AS Number
AS203
AS Name
CENTURYLINK-LEGACY-LVLT-203
Org Name
Level 3 Parent, LLC
Country / Region
United States
Registry

arin

RegDate

2018-02-06

Updated

2023-08-10

AS203 Looking Glass
IPv4Prefixes

221

IPv6Prefixes

5

IPv4 NUMs

134,080

IPv6 NUMs(/64)

4,345,364,480

134,080 IPv4 Addresses
CIDR Description IP Num
4.4.27.128/27
Level 3 Parent, LLC 32
4.4.61.192/26
Level 3 Parent, LLC 64
4.14.40.160/27
Level 3 Parent, LLC 32
4.14.216.128/26
Level 3 Parent, LLC 64
4.59.53.128/26
Level 3 Parent, LLC 64
4.78.27.224/27
Level 3 Parent, LLC 32
4.79.140.128/26
Level 3 Parent, LLC 64
8.7.155.0/24
Level 3 Parent, LLC 256
8.12.241.0/25
Level 3 Parent, LLC 128
8.14.116.64/27
Level 3 Parent, LLC 32
8.15.229.0/24
IRR InValid
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
8.36.85.0/26
Level 3 Parent, LLC 64
8.36.90.0/24
Level 3 Parent, LLC 256
8.44.205.0/24
Level 3 Parent, LLC 256
37.123.254.0/24
IRR Valid
UK-EARTHPORT-ISUMO-2020-02-21 256
38.107.240.0/24
IRR InValid
PSINet, Inc. 256
45.133.132.0/24
ROA Signed and Valid IRR InValid
exness-net 256
50.230.69.0/24
IRR InValid
Comcast Cable Communications, LLC 256
62.48.75.0/24
IRR InValid
TUI-INFO-TEC 256
62.48.80.0/24
IRR InValid
TUI-INFO-TEC 256
62.48.90.0/24
IRR InValid
TUI-INFO-TEC 256
62.67.221.0/26
IRR InValid
Lumen Technologies UK Limited 64
63.73.199.0/24
IRR InValid
Walgreens (C00595696) 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
63.128.19.0/27
CenturyLink Communications, LLC 32
63.128.20.0/24
Blackbaud, Inc. 256
63.128.24.0/24
Blackbaud, Inc. 256
63.239.17.0/24
IRR InValid
WALGREEN CO 256
64.14.182.128/25
CenturyLink Communications, LLC 128
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
IRR InValid
PHILADELPHIA FEDERAL CREDIT UNION (C02216780) 256
66.162.113.64/26
Level 3 Parent, LLC 64
66.193.107.0/24
IRR InValid
Banfield 256
66.194.187.0/24
Level 3 Parent, LLC 256
66.248.253.0/24
IRR InValid
Blue Cross Blue Shield Of Louisiana 256
67.96.131.0/24
Unisys (C00326735) 256
69.67.153.0/24
IRR InValid
H5 Data Centers 256
74.116.55.0/24
IRR InValid
H5 Data Centers 256
94.46.98.0/24
LSEGH 256
128.177.179.0/24
IRR InValid
USCP (C10705341) 256
129.220.48.0/20
IRR InValid
Unisys Corporation 4096
129.220.64.0/19
IRR InValid
Unisys Corporation 8192
130.250.128.0/24
IRR InValid
H5 Data Centers 256
130.250.131.0/24
IRR InValid
H5 Data Centers 256
130.250.132.0/24
IRR InValid
H5 Data Centers (HCDL) 256
130.250.135.0/24
IRR InValid
H5 Data Centers 256
130.250.136.0/24
IRR InValid
H5 Data Centers 256
130.250.192.0/24
IRR InValid
H5 Data Centers 256
130.250.193.0/24
IRR InValid
H5 Data Centers 256
130.250.196.0/24
IRR InValid
MANAGE.NET LLC (C07344479) 256
130.250.198.0/24
IRR InValid
H5 Data Centers 256
130.250.207.0/24
IRR InValid
H5 Data Centers 256
130.250.208.0/24
IRR InValid
H5 Data Centers 256
130.250.209.0/24
H5 Data Centers 256
130.250.210.0/24
H5 Data Centers 256
130.250.211.0/24
PERFICIENT (C07483817) 256
130.250.212.0/24
IRR InValid
H5 Data Centers 256
130.250.214.0/24
IRR InValid
H5 Data Centers 256
130.250.215.0/24
RUSSELL TECHNOLOGIES DBA (C07532270) 256
130.250.216.0/24
IRR InValid
H5 Data Centers 256
130.250.217.0/24
IRR InValid
H5 Data Centers 256
130.250.224.0/24
IRR InValid
Plum Voice (C06541327) 256
130.250.225.0/24
IRR InValid
H5 Data Centers 256
130.250.227.0/24
IRR InValid
H5 Data Centers 256
146.88.226.0/24
IRR InValid
Advisor Group, Inc. 256
146.88.227.0/24
Advisor Group, Inc. 256
146.214.16.0/24
IRR InValid
Mallinckrodt LLC 256
146.214.17.0/24
IRR InValid
Mallinckrodt LLC 256
146.214.18.0/24
IRR InValid
Mallinckrodt LLC 256
146.214.19.0/24
IRR InValid
Mallinckrodt LLC 256
146.214.20.0/24
IRR InValid
Mallinckrodt LLC 256
146.214.21.0/24
IRR InValid
Mallinckrodt LLC 256
146.214.22.0/24
IRR InValid
Mallinckrodt LLC 256
146.214.23.0/24
IRR InValid
Mallinckrodt LLC 256
146.214.96.0/24
IRR InValid
Mallinckrodt LLC 256
146.214.97.0/24
IRR InValid
Mallinckrodt LLC 256
146.214.98.0/24
IRR InValid
Mallinckrodt LLC 256
146.214.100.0/22
IRR InValid
Mallinckrodt LLC 1024
146.214.102.0/23
IRR InValid
Mallinckrodt LLC 512
146.214.192.0/24
IRR InValid
Mallinckrodt LLC 256
146.214.194.0/24
IRR InValid
Mallinckrodt LLC 256
146.214.195.0/24
IRR InValid
Mallinckrodt LLC 256
146.214.196.0/22
IRR InValid
Mallinckrodt LLC 1024
146.214.200.0/22
IRR InValid
Mallinckrodt LLC 1024
148.59.169.0/24
IRR InValid
Fleetcor Technologies Operating Company, LLC 256
156.42.0.0/19
IRR InValid
Maricopa County 8192
156.42.32.0/19
IRR InValid
Maricopa County 8192
156.42.64.0/19
IRR InValid
Maricopa County 8192
156.42.96.0/19
IRR InValid
Maricopa County 8192
156.42.128.0/19
IRR InValid
Maricopa County 8192
156.42.160.0/19
IRR InValid
Maricopa County 8192
156.42.192.0/19
IRR InValid
Maricopa County 8192
156.42.224.0/19
IRR InValid
Maricopa County 8192
156.70.60.0/25
AstraZeneca Pharmaceuticals LP 128
156.70.60.128/25
AstraZeneca Pharmaceuticals LP 128
156.71.149.0/25
AstraZeneca Pharmaceuticals LP 128
156.71.149.128/25
AstraZeneca Pharmaceuticals LP 128
157.96.22.128/25
IRR InValid
AstraZeneca_AB 128
158.120.127.0/24
Colorado Springs Utilities 256
165.193.49.192/26
CenturyLink Communications, LLC 64
165.193.54.0/23
KingsIsle Entertainment, Inc. 512
165.236.67.224/27
Level 3 Parent, LLC 32
165.236.97.0/27
Level 3 Parent, LLC 32
167.183.216.0/24
IRR InValid
Northside Hospital 256
167.183.217.0/24
IRR InValid
Northside Hospital 256
167.183.218.0/24
Northside Hospital 256
167.183.219.0/24
IRR InValid
Northside Hospital 256
170.22.90.0/24
CareFirst Management Company, LLC 256
173.205.218.0/24
IRR InValid
H5 Data Centers 256
179.106.121.0/24
IRR InValid
SUL AMÉRICA COMPANHIA NACIONAL DE SEGUROS 256
179.106.122.0/24
IRR InValid
SUL AMÉRICA COMPANHIA NACIONAL DE SEGUROS 256
179.106.123.0/24
IRR InValid
SUL AMÉRICA COMPANHIA NACIONAL DE SEGUROS 256
185.151.64.0/23
IRR InValid
internet_facing_addresses 512
185.151.66.0/23
IRR InValid
TUI_Internet_related_services_3 512
189.125.51.0/24
COOPERATIVA CENTRAL DE CREDITO URBANO - AILOS 256
189.125.69.192/27
CENTURYLINK COMUNICAÇÕES DO BRASIL LTDA. 32
189.125.122.0/26
BANCO MODAL S/A 64
192.42.110.0/24
United States Capitol Police 256
192.59.36.0/22
IRR InValid
Unisys Corporation 1024
192.59.78.0/24
IRR InValid
Unisys Corporation 256
192.59.119.0/24
IRR InValid
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
194.34.78.128/26
AstraZeneca PLC 64
194.34.78.192/27
AstraZeneca PLC 32
194.34.78.224/27
AstraZeneca PLC 32
194.34.79.0/24
AstraZeneca PLC 256
194.34.80.0/24
IRR InValid
AstraZeneca PLC 256
194.34.82.0/25
AstraZeneca PLC 128
194.34.82.128/27
AstraZeneca PLC 32
194.34.82.160/27
AstraZeneca PLC 32
194.34.82.192/27
AstraZeneca PLC 32
194.34.82.224/27
AstraZeneca PLC 32
194.34.83.0/24
AstraZeneca PLC 256
194.34.84.0/24
AstraZeneca PLC 256
194.34.85.0/24
AstraZeneca PLC 256
194.34.86.128/27
AstraZeneca PLC 32
194.34.86.160/27
AstraZeneca PLC 32
194.34.86.192/27
AstraZeneca PLC 32
194.34.86.224/27
AstraZeneca PLC 32
194.34.87.0/24
AstraZeneca PLC 256
194.34.88.0/24
AstraZeneca PLC 256
194.34.89.0/24
AstraZeneca PLC 256
194.34.90.0/25
AstraZeneca PLC 128
194.34.90.128/26
AstraZeneca PLC 64
194.34.90.192/27
AstraZeneca PLC 32
194.34.90.224/27
AstraZeneca PLC 32
194.34.91.0/24
AstraZeneca PLC 256
195.122.189.64/26
IRR InValid
Just2Trade-Online 64
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
198.205.100.0/24
IRR InValid
H5 Data Centers 256
198.205.103.0/24
IRR InValid
H5 Data Centers 256
199.21.32.0/23
Ocwen Financial Corporation 512
199.21.34.0/24
Ocwen Financial Corporation 256
199.21.35.0/24
Ocwen Financial Corporation 256
199.21.44.0/24
Ocwen Financial Corporation 256
199.21.45.0/24
Ocwen Financial Corporation 256
199.21.56.0/23
Ocwen Financial Corporation 512
199.21.58.0/24
Ocwen Financial Corporation 256
199.21.59.0/24
Ocwen Financial Corporation 256
199.21.60.0/24
Ocwen Financial Corporation 256
199.21.61.0/24
Ocwen Financial Corporation 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
199.227.129.64/26
Level 3 Parent, LLC 64
199.233.218.0/24
IRR InValid
Sterling Payment Technologies, LLC 256
199.233.218.0/23
IRR InValid
Sterling Payment Technologies, LLC 512
200.186.1.128/25
CROMIWAF TECNOLOGIA. LTDA. 128
200.186.72.128/26
Cirion Technologies do Brasil Ltda. 64
200.186.73.64/26
Servico Social da Industria - Parana 64
200.186.151.0/27
CARE PLUS MEDICINA ASSISTENCIAL S/CLTDA. 32
200.186.194.128/26
CROMIWAF TECNOLOGIA. LTDA. 64
201.234.62.128/25
Level 3 Peru S.A. 128
204.15.116.0/24
IRR InValid
Walgreens Co 256
204.15.117.0/24
IRR InValid
Walgreens Co 256
204.15.118.0/24
IRR InValid
Walgreens Co 256
204.15.119.0/24
IRR InValid
Walgreens Co 256
204.17.143.0/24
IRR InValid
Maxim Integrated Products 256
204.153.154.0/24
IRR InValid
Blue Cross and Blue Shield of Arizona Inc 256
204.153.155.0/24
IRR InValid
Blue Cross and Blue Shield of Arizona Inc 256
205.139.32.0/23
KingsIsle Entertainment, Inc. 512
205.139.38.128/27
CenturyLink Communications, LLC 32
205.139.102.0/23
Kintera, Inc. 512
205.139.104.0/22
Kintera, Inc. 1024
205.139.108.0/24
Kintera, Inc. 256
205.153.101.0/24
IRR InValid
Maxim Integrated Products 256
205.153.102.0/24
IRR InValid
Maxim Integrated Products 256
206.79.6.0/24
Kintera, Inc. 256
206.169.67.0/24
KYOCERA WIRELESS 256
207.38.64.0/21
IRR InValid
H5 Data Centers 2048
207.38.70.0/24
IRR InValid
H5 Data Centers 256
207.138.140.64/27
Level 3 Parent, LLC 32
207.188.10.0/24
IRR InValid
H5 Data Centers 256
207.188.12.0/24
IRR InValid
H5 Data Centers 256
209.65.11.0/24
IRR InValid
WALGREENS 256
209.67.132.0/22
Blackbaud, Inc. 1024
209.67.136.0/22
Blackbaud, Inc. 1024
212.3.242.64/26
IRR InValid
CONTACTOFFICE-BE 64
216.32.151.0/24
Blackbaud, Inc. 256
216.84.177.96/27
Level 3 Parent, LLC 32
216.235.196.0/22
IRR InValid
Blackbaud, Inc. 1024
216.235.200.0/21
IRR InValid
Blackbaud, Inc. 2048
CIDR Description IP NUMs(prefix /64)
2606:6800::/40
IRR InValid
H5 Data Centers 16777216
2606:6800:1c00::/40
IRR InValid
H5 Data Centers 16777216
2606:6800:3400::/40
H5 Data Centers 16777216
2804:cf4::/32
IRR InValid
Noroestecom Telecomunicacoes Ltda 4294967296
2a07:aa00:7::/48
LUMEN TECHNOLOGIES UK LIMITED 65536
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 30,037,608 77,329,203,200 IPv4 IPv4 IPv6 IPv6
IP Address Domain NUMs Domains
4.4.61.197 6 afgadt.com
4.4.61.201 1 access.afgconnect.com
4.4.61.202 2 ilearn.afgirc.com
4.4.61.203 1 ilearn-content.afgirc.com
4.4.61.206 1 news.afgirc.com
4.4.61.207 1 share1.afgconnect.com
4.4.61.209 1 aw.afgconnect.com
4.4.61.215 2 ca.afgconnect.com
4.4.61.219 1 help.amfin.com
4.4.61.224 2 remote.afgconnect.com
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:        2023-08-10
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 abuse@aup.lumen.com
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


OrgTechHandle: APL7-ARIN
OrgTechName:   ADMIN POC LVLT
OrgTechPhone:  +1-877-453-8353 
OrgTechEmail:  ipadmin@lumen.com
OrgTechRef:    https://rdap.arin.net/registry/entity/APL7-ARIN

OrgAbuseHandle: LAC56-ARIN
OrgAbuseName:   L3 Abuse Contact
OrgAbusePhone:  +1-877-453-8353 
OrgAbuseEmail:  abuse@level3.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/LAC56-ARIN