Universidade do Algarve
Cluster stats
Netblocks9
All fragments 81 blocks across 5 clusters
Cluster ID191907154
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 4 shared RIR contact/maintainer handles
Registry names 1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (9)

⬇ export CSV
CIDR Org name Registry Status Confidence
193.136.224.0/22 Universidade do Algarve RIPE ASSIGNED PA ● high
193.136.228.0/24 Universidade do Algarve RIPE ASSIGNED PA ● high
193.136.252.176/29 Universidade do Algarve RIPE ASSIGNED PA ● high
193.137.1.2/32 Universidade do Algarve RIPE ASSIGNED PA ● high
193.137.2.186/32 Universidade do Algarve RIPE ASSIGNED PA ● high
193.137.58.192/29 Universidade do Algarve RIPE ASSIGNED PA ● high
194.210.248.0/21 Universidade do Algarve RIPE ASSIGNED PA ● high
2001:690:810:18::/64 Universidade do Algarve RIPE ASSIGNED ● high
2001:690:2050::/48 Universidade do Algarve RIPE ASSIGNED ● high

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (9 of 9)
Possible discrepancies (4)

These blocks are registered to Universidade do Algarve but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2001:690:2050::/48 /48 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.
194.210.248.0/21 /21 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.
193.136.224.0/22 /22 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.
193.136.228.0/24 /24 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.

NIC Handles

AS1930-MNT DUMY-RIPE DUMY-RIPE ORG-UDA17-RIPE