Organization
RTX Corporation
RTX-OPTIMUS
Location
Cambridge (Cambridge Highlands)
Massachusetts, United States (US)
Hostname
—
Geolocation
United States (US) United States
- Country
- United States (US)
- Region
- Massachusetts
- City
- Cambridge (Cambridge Highlands)
- Continent
- North America
- Coordinates
- 42.3898, -71.1476 View on map ↗
Network Information
IP Range 128.13.0.0 – 128.13.255.255 CIDR 128.13.0.0/16 Network Name RTX-OPTIMUS Handle NET-128-13-0-0-2 Type ALLOCATION Parent Network NET-128-13-0-0-1 Organization RTX Corporation Organization ID RTX Address 1000 Wilson Blvd., Arlington, VA, 22209, United States Country United States (US) Registry ARIN Registered On Jul 10, 2025 Last Updated Sep 16, 2026 Status
active
ASN & Routing
Origin AS AS1341 AS Name ROCKWELLCOLLINS-AS - Rockwell Collins, Inc., US Announced Prefix 128.13.149.0/24 AS Registry ARIN Prefix Country United States (US) Allocated 1983-02-24 RPKI Origin Not found (no ROA covers this prefix)
Reverse DNS
No PTR record is published for this address.
Abuse Contact
Raw RDAP Response
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "128.13.0.0",
"length": 16
}
],
"endAddress": "128.13.255.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-02-16T10:22:48-05:00"
},
{
"eventAction": "registration",
"eventDate": "2023-01-18T14:21:43-05:00"
}
],
"handle": "KNAPP139-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/KNAPP139-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/128.13.149.0"
},
{
"href": "https://whois.arin.net/rest/poc/KNAPP139-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/128.13.149.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"REDACTED"
],
[
"kind",
{},
"text",
"individual"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-06-03T16:37:51-04:00"
},
{
"eventAction": "registration",
"eventDate": "2018-10-01T13:59:30-04:00"
}
],
"handle": "DAGLI9-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/DAGLI9-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/128.13.149.0"
},
{
"href": "https://whois.arin.net/rest/poc/DAGLI9-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/128.13.149.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical",
"abuse",
"dns",
"administrative"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "1000 Wilson Blvd\nArlington\nVA\n22209\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Kevin Daglieri"
],
[
"n",
{},
"text",
[
"Daglieri",
"Kevin",
"",
"",
""
]
],
[
"kind",
{},
"text",
"individual"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-860-578-5292"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-09-09T16:04:06-04:00"
},
{
"eventAction": "registration",
"eventDate": "2026-09-09T16:04:06-04:00"
}
],
"handle": "RIRAD3-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/RIRAD3-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/128.13.149.0"
},
{
"href": "https://whois.arin.net/rest/poc/RIRAD3-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/128.13.149.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "100 Wilson Blvd\n\nArlington\nVA\n22209\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"RIR-Admin"
],
[
"org",
{},
"text",
"RTX"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-860-578-5292"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-09-09T16:05:51-04:00"
},
{
"eventAction": "registration",
"eventDate": "2025-03-18T10:11:13-04:00"
}
],
"handle": "RTX",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/RTX",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/128.13.149.0"
},
{
"href": "https://whois.arin.net/rest/org/RTX",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/128.13.149.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"RTX Corporation"
],
[
"adr",
{
"label": "1000 Wilson Blvd.\nArlington\nVA\n22209\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
{},
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-09-16T11:50:48-04:00"
},
{
"eventAction": "registration",
"eventDate": "2025-07-10T15:10:11-04:00"
}
],
"handle": "NET-128-13-0-0-2",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/128.13.0.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/128.13.149.0"
},
{
"href": "https://whois.arin.net/rest/net/NET-128-13-0-0-2",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/128.13.149.0"
},
{
"href": "https://rdap.arin.net/registry/ip/128.13.0.0/16",
"rel": "up",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/128.13.149.0"
}
],
"name": "RTX-OPTIMUS",
"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/128.13.149.0"
}
],
"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/128.13.149.0"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-128-13-0-0-1",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"startAddress": "128.13.0.0",
"status": [
"active"
],
"type": "ALLOCATION"
} Contact details of private individuals are redacted.