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AS53778 Berenberg Capital Markets, LLC

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

Berenberg Capital Markets, LLC eci.com

US 1 Routes

AS Data

AS53778

AS53778 – Berenberg Capital Markets, LLC

AS Number	53778
AS Name	BCML-ASN
Organization	Berenberg Capital Markets, LLC (bcml-10)
Country	US
Website	eci.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2011-05-17

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Use ASN data for AS53778 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
64.72.82.0/24	AS53778	Berenberg Capital Markets, LLC	Berenberg Capital Markets LLC	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:       53778
ASName:         BCML-ASN
ASHandle:       AS53778
RegDate:        2011-05-17
Updated:        2012-02-24
Ref:            https://rdap.arin.net/registry/autnum/53778


OrgName:        Berenberg Capital Markets, LLC
OrgId:          BCML-10
Address:        255 State Street, 9th Floor
City:           Boston
StateProv:      MA
PostalCode:     02110
Country:        US
RegDate:        2011-04-08
Updated:        2023-05-18
Ref:            https://rdap.arin.net/registry/entity/BCML-10


OrgTechHandle: ENOC23-ARIN
OrgTechName:   ECINet Network Operations Center
OrgTechPhone:  +1-212-954-0660 
OrgTechEmail:  noc@eci.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ENOC23-ARIN

OrgAbuseHandle: ENOC23-ARIN
OrgAbuseName:   ECINet Network Operations Center
OrgAbusePhone:  +1-212-954-0660 
OrgAbuseEmail:  noc@eci.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ENOC23-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" : "53778",
    "as_handle" : "AS53778",
    "as_name" : "BCML-ASN",
    "tech_contacts" : [ "ENOC23-ARIN" ],
    "abuse_contacts" : [ "ENOC23-ARIN" ],
    "date_created" : "2011-05-17",
    "date_updated" : "2012-02-24",
    "source" : "https://rdap.arin.net/registry/autnum/53778"
  } ],
  "organization" : {
    "handle" : "BCML-10",
    "name" : "Berenberg Capital Markets, LLC",
    "address" : [ "255 State Street, 9th Floor", "Boston", "MA", "02110", "US" ],
    "street" : "State Street",
    "city" : "Boston",
    "state" : "MA",
    "zip_code" : "02110",
    "country" : [ "US" ],
    "date_created" : "2011-04-08",
    "date_updated" : "2023-05-18",
    "source" : "https://rdap.arin.net/registry/entity/BCML-10",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "ENOC23-ARIN",
    "name" : "ECINet Network Operations Center",
    "email" : [ "noc@eci.com" ],
    "phone" : [ "+1-212-954-0660" ],
    "source" : "https://rdap.arin.net/registry/entity/ENOC23-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ENOC23-ARIN",
    "name" : "ECINet Network Operations Center",
    "email" : [ "noc@eci.com" ],
    "phone" : [ "+1-212-954-0660" ],
    "source" : "https://rdap.arin.net/registry/entity/ENOC23-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS46887	Crown Castle Fiber LLC	US
AS14717	EZE Castle Integration Inc.	US

Upstreams

AS Number	Description	Country
AS46887	Crown Castle Fiber LLC	US
AS14717	EZE Castle Integration Inc.	US

Frequently Asked Questions

What is ASN AS53778?

ASN AS53778 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS53778?

AS53778 is listed under Berenberg Capital Markets, LLC.

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.