202.127.232.0/21

🇨🇳

CIDR

202.127.232.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇨🇳 China

City

Haidian (Haidian Qu)

RIR

APNIC

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
202.127.232.0/21	AS4538ERX-CERNET-BKB - China Education and Research Network Center	No ROA	—	6/1/2026

9 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
202.127.224.0/19	AS4538ERX-CERNET-BKB - China Education and Research Network Center	No ROA	—	6/1/2026
202.127.233.0/24	AS4538ERX-CERNET-BKB - China Education and Research Network Center	No ROA	—	6/1/2026
202.127.239.0/24	AS4538ERX-CERNET-BKB - China Education and Research Network Center	No ROA	—	6/1/2026
202.127.236.0/24	AS4538ERX-CERNET-BKB - China Education and Research Network Center	No ROA	—	6/1/2026
202.127.232.0/24	AS4538ERX-CERNET-BKB - China Education and Research Network Center	No ROA	—	6/1/2026
202.127.237.0/24	AS4538ERX-CERNET-BKB - China Education and Research Network Center	No ROA	—	6/1/2026
202.127.233.0/24	AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and Telecommunications	No ROA	—	6/1/2026
202.127.236.0/24	AS24365CNGI-SH-IX2-AS-AP - CERNET2 IX at Fudan University	No ROA	—	6/1/2026
202.127.237.0/24	AS138373CNGI-FZH-IX-AS-AP - CERNET2 regional IX at Fuzhou University	No ROA	—	6/1/2026

Origin ASN

Geolocation

Country🇨🇳ChinaCN

RegionBeijing

CityHaidian (Haidian Qu)

API

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

curl -s "https://api.ipctl.io/v1/prefix/202.127.232.0/21" | jq

External Links