AS17421
ISP
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
AS17421
Company
Mobile Business Group
Type
ISP
IPv4 Addresses
1,689,600
IPv6 Addresses
4.05×10³¹
Registry (RIR)
APNIC
221.120.58.0/23
Abuse Contacts
Announced Prefixes (191)
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
221.120.58.0/23
Authorized ASN
Not available
IP Geolocation
Country
Taiwan
Continent
Asia
European Union
No
Phone prefix
+886
Currency
New Taiwan Dollar (TWD NT$)