Ltd.	Valid	-	2026-10-11
211.147.91.0/24	AS23853 CNNIC-DSNET-AP Shanghai Data Solution Co., Ltd.	Valid	-	2026-10-11
211.147.92.0/23	AS23853 CNNIC-DSNET-AP Shanghai Data Solution Co., Ltd.	Valid	-	2026-10-11
211.147.92.0/24	AS23853 CNNIC-DSNET-AP Shanghai Data Solution Co., Ltd.	Valid	-	2026-10-11
211.147.93.0/24	AS23853 CNNIC-DSNET-AP Shanghai Data Solution Co., Ltd.	Valid	-	2026-10-11
211.147.94.0/24	AS23853 CNNIC-DSNET-AP Shanghai Data Solution Co., Ltd.	Valid	-	2026-10-11
211.147.95.0/24	AS23853 CNNIC-DSNET-AP Shanghai Data Solution Co., Ltd.	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
211.147.80.0/20	AS23853	/24	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS23853	APNIC	MAINT-CNNIC-AP	2020-08-31

Origin ASN

AS23853

CNNIC-DSNET-AP Shanghai Data Solution Co., Ltd.

Related Prefixes

More prefixes of AS23853

All prefixes of AS23853 →

Geolocation

Country🇨🇳ChinaCN

RegionShanghai

CityHuamu (Pudong Xinqu)

Coordinates31.2108, 121.5990 ↗

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/211.147.88.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/211.147.88.0/21" | jq

External Links

RIPEstat