How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS397389 Tortoise Capital Advisors, L.L.C.

Q: Why is WHOIS data shown for an ASN?

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

ASN Lookup Tool

Tortoise Capital Advisors, L.L.C. tortoiseecofin.com

US 1 Routes

AS Data

AS397389

AS397389 – Tortoise Capital Advisors, L.L.C.

AS Number	397389
AS Name	TIHQASN01
Organization	Tortoise Capital Advisors, L.L.C.(tcal-18)
Country	US
Website	tortoiseecofin.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2019-03-13

ASN Intelligence API for production workflows

Use ASN data for AS397389 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
23.143.240.0/24	AS397389	Tortoise Capital Advisors, L.L.C.	Tortoise Capital Advisors, L.L.C.	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:       397389
ASName:         TIHQASN01
ASHandle:       AS397389
RegDate:        2019-03-13
Updated:        2019-03-13    
Ref:            https://rdap.arin.net/registry/autnum/397389


OrgName:        Tortoise Capital Advisors, L.L.C.
OrgId:          TCAL-18
Address:        6363 College Blvd, Ste 100A
City:           Overland Park
StateProv:      KS
PostalCode:     66211
Country:        US
RegDate:        2018-06-11
Updated:        2022-12-15
Ref:            https://rdap.arin.net/registry/entity/TCAL-18


OrgAbuseHandle: TCAIT-ARIN
OrgAbuseName:   TCAIT
OrgAbusePhone:  +1-913-981-1020 
OrgAbuseEmail:  techservices@tortoiseecofin.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/TCAIT-ARIN

OrgTechHandle: TCAIT-ARIN
OrgTechName:   TCAIT
OrgTechPhone:  +1-913-981-1020 
OrgTechEmail:  techservices@tortoiseecofin.com
OrgTechRef:    https://rdap.arin.net/registry/entity/TCAIT-ARIN

OrgNOCHandle: TCAIT-ARIN
OrgNOCName:   TCAIT
OrgNOCPhone:  +1-913-981-1020 
OrgNOCEmail:  techservices@tortoiseecofin.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/TCAIT-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

Peers

AS Number	Description	Country
AS27195	EPIC Alliance, Inc.	US
AS15164	Unite Private Networks LLC.	US

Upstreams

AS Number	Description	Country
AS27195	EPIC Alliance, Inc.	US
AS15164	Unite Private Networks LLC.	US

Frequently Asked Questions

What is ASN AS397389?

ASN AS397389 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS397389?

AS397389 is listed under Tortoise Capital Advisors, L.L.C..

What do peers, upstreams, and downstreams mean?

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 included here?

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

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.