138.247.0.2
Education
Data retrieved at
Network
ASN
IP Range
Company
Dakota State University
Network
DSUNET
Using networksdb.io for network lookups.
Hostname
Not available.
Type
Education
Handle
NET-138-247-0-0-1
Registered
1990-06-13
Last Changed
2021-12-14
View raw RDAP
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "138.247.0.0",
"length": 16
}
],
"endAddress": "138.247.255.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-05-28T11:49:33-04:00"
},
{
"eventAction": "registration",
"eventDate": "2018-02-22T12:30:02-05:00"
}
],
"handle": "NETWO8464-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/NETWO8464-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/138.247.0.2"
},
{
"href": "https://whois.arin.net/rest/poc/NETWO8464-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/138.247.0.2"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"administrative",
"technical",
"noc",
"abuse"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "820 N Washington Ave\nMadison\nSD\n57042\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Network Administrator"
],
[
"org",
{},
"text",
"Dakota State University"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-605-256-5675"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2021-10-08T14:58:51-04:00"
},
{
"eventAction": "registration",
"eventDate": "2021-10-08T14:58:51-04:00"
}
],
"handle": "DSU-Z",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/DSU-Z",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/138.247.0.2"
},
{
"href": "https://whois.arin.net/rest/org/DSU-Z",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/138.247.0.2"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"Dakota State University"
],
[
"adr",
{
"label": "Dakota State University\nInformation Technology Services\n820 North Washington Ave\nMadison\nSD\n57042\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
{},
"text",
"org"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-05-28T11:49:33-04:00"
},
{
"eventAction": "registration",
"eventDate": "2018-02-22T12:30:02-05:00"
}
],
"handle": "NETWO8464-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/NETWO8464-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/138.247.0.2"
},
{
"href": "https://whois.arin.net/rest/poc/NETWO8464-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/138.247.0.2"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"abuse",
"technical",
"noc"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "820 N Washington Ave\nMadison\nSD\n57042\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Network Administrator"
],
[
"org",
{},
"text",
"Dakota State University"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-605-256-5675"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2021-12-14T20:28:27-05:00"
},
{
"eventAction": "registration",
"eventDate": "1990-06-13T00:00:00-04:00"
}
],
"handle": "NET-138-247-0-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/138.247.0.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/138.247.0.2"
},
{
"href": "https://whois.arin.net/rest/net/NET-138-247-0-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/138.247.0.2"
}
],
"name": "DSUNET",
"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/138.247.0.2"
}
],
"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/138.247.0.2"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-138-0-0-0-0",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"startAddress": "138.247.0.0",
"status": [
"active"
],
"type": "DIRECT ALLOCATION"
}
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).
Valid.
This prefix is correctly authorized by a valid ROA.
VALID
Validated Prefix
138.247.0.0/16
Authorized ASN
AS198949, AS23122
Abuse Contacts
IP Geolocation
Country
United States
City
Madison (📍 57042)
South Dakota
Time Zone
America/Chicago
Coordinates
44.01, -97.1146
Continent
North America
European Union
No.
Phone prefix
+1
Currency
US Dollar (USD $)