121.203.192.0/19
AS17924 · SmarTone Mobile Communications Ltd
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| Country |
Hong Kong
|
| Domain | smartone.com |
| ASN | AS17924 |
| Parent Range | 121.202.0.0/15 |
| Registry | APNIC |
| ID | SMARTONE-MB |
WHOIS Details
inetnum: 121.202.0.0 - 121.203.255.255 netname: SMARTONE-MB descr: SmarTone Mobile Communications Ltd descr: Hong Kong country: HK org: ORG-SMCL2-AP admin-c: JY50-AP tech-c: EC9-AP abuse-c: AS2092-AP status: ALLOCATED PORTABLE remarks: -------------------------------------------------------- remarks: To report network abuse, please contact mnt-irt remarks: For troubleshooting, please contact tech-c and admin-c remarks: Report invalid contact via www.apnic.net/invalidcontact remarks: -------------------------------------------------------- mnt-by: APNIC-HM mnt-lower: MAINT-HK-SMARTM-AP mnt-routes: MAINT-HK-SMARTM-AP mnt-irt: IRT-SMARTMOBILE-HK last-modified: 2020-05-16T06:32:37Z source: APNIC irt: IRT-SMARTMOBILE-HK address: 31/F, Millennium City 2, address: 378 Kwun Tong Road, Kwun Tong, address: Kowloon, Hong Kong e-mail: [email protected] abuse-mailbox: [email protected] admin-c: JY50-AP tech-c: EN211-AP auth: # Filtered remarks: [email protected] was validated on 2025-08-27 mnt-by: MAINT-HK-SMARTM-AP last-modified: 2025-11-17T23:08:35Z source: APNIC organisation: ORG-SMCL2-AP org-name: Smartone Mobile communications Limited org-type: LIR country: HK address: 31 / F , Millennium City 2 address: 378 Kwun Tong Road, Kwun Tong, Kowloon phone: +852-31282828 fax-no: +852-25976556 e-mail: [email protected] mnt-ref: APNIC-HM mnt-by: APNIC-HM last-modified: 2023-09-05T02:14:50Z source: APNIC role: ABUSE SMARTMOBILEHK country: ZZ address: 31/F, Millennium City 2, address: 378 Kwun Tong Road, Kwun Tong, address: Kowloon, Hong Kong phone: +000000000 e-mail: [email protected] admin-c: JY50-AP tech-c: EN211-AP nic-hdl: AS2092-AP remarks: Generated from irt object IRT-SMARTMOBILE-HK remarks: [email protected] was validated on 2025-08-27 abuse-mailbox: [email protected] mnt-by: APNIC-ABUSE last-modified: 2025-08-27T00:45:01Z source: APNIC person: Eric Chan nic-hdl: EC9-AP e-mail: [email protected] address: 31/F,Millennium City 2, address: 378 Kwun Tong Road, Kwun Tong, address: Kowloon, Hong Kong phone: +852-31282298 fax-no: +852-21683089 country: HK mnt-by: MAINT-HK-EC9-AP last-modified: 2009-12-09T10:21:18Z source: APNIC person: Johnny Yeung nic-hdl: JY50-AP e-mail: [email protected] address: 31/F, Millennium City 2, address: 378 Kwun Tong Road, Kwun Tong, address: Kowloon, Hong Kong phone: +852-28802618 fax-no: +852-21683089 country: HK mnt-by: MAINT-HK-JY50-AP last-modified: 2009-12-09T08:10:00Z source: APNIC route: 121.202.0.0/15 origin: AS17924 descr: Smartone Mobile communications Limited 31 / F , Millennium City 2 378 Kwun Tong Road, Kwun Tong, Kowloon mnt-by: MAINT-HK-SMARTM-AP last-modified: 2021-04-22T07:22:28Z source: APNIC
Overlapping Ranges
BGP prefixes that contain 121.203.192.0/19
| Range | ASN | Company | Num of IPs |
|---|---|---|---|
| 121.202.0.0/15 | AS17924 | SmarTone Mobile Communications Ltd | 131,072 |
Nearby Ranges
BGP prefixes that overlap with 121.203.0.0/16
| Range | ASN | Company | Num of IPs |
|---|---|---|---|
| 121.202.0.0/15 | AS17924 | SmarTone Mobile Communications Ltd | 131,072 |
Hosted domains
There are no domains currently hosted on this ASN.
Hosted domains API
Pingable IPs
246 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.
| IP Address | ASN | Details |
|---|---|---|
| 121.203.206.84 |
15.85ms from Hong Kong,
HK
|
|
| 121.203.214.32 |
13.83ms from Hong Kong,
HK
|
|
| 121.203.199.178 |
12.65ms from Hong Kong,
HK
|
|
| 121.203.211.158 |
13.34ms from Hong Kong,
HK
|
|
| 121.203.217.46 |
9.77ms from Hong Kong,
HK
|
|
| 121.203.213.242 |
12.61ms from Hong Kong,
HK
|
|
| 121.203.193.135 |
14.52ms from Hong Kong,
HK
|
|
| 121.203.216.105 |
12.20ms from Hong Kong,
HK
|
|
| 121.203.223.241 |
16.78ms from Hong Kong,
HK
|
|
| 121.203.202.223 |
18.50ms from Hong Kong,
HK
|
|
| 121.203.220.143 |
12.18ms from Hong Kong,
HK
|
|
| 121.203.197.28 |
17.70ms from Hong Kong,
HK
|
|
| 121.203.196.181 |
17.01ms from Hong Kong,
HK
|
|
| 121.203.208.3 |
15.54ms from Hong Kong,
HK
|
|
| 121.203.219.169 |
14.52ms from Hong Kong,
HK
|
|
| 121.203.210.126 |
18.55ms from Hong Kong,
HK
|
|
| 121.203.200.115 |
25.67ms from Hong Kong,
HK
|
|
| 121.203.218.29 |
14.71ms from Hong Kong,
HK
|
|
| 121.203.205.100 |
11.50ms from Hong Kong,
HK
|
|
| 121.203.198.84 |
9.94ms from Hong Kong,
HK
|
|
| 121.203.201.26 |
9.39ms from Hong Kong,
HK
|
|
| 121.203.212.55 |
15.39ms from Hong Kong,
HK
|
|
| 121.203.215.63 |
13.27ms from Hong Kong,
HK
|
|
| 121.203.222.90 |
13.49ms from Hong Kong,
HK
|
|
| 121.203.192.10 |
10.82ms from Hong Kong,
HK
|
Other Pingable IPs
Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.
| IP Address | ASN | Details |
|---|---|---|
| 85.152.5.3 |
11.78ms from A Coruna,
ES
|
|
| 20.54.128.83 |
0.22ms from Amsterdam,
NL
|
|
| 34.240.86.115 |
0.16ms from Dublin,
IE
|
|
| 157.148.132.83 |
5.25ms from Guangzhou,
CN
|
|
| 113.73.142.227 |
6.00ms from Guangzhou,
CN
|
|
| 18.163.132.67 |
0.11ms from Hong Kong,
HK
|
|
| 78.180.182.195 |
0.98ms from Istanbul,
TR
|
|
| 81.84.221.19 |
2.79ms from Lisbon,
PT
|
|
| 130.162.160.243 |
0.25ms from London,
GB
|
|
| 58.162.198.67 |
1.69ms from Melbourne,
AU
|
|
| 167.56.82.35 |
1.52ms from Montevideo,
UY
|
|
| 93.195.177.195 |
7.05ms from Nuernberg,
DE
|
|
| 54.235.255.211 |
0.22ms from Reston,
US
|
|
| 87.104.127.67 |
3.31ms from Skanderborg,
DK
|
|
| 194.26.204.51 |
0.14ms from Sofia,
BG
|
|
| 126.235.218.131 |
2.86ms from Tokyo,
JP
|
|
| 183.95.233.19 |
6.10ms from Wuhan,
CN
|
|
| 83.97.157.3 |
13.00ms from A Coruna,
ES
|
|
| 181.51.147.51 |
10.75ms from Bogotá,
CO
|
|
| 181.101.81.147 |
9.56ms from Buenos Aires,
AR
|
|
| 41.34.47.3 |
7.92ms from Cairo,
EG
|
|
| 98.223.95.99 |
6.88ms from Chicago,
US
|
|
| 84.151.250.35 |
4.03ms from Duesseldorf,
DE
|
|
| 87.172.102.19 |
2.81ms from Duesseldorf,
DE
|
|
| 189.36.207.3 |
0.64ms from Fortaleza,
BR
|
Traceroute
Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
What are IP address ranges?
IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.
Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.
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