Data as of Nov 14, 2026

139.83.0.0/16

No anonymizer space · no proxy exits in 30 days

Fundacao para a Ciencia e a Tecnologia, I.P.

Announcement
this exact prefix
RPKI valid
Announced by
Type
Business
Risk
0 / 100 · Low

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
139.83.0.0/1665,536RCCNFundacao para a Ciencia e a Tecnologia, I.P. (ORG-FPAC1-RIPE) · PTLEGACY—report@csirt.fct.pt
└ 139.83.255.255/321RCTS-ORPAFundacao para a Ciencia e a Tecnologia, I.P. (ORG-FPAC1-RIPE) · PTLEGACYSep 12, 2016report@csirt.fct.pt

Network & registry

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