ASN AS55145 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS55145?

AS55145 is listed under ECFiber.

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?

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.

AS55145 ECFiber | IPGeolocation.io

ASN Lookup Tool

ECFiber ecfiber.net

US 9 Routes

AS Data

AS55145

AS55145 – ECFiber

AS Number	55145
AS Name	ECVTD-55145
Organization	ECFiber(ecvtd)
Country	US
Website	ecfiber.net
Number of IPv4 Routes	9
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2023-02-22

ASN Intelligence API for production workflows

Use ASN data for AS55145 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
104.219.96.0/22	AS55145	ECFiber	ECFiber	1024
104.219.98.0/23	AS55145	ECFiber	ECFiber	512
198.55.232.0/22	AS55145	ECFiber	ECFiber	1024
216.24.160.0/20	AS55145	ECFiber	ECFiber	4096
104.219.96.0/23	AS55145	ECFiber	ECFiber	512
216.24.168.0/21	AS55145	ECFiber	ECFiber	2048
198.55.236.0/22	AS55145	ECFiber	ECFiber	1024
198.55.232.0/21	AS55145	ECFiber	ECFiber	2048
216.24.160.0/21	AS55145	ECFiber	ECFiber	2048

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:       55145
ASName:         ECVTD-55145
ASHandle:       AS55145
RegDate:        2023-02-22
Updated:        2023-02-22    
Ref:            https://rdap.arin.net/registry/autnum/55145


OrgName:        ECFiber
OrgId:          ECVTD
Address:        415 Waterman Rd Unit 2
City:           South Royalton
StateProv:      VT
PostalCode:     05068
Country:        US
RegDate:        2022-11-23
Updated:        2023-05-08
Ref:            https://rdap.arin.net/registry/entity/ECVTD


OrgTechHandle: TECH1404-ARIN
OrgTechName:   Tech
OrgTechPhone:  +1-802-763-2262 
OrgTechEmail:  tech@ecfiber.net
OrgTechRef:    https://rdap.arin.net/registry/entity/TECH1404-ARIN

OrgAbuseHandle: ABUSE8739-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-802-763-2262 
OrgAbuseEmail:  abuse@ecfiber.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE8739-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
AS1239	Cogent Communications, LLC	US
AS286	GTT Communications Inc.	NL
AS286	GTT Communications Inc.	US
AS3257	GTT Communications Inc.	US
AS174	Cogent Communications, LLC	US