CAS TELECOMUNICACOES EIRELI
Cluster stats
| Netblocks | 22 |
| All fragments | 51 blocks across 15 clusters |
| Cluster ID | 191595323 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 11 shared RIR contact/maintainer handles |
| Registry names | 8 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (22)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 45.68.74.161/32 | CAS TELECOMUNICACOES EIRELI | PEERINGDB | ASSIGNED | ● high |
| 138.97.232.0/22 | CAS TELECOMUNICACOES EIRELI | BGP | ANNOUNCED | ● high |
| 138.97.232.0/23 | CAS TELECOMUNICACOES EIRELI | BGP | ANNOUNCED | ● high |
| 138.97.234.0/23 | CAS TELECOMUNICACOES EIRELI | BGP | ANNOUNCED | ● high |
| 170.0.124.0/22 | CAS TELECOMUNICACOES EIRELI | BGP | ANNOUNCED | ● high |
| 170.0.124.0/23 | CAS TELECOMUNICACOES EIRELI | BGP | ANNOUNCED | ● high |
| 170.0.126.0/23 | CAS TELECOMUNICACOES EIRELI | BGP | ANNOUNCED | ● high |
| 203.198.214.168/29 | cas-svc-hk | APNIC | ASSIGNED NON-PORTABLE | ● high |
| 2001:12f8:0:9::146:161/128 | CAS TELECOMUNICACOES EIRELI | PEERINGDB | ASSIGNED | ● high |
| 2804:2424::/33 | CAS TELECOMUNICACOES EIRELI | BGP | ANNOUNCED | ● high |
| 2804:2424::/32 | CAS TELECOMUNICACOES EIRELI | BGP | ANNOUNCED | ● high |
| 2804:2424:8000::/33 | CAS TELECOMUNICACOES EIRELI | BGP | ANNOUNCED | ● high |
| 78.40.121.224/27 | CAS-IGU | RIPE | ASSIGNED PA | ● low |
| 78.40.127.160/27 | CAS-IGU | RIPE | ASSIGNED PA | ● low |
| 147.231.0.0/16 | CAS-TCZ | RIPE | LEGACY | ● low |
| 158.58.177.64/26 | CAS-IGU | RIPE | ASSIGNED PA | ● low |
| 2001:718:400::/42 | CAS-6TCZ | RIPE | ALLOCATED-BY-LIR | ● low |
| 2001:718:400::/44 | CAS-PRG-6TCZ | RIPE | AGGREGATED-BY-LIR | ● low |
| 2001:718:40f::/48 | CAS-PRG-6TCZ | RIPE | AGGREGATED-BY-LIR | ● low |
| 2001:718:410::/44 | CAS-PRG-6TCZ | RIPE | AGGREGATED-BY-LIR | ● low |
| 2001:718:1e00:8100::/56 | CAS-IC-6TCZ | RIPE | ASSIGNED | ● low |
| 2001:718:1e01::/48 | CAS-6TCZ | RIPE | ASSIGNED | ● low |
Network trust
what's this?
RPKI hygiene: C
how networks compare →
59.1%
of checked blocks have valid RPKI ROA coverage
(13 of 22)
Possible discrepancies (7)
These blocks are registered to CAS TELECOMUNICACOES EIRELI 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.
| 2001:718:400::/42 /42 | authorized for AS2852 — CESNET z.s.p.o. |
| 2001:718:400::/44 /44 | authorized for AS2852 — CESNET z.s.p.o. |
| 2001:718:410::/44 /44 | authorized for AS2852 — CESNET z.s.p.o. |
| 2001:718:1e01::/48 /48 | authorized for AS2852 — CESNET z.s.p.o. |
| 2001:718:40f::/48 /48 | authorized for AS2852 — CESNET z.s.p.o. |
| 2001:718:1e00:8100::/56 /56 | authorized for AS2852 — CESNET z.s.p.o. |
| 147.231.0.0/16 /16 | authorized for AS2852 — CESNET z.s.p.o. |
NIC Handles
AS264204
AS264204
DUMY-RIPE
DUMY-RIPE
IGUANE-MNT
MAINT-HK-IMS-CS
ORG-AoSo1-RIPE
RIPE-NCC-LEGACY-MNT
TA29-AP
TENCZ-MNT
TL471-AP