Whois & RDAP Lookup
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RDAPRaw WHOIS response
% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to '182.16.0.0 - 182.16.127.255'
% Abuse contact for '182.16.0.0 - 182.16.127.255' is '[email protected]'
inetnum: 182.16.0.0 - 182.16.127.255
netname: NETSEC-HK
descr: Netsec Limited
country: HK
org: ORG-NASS1-AP
admin-c: NN541-AP
tech-c: NN541-AP
status: ALLOCATED PORTABLE
abuse-c: AH1002-AP
mnt-by: APNIC-HM
mnt-lower: MAINT-NETSEC-HK
mnt-routes: MAINT-NETSEC-HK
mnt-irt: IRT-HK-NETSEC
last-modified: 2025-03-14T06:45:24Z
source: APNIC
irt: IRT-HK-NETSEC
address: RM 2607-08, 26/F, Billion Plaza, 8 Cheung Yue St, Cheung Sha Wan, Kowloon, Hong Kong
e-mail: [email protected]
abuse-mailbox: [email protected]
admin-c: NN411-AP
tech-c: NN411-AP
auth: # Filtered
remarks: [email protected] was validated on 2026-03-25
remarks: [email protected] was validated on 2026-05-27
mnt-by: MAINT-HK-NETSEC
last-modified: 2026-05-27T01:25:06Z
source: APNIC
organisation: ORG-NASS1-AP
org-name: Netsec Limited
org-type: LIR
country: HK
address: RM 2607-08, 26/F, Billion Plaza, 8 Cheung Yue St, Cheung Sha
phone: +852-27511100
fax-no: +852-27511199
e-mail: [email protected]
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2023-09-05T02:15:31Z
source: APNIC
role: ABUSE HKNETSEC
country: ZZ
address: RM 2607-08, 26/F, Billion Plaza, 8 Cheung Yue St, Cheung Sha Wan, Kowloon, Hong Kong
phone: +000000000
e-mail: [email protected]
admin-c: NN411-AP
tech-c: NN411-AP
nic-hdl: AH1002-AP
remarks: Generated from irt object IRT-HK-NETSEC
remarks: [email protected] was validated on 2026-03-25
remarks: [email protected] was validated on 2026-05-27
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2026-05-27T01:25:23Z
source: APNIC
role: NETSEC NOC
address: Suite 1007, 10/F, The Bay Hub, 17 Kai Cheung Rd, Kowloon Bay
country: HK
phone: +85227511100
e-mail: [email protected]
admin-c: NN541-AP
tech-c: NN541-AP
nic-hdl: NN541-AP
mnt-by: MAINT-NETSEC-HK
last-modified: 2025-03-14T05:55:40Z
source: APNIC
% Information related to '182.16.56.0/24AS45753'
route: 182.16.56.0/24
origin: AS45753
descr: Netsec Limited
RM 2607-08, 26/F, Billion Plaza, 8 Cheung Yue St, Cheung Sha
mnt-by: MAINT-NETSEC-HK
last-modified: 2021-11-29T07:39:00Z
source: APNIC
% Information related to '182.16.56.0/24AS963'
route: 182.16.56.0/24
origin: AS963
descr: Netsec Limited
RM 2607-08, 26/F, Billion Plaza, 8 Cheung Yue St, Cheung Sha
mnt-by: MAINT-NETSEC-HK
last-modified: 2025-05-07T02:03:55Z
source: APNIC
% Information related to '182.16.56.0/24AS9744'
route: 182.16.56.0/24
origin: AS9744
descr: Netsec Limited
RM 2607-08, 26/F, Billion Plaza, 8 Cheung Yue St, Cheung Sha
mnt-by: MAINT-NETSEC-HK
last-modified: 2021-11-29T08:08:12Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-SG1)
% Query time: 606 msec
% WHEN: Tue Sep 15 18:00:47 UTC 2026Raw RDAP JSON (registry) https://rdap.apnic.net
{
"cidr0_cidrs": [
{
"length": 17,
"v4prefix": "182.16.0.0"
}
],
"country": "HK",
"endAddress": "182.16.127.255",
"entities": [
{
"events": [
{
"eventAction": "registration",
"eventDate": "2015-09-10T09:39:58Z"
},
{
"eventAction": "last changed",
"eventDate": "2026-05-27T01:25:06Z"
}
],
"handle": "IRT-HK-NETSEC",
"links": [
{
"href": "https://rdap.apnic.net/entity/IRT-HK-NETSEC",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.apnic.net/ip/182.16.56.0/23"
}
],
"objectClassName": "entity",
"remarks": [
{
"description": [
"[email protected] was validated on 2026-03-25",
"[email protected] was validated on 2026-05-27"
],
"title": "remarks"
}
],
"roles": [
"abuse"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"IRT-HK-NETSEC"
],
[
"kind",
{},
"text",
"group"
],
[
"adr",
{
"label": "RM 2607-08, 26/F, Billion Plaza, 8 Cheung Yue St, Cheung Sha Wan, Kowloon, Hong Kong"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"email",
{},
"text",
"[email protected]"
],
[
"email",
{
"pref": "1"
},
"text",
"[email protected]"
]
]
]
},
{
"events": [
{
"eventAction": "registration",
"eventDate": "2025-03-14T05:55:16Z"
},
{
"eventAction": "last changed",
"eventDate": "2025-03-14T05:55:40Z"
}
],
"handle": "NN541-AP",
"links": [
{
"href": "https://rdap.apnic.net/entity/NN541-AP",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.apnic.net/ip/182.16.56.0/23"
}
],
"objectClassName": "entity",
"roles": [
"technical",
"administrative"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"NETSEC NOC"
],
[
"kind",
{},
"text",
"group"
],
[
"adr",
{
"label": "Suite 1007, 10/F, The Bay Hub, 17 Kai Cheung Rd, Kowloon Bay"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+85227511100"
],
[
"email",
{},
"text",
"[email protected]"
]
]
]
},
{
"events": [
{
"eventAction": "registration",
"eventDate": "2017-10-06T12:57:44Z"
},
{
"eventAction": "last changed",
"eventDate": "2023-09-05T02:15:31Z"
}
],
"handle": "ORG-NASS1-AP",
"links": [
{
"href": "https://rdap.apnic.net/entity/ORG-NASS1-AP",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.apnic.net/ip/182.16.56.0/23"
}
],
"objectClassName": "entity",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"Netsec Limited"
],
[
"kind",
{},
"text",
"org"
],
[
"adr",
{
"label": "RM 2607-08, 26/F, Billion Plaza, 8 Cheung Yue St, Cheung Sha"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+852-27511100"
],
[
"tel",
{
"type": "fax"
},
"text",
"+852-27511199"
],
[
"email",
{},
"text",
"[email protected]"
]
]
]
}
],
"events": [
{
"eventAction": "registration",
"eventDate": "2021-11-29T05:32:19Z"
},
{
"eventAction": "last changed",
"eventDate": "2025-03-14T06:45:24Z"
}
],
"handle": "182.16.0.0 - 182.16.127.255",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.apnic.net/ip/182.16.0.0/17",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.apnic.net/ip/182.16.56.0/23"
}
],
"name": "NETSEC-HK",
"notices": [
{
"description": [
"Objects returned came from source",
"APNIC"
],
"title": "Source"
},
{
"description": [
"This is the APNIC WHOIS Database query service. The objects are in RDAP format."
],
"links": [
{
"href": "http://www.apnic.net/db/dbcopyright.html",
"rel": "terms-of-service",
"type": "text/html",
"value": "https://rdap.apnic.net/ip/182.16.56.0/23"
}
],
"title": "Terms and Conditions"
},
{
"description": [
"If you see inaccuracies in the results, please visit: "
],
"links": [
{
"href": "https://www.apnic.net/manage-ip/using-whois/abuse-and-spamming/invalid-contact-form",
"rel": "inaccuracy-report",
"type": "text/html",
"value": "https://rdap.apnic.net/ip/182.16.56.0/23"
}
],
"title": "Whois Inaccuracy Reporting"
}
],
"objectClassName": "ip network",
"port43": "whois.apnic.net",
"rdapConformance": [
"history_version_0",
"nro_rdap_profile_0",
"cidr0",
"rdap_level_0"
],
"remarks": [
{
"description": [
"Netsec Limited"
],
"title": "description"
}
],
"startAddress": "182.16.0.0",
"status": [
"active"
],
"type": "ALLOCATED PORTABLE"
}Frequently asked questions
What is WHOIS?
WHOIS is a public directory that answers "who is responsible for this?" for domains, IP ranges and ASNs. It lists registration dates, the registrar, nameservers and contacts.
What is RDAP, and how does it differ?
RDAP is the modern replacement for WHOIS. It returns the same records in a structured, consistent format. We query RDAP first and fall back to classic WHOIS text when a registry has not adopted it yet.
What is the difference between a registrar and a registrant?
The registrar is the company you register and manage a domain through, such as xTom or GoDaddy. The registrant is the person or organization that actually holds the domain.
What are nameservers?
Nameservers answer DNS questions for a domain and decide which IP addresses the name resolves to. They also show which DNS provider the domain uses.
What is DNSSEC?
DNSSEC adds cryptographic signatures to DNS answers so they cannot be quietly altered in transit. "Signed" means the domain has it enabled, "unsigned" means it does not.
Why is the contact information redacted?
Privacy laws such as GDPR require registrars to hide most personal details in public records. The abuse contact is usually still shown, so a domain or network can be reported when something goes wrong.