AS Number
AS203
AS Name
CENTURYLINK-LEGACY-LVLT-203
Org Name
Level 3 Parent, LLC
Registry

arin

RegDate

2018-02-06

Updated

2024-06-17

AS203 Looking Glass
IPv4Prefixes

80

IPv6Prefixes

1

IPv4 NUMs

101,888

IPv6 NUMs(/64)

4,294,967,296

101,888 IPv4 Addresses
CIDR Description IP Num
8.7.155.0/24 Level 3 Parent, LLC 256
8.15.229.0/24 Level 3 Parent, LLC 256
8.18.63.0/24 Level 3 Parent, LLC 256
8.25.26.0/24 Level 3 Parent, LLC 256
8.36.90.0/24 Level 3 Parent, LLC 256
8.44.205.0/24 Level 3 Parent, LLC 256
38.107.240.0/24 PSINet, Inc. 256
63.128.0.0/22 Blackbaud, Inc. 1024
63.128.1.0/24 Blackbaud, Inc. 256
63.128.7.0/24 CenturyLink Communications, LLC 256
63.128.8.0/22 CenturyLink Communications, LLC 1024
63.128.12.0/24 Blackbaud, Inc. 256
63.128.14.0/24 CenturyLink Communications, LLC 256
63.128.20.0/24 Blackbaud, Inc. 256
63.128.24.0/24 Blackbaud, Inc. 256
64.22.148.0/24 CenturyLink Communications, LLC 256
64.208.127.0/24 Level 3 Parent, LLC 256
64.209.141.0/24 Kintera, Inc. 256
64.241.120.0/24 Dollar Bank 256
65.222.131.0/24 PHILADELPHIA FEDERAL CREDIT UNION (C02216780) 256
66.193.107.0/24 Banfield 256
66.194.187.0/24 Level 3 Parent, LLC 256
67.96.131.0/24 Unisys (C00326735) 256
128.177.179.0/24 USCP (C10705341) 256
129.220.48.0/20 Unisys Corporation 4096
129.220.64.0/19 Unisys Corporation 8192
156.42.0.0/19 Maricopa County 8192
156.42.32.0/19 Maricopa County 8192
156.42.64.0/19 Maricopa County 8192
156.42.96.0/19 Maricopa County 8192
156.42.128.0/19 Maricopa County 8192
156.42.160.0/19 Maricopa County 8192
156.42.192.0/19 Maricopa County 8192
156.42.224.0/19 Maricopa County 8192
158.120.127.0/24 Colorado Springs Utilities 256
170.22.90.0/24 CareFirst Management Company, LLC 256
189.125.51.0/24 COOPERATIVA CENTRAL DE CREDITO URBANO - AILOS 256
192.42.110.0/24 United States Capitol Police 256
192.59.36.0/22 Unisys Corporation 1024
192.59.78.0/24 Unisys Corporation 256
192.59.119.0/24 Unisys Corporation 256
192.147.2.0/24 Colorado Springs Utilities 256
194.34.64.0/24 AstraZeneca PLC 256
194.34.65.0/24 AstraZeneca PLC 256
194.34.66.0/24 AstraZeneca PLC 256
194.34.76.0/24 AstraZeneca PLC 256
194.34.79.0/24 AstraZeneca PLC 256
194.34.80.0/24 AstraZeneca PLC 256
194.34.83.0/24 AstraZeneca PLC 256
194.34.84.0/24 AstraZeneca PLC 256
194.34.85.0/24 AstraZeneca PLC 256
194.34.87.0/24 AstraZeneca PLC 256
194.34.88.0/24 AstraZeneca PLC 256
194.34.89.0/24 AstraZeneca PLC 256
194.34.91.0/24 AstraZeneca PLC 256
198.94.221.0/24 City of Sunnyvale 256
198.94.222.0/24 City of Sunnyvale 256
198.94.223.0/24 City of Sunnyvale 256
198.200.148.0/24 Hutchens, Senter, Kellam and Pettit, PA 256
199.68.16.0/24 Medimmune, LLC 256
199.68.17.0/24 Medimmune, LLC 256
199.68.18.0/24 Medimmune, LLC 256
199.68.19.0/24 Medimmune, LLC 256
199.192.132.0/24 WESTERN ASSET MANAGEMENT COMPANY 256
199.192.133.0/24 WESTERN ASSET MANAGEMENT COMPANY 256
204.17.143.0/24 Maxim Integrated Products 256
204.153.154.0/24 Blue Cross and Blue Shield of Arizona Inc 256
204.153.155.0/24 Blue Cross and Blue Shield of Arizona Inc 256
205.139.102.0/24 Kintera, Inc. 256
205.139.103.0/24 Kintera, Inc. 256
205.139.104.0/22 Kintera, Inc. 1024
205.139.108.0/24 Kintera, Inc. 256
205.153.101.0/24 Maxim Integrated Products 256
205.153.102.0/24 Maxim Integrated Products 256
206.79.6.0/24 Kintera, Inc. 256
206.169.67.0/24 KYOCERA WIRELESS 256
209.67.132.0/22 Blackbaud, Inc. 1024
209.67.136.0/22 Blackbaud, Inc. 1024
216.32.151.0/24 Blackbaud, Inc. 256
216.235.200.0/21 Blackbaud, Inc. 2048
CIDR Description IP NUMs(prefix /64)
2804:cf4::/32 Noroestecom Telecomunicacoes Ltda 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 29,838,848 77,330,644,992 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS10753 LUMEN-LEGACY-L3-CUSTOMER-SHARED-USE - Level 3 Parent, LLC, US United States 605,696 34,382,217,216 IPv4 IPv4
ASNumber:       203
ASName:         CENTURYLINK-LEGACY-LVLT-203
ASHandle:       AS203
RegDate:        2002-06-05
Updated:        2019-12-04    
Ref:            https://rdap.arin.net/registry/autnum/203



OrgName:        Level 3 Parent, LLC
OrgId:          LPL-141
Address:        100 CenturyLink Drive
City:           Monroe
StateProv:      LA
PostalCode:     71203
Country:        US
RegDate:        2018-02-06
Updated:        2024-06-17
Comment:        USAGE OF IP SPACE MUST COMPLY WITH OUR ACCEPTABLE USE POLICY:
Comment:        https://www.lumen.com/en-us/about/legal/acceptable-use-policy.html
Comment:        
Comment:        ADDRESSES COVERED BY THIS ORG-ID ARE NON-PORTABLE ANY ISP ANNOUNCING OR TRANSITING PORTIONS WITHIN OUR RANGES SHOULD NOT RELY ON PRESENTED LOA'S OR OLD WHOIS UNLESS THOSE RANGES ARE ALSO ACTIVELY DIRECTLY ANNOUNCED TO A LUMEN ASN. WITH ALL LOA'S THESE CONDITIONS APPLY:
Comment:        
Comment:        1. You are permitted to route the Lumen IP prefixes listed via Public BGP to your alternate ISP from the designated ASN. Any other ASN originating the prefix listed is forbidden.
Comment:        2. The Lumen IP prefixes listed can be routed via Public BGP to your alternate ISP as long as you remain an active customer with Lumen and continue to route the prefixes over at least one Lumen Internet circuit without significant traffic engineering.
Comment:        3. Should your Internet services with Lumen be discontinued, Lumen reserves the right to have your alternate ISP terminate the routing of the Lumen IP prefixes without advanced notification, should you fail to do so.
Comment:        4. All IP Addresses assigned or allocated by Lumen to an end-user (customer or ISP) shall be considered non-portable and will be reclaimed by Lumen upon service termination.
Comment:        5. Lumen reserves the right to conduct audits to ensure the LOA conditions are being met.
Comment:        6. Usage of IP space must comply with our AUP https://www.lumen.com/en-us/about/legal/acceptable-use-policy.html
Comment:        
Comment:        Our looking glass is located at: https://lookingglass.centurylink.com/
Comment:        
Comment:        For subpoena or court order please fax 844.254.5800 or refer to our Trust & Safety page:
Comment:        https://www.lumen.com/en-us/about/legal/trust-center/trust-and-safety.html
Comment:        
Comment:        For abuse issues, please email [email protected]
Comment:        All abuse reports MUST include:
Comment:        * src IP
Comment:        * dest IP (your IP)
Comment:        * dest port
Comment:        * Accurate date/timestamp and timezone of activity
Comment:        * Intensity/frequency (short log extracts)
Comment:        * Your contact details (phone and email)
Comment:        Without these we will be unable to identify the correct owner of the IP address at that point in time.
Ref:            https://rdap.arin.net/registry/entity/LPL-141


OrgRoutingHandle: RPKIR-ARIN
OrgRoutingName:   RPKI-ROA
OrgRoutingPhone:  +1-877-886-6515 
OrgRoutingEmail:  [email protected]
OrgRoutingRef:    https://rdap.arin.net/registry/entity/RPKIR-ARIN

OrgTechHandle: APL7-ARIN
OrgTechName:   ADMIN POC LVLT
OrgTechPhone:  +1-877-453-8353 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/APL7-ARIN

OrgAbuseHandle: LAC56-ARIN
OrgAbuseName:   L3 Abuse Contact
OrgAbusePhone:  +1-877-453-8353 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/LAC56-ARIN