ASN Lookup Tool

MMC mmc.com US US 2 Routes

AS Data

AS21874

AS21874 – MMC

AS Number 21874
AS Name MMC
Organization MMC(mmc-337)
Country US
Website mmc.com
Number of IPv4 Routes 2
Number of IPv6 Routes 0
ASN type BUSINESS
Registry ARIN
Date Allocated 2001-07-03

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Use ASN data for AS21874 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
205.156.183.0/24 256
205.156.184.0/21 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:       21874
ASName:         MMC
ASHandle:       AS21874
RegDate:        2001-07-03
Updated:        2022-12-02    
Ref:            https://rdap.arin.net/registry/autnum/21874


OrgName:        MMC
OrgId:          MMC-337
Address:        1166 Avenue of the Americas
City:           New York
StateProv:      NY
PostalCode:     10036
Country:        US
RegDate:        2019-12-16
Updated:        2020-09-23
Ref:            https://rdap.arin.net/registry/entity/MMC-337


OrgTechHandle: INTER162-ARIN
OrgTechName:   Internet Services
OrgTechPhone:  +1-502-561-4600 
OrgTechEmail:  internet.services@mmc.com
OrgTechRef:    https://rdap.arin.net/registry/entity/INTER162-ARIN

OrgNOCHandle: MMCNO1-ARIN
OrgNOCName:   MMC-NOC
OrgNOCPhone:  +1-502-561-4600 
OrgNOCEmail:  mgtinoc@mmc.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/MMCNO1-ARIN

OrgAbuseHandle: MMCAB-ARIN
OrgAbuseName:   MMC-Abuse
OrgAbusePhone:  +1-502-561-4600 
OrgAbuseEmail:  abuse@mmc.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MMCAB-ARIN

OrgDNSHandle: VIHLI-ARIN
OrgDNSName:   Vihlidal, Brian 
OrgDNSPhone:  +1-502-561-4600 
OrgDNSEmail:  brian.vihlidal@mmc.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/VIHLI-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
AS23498 Beanfield Technologies Inc. CA
AS577 Bell Canada CA

Upstreams

AS Number Description Country
AS23498 Beanfield Technologies Inc. CA
AS577 Bell Canada CA

Contacts

Email Contacts

internet.services@mmc.com

Abuse Contacts

abuse@mmc.com

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Frequently Asked Questions

ASN AS21874 is an Autonomous System Number used to identify a network for BGP internet routing.
AS21874 is listed under MMC.
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.