MASSACHUSETTS INSTITUTE OF TECHNOLOGY
Massachusetts Institute of Technology
LEI
DLZO3A31IADZ27B62557
Registered name
MASSACHUSETTS INSTITUTE OF TECHNOLOGY
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 114 |
| All fragments | 115 blocks across 2 clusters |
| Cluster ID | 191602009 |
| Registry | BGP |
| Owner jurisdiction | US-MA |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Legal identity | LEI DLZO3A31IADZ27B62557 |
| Shared handles | clustered on 16 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
2 weekly snapshots · JSON
114
0 netblocks since 2026-07-05
2026-07-05
peak 114
2026-07-06
IP Ranges (114)
showing 50 of 114 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 18.0.0.0/11 | Massachusetts Institute of Technology | ARIN | ● high | |
| 38.97.116.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● high |
| 45.170.60.0/24 | MAXXTELECOM LTDA | BGP | ANNOUNCED | ● high |
| 45.170.61.0/24 | MAXXTELECOM LTDA | BGP | ANNOUNCED | ● high |
| 45.170.62.0/24 | MAXXTELECOM LTDA | BGP | ANNOUNCED | ● high |
| 45.170.63.0/24 | MAXXTELECOM LTDA | BGP | ANNOUNCED | ● high |
| 128.30.0.0/16 | Massachusetts Institute of Technology | ARIN | ● high | |
| 128.31.0.0/16 | Massachusetts Institute of Technology | ARIN | ● high | |
| 129.55.0.0/16 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● high |
| 129.55.201.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● high |
| 192.5.136.0/22 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● high |
| 192.5.140.0/23 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● high |
| 192.12.11.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● high |
| 192.26.149.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● high |
| 192.26.150.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● high |
| 192.54.222.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● high |
| 2001:4830:2446::/48 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● high |
| 18.0.0.0/16 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.1.0.0/16 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.0.0/16 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.1.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.2.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.3.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.4.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.5.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.6.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.7.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.8.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.9.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.10.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.11.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.12.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.13.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.14.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.15.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.16.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.17.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.18.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.19.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.20.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.21.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.22.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.23.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.28.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.67.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.69.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.90.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.103.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.104.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
| 18.3.105.0/24 | Massachusetts Institute of Technology | BGP | ANNOUNCED | ● medium |
Corporate group (3 entities) ~
top 1 shown — full list (JSON)Network trust
what's this?
RPKI hygiene: F
how networks compare →
1.8%
of checked blocks have valid RPKI ROA coverage
(2 of 114)
Possible discrepancies (1)
These blocks are registered to Massachusetts Institute of Technology 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.
| 103.39.120.0/23 /23 | authorized for AS152709 — RK Link |
NIC Handles
AS268142
AS3
AS395326
AS396527
AS63
BROWN2958-ARIN
CSAIL-ARIN
GOMES41-ARIN
MAINT-RKLINK-BD
MIT-2
MNO78-ARIN
MNO78-ARIN
+4 more