ASN AS891 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS891?

AS891 is listed under Profound.

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.

AS891 Profound | IPGeolocation.io

ASN Lookup Tool

Profound tryprofound.com

US 1 Routes

AS Data

AS891

AS891 – Profound

AS Number	891
AS Name	CST-128-891
Organization	Profound (cst-128)
Country	US
Website	tryprofound.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2026-07-20

ASN Intelligence API for production workflows

Use ASN data for AS891 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
134.49.168.0/24	AS891	Profound	Profound	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:       891
ASName:         CST-128-891
ASHandle:       AS891
RegDate:        2026-07-20
Updated:        2026-10-13
Comment:        -----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
Ref:            https://rdap.arin.net/registry/autnum/891


OrgName:        Profound
OrgId:          CST-128
Address:        1 Union Square West, FL2
City:           New York
StateProv:      NY
PostalCode:     10003
Country:        US
RegDate:        2026-06-06
Updated:        2026-08-17
Ref:            https://rdap.arin.net/registry/entity/CST-128


OrgAbuseHandle: TRAVI93-ARIN
OrgAbuseName:   Travisano, Jake 
OrgAbusePhone:  +1-718-550-6045 
OrgAbuseEmail:  jake@tryprofound.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/TRAVI93-ARIN

OrgTechHandle: ZHOUC-ARIN
OrgTechName:   Zhou, Charles 
OrgTechPhone:  +1-718-550-6045 
OrgTechEmail:  charles@tryprofound.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ZHOUC-ARIN

OrgNOCHandle: WUGEO-ARIN
OrgNOCName:   Wu, George 
OrgNOCPhone:  +1-718-550-6045 
OrgNOCEmail:  george.wu@tryprofound.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/WUGEO-ARIN

OrgTechHandle: TRAVI93-ARIN
OrgTechName:   Travisano, Jake 
OrgTechPhone:  +1-718-550-6045 
OrgTechEmail:  jake@tryprofound.com
OrgTechRef:    https://rdap.arin.net/registry/entity/TRAVI93-ARIN

OrgTechHandle: WUGEO-ARIN
OrgTechName:   Wu, George 
OrgTechPhone:  +1-718-550-6045 
OrgTechEmail:  george.wu@tryprofound.com
OrgTechRef:    https://rdap.arin.net/registry/entity/WUGEO-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" : "891",
    "as_handle" : "AS891",
    "as_name" : "CST-128-891",
    "tech_contacts" : [ "ZHOUC-ARIN", "TRAVI93-ARIN", "WUGEO-ARIN" ],
    "abuse_contacts" : [ "TRAVI93-ARIN" ],
    "date_created" : "2026-07-20",
    "date_updated" : "2026-10-13",
    "source" : "https://rdap.arin.net/registry/autnum/891"
  } ],
  "organization" : {
    "handle" : "CST-128",
    "name" : "Profound",
    "address" : [ "1 Union Square West, FL2", "New York", "NY", "10003", "US" ],
    "street" : "Union Square West",
    "city" : "New York",
    "state" : "NY",
    "zip_code" : "10003",
    "country" : [ "US" ],
    "date_created" : "2026-06-06",
    "date_updated" : "2026-08-17",
    "source" : "https://rdap.arin.net/registry/entity/CST-128",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "ZHOUC-ARIN",
    "name" : "Zhou, Charles",
    "email" : [ "charles@tryprofound.com" ],
    "phone" : [ "+1-718-550-6045" ],
    "source" : "https://rdap.arin.net/registry/entity/ZHOUC-ARIN"
  }, {
    "handle" : "TRAVI93-ARIN",
    "name" : "Travisano, Jake",
    "email" : [ "jake@tryprofound.com" ],
    "phone" : [ "+1-718-550-6045" ],
    "source" : "https://rdap.arin.net/registry/entity/TRAVI93-ARIN"
  }, {
    "handle" : "WUGEO-ARIN",
    "name" : "Wu, George",
    "email" : [ "george.wu@tryprofound.com" ],
    "phone" : [ "+1-718-550-6045" ],
    "source" : "https://rdap.arin.net/registry/entity/WUGEO-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "TRAVI93-ARIN",
    "name" : "Travisano, Jake",
    "email" : [ "jake@tryprofound.com" ],
    "phone" : [ "+1-718-550-6045" ],
    "source" : "https://rdap.arin.net/registry/entity/TRAVI93-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS16509	Amazon.com, Inc.	US

Upstreams

AS Number	Description	Country
AS16509	Amazon.com, Inc.	US