222.22.0.0/16

🇨🇳

IPv4APNICallocatedNo ROA

CIDR

222.22.0.0/16

IP Version

IPv4

Addresses

65.5K

Mask

/16 (255.255.0.0)

Country

🇨🇳 China

City

Wuhan

RIR

APNIC

Status

allocated

Allocated

9/24/2003

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
This prefix is not currently announced in BGP. See covering prefix below.

13 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
222.16.0.0/12	AS4538ERX-CERNET-BKB - China Education and Research Network Center	No ROA	—	5/31/2026
222.16.0.0/13	AS4538ERX-CERNET-BKB - China Education and Research Network Center	No ROA	—	5/31/2026
222.22.0.0/18	AS4538ERX-CERNET-BKB - China Education and Research Network Center	No ROA	—	5/31/2026
222.22.0.0/18	AS24360CNGI-ZHZ-IX-AS-AP - CERNET2 IX at Zhengzhou University	No ROA	—	5/31/2026
222.22.224.0/19	AS4538ERX-CERNET-BKB - China Education and Research Network Center	No ROA	—	5/31/2026
222.22.64.0/20	AS4538ERX-CERNET-BKB - China Education and Research Network Center	No ROA	—	5/31/2026
222.22.112.0/20	AS4538ERX-CERNET-BKB - China Education and Research Network Center	No ROA	—	5/31/2026
222.22.80.0/20	AS4538ERX-CERNET-BKB - China Education and Research Network Center	No ROA	—	5/31/2026
222.22.64.0/20	AS24360CNGI-ZHZ-IX-AS-AP - CERNET2 IX at Zhengzhou University	No ROA	—	5/31/2026
222.22.80.0/20	AS24360CNGI-ZHZ-IX-AS-AP - CERNET2 IX at Zhengzhou University	No ROA	—	5/31/2026
222.22.112.0/20	AS24360CNGI-ZHZ-IX-AS-AP - CERNET2 IX at Zhengzhou University	No ROA	—	5/31/2026
222.22.96.0/22	AS4538ERX-CERNET-BKB - China Education and Research Network Center	No ROA	—	5/31/2026
222.22.96.0/22	AS24360CNGI-ZHZ-IX-AS-AP - CERNET2 IX at Zhengzhou University	No ROA	—	5/31/2026

Geolocation

Country🇨🇳ChinaCN

RegionHubei

CityWuhan

API

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

curl -s "https://api.ipctl.io/v1/prefix/222.22.0.0/16" | jq

External Links