Instituto Politecnico de Coimbra

Data as of 2026-07-26
BGP inherited
Complete entity footprint
2 linked clusters · 225 netblocks · 104,506 IPv4 addresses · 32 IPv6 prefixes
This organisation's clusters combined by evidence — shared operating domain ipn.mx — not name similarity, so genuinely different organisations that share a name are excluded.
View the full entity page →
Cluster stats
Netblocks176 · 104,506 IPv4 addresses
IPv6 32 prefixes (largest 2001:690:2008::/48)
Registered in Portugal (133) · Mexico (11)
All fragments 181 blocks across 2 clusters
Cluster ID213199786
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 25 shared RIR contact/maintainer handles
Registry names 17 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

3 weekly snapshots · JSON
176 +153 netblocks since 2026-07-13
2026-07-13 peak 176 2026-07-26

IP Ranges (176)

showing 50 of 176 — see all — ⬇ export CSV
CIDR Org name Registry Status Confidence
148.204.0.0/16 Instituto Politecnico Nacional LACNIC ASSIGNED ● high
192.68.221.0/24 Instituto Politecnico de Lisboa RIPE LEGACY ● high
192.104.48.0/24 Instituto Politecnico de Lisboa RIPE LEGACY ● high
193.136.1.34/32 Instituto Politecnico de Setubal RIPE ASSIGNED PA ● high
193.136.1.66/32 Instituto Politecnico de Leiria RIPE ASSIGNED PA ● high
193.136.1.86/32 Instituto Politecnico de Portalegre RIPE ASSIGNED PA ● high
193.136.1.154/32 Instituto Politecnico de Lisboa RIPE ASSIGNED PA ● high
193.136.1.155/32 Instituto Politecnico de Lisboa RIPE ASSIGNED PA ● high
193.136.1.202/32 Instituto Politecnico de Lisboa RIPE ASSIGNED PA ● high
193.136.1.203/32 Instituto Politecnico de Lisboa RIPE ASSIGNED PA ● high
193.136.1.234/32 Instituto Politecnico de Leiria RIPE ASSIGNED PA ● high
193.136.4.154/32 Instituto Politecnico de Coimbra RIPE ASSIGNED PA ● high
193.136.4.194/32 Instituto Politecnico do Porto RIPE ASSIGNED PA ● high
193.136.56.0/21 Instituto Politecnico do Porto RIPE ASSIGNED PA ● high
193.136.68.0/22 Instituto Politecnico do Porto RIPE ASSIGNED PA ● high
193.136.194.0/23 Instituto Politecnico de Braganca RIPE ASSIGNED PA ● high
193.136.231.0/24 Instituto Politecnico de Braganca RIPE ASSIGNED PA ● high
193.136.252.144/29 Instituto Politecnico de Braganca RIPE ASSIGNED PA ● high
193.137.1.102/32 Instituto Politecnico de Santarem RIPE ASSIGNED PA ● high
193.137.1.134/32 Instituto Politecnico de Castelo Branco RIPE ASSIGNED PA ● high
193.137.2.82/32 Instituto Politecnico de Beja RIPE ASSIGNED PA ● high
193.137.2.142/32 Instituto Politecnico de Castelo Branco RIPE ASSIGNED PA ● high
193.137.2.155/32 Instituto Politecnico de Braganca RIPE ASSIGNED PA ● high
193.137.2.156/32 Instituto Politecnico de Braganca RIPE ASSIGNED PA ● high
193.137.5.0/24 Instituto Politecnico de Tomar RIPE ASSIGNED PA ● high
193.137.7.0/24 Instituto Politecnico de Viseu RIPE ASSIGNED PA ● high
193.137.44.0/22 Instituto Politecnico de Setubal RIPE ASSIGNED PA ● high
193.137.58.32/29 Instituto Politecnico de Leiria RIPE ASSIGNED PA ● high
193.137.58.80/29 Instituto Politecnico de Castelo Branco RIPE ASSIGNED PA ● high
193.137.58.96/29 Instituto Politecnico de Setubal RIPE ASSIGNED PA ● high
193.137.58.176/29 Instituto Politecnico de Beja RIPE ASSIGNED PA ● high
193.137.58.208/29 Instituto Politecnico da Guarda RIPE ASSIGNED PA ● high
193.137.59.16/29 Instituto Politecnico de Coimbra RIPE ASSIGNED PA ● high
193.137.59.32/29 Instituto Politecnico de Portalegre RIPE ASSIGNED PA ● high
193.137.59.64/29 Instituto Politecnico de Tomar RIPE ASSIGNED PA ● high
193.137.59.112/29 Instituto Politecnico do Porto RIPE ASSIGNED PA ● high
193.137.59.128/29 Instituto Politecnico de Lisboa RIPE ASSIGNED PA ● high
193.137.59.144/29 Instituto Politecnico de Santarem RIPE ASSIGNED PA ● high
193.137.59.192/29 Instituto Politecnico de Braganca RIPE ASSIGNED PA ● high
193.137.59.224/29 Instituto Politecnico de Viseu RIPE ASSIGNED PA ● high
193.137.62.0/23 Instituto Politecnico de Braganca RIPE ASSIGNED PA ● high
193.137.66.64/27 Instituto Politecnico de Castelo Branco RIPE ASSIGNED PA ● high
193.137.66.96/27 Instituto Politecnico de Castelo Branco RIPE ASSIGNED PA ● high
193.137.66.128/26 Instituto Politecnico de Castelo Branco RIPE ASSIGNED PA ● high
193.137.66.192/27 Instituto Politecnico de Castelo Branco RIPE ASSIGNED PA ● high
193.137.68.0/22 Instituto Politecnico de Santarem RIPE ASSIGNED PA ● high
193.137.76.0/25 Instituto Politecnico de Coimbra RIPE ASSIGNED PA ● high
193.137.76.128/26 Instituto Politecnico de Coimbra RIPE ASSIGNED PA ● high
193.137.77.0/25 Instituto Politecnico de Coimbra RIPE ASSIGNED PA ● high
193.137.77.128/26 Instituto Politecnico de Coimbra RIPE ASSIGNED PA ● high

IPv6 ranges (32)

showing the 15 largest allocations
CIDR
2001:690:2008::/48
2001:690:2009::/48
2001:690:2060::/48
2001:690:2070::/48
2001:690:20c0::/48
2001:690:2120::/48
2001:690:2121::/48
2001:690:2144::/48
2001:690:2260::/48
2001:690:22c0::/48
2001:690:23c0::/48
2001:690:23d0::/48
2001:690:810:118::/64
2001:690:810:119::/64
2001:690:810:133::/64

Domains hosted in this network

what's this?
ipb.pt

Network trust

what's this?
RPKI hygiene: B how networks compare →
93.8% of checked blocks have valid RPKI ROA coverage (165 of 176)
Possible discrepancies (66)

These blocks are registered to Instituto Politecnico de Coimbra 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.

2001:690:23c0::/48 /48 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.
2001:690:2008::/48 /48 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.
2001:690:2009::/48 /48 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.
2001:690:2060::/48 /48 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.
2001:690:2070::/48 /48 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.
2001:690:2120::/48 /48 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.
2001:690:2121::/48 /48 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.
2001:690:2144::/48 /48 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.
2001:690:2260::/48 /48 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.
2001:690:22c0::/48 /48 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.
2001:690:23d0::/48 /48 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.
2001:690:20c0::/48 /48 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.
194.210.192.0/20 /20 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.
193.236.160.0/20 /20 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.
193.136.56.0/21 /21 authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P.
+51 more — see the REST API

NIC Handles

AS1930-MNT AS3484 CAI26 DUMY-RIPE DUMY-RIPE IPLNET-MNT MLC3 MLC3 MX-IPNA-LACNIC ORG-IPDB2-RIPE ORG-IPDB3-RIPE ORG-IPDC1-RIPE +13 more