Data as of Nov 12, 2026

131.206.77.0/24

No anonymizer space · no proxy exits in 30 days

Research Organization of Information and Systems, National Institute of Informatics · space held by Kyushu Institute of Technology

Announcement
No RPKI
Announced by
Type
Business
Risk
0 / 100 · Low

Network & registry

Routing timeline

Who has announced 131.206.0.0/16

131.206.0.0/16

Routing history

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