AS1742
HARVARD-UNIV
Harvard University
Registry
Authoritative registration data
- AS number
- 1742
- Name
- HARVARD-UNIV
- Organisation
- Harvard University
- Country
- —
- RIR
- ARIN
- Registered
IPv4 prefixes
13
IPv6 prefixes
4
Total announced
17
Announced prefixes
Observed in BGP by route collectors, not a registry allocation list
| 128.103.0.0/16 | IPv4 | /16 | not checked | |
| 131.142.0.0/16 | IPv4 | /16 | not checked | |
| 140.247.0.0/16 | IPv4 | /16 | not checked | |
| 65.112.0.0/20 | IPv4 | /20 | not checked | |
| 199.94.60.0/22 | IPv4 | /22 | not checked | |
| 67.134.204.0/22 | IPv4 | /22 | not checked | |
| 140.247.111.0/24 | IPv4 | /24 | not checked | |
| 140.247.152.0/24 | IPv4 | /24 | not checked | |
| 140.247.174.0/24 | IPv4 | /24 | not checked | |
| 140.247.236.0/24 | IPv4 | /24 | not checked | |
| 192.131.102.0/24 | IPv4 | /24 | not checked | |
| 192.5.66.0/24 | IPv4 | /24 | not checked | |
| 192.54.223.0/24 | IPv4 | /24 | not checked | |
| 2607:fb60::/32 | IPv6 | /32 | not checked | |
| 2602:fca9::/36 | IPv6 | /36 | not checked | |
| 2607:fb60:2404::/46 | IPv6 | /46 | RPKI valid | |
| 2620:32:8000::/48 | IPv6 | /48 | RPKI not found |
No rows match “”.
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Internet Exchanges
Exchanges where this network has a listed peering LAN connection
No Internet Exchange memberships found
The exchange directory has no current membership records for this AS.
Exchange membership means the network has a listed connection; it does not prove peering with other members.
Observed adjacencies
Networks seen next to AS1742 in BGP paths by route collectors.
Observed upstreams
5 networks seen before AS1742 in AS paths
| Families | |||
|---|---|---|---|
| AS3356 LEVEL3 | 1,087 | 4,849 |
v4
v6
|
| AS174 COGENT-174 | 998 | 4,331 |
v4
v6
|
| AS10578 GIGAPOP-NE | 227 | 803 |
v4
v6
|
| AS11164 INTERNET2-I2PX | 86 | 431 |
v4
v6
|
| AS11537 INTERNET2-RESEARCH-EDU | 52 | 195 |
v4
v6
|
No rows match “”.
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Observed downstreams
2 networks seen after AS1742 in AS paths
| Families | |||
|---|---|---|---|
| AS40127 LMANET | 1,494 | 4,732 |
v4
v6
|
| AS13315 HBSNET | 265 | 1,016 |
v4
|
No rows match “”.
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