121.212.0.4
ISP
Data retrieved at
Network
ASN
IP Range
Company
Telstra Limited
Network
TELSTRAINTERNET45-AU
Using networksdb.io for network lookups.
Hostname
Not available.
AS Domain
telstra.com.au
Using host.io for pre-visualize domains.
Type
ISP
Handle
121.208.0.0 - 121.223.255.255
Registered
2008-09-04
Last Changed
2024-05-10
View raw RDAP
{
"rdapConformance": [
"history_version_0",
"nro_rdap_profile_0",
"cidr0",
"rdap_level_0"
],
"notices": [
{
"title": "Source",
"description": [
"Objects returned came from source",
"APNIC"
]
},
{
"title": "Terms and Conditions",
"description": [
"This is the APNIC WHOIS Database query service. The objects are in RDAP format."
],
"links": [
{
"value": "https://rdap.apnic.net/ip/121.212.0.4",
"rel": "terms-of-service",
"href": "http://www.apnic.net/db/dbcopyright.html",
"type": "text/html"
}
]
},
{
"title": "Whois Inaccuracy Reporting",
"description": [
"If you see inaccuracies in the results, please visit: "
],
"links": [
{
"value": "https://rdap.apnic.net/ip/121.212.0.4",
"rel": "inaccuracy-report",
"href": "https://www.apnic.net/manage-ip/using-whois/abuse-and-spamming/invalid-contact-form",
"type": "text/html"
}
]
}
],
"country": "AU",
"name": "TELSTRAINTERNET45-AU",
"status": [
"active"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2008-09-04T07:12:49Z"
},
{
"eventAction": "last changed",
"eventDate": "2024-05-10T00:50:21Z"
}
],
"links": [
{
"value": "https://rdap.apnic.net/ip/121.212.0.4",
"rel": "self",
"href": "https://rdap.apnic.net/ip/121.208.0.0/12",
"type": "application/rdap+json"
}
],
"remarks": [
{
"description": [
"Telstra Limited"
],
"title": "description"
},
{
"description": [
"-----",
"All reports regarding SPAM or security breaches",
"should be addressed to [email protected]",
"------",
"--------------------------------------------------------",
"To report network abuse, please contact mnt-irt",
"For troubleshooting, please contact tech-c and admin-c",
"Report invalid contact via www.apnic.net/invalidcontact",
"--------------------------------------------------------"
],
"title": "remarks"
}
],
"entities": [
{
"roles": [
"registrant"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2017-09-07T12:56:15Z"
},
{
"eventAction": "last changed",
"eventDate": "2024-12-06T08:30:50Z"
}
],
"links": [
{
"value": "https://rdap.apnic.net/ip/121.212.0.4",
"rel": "self",
"href": "https://rdap.apnic.net/entity/ORG-TC6-AP",
"type": "application/rdap+json"
}
],
"handle": "ORG-TC6-AP",
"objectClassName": "entity",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"Telstra Limited"
],
[
"kind",
{},
"text",
"org"
],
[
"adr",
{
"label": "242 Exhibition Street"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"email",
{},
"text",
"[email protected]"
]
]
]
},
{
"roles": [
"technical"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2020-12-01T01:22:05Z"
},
{
"eventAction": "last changed",
"eventDate": "2025-11-26T05:11:17Z"
}
],
"links": [
{
"value": "https://rdap.apnic.net/ip/121.212.0.4",
"rel": "self",
"href": "https://rdap.apnic.net/entity/TAN2-AP",
"type": "application/rdap+json"
}
],
"handle": "TAN2-AP",
"objectClassName": "entity",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"Telstra AU NOC"
],
[
"kind",
{},
"text",
"group"
],
[
"adr",
{
"label": "Telstra Internet\n242 Exhibition Street\nMelbourne\nVIC 3000"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+61 3 8650 3305"
],
[
"email",
{},
"text",
"[email protected]"
]
]
]
},
{
"roles": [
"technical",
"administrative"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2008-09-04T07:29:25Z"
},
{
"eventAction": "last changed",
"eventDate": "2021-12-09T22:28:56Z"
}
],
"links": [
{
"value": "https://rdap.apnic.net/ip/121.212.0.4",
"rel": "self",
"href": "https://rdap.apnic.net/entity/TIAR-AP",
"type": "application/rdap+json"
}
],
"remarks": [
{
"description": [
"Telstra Internet Address Registry Role Object"
],
"title": "remarks"
}
],
"handle": "TIAR-AP",
"objectClassName": "entity",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"Telstra Internet Address Registry"
],
[
"kind",
{},
"text",
"individual"
],
[
"adr",
{
"label": "Telstra Internet\n242 Exhibition St\nMelbourne\nVIC 3000"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+61 000000000"
],
[
"email",
{},
"text",
"[email protected]"
]
]
]
},
{
"roles": [
"abuse"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2010-11-17T04:28:23Z"
},
{
"eventAction": "last changed",
"eventDate": "2026-07-28T20:37:32Z"
}
],
"links": [
{
"value": "https://rdap.apnic.net/ip/121.212.0.4",
"rel": "self",
"href": "https://rdap.apnic.net/entity/IRT-TELSTRA-AU",
"type": "application/rdap+json"
}
],
"remarks": [
{
"description": [
"[email protected] was validated on 2026-07-28"
],
"title": "remarks"
}
],
"handle": "IRT-TELSTRA-AU",
"objectClassName": "entity",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"IRT-TELSTRA-AU"
],
[
"kind",
{},
"text",
"group"
],
[
"adr",
{
"label": "Telstra Internet"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"email",
{},
"text",
"[email protected]"
],
[
"email",
{
"pref": "1"
},
"text",
"[email protected]"
]
]
]
}
],
"handle": "121.208.0.0 - 121.223.255.255",
"type": "ALLOCATED PORTABLE",
"startAddress": "121.208.0.0",
"endAddress": "121.223.255.255",
"objectClassName": "ip network",
"ipVersion": "v4",
"cidr0_cidrs": [
{
"v4prefix": "121.208.0.0",
"length": 12
}
],
"port43": "whois.apnic.net"
}
Security
No security threats detected for this IP.
VPN
Proxy
Tor
Hosting
Residential Proxy
Bogon
Abuser
Crawler
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
121.208.0.0/12
Authorized ASN
Not available.
Abuse Contacts
IP Geolocation
Country
Australia
City
Sydney (📍 2137)
New South Wales
Time Zone
Australia/Sydney
Coordinates
-33.844, 151.1017
Continent
Oceania
European Union
No.
Phone prefix
+61
Currency
Australian Dollar (AUD $)