$ query “AS2936” --type=asn → 1 result(s)
AS2936 · NERSC
National Energy Research Scientific Computing Center
AS2936 is run by National Energy Research Scientific Computing Center and is an educational/research stub network, registered in the United States since 1994. The system announces a respectable 65 536 IPv4 addresses, including a /16, and supports IPv6. Its primary geographic footprint is in the United States.
- Pioneer — Registered before the year 2000
Basic Information
- Country
- 🇺🇸 United States
- Category
- Education/Research
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- November 23, 1994
- Last Changed
- March 04, 2026
- Last Seen
- April 30, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 1 / 1
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 65 536
- Largest IPv4 Prefix
- /16 (65 536 addresses)
- Largest IPv6 Prefix
- /44
- Geolocated Countries
- 🇺🇸 United States (65 536 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 1 upstream providing transit
- Degree
- 1 unique BGP neighbor
- Reach
- 0 networks in customer cone
Upstream Providers (1)
- AS293 — ESNET
Prefix Lists
IPv4 Prefixes (1 total)
- 128.55.0.0/16 (65 536 addresses (/16 prefix))
IPv6 Prefixes (1 total)
- 2620:0:28b0::/44