AS2857
AS2857
RIPE NCC
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
AS2857
Company
Johannes Gutenberg-Universitaet Mainz
AS Domain
uni-mainz.de
Using host.io for pre-visualize domains.
Type
Education
IPv4 Addresses
332,800
IPv6 Addresses
7.92×10²⁸
Registry (RIR)
RIPE NCC
192.124.238.0/24
Abuse Contacts
Announced Prefixes (11)
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).
Unknown
No valid ROA was found for this prefix.
UNKNOWN
Validated Prefix
192.124.238.0/24
Authorized ASN
AS2857
IP Geolocation
Country
Germany
Continent
Europe
European Union
Yes
Phone prefix
+49
Currency
Euro (EUR €)
Approximate location (country-level)
Open in Maps