ASN Lookup Tool

Cisco Webex LLC cisco.com US US 13 Routes

AS Data

AS399937

AS399937 – Cisco Webex LLC

AS Number 399937
AS Name UCMCLOUD
Organization Cisco Webex LLC(wex)
Country US
Website cisco.com
Number of IPv4 Routes 13
Number of IPv6 Routes 0
ASN type BUSINESS
Registry ARIN
Date Allocated 2021-08-10

ASN Intelligence API for production workflows

Use ASN data for AS399937 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 # IPs
139.177.88.0/24 256
8.38.216.0/24 256
139.177.92.0/24 256
139.177.86.0/24 256
139.177.90.0/24 256
139.177.87.0/24 256
158.222.48.0/24 256
139.177.84.0/24 256
139.177.85.0/24 256
158.222.49.0/24 256

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:       399937
ASName:         UCMCLOUD
ASHandle:       AS399937
RegDate:        2021-08-10
Updated:        2021-08-10    
Ref:            https://rdap.arin.net/registry/autnum/399937


OrgName:        Cisco Webex LLC
OrgId:          WEX
Address:        170 W. Tasman Drive
City:           San Jose
StateProv:      CA
PostalCode:     95134
Country:        US
RegDate:        2001-02-23
Updated:        2024-11-25
Ref:            https://rdap.arin.net/registry/entity/WEX


OrgNOCHandle: NO86-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-855-722-7227 
OrgNOCEmail:  csg-network@cisco.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/NO86-ARIN

OrgAbuseHandle: NO86-ARIN
OrgAbuseName:   Network Operations Center
OrgAbusePhone:  +1-855-722-7227 
OrgAbuseEmail:  csg-network@cisco.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NO86-ARIN

OrgTechHandle: NO86-ARIN
OrgTechName:   Network Operations Center
OrgTechPhone:  +1-855-722-7227 
OrgTechEmail:  csg-network@cisco.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NO86-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
AS7474 SingTel Optus Pty Ltd AU
AS1221 Telstra Limited AU
AS3549 Level 3 Communications, Inc. (GBLX) US
AS13445 Cisco Webex LLC US
AS4637 Telstra International Limited HK
AS4637 Telstra Global HK
AS3356 Level 3 Parent, LLC US

Upstreams

AS Number Description Country
AS7474 SingTel Optus Pty Ltd AU
AS1221 Telstra Limited AU
AS13445 Cisco Webex LLC US
AS4637 Telstra International Limited HK
AS3356 Level 3 Parent, LLC US

Ready to get started?Get Started with IP Intelligence API Today

Get Started
CTA Illustration

Frequently Asked Questions

ASN AS399937 is an Autonomous System Number used to identify a network for BGP internet routing.
AS399937 is listed under Cisco Webex LLC.
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.