Data as of Nov 11, 2026

129.55.0.0/16

1 residential-proxy exit · 30 days

Massachusetts Institute of Technology

Announcement

this exact prefix

No RPKI

Announced by

AS63

Type

Business

Residential-proxy exits

Proxy exits

<0.01% of its addresses · 30 days

Spread

1 of 256

/24s with at least one exit

Providers

selling exits here

Oct 12, 2026 – Nov 10, 2026

Exits seen per day

4 observations

Proxy providers listing exits

AnyIP
FlexyProxies
GonzoProxy
Infatica
MangoProxy

Announcements

More specific

Announcements inside

Prefix	Origin	Type	Holder	RPKI
129.55.201.0/24 since Sep 2021	AS63	Business	Massachusetts Institute of Technology

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern: Stable
First seen: May 2005
Current origin since: May 2005 · 22 yr
Origin networks: 1

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS63	RADB	NET-MIT-LL2	MAINT-MITLL	Nov 13, 2023
AS198949 not the origin	RADB	MIT Lincoln Laboratory	MAINT-AS198949	Jun 20, 2025

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
129.55.90.0/24	AS8987	ARIN	Massachusetts Institute of Technology	MNT-MIT-Z	Nov 21, 2025
129.55.100.0/24	AS63	RADB	PNAP-NYM	MAINT-AS1828	Nov 13, 2023