University of Michigan
Data as of 2026-08-09
BGP inherited
Cluster stats
| Netblocks | 24 · 827,392 IPv4 addresses |
| IPv6 | 3 prefixes (largest 2607:f018::/32) |
| All fragments | 36 blocks across 4 clusters |
| Cluster ID | 218141787 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 11 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
Footprint over time
7 weekly snapshots · JSON
29
+6 netblocks since 2026-07-05
2026-07-05
peak 29
2026-08-09
IP Ranges (24)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 35.0.0.0/16 | University of Michigan | BGP | ANNOUNCED | ● high |
| 35.1.0.0/16 | University of Michigan | BGP | ANNOUNCED | ● high |
| 35.2.0.0/16 | University of Michigan | BGP | ANNOUNCED | ● high |
| 35.3.0.0/16 | University of Michigan | BGP | ANNOUNCED | ● high |
| 35.4.0.0/16 | University of Michigan | BGP | ANNOUNCED | ● high |
| 35.5.0.0/16 | University of Michigan | BGP | ANNOUNCED | ● high |
| 35.6.0.0/16 | University of Michigan | BGP | ANNOUNCED | ● high |
| 35.7.0.0/18 | University of Michigan | BGP | ANNOUNCED | ● high |
| 35.7.128.0/18 | University of Michigan | BGP | ANNOUNCED | ● high |
| 67.194.0.0/16 | University of Michigan | BGP | ANNOUNCED | ● high |
| 141.211.0.0/16 | University of Michigan | ARIN | DIRECT ALLOCATION | ● high |
| 141.212.0.0/16 | University of Michigan | ARIN | DIRECT ALLOCATION | ● high |
| 141.213.0.0/16 | University of Michigan | ARIN | DIRECT ALLOCATION | ● high |
| 141.214.0.0/16 | University of Michigan | BGP | ANNOUNCED | ● high |
| 192.12.80.0/24 | University of Michigan | BGP | ANNOUNCED | ● high |
| 192.41.230.0/23 | University of Michigan | ARIN | ASSIGNMENT | ● high |
| 192.41.232.0/23 | University of Michigan | ARIN | ALLOCATION | ● high |
| 192.41.236.0/23 | University of Michigan | ARIN | ASSIGNMENT | ● high |
| 192.231.253.0/24 | University of Michigan | BGP | ANNOUNCED | ● high |
| 198.108.8.0/21 | University of Michigan | BGP | ANNOUNCED | ● high |
| 207.75.144.0/20 | University of Michigan | BGP | ANNOUNCED | ● high |
| 2001:48a8:68fd::/48 | University of Michigan | BGP | ANNOUNCED | ● high |
| 2607:f018::/32 | University of Michigan | BGP | ANNOUNCED | ● high |
| 2607:f018:fffe::/48 | University of Michigan | BGP | ANNOUNCED | ● high |
IPv6 ranges (3)
Domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: B
how networks compare →
93.1%
of checked blocks have valid RPKI ROA coverage
(27 of 29)
No discrepancies found among checked blocks.
NIC Handles
AS177
AS36375
IAI8-ARIN
IAI8-ARIN
INA18-ARIN
INA18-ARIN
UA11-ORG-ARIN
UA11-ORG-ARIN
UNIVER-118
UNIVER-118
UNIVER-118-Z