AS30710 - SPECT-19-AS - Spectrum Health, US

United States
AS Number
AS30710
AS Name
SPECT-19-AS
Org Name
Spectrum Health
Country
United States
Registry

arin

RegDate

2003-12-01

Updated

2025-07-31

AS30710 Looking Glass
IPv4Prefixes

25

IPv6Prefixes

0

IPv4 NUMs

132,096

IPv6 NUMs(/64)

0

132,096 IPv4 Addresses
CIDR Description IP Num
162.82.0.0/24 William Beaumont Hospital 256
162.82.0.0/16 William Beaumont Hospital 65536
162.82.125.0/24 William Beaumont Hospital 256
167.73.0.0/24 Spectrum Health 256
167.73.0.0/20 Spectrum Health 4096
167.73.0.0/18 Spectrum Health 16384
167.73.0.0/17 Spectrum Health 32768
167.73.16.0/24 Spectrum Health 256
167.73.16.0/20 Spectrum Health 4096
167.73.32.0/20 Spectrum Health 4096
167.73.48.0/20 Spectrum Health 4096
167.73.64.0/20 Spectrum Health 4096
167.73.64.0/18 Spectrum Health 16384
167.73.128.0/18 Spectrum Health 16384
167.73.128.0/17 Spectrum Health 32768
167.73.144.0/20 Spectrum Health 4096
167.73.160.0/19 Spectrum Health 8192
167.73.192.0/19 Spectrum Health 8192
167.73.192.0/18 Spectrum Health 16384
167.73.224.0/20 Spectrum Health 4096
167.73.240.0/21 Spectrum Health 2048
167.73.248.0/22 Spectrum Health 1024
167.73.252.0/24 Spectrum Health 256
167.73.253.0/24 Spectrum Health 256
208.90.92.0/22 OAKWOOD HEALTHCARE INC 1024
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS26554 US-SIGNAL - US Signal Company, L.L.C., US United States 136,448 8,589,934,592 IPv4 IPv4 
ASNumber:       30710
ASName:         SPECT-19-AS
ASHandle:       AS30710
RegDate:        2003-12-09
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/30710


OrgName:        Spectrum Health
OrgId:          SPECT-19
Address:        100 Michigan St NE
Address:        Mail Code 064
City:           Grand Rapids
StateProv:      MI
PostalCode:     49503
Country:        US
RegDate:        2003-12-01
Updated:        2025-07-31
Ref:            https://rdap.arin.net/registry/entity/SPECT-19


OrgTechHandle: NETWO425-ARIN
OrgTechName:   Network Administrators
OrgTechPhone:  +1-616-486-4888 
OrgTechEmail:  network.administrator@corewellhealth.org
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO425-ARIN

OrgTechHandle: GRESH26-ARIN
OrgTechName:   Gresham, William 
OrgTechPhone:  +1-616-460-5274 
OrgTechEmail:  william.gresham@corewellhealth.org
OrgTechRef:    https://rdap.arin.net/registry/entity/GRESH26-ARIN

OrgAbuseHandle: NETWO425-ARIN
OrgAbuseName:   Network Administrators
OrgAbusePhone:  +1-616-486-4888 
OrgAbuseEmail:  network.administrator@corewellhealth.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO425-ARIN

OrgTechHandle: TOROD-ARIN
OrgTechName:   Torode, David 
OrgTechPhone:  +1-248-766-2584 
OrgTechEmail:  david.torode@corewellhealth.org
OrgTechRef:    https://rdap.arin.net/registry/entity/TOROD-ARIN

OrgTechHandle: TELEC3-ARIN
OrgTechName:   Telecommunications Manager
OrgTechPhone:  +1-616-486-4888 
OrgTechEmail:  network.administrator@corewellhealth.org
OrgTechRef:    https://rdap.arin.net/registry/entity/TELEC3-ARIN

OrgAbuseHandle: TELEC3-ARIN
OrgAbuseName:   Telecommunications Manager
OrgAbusePhone:  +1-616-486-4888 
OrgAbuseEmail:  network.administrator@corewellhealth.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/TELEC3-ARIN