AS23503 Exelon Corporation
CONSTELLATION-ENERGY
IPv4 Addresses: 4,352
Number of Peers: 4
Number of Prefixes: 15
ASN Allocated: Assigned
AS23503 Summary
Regional Registry:
IANAAllocation Status:
AssignedAS23503 Network
IPv4 Prefixes:
14IPv4 Peers:
3IPv4 Upstreams:
3IPv6 Prefixes:
1IPv6 Peers:
1IPv6 Upstreams:
1Contacts
Email Contacts:
netadmin2@exeloncorp.com
Abuse Contacts:
netadmin2@exeloncorp.com
Address:
10 S Dearborn St,
Chicago,
IL,
60603,
US
| Country | Announced Prefix | Description | Valid ROA | Parent Prefix | RIR |
|---|---|---|---|---|---|
|
159.214.87.0/24 | Philadelphia Electric Company | 159.214.0.0/16 | ARIN | |
|
|
216.99.176.0/20 | Exelon Corporation | 216.99.176.0/20 | ARIN | |
|
|
216.99.176.0/23 | Exelon Corporation | 216.99.176.0/20 | ARIN | |
|
|
216.99.179.0/24 | Exelon Corporation | 216.99.176.0/20 | ARIN | |
|
|
216.99.180.0/24 | Exelon Corporation | 216.99.176.0/20 | ARIN | |
|
|
216.99.181.0/24 | Exelon Corporation | 216.99.176.0/20 | ARIN | |
|
|
216.99.182.0/24 | Exelon Corporation | 216.99.176.0/20 | ARIN | |
|
|
216.99.183.0/24 | Exelon Corporation | 216.99.176.0/20 | ARIN | |
|
|
216.99.185.0/24 | Exelon Corporation | 214.0.0.0/8 | ARIN | |
|
|
216.99.186.0/24 | Exelon Corporation | 216.249.48.0/20 | ARIN | |
|
|
216.99.187.0/24 | Exelon Corporation | 216.12.224.0/19 | ARIN | |
|
|
216.99.188.0/24 | Exelon Corporation | 216.99.176.0/20 | ARIN | |
|
|
216.99.189.0/24 | Exelon Corporation | 216.158.192.0/19 | ARIN | |
|
|
216.99.191.0/24 | Exelon Corporation | 216.99.176.0/20 | ARIN |
| Country | Announced Prefix | Description | Valid ROA | Parent Prefix | RIR |
|---|---|---|---|---|---|
|
|
2605:4ac0::/32 | Business Services Company | 2605:4ac0::/32 | ARIN |
| Country | ASN | Name | Description | IPv6 |
|---|---|---|---|---|
|
AS202 | CENTURYLINK-LEGACY-LVLT-202 | Level 3 Parent, LLC | |
|
AS1321 | ANSBB-ASNNET-1 | Verizon Business | |
|
AS26425 | EXELON-CORPORATION | Exelon Corporation |
IPv4 Upstream Graph
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| Country | ASN | Name | Description | IPv4 |
|---|---|---|---|---|
|
AS3356 | LEVEL3 | Level 3 Parent, LLC |
IPv6 Upstream Graph
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| Country | ASN | Name | Description |
|---|---|---|---|
|
AS26425 | EXELON-CORPORATION | Exelon Corporation |
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# # 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 1997-2025, American Registry for Internet Numbers, Ltd. # ASNumber: 23503 ASName: CONSTELLATION-ENERGY ASHandle: AS23503 RegDate: 2002-03-29 Updated: 2016-08-08 Ref: https://rdap.arin.net/registry/autnum/23503 OrgName: Exelon Corporation OrgId: EXELO Address: 10 S Dearborn St City: Chicago StateProv: IL PostalCode: 60603 Country: US RegDate: 2002-09-12 Updated: 2019-02-26 Ref: https://rdap.arin.net/registry/entity/EXELO OrgAbuseHandle: NOC1756-ARIN OrgAbuseName: Network Operations Center OrgAbusePhone: +1-888-232-4800 OrgAbuseEmail: netadmin2@exeloncorp.com OrgAbuseRef: https://rdap.arin.net/registry/entity/NOC1756-ARIN OrgTechHandle: NOC1756-ARIN OrgTechName: Network Operations Center OrgTechPhone: +1-888-232-4800 OrgTechEmail: netadmin2@exeloncorp.com OrgTechRef: https://rdap.arin.net/registry/entity/NOC1756-ARIN OrgNOCHandle: NOC1756-ARIN OrgNOCName: Network Operations Center OrgNOCPhone: +1-888-232-4800 OrgNOCEmail: netadmin2@exeloncorp.com OrgNOCRef: https://rdap.arin.net/registry/entity/NOC1756-ARIN RTechHandle: NOC1756-ARIN RTechName: Network Operations Center RTechPhone: +1-888-232-4800 RTechEmail: netadmin2@exeloncorp.com RTechRef: https://rdap.arin.net/registry/entity/NOC1756-ARIN RAbuseHandle: NOC1756-ARIN RAbuseName: Network Operations Center RAbusePhone: +1-888-232-4800 RAbuseEmail: netadmin2@exeloncorp.com RAbuseRef: https://rdap.arin.net/registry/entity/NOC1756-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 1997-2025, American Registry for Internet Numbers, Ltd. #
| Country | IX | Name | IPv4 | IPv6 | Port Speed |
|---|