Instituto Politecnico de Coimbra
BGP inherited
Cluster stats
| Netblocks | 177 · 41,649 IPv4 addresses |
| Registered in | Portugal (133) · Mexico (11) · Spain (1) |
| All fragments | 182 blocks across 2 clusters |
| Cluster ID | 208848599 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 22 shared RIR contact/maintainer handles |
| Registry names | 17 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
2 weekly snapshots · JSON
23
0 netblocks since 2026-07-13
2026-07-13
peak 23
2026-07-19
IP Ranges (177)
showing 50 of 177 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 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 |
| 193.137.77.192/27 | Instituto Politecnico de Coimbra | RIPE | ASSIGNED PA | ● high |
Network trust
what's this?
RPKI hygiene: B
how networks compare →
93.8%
of checked blocks have valid RPKI ROA coverage
(166 of 177)
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
DUMY-RIPE
DUMY-RIPE
EVOLUTIO-MNT
IPLNET-MNT
ORG-IPDB2-RIPE
ORG-IPDB3-RIPE
ORG-IPDC1-RIPE
ORG-IPDC3-RIPE
ORG-IPDG1-RIPE
ORG-IPDL1-RIPE
+10 more