# # 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. # # # Query terms are ambiguous. The query is assumed to be: # "n 198.251.28.204" # # Use "?" to get help. # NetRange: 198.251.16.0 - 198.251.30.255 CIDR: 198.251.24.0/22, 198.251.30.0/24, 198.251.28.0/23, 198.251.16.0/21 NetName: NETBLK-NWCHDATCOM NetHandle: NET-198-251-16-0-1 Parent: NET198 (NET-198-0-0-0-0) NetType: Direct Allocation OriginAS: Organization: Northwest Community Hospital (NCH-1) RegDate: 1993-08-30 Updated: 2021-12-14 Ref: https://rdap.arin.net/registry/ip/198.251.16.0 OrgName: Northwest Community Hospital OrgId: NCH-1 Address: 800 West Central Road City: Arlington Heights StateProv: IL PostalCode: 60005 Country: US RegDate: 1993-08-30 Updated: 2025-01-08 Ref: https://rdap.arin.net/registry/entity/NCH-1 OrgDNSHandle: DUKIC2-ARIN OrgDNSName: Dukich, Paul OrgDNSPhone: +1-847-618-4887 OrgDNSEmail: pdukich@gmail.com OrgDNSRef: https://rdap.arin.net/registry/entity/DUKIC2-ARIN OrgRoutingHandle: DUKIC2-ARIN OrgRoutingName: Dukich, Paul OrgRoutingPhone: +1-847-618-4887 OrgRoutingEmail: pdukich@gmail.com OrgRoutingRef: https://rdap.arin.net/registry/entity/DUKIC2-ARIN OrgAbuseHandle: DUKIC2-ARIN OrgAbuseName: Dukich, Paul OrgAbusePhone: +1-847-618-4887 OrgAbuseEmail: pdukich@gmail.com OrgAbuseRef: https://rdap.arin.net/registry/entity/DUKIC2-ARIN OrgAbuseHandle: MARKA51-ARIN OrgAbuseName: Eilken, Mark A OrgAbusePhone: +1-630-401-9289 OrgAbuseEmail: meilken@nch.org OrgAbuseRef: https://rdap.arin.net/registry/entity/MARKA51-ARIN OrgRoutingHandle: SMITH6239-ARIN OrgRoutingName: Smith, Daniel OrgRoutingPhone: +1-630-527-5663 OrgRoutingEmail: daniel.smith@endeavorhealth.org OrgRoutingRef: https://rdap.arin.net/registry/entity/SMITH6239-ARIN OrgTechHandle: DUKIC2-ARIN OrgTechName: Dukich, Paul OrgTechPhone: +1-847-618-4887 OrgTechEmail: pdukich@gmail.com OrgTechRef: https://rdap.arin.net/registry/entity/DUKIC2-ARIN OrgTechHandle: MARKA51-ARIN OrgTechName: Eilken, Mark A OrgTechPhone: +1-630-401-9289 OrgTechEmail: meilken@nch.org OrgTechRef: https://rdap.arin.net/registry/entity/MARKA51-ARIN OrgNOCHandle: DUKIC2-ARIN OrgNOCName: Dukich, Paul OrgNOCPhone: +1-847-618-4887 OrgNOCEmail: pdukich@gmail.com OrgNOCRef: https://rdap.arin.net/registry/entity/DUKIC2-ARIN OrgRoutingHandle: MARKA51-ARIN OrgRoutingName: Eilken, Mark A OrgRoutingPhone: +1-630-401-9289 OrgRoutingEmail: meilken@nch.org OrgRoutingRef: https://rdap.arin.net/registry/entity/MARKA51-ARIN OrgDNSHandle: MARKA51-ARIN OrgDNSName: Eilken, Mark A OrgDNSPhone: +1-630-401-9289 OrgDNSEmail: meilken@nch.org OrgDNSRef: https://rdap.arin.net/registry/entity/MARKA51-ARIN OrgTechHandle: SMITH6239-ARIN OrgTechName: Smith, Daniel OrgTechPhone: +1-630-527-5663 OrgTechEmail: daniel.smith@endeavorhealth.org OrgTechRef: https://rdap.arin.net/registry/entity/SMITH6239-ARIN OrgNOCHandle: MARKA51-ARIN OrgNOCName: Eilken, Mark A OrgNOCPhone: +1-630-401-9289 OrgNOCEmail: meilken@nch.org OrgNOCRef: https://rdap.arin.net/registry/entity/MARKA51-ARIN RAbuseHandle: DUKIC2-ARIN RAbuseName: Dukich, Paul RAbusePhone: +1-847-618-4887 RAbuseEmail: pdukich@gmail.com RAbuseRef: https://rdap.arin.net/registry/entity/DUKIC2-ARIN RNOCHandle: DUKIC2-ARIN RNOCName: Dukich, Paul RNOCPhone: +1-847-618-4887 RNOCEmail: pdukich@gmail.com RNOCRef: https://rdap.arin.net/registry/entity/DUKIC2-ARIN RTechHandle: DUKIC2-ARIN RTechName: Dukich, Paul RTechPhone: +1-847-618-4887 RTechEmail: pdukich@gmail.com RTechRef: https://rdap.arin.net/registry/entity/DUKIC2-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. #