Organization
Ontario Hydro
ONTHYD63
Location
Toronto (Old Toronto)
Ontario, Canada (CA)
Hostname
—
Geolocation
Canada (CA) Canada
- Country
- Canada (CA)
- Region
- Ontario
- City
- Toronto (Old Toronto)
- Continent
- North America
- Coordinates
- 43.6595, -79.3911 View on map ↗
Network Information
IP Range 192.75.123.0 – 192.75.123.255 CIDR 192.75.123.0/24 Network Name ONTHYD63 Handle NET-192-75-123-0-1 Type DIRECT ALLOCATION Parent Network NET-192-0-0-0-0 Organization Ontario Hydro Organization ID ONTARI-1 Address 700 University Avenue, Room M3B8, Toronto, ON, M5G-1X6, Canada Country Canada (CA) Registry ARIN Registered On Feb 05, 1992 Last Updated Sep 29, 2026 Status
active
ASN & Routing
Origin AS AS19752 AS Name HYDROONETELECOM - Hydro One Telecom Inc., CA Announced Prefix 192.75.123.0/24 AS Registry ARIN Prefix Country Canada (CA) Allocated 1992-02-05 RPKI Origin Not found (no ROA covers this prefix)
Reverse DNS
No PTR record is published for this address.
Raw RDAP Response
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "192.75.123.0",
"length": 24
}
],
"endAddress": "192.75.123.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "1991-02-01T15:29:11-05:00"
}
],
"handle": "HC78-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/HC78-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/192.75.123.0"
},
{
"href": "https://whois.arin.net/rest/poc/HC78-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/192.75.123.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2010-07-18"
],
"title": "Unvalidated POC"
}
],
"roles": [
"technical",
"administrative",
"abuse"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "Ontario Hydro\n700 University Avenue\nRoom M3B8\nToronto\nOntario, M5G 1X6\nCANAD\n\n\n\nCanada"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Henry Chiang"
],
[
"n",
{},
"text",
[
"Chiang",
"Henry",
"",
"",
""
]
],
[
"kind",
{},
"text",
"individual"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-416-592-5077"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2011-09-24T08:30:57-04:00"
},
{
"eventAction": "registration",
"eventDate": "1991-02-05T00:00:00-05:00"
}
],
"handle": "ONTARI-1",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ONTARI-1",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/192.75.123.0"
},
{
"href": "https://whois.arin.net/rest/org/ONTARI-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/192.75.123.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"Ontario Hydro"
],
[
"adr",
{
"label": "700 University Avenue\nRoom M3B8\nToronto\nON\nM5G-1X6\nCanada"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
{},
"text",
"org"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "1991-02-01T15:29:11-05:00"
}
],
"handle": "HC78-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/HC78-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/192.75.123.0"
},
{
"href": "https://whois.arin.net/rest/poc/HC78-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/192.75.123.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2010-07-18"
],
"title": "Unvalidated POC"
}
],
"roles": [
"technical"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"REDACTED"
],
[
"kind",
{},
"text",
"individual"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-09-29T11:57:34-04:00"
},
{
"eventAction": "registration",
"eventDate": "1992-02-05T00:00:00-05:00"
}
],
"handle": "NET-192-75-123-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/192.75.123.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/192.75.123.0"
},
{
"href": "https://whois.arin.net/rest/net/NET-192-75-123-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/192.75.123.0"
}
],
"name": "ONTHYD63",
"notices": [
{
"description": [
"By using the ARIN RDAP/Whois service, you are agreeing to the RDAP/Whois Terms of Use"
],
"links": [
{
"href": "https://www.arin.net/resources/registry/whois/tou/",
"rel": "terms-of-service",
"type": "text/html",
"value": "https://rdap.arin.net/registry/ip/192.75.123.0"
}
],
"title": "Terms of Service"
},
{
"description": [
"If you see inaccuracies in the results, please visit: "
],
"links": [
{
"href": "https://www.arin.net/resources/registry/whois/inaccuracy_reporting/",
"rel": "inaccuracy-report",
"type": "text/html",
"value": "https://rdap.arin.net/registry/ip/192.75.123.0"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-192-0-0-0-0",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"startAddress": "192.75.123.0",
"status": [
"active"
],
"type": "DIRECT ALLOCATION"
} Contact details of private individuals are redacted.