167.211.0.0
ISP
Data retrieved at
Network
ASN
IP Range
Company
Express Scripts Incorporated
Registrant
Medco Health Solutions, Inc
MEDCO
Using networksdb.io for network lookups.
Hostname
Not available.
AS Domain
express-scripts.com
Using host.io for pre-visualize domains.
Type
ISP
Handle
NET-167-211-0-0-1
Registered
1993-10-05
Last Changed
2021-12-14
View raw RDAP
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "167.211.0.0",
"length": 16
}
],
"endAddress": "167.211.255.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2010-07-06T11:57:40-04:00"
},
{
"eventAction": "registration",
"eventDate": "2007-05-03T10:01:19-04:00"
}
],
"handle": "IIG1-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/IIG1-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/167.211.0.0"
},
{
"href": "https://whois.arin.net/rest/poc/IIG1-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/167.211.0.0"
}
],
"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 2011-07-06"
],
"title": "Unvalidated POC"
}
],
"roles": [
"technical",
"abuse"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "100 Parsons Pond Drive\nInternet Infrastructure\nFranklin Lakes\nNJ\n07417\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Internet Infrastructure Group"
],
[
"org",
{},
"text",
"Medco Health Solutions, Inc"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-201-703-7747"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2017-03-13T17:05:56-04:00"
},
{
"eventAction": "registration",
"eventDate": "2005-06-14T17:30:11-04:00"
}
],
"handle": "MAB33-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/MAB33-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/167.211.0.0"
},
{
"href": "https://whois.arin.net/rest/poc/MAB33-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/167.211.0.0"
}
],
"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 2018-03-13"
],
"title": "Unvalidated POC"
}
],
"roles": [
"administrative"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "100 Parsons Pond Drive\nFranklin Lakes\nNJ\n07417\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Medco ARIN Billing"
],
[
"org",
{},
"text",
"Express Scripts"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-201-269-5466"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-02-06T07:05:30-05:00"
},
{
"eventAction": "registration",
"eventDate": "2009-10-01T10:34:12-04:00"
}
],
"handle": "CIGNA1-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/CIGNA1-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/167.211.0.0"
},
{
"href": "https://whois.arin.net/rest/poc/CIGNA1-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/167.211.0.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "900 Cottage Grove Rd\nBloomfield\nCT\n06002\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"CIGNAabuse"
],
[
"org",
{},
"text",
"CIGNA Corporation"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-877-902-4462"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-05-29T08:43:30-04:00"
},
{
"eventAction": "registration",
"eventDate": "2005-07-29T15:50:49-04:00"
}
],
"handle": "MHS-77",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/MHS-77",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/167.211.0.0"
},
{
"href": "https://whois.arin.net/rest/org/MHS-77",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/167.211.0.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"Medco Health Solutions, Inc"
],
[
"adr",
{
"label": "100 Parsons Pond Drive\nNetwork Services\nFranklin Lakes\nNJ\n07417\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
{},
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2021-12-14T20:28:49-05:00"
},
{
"eventAction": "registration",
"eventDate": "1993-10-05T00:00:00-04:00"
}
],
"handle": "NET-167-211-0-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/167.211.0.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/167.211.0.0"
},
{
"href": "https://whois.arin.net/rest/net/NET-167-211-0-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/167.211.0.0"
}
],
"name": "MEDCO",
"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/167.211.0.0"
}
],
"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/167.211.0.0"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-167-0-0-0-0",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"startAddress": "167.211.0.0",
"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).
Unknown.
No valid ROA was found for this prefix.
UNKNOWN
Validated Prefix
167.211.0.0/16
Authorized ASN
Not available.
IP Geolocation
Country
United States
Time Zone
America/Chicago
Coordinates
37.751, -97.822
Continent
North America
European Union
No.
Phone prefix
+1
Currency
US Dollar (USD $)