Data as of Nov 8, 2026

129.176.128.0/19

3 residential-proxy exits · 30 days

Mayo Foundation for Medical Education and Research

Announcement

this exact prefix

No RPKI

Announced by

Type

Business

Residential-proxy exits

Proxy exits

0.04% of its addresses · 30 days

Spread

1 of 32

/24s with at least one exit

Providers

selling exits here

Oct 9, 2026 – Nov 7, 2026

3 observations

Less specific

Prefix	Origin	Type	Proxy exits	Holder	RPKI
129.176.0.0/16 since May 2005	AS7973	Business	5	Mayo Foundation for Medical Education and Research

More specific

Prefix	Origin	Type	Proxy exits	Holder
129.176.136.0/21 since Oct 2025	AS7973	Business	3	Mayo Foundation for Medical Education and Research
129.176.136.0/22 since Aug 2026	AS7973	Business	3	Mayo Foundation for Medical Education and Research
129.176.140.0/22 since Aug 2026	AS7973	Business		Mayo Foundation for Medical Education and Research

Origin network