ASN Lookup Tool

Blue Cross Blue Shield of Michigan Mutual Insurance bcbsm.com US US 9 Routes

AS Data

AS30356

AS30356 – Blue Cross Blue Shield of Michigan Mutual Insurance

AS Number 30356
AS Name BCBSM
Organization Blue Cross Blue Shield of Michigan Mutual Insurance(bcbsmmi-1)
Country US
Website bcbsm.com
Number of IPv4 Routes 9
Number of IPv6 Routes 0
ASN type BUSINESS
Registry ARIN
Date Allocated 2017-11-06

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Use ASN data for AS30356 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
12.176.249.0/24 256
167.242.123.0/24 256
167.242.0.0/16 65536
167.242.128.0/17 32768
167.242.46.0/24 256
167.242.45.0/24 256
167.242.124.0/24 256
12.231.98.0/24 256
12.107.172.0/24 256

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:       30356
ASName:         BCBSM
ASHandle:       AS30356
RegDate:        2017-11-06
Updated:        2017-11-06    
Ref:            https://rdap.arin.net/registry/autnum/30356


OrgName:        Blue Cross Blue Shield of Michigan Mutual Insurance
OrgId:          BCBSMMI-1
Address:        600 East Lafayette
City:           Detroit
StateProv:      MI
PostalCode:     48226
Country:        US
RegDate:        2017-07-20
Updated:        2017-07-20
Ref:            https://rdap.arin.net/registry/entity/BCBSMMI-1


OrgNOCHandle: ZISKI-ARIN
OrgNOCName:   Ziskie, Kevin 
OrgNOCPhone:  +1-313-225-6577 
OrgNOCEmail:  WRied@bcbsm.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/ZISKI-ARIN

OrgTechHandle: NAVAR2-ARIN
OrgTechName:   Navaraj, Paul 
OrgTechPhone:  +1-313-225-9448 
OrgTechEmail:  PNavaraj@bcbsm.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NAVAR2-ARIN

OrgAbuseHandle: ZISKI-ARIN
OrgAbuseName:   Ziskie, Kevin 
OrgAbusePhone:  +1-313-225-6577 
OrgAbuseEmail:  WRied@bcbsm.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ZISKI-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
AS7018 AT&T Enterprises, LLC US
AS3549 Level 3 Communications, Inc. (GBLX) US
AS3356 Level 3 Parent, LLC US

Upstreams

AS Number Description Country
AS7018 AT&T Enterprises, LLC US
AS3356 Level 3 Parent, LLC US

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Frequently Asked Questions

ASN AS30356 is an Autonomous System Number used to identify a network for BGP internet routing.
AS30356 is listed under Blue Cross Blue Shield of Michigan Mutual Insurance.
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.