ASN Lookup Tool

FRONTIER AIRLINES INC flyfrontier.com US US 8 Routes

AS Data

AS36741

AS36741 – FRONTIER AIRLINES INC

AS Number 36741
AS Name FRONTIER-AIRLINES-INC
Organization FRONTIER AIRLINES INC(front-12)
Country US
Website flyfrontier.com
Number of IPv4 Routes 5
Number of IPv6 Routes 3
ASN type BUSINESS
Registry ARIN
Date Allocated 2006-04-04

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Use ASN data for AS36741 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
23.157.32.0/24 256
2620:12e:4001::/48 ~1×10²⁴
131.143.156.0/24 256
131.143.156.0/22 1024
131.143.157.0/24 256
192.86.81.0/24 256
2620:12e:4000::/40 ~309×10²⁴
2620:12e:4000::/48 ~1×10²⁴

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:       36741
ASName:         FRONTIER-AIRLINES-INC
ASHandle:       AS36741
RegDate:        2006-04-04
Updated:        2012-02-24    
Ref:            https://rdap.arin.net/registry/autnum/36741


OrgName:        FRONTIER AIRLINES INC
OrgId:          FRONT-12
Address:        4545 Airport Way
City:           DENVER
StateProv:      CO
PostalCode:     80239
Country:        US
RegDate:        2004-04-22
Updated:        2023-09-09
Ref:            https://rdap.arin.net/registry/entity/FRONT-12


OrgAbuseHandle: LODEN14-ARIN
OrgAbuseName:   Lo, Dennis 
OrgAbusePhone:  +1-720-496-1740 
OrgAbuseEmail:  dennis.lo@flyfrontier.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/LODEN14-ARIN

OrgNOCHandle: LODEN14-ARIN
OrgNOCName:   Lo, Dennis 
OrgNOCPhone:  +1-720-496-1740 
OrgNOCEmail:  dennis.lo@flyfrontier.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/LODEN14-ARIN

OrgTechHandle: LODEN14-ARIN
OrgTechName:   Lo, Dennis 
OrgTechPhone:  +1-720-496-1740 
OrgTechEmail:  dennis.lo@flyfrontier.com
OrgTechRef:    https://rdap.arin.net/registry/entity/LODEN14-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
AS198949 Radware Ltd IL
AS1239 Cogent Communications, LLC US
AS2914 NTT America, Inc. US
AS3356 Level 3 Parent, LLC US
AS6461 Zayo Bandwidth US
AS174 Cogent Communications, LLC US

Upstreams

AS Number Description Country
AS198949 Radware Ltd IL
AS2914 NTT America, Inc. US
AS3356 Level 3 Parent, LLC US
AS6461 Zayo Bandwidth US
AS174 Cogent Communications, LLC US

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Frequently Asked Questions

ASN AS36741 is an Autonomous System Number used to identify a network for BGP internet routing.
AS36741 is listed under FRONTIER AIRLINES INC.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
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.