Skip to main content

Prefix

121.203.96.0/21

SmarTone Mobile Communications Ltd

Registry

Prefix
121.203.96.0/21
IP version
IPv4
Prefix length
/21
Origin AS
AS17924 SmarTone Mobile Communications Ltd
RIR
APNIC
Country
Flag of Hong Kong SAR China HK Hong Kong SAR China
Description
SMARTONE-MB
Source:prefix:rdap retrieved

RPKI

Route origin validation

RPKI valid checked Source:ripestat:rpki-validation

A ROA covers this prefix and authorises the observed origin AS.

Matched ROAs

Route origin authorisations covering 121.203.96.0/21
Prefix Origin Max length Validity
121.203.96.0/21 AS17924 /21 valid
121.203.64.0/18 AS17924 /18 invalid_length
121.202.0.0/15 AS17924 /15 invalid_length
Note:
RPKI status describes route origin authorisation only. It is not a statement about ownership, or about the legitimacy of the operator.

Approximate location

Representative network location

Address
121.203.96.0
Country
Flag of Hong Kong SAR China HK Hong Kong SAR China
Region
—
City
—
Timezone
Asia/Hong_Kong
Coordinates
22.2578, 114.1657 ± 1000 km
Source:geoip:maxmind-local retrieved
Note:
This is an approximate representative location for the network block, not the exact location of any person, device, or every address in the prefix.