What is ASN AS399012?

ASN AS399012 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS399012?

AS399012 is listed under Des Moines Regional Transit Authority DART.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

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AS399012 Des Moines Regional Transit Authority DART

ASN Lookup Tool

Des Moines Regional Transit Authority DART ridedart.com

US 3 Routes

AS Data

AS399012

AS399012 – Des Moines Regional Transit Authority DART

AS Number	399012
AS Name	DART-ASN
Organization	Des Moines Regional Transit Authority DART (mrtad)
Country	US
Website	ridedart.com
Number of IPv4 Routes	3
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2020-11-06

ASN Intelligence API for production workflows

Use ASN data for AS399012 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
144.86.180.0/24	AS399012	Des Moines Regional Transit Authority DART	Des Moines Regional Transit Authority DART	256
144.86.180.0/23	AS399012	Des Moines Regional Transit Authority DART	Des Moines Regional Transit Authority DART	512
144.86.181.0/24	AS399012	Des Moines Regional Transit Authority DART	Des Moines Regional Transit Authority DART	256

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       399012
ASName:         DART-ASN
ASHandle:       AS399012
RegDate:        2020-11-06
Updated:        2020-11-06
Ref:            https://rdap.arin.net/registry/autnum/399012


OrgName:        Des Moines Regional Transit Authority (DART)
OrgId:          MRTAD
Address:        620 Cherry Street
City:           Des Moines
StateProv:      IA
PostalCode:     50309
Country:        US
RegDate:        2020-01-16
Updated:        2021-04-22
Ref:            https://rdap.arin.net/registry/entity/MRTAD


OrgNOCHandle: LARMO1-ARIN
OrgNOCName:   Larmon, Steven 
OrgNOCPhone:  +1-515-471-8310 
OrgNOCEmail:  tlarmon@ridedart.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/LARMO1-ARIN

OrgRoutingHandle: PICKS1-ARIN
OrgRoutingName:   Pick, Sam 
OrgRoutingPhone:  +1-515-283-5030 
OrgRoutingEmail:  sampick@ridedart.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/PICKS1-ARIN

OrgTechHandle: PICKS1-ARIN
OrgTechName:   Pick, Sam 
OrgTechPhone:  +1-515-283-5030 
OrgTechEmail:  sampick@ridedart.com
OrgTechRef:    https://rdap.arin.net/registry/entity/PICKS1-ARIN

OrgAbuseHandle: PICKS1-ARIN
OrgAbuseName:   Pick, Sam 
OrgAbusePhone:  +1-515-283-5030 
OrgAbuseEmail:  sampick@ridedart.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PICKS1-ARIN

OrgRoutingHandle: LARMO1-ARIN
OrgRoutingName:   Larmon, Steven 
OrgRoutingPhone:  +1-515-471-8310 
OrgRoutingEmail:  tlarmon@ridedart.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/LARMO1-ARIN

OrgDNSHandle: PICKS1-ARIN
OrgDNSName:   Pick, Sam 
OrgDNSPhone:  +1-515-283-5030 
OrgDNSEmail:  sampick@ridedart.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/PICKS1-ARIN

OrgDNSHandle: LARMO1-ARIN
OrgDNSName:   Larmon, Steven 
OrgDNSPhone:  +1-515-471-8310 
OrgDNSEmail:  tlarmon@ridedart.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/LARMO1-ARIN

OrgAbuseHandle: LARMO1-ARIN
OrgAbuseName:   Larmon, Steven 
OrgAbusePhone:  +1-515-471-8310 
OrgAbuseEmail:  tlarmon@ridedart.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/LARMO1-ARIN

OrgNOCHandle: PICKS1-ARIN
OrgNOCName:   Pick, Sam 
OrgNOCPhone:  +1-515-283-5030 
OrgNOCEmail:  sampick@ridedart.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/PICKS1-ARIN

OrgTechHandle: LARMO1-ARIN
OrgTechName:   Larmon, Steven 
OrgTechPhone:  +1-515-471-8310 
OrgTechEmail:  tlarmon@ridedart.com
OrgTechRef:    https://rdap.arin.net/registry/entity/LARMO1-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "399012",
    "as_handle" : "AS399012",
    "as_name" : "DART-ASN",
    "admin_contacts" : [ "PICKS1-ARIN", "LARMO1-ARIN" ],
    "tech_contacts" : [ "PICKS1-ARIN", "PICKS1-ARIN", "LARMO1-ARIN", "LARMO1-ARIN" ],
    "abuse_contacts" : [ "PICKS1-ARIN", "LARMO1-ARIN" ],
    "date_created" : "2020-11-06",
    "date_updated" : "2020-11-06",
    "source" : "https://rdap.arin.net/registry/autnum/399012"
  } ],
  "organization" : {
    "handle" : "MRTAD",
    "name" : "Des Moines Regional Transit Authority (DART)",
    "address" : [ "620 Cherry Street", "Des Moines", "IA", "50309", "US" ],
    "street" : "Cherry Street",
    "city" : "Des Moines",
    "state" : "IA",
    "zip_code" : "50309",
    "country" : [ "US" ],
    "date_created" : "2020-01-16",
    "date_updated" : "2021-04-22",
    "source" : "https://rdap.arin.net/registry/entity/MRTAD",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "PICKS1-ARIN",
    "name" : "Pick, Sam",
    "email" : [ "sampick@ridedart.com" ],
    "phone" : [ "+1-515-283-5030" ],
    "source" : "https://rdap.arin.net/registry/entity/PICKS1-ARIN"
  }, {
    "handle" : "LARMO1-ARIN",
    "name" : "Larmon, Steven",
    "email" : [ "tlarmon@ridedart.com" ],
    "phone" : [ "+1-515-471-8310" ],
    "source" : "https://rdap.arin.net/registry/entity/LARMO1-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "PICKS1-ARIN",
    "name" : "Pick, Sam",
    "email" : [ "sampick@ridedart.com" ],
    "phone" : [ "+1-515-283-5030" ],
    "source" : "https://rdap.arin.net/registry/entity/PICKS1-ARIN"
  }, {
    "handle" : "LARMO1-ARIN",
    "name" : "Larmon, Steven",
    "email" : [ "tlarmon@ridedart.com" ],
    "phone" : [ "+1-515-471-8310" ],
    "source" : "https://rdap.arin.net/registry/entity/LARMO1-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "PICKS1-ARIN",
    "name" : "Pick, Sam",
    "email" : [ "sampick@ridedart.com" ],
    "phone" : [ "+1-515-283-5030" ],
    "source" : "https://rdap.arin.net/registry/entity/PICKS1-ARIN"
  }, {
    "handle" : "LARMO1-ARIN",
    "name" : "Larmon, Steven",
    "email" : [ "tlarmon@ridedart.com" ],
    "phone" : [ "+1-515-471-8310" ],
    "source" : "https://rdap.arin.net/registry/entity/LARMO1-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS209	CenturyLink Communications, LLC	US
AS30036	Mediacom Communications Corp	US

Upstreams

AS Number	Description	Country
AS209	CenturyLink Communications, LLC	US
AS30036	Mediacom Communications Corp	US