Home Prefix Lookup211.103.0.0/17

211.103.0.0/17 - China Mobile Communications Group (AS9808)

IPv4APNICallocatedAS9808CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd.No ROA

CIDR

211.103.0.0/17

IP Version

IPv4

Addresses

32.7K

Mask

/17 (255.255.128.0)

Country

🇨🇳 China

City

Nanjing

RIR

APNIC

Status

allocated

Allocated

1999-12-14

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
211.103.0.0/17	AS9808 CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd.	No ROA	APNICOther IRR	2026-10-12

More-Specific Announcements

62 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
211.103.0.0/18	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.0.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.1.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.2.0/23	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.4.0/22	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.4.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.7.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.8.0/22	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.10.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.12.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.13.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.14.0/23	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.16.0/21	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.17.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.19.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.20.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.24.0/22	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.24.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.25.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.28.0/23	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.29.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.30.0/23	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.32.0/22	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.32.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.34.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.36.0/23	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.38.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.39.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.40.0/22	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.40.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.41.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.44.0/23	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.46.0/23	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.48.0/22	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.48.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.49.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.50.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.51.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.52.0/22	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.55.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.56.0/21	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.64.0/20	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.64.0/21	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.72.0/21	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.80.0/20	AS38019 CMNET-V4TIANJIN-AS-AP - tianjin Mobile Communication Company Limited	Valid	-	2026-10-12
211.103.82.0/23	AS38019 CMNET-V4TIANJIN-AS-AP - tianjin Mobile Communication Company Limited	Valid	-	2026-10-12
211.103.84.0/24	AS38019 CMNET-V4TIANJIN-AS-AP - tianjin Mobile Communication Company Limited	Valid	-	2026-10-12
211.103.85.0/24	AS38019 CMNET-V4TIANJIN-AS-AP - tianjin Mobile Communication Company Limited	Valid	-	2026-10-12
211.103.89.0/24	AS38019 CMNET-V4TIANJIN-AS-AP - tianjin Mobile Communication Company Limited	Valid	-	2026-10-12
211.103.91.0/24	AS38019 CMNET-V4TIANJIN-AS-AP - tianjin Mobile Communication Company Limited	Valid	-	2026-10-12
211.103.92.0/22	AS38019 CMNET-V4TIANJIN-AS-AP - tianjin Mobile Communication Company Limited	Valid	-	2026-10-12
211.103.96.0/19	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.96.0/21	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.103.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.104.0/21	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.107.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.108.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.110.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.112.0/21	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.113.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.120.0/21	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12
211.103.127.0/24	AS56046 CMNET-Jiangsu-AP - China Mobile communications corporation	Valid	-	2026-10-12

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS9808	APNIC	MAINT-CN-CMCC	2021-12-10
AS9808	Other IRR	MAINT-AS4637	2023-11-13

More Specific Prefixes

Prefix	Country	Status
211.103.10.128/29	🇨🇳CN	assigned
211.103.10.136/29	🇨🇳CN	assigned
211.103.10.144/30	🇨🇳CN	assigned
211.103.10.152/29	🇨🇳CN	assigned
211.103.10.160/29	🇨🇳CN	assigned
211.103.10.192/29	🇨🇳CN	assigned
211.103.11.232/29	🇨🇳CN	assigned
211.103.27.8/29	🇨🇳CN	assigned
211.103.30.160/28	🇨🇳CN	assigned
211.103.36.128/30	🇨🇳CN	assigned
211.103.36.132/31	🇨🇳CN	assigned
211.103.36.144/29	🇨🇳CN	assigned
211.103.51.0/29	🇨🇳CN	assigned
211.103.51.8/29	🇨🇳CN	assigned
211.103.51.16/29	🇨🇳CN	assigned
211.103.51.24/29	🇨🇳CN	assigned
211.103.51.32/29	🇨🇳CN	assigned
211.103.51.40/29	🇨🇳CN	assigned
211.103.51.48/29	🇨🇳CN	assigned
211.103.51.56/29	🇨🇳CN	assigned
211.103.51.64/29	🇨🇳CN	assigned
211.103.51.72/29	🇨🇳CN	assigned
211.103.51.224/28	🇨🇳CN	assigned
211.103.77.56/29	🇨🇳CN	assigned
211.103.77.64/29	🇨🇳CN	assigned
211.103.77.88/29	🇨🇳CN	assigned
211.103.84.0/29	🇨🇳CN	assigned
211.103.84.8/29	🇨🇳CN	assigned
211.103.84.16/29	🇨🇳CN	assigned
211.103.84.24/29	🇨🇳CN	assigned
211.103.84.32/27	🇨🇳CN	assigned
211.103.84.64/26	🇨🇳CN	assigned
211.103.84.128/25	🇨🇳CN	assigned
211.103.85.0/29	🇨🇳CN	assigned
211.103.85.8/32	🇨🇳CN	assigned
211.103.102.124/30	🇨🇳CN	assigned
211.103.102.192/28	🇨🇳CN	assigned
211.103.102.208/29	🇨🇳CN	assigned
211.103.102.208/31	🇨🇳CN	assigned
211.103.102.224/30	🇨🇳CN	assigned
211.103.102.232/30	🇨🇳CN	assigned
211.103.102.236/30	🇨🇳CN	assigned
211.103.102.252/30	🇨🇳CN	assigned
211.103.103.64/26	🇨🇳CN	assigned
211.103.110.56/29	🇨🇳CN	assigned
211.103.110.128/29	🇨🇳CN	assigned
211.103.110.136/29	🇨🇳CN	assigned
211.103.110.144/29	🇨🇳CN	assigned
211.103.110.152/29	🇨🇳CN	assigned
211.103.110.160/28	🇨🇳CN	assigned
211.103.110.176/29	🇨🇳CN	assigned
211.103.110.184/29	🇨🇳CN	assigned
211.103.110.192/29	🇨🇳CN	assigned
211.103.110.208/29	🇨🇳CN	assigned
211.103.110.216/29	🇨🇳CN	assigned
211.103.110.224/29	🇨🇳CN	assigned
211.103.118.208/29	🇨🇳CN	assigned
211.103.118.216/29	🇨🇳CN	assigned
211.103.118.224/29	🇨🇳CN	assigned
211.103.118.232/29	🇨🇳CN	assigned
211.103.118.240/28	🇨🇳CN	assigned
211.103.126.216/29	🇨🇳CN	assigned
211.103.126.224/29	🇨🇳CN	assigned
211.103.126.232/29	🇨🇳CN	assigned
211.103.126.240/29	🇨🇳CN	assigned
211.103.126.248/29	🇨🇳CN	assigned

Origin ASN

AS9808

CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd.

Related Prefixes

More prefixes of AS9808

All prefixes of AS9808 →

Geolocation

Country🇨🇳ChinaCN

RegionJiangsu

CityNanjing

Coordinates32.0607, 118.7630 ↗

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/211.103.0.0/17

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

curl -s "https://api.ipctl.io/v1/prefix/211.103.0.0/17" | jq

External Links

RIPEstat