Data as of Nov 8, 2026

219.223.232.0/21

2 residential-proxy exits · 30 days

China Education and Research Network Center · space held by China Education and Research Network

Announcement

this exact prefix

No RPKI

Announced by

Type

Business

Residential-proxy exits

Proxy exits

0.10% of its addresses · 30 days

Spread

1 of 8

/24s with at least one exit

Providers

selling exits here

Oct 9, 2026 – Nov 7, 2026

2 observations

Less specific

Prefix	Origin	Type	Proxy exits	Holder
219.223.192.0/18	AS4538	Business	2	China Education and Research Network
219.223.0.0/16 since Sep 18, 2026	AS4538	Business	4	China Education and Research Network
219.216.0.0/13 since May 2005	AS4538	Business	521 4 always on

More specific

Prefix	Origin	Type	Proxy exits	Holder	RPKI
219.223.232.0/22	AS4538	Business	1	China Education and Research Network
219.223.236.0/22	AS4538	Business		China Education and Research Network

Origin network