AS101
AS101
ARIN
Education
Data retrieved at
This AS-only summary is estimated from a sample IP within a prefix announced by this AS, not from a specific query. Search a real IP for exact details.
Network
AS Number
AS101
Company
University of Washington
AS Domain
washington.edu
Using host.io for pre-visualize domains.
Type
Education
IPv4 Addresses
12,544
IPv6 Addresses
1.18×10²⁹
Registry (RIR)
ARIN
209.124.184.0/21
Abuse Contacts
Announced Prefixes (9)
Netblock
Num. of IPs
RPKI
RPKI Origin Validation
RPKI verifies that an IP prefix is legitimately announced by the authorized Autonomous System (ASN) using Route Origin Authorizations (ROAs).
Valid
This prefix is correctly authorized by a valid ROA.
VALID
Validated Prefix
209.124.184.0/21
Authorized ASN
AS101
IP Geolocation
Country
United States
Continent
North America
European Union
No
Phone prefix
+1
Currency
US Dollar (USD $)
Approximate location (country-level)
Open in Maps