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AS209
CENTURYLINK-US-LEGACY-QWEST - CenturyLink Communications, LLC Announcing routesAS nameCENTURYLINK-US-LEGACY-QWEST
OrganisationCenturyLink Communications, LLC
Registry (RIR)ARIN
HandleAS209
RangeAS209
Registered13 Nov 1998
Last changed04 Oct 2018
Abuse contact[email protected]
1588IPv4 prefixes
32IPv6 prefixes
1Upstreams
290Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS3356 | LEVEL3 - Level 3 Parent, LLC | 35898 |
Downstreams
| AS | Network name | Visibility |
|---|---|---|
| AS22561 | CENTURYLINK-LEGACY-LIGHTCORE - CenturyLink Communications, LLC | 1880 |
| AS6223 | CENTURYLINK-MTIPS1-STN - CenturyLink Communications, LLC | 1319 |
| AS297 | AS297 - National Aeronautics and Space Administration | 775 |
| AS4297 | CENTURYLINK-MTIPS4-HLR - CenturyLink Communications, LLC | 764 |
| AS18530 | ISOMEDIA-1 - Isomedia, Inc. | 698 |
| AS6224 | CENTURYLINK-MTIPS2-CHI - CenturyLink Communications, LLC | 670 |
| AS32083 | OMNISPRING - Omnispring, LLC | 447 |
| AS30221 | T3COM - T3 Communications, Inc. | 444 |
| AS396908 | LAURENS-TECHNOLOGIES-INTERNET-SERVICES - Laurens Technologies Internet Services | 320 |
| AS11857 | AEGONUSA - Money Services, Inc. | 285 |
| AS19800 | GCPUD-ORG - Grant County Public Utility District | 285 |
| AS46182 | VAROLII - Microsoft Corporation | 284 |
| AS26848 | PFG-ASN-1 - Principal Financial Group, Inc. | 283 |
| AS3561 | CENTURYLINK-LEGACY-SAVVIS - CenturyLink Communications, LLC | 260 |
| AS4296 | CENTURYLINK-MTIPS3-BUR - CenturyLink Communications, LLC | 228 |
IPv4 prefixes (1588)
208.44.0.0/14216.160.96.0/20199.245.241.0/2463.224.128.0/2263.225.72.0/2366.243.192.0/21207.118.16.0/2174.4.104.0/2271.2.214.0/24209.181.251.0/2463.228.144.0/2167.41.240.0/2175.171.6.0/24138.210.132.0/23184.0.103.0/2467.63.128.0/1967.76.184.0/2471.32.220.0/2263.230.108.0/2275.160.96.0/20184.159.80.0/2476.2.112.0/2267.40.112.0/21209.181.60.0/2366.112.76.0/22207.30.119.0/24199.33.64.0/2476.4.240.0/20184.7.228.0/2271.0.128.0/2498.125.160.0/2265.40.157.0/24216.160.34.0/2371.39.192.0/2264.91.124.0/23216.161.6.0/2370.56.0.0/20216.161.110.0/2367.232.192.0/2072.26.64.0/1967.42.128.0/2063.225.228.0/24174.22.128.0/1867.5.0.0/1663.226.10.0/23209.181.224.0/2369.34.237.0/24208.45.120.0/2171.33.48.0/2164.45.192.0/18184.0.0.0/1371.2.210.0/2375.171.105.0/24208.7.222.0/24209.180.210.0/23173.202.0.0/16184.96.0.0/13206.25.139.0/24207.108.0.0/1563.224.240.0/23209.181.115.0/2471.49.204.0/23208.45.96.0/22216.161.215.0/2466.208.128.0/1865.40.42.0/2471.39.28.0/22209.180.50.0/23199.223.165.0/2465.130.0.0/1667.40.176.0/2063.230.250.0/2465.103.32.0/20216.161.175.0/24216.206.0.0/1567.77.153.0/24204.98.0.0/16216.161.118.0/23184.4.0.0/18209.181.64.0/2165.40.0.0/1565.40.145.0/2471.1.200.0/21216.160.152.0/2367.77.37.0/2463.229.224.0/2075.171.102.0/2465.101.72.0/2165.40.30.0/23216.160.42.0/23207.30.162.0/24199.44.245.0/24209.181.56.0/22209.26.236.0/2475.171.75.0/2467.76.213.0/2469.69.232.0/2463.228.29.0/2475.172.0.0/1675.171.57.0/2463.226.66.0/24184.99.2.0/2471.3.2.0/24184.99.128.0/1775.171.37.0/2463.225.72.0/2467.235.248.0/21207.108.208.0/2263.226.92.0/23207.224.222.0/2469.34.36.0/24207.108.168.0/23209.26.0.0/1665.103.174.0/23208.42.192.0/19184.2.192.0/20216.161.54.0/2363.227.48.0/2369.34.14.0/2467.4.128.0/1775.160.123.0/2471.39.64.0/20207.108.37.0/2469.34.225.0/2472.166.214.0/2469.69.247.0/2465.41.16.0/2467.235.243.0/24216.161.10.0/23173.202.192.0/2269.29.3.0/24216.161.170.0/2465.41.153.0/24199.48.118.0/24208.13.132.0/2365.101.176.0/2067.77.205.0/2463.225.80.0/2067.0.0.0/1363.224.208.0/22206.80.215.0/24204.245.64.0/1865.101.224.0/1963.224.10.0/2366.77.0.0/16207.224.147.0/2471.37.156.0/2363.225.161.0/24199.223.157.0/2463.227.30.0/2471.2.215.0/2471.214.0.0/1669.69.96.0/24174.27.0.0/16209.26.251.0/24209.181.240.0/2363.225.44.0/2467.77.80.0/2165.100.24.0/2263.227.244.0/2270.58.136.0/2167.42.144.0/20207.225.165.0/24168.103.244.0/2274.4.110.0/2471.37.176.0/21199.117.0.0/1675.171.13.0/24174.28.0.0/1670.57.176.0/2070.58.176.0/2265.41.31.0/2470.58.131.0/2463.224.16.0/2165.40.112.0/2467.40.0.0/1569.34.78.0/2467.76.117.0/2463.226.22.0/2467.239.154.0/24161.203.14.0/23205.244.194.0/2367.63.192.0/1867.41.96.0/2165.164.16.0/2175.171.29.0/2463.226.240.0/2274.4.48.0/2075.171.118.0/2465.103.168.0/22184.98.0.0/16209.180.36.0/23216.161.236.0/2267.7.64.0/1971.0.139.0/2465.101.128.0/1969.68.4.0/24207.224.186.0/24209.180.234.0/2498.125.188.0/2267.5.64.0/23207.30.190.0/2465.40.254.0/23216.161.80.0/20184.7.236.0/2363.231.128.0/18148.156.96.0/23204.215.37.0/2470.57.160.0/21216.106.137.0/2465.40.56.0/2263.224.220.0/22216.160.64.0/2070.58.168.0/21216.160.28.0/24198.204.122.0/24216.160.0.0/2276.5.32.0/20209.26.235.0/2498.125.168.0/2166.112.0.0/1765.100.16.0/2169.34.102.0/2497.115.0.0/17174.20.0.0/16207.159.64.0/1865.40.150.0/2471.50.64.0/2065.40.144.0/2467.77.36.0/2471.216.160.0/2170.56.120.0/2269.34.5.0/2470.57.64.0/2071.216.208.0/20216.161.30.0/2376.6.202.0/24137.107.65.0/2463.225.42.0/2367.42.224.0/2263.227.62.0/2367.40.192.0/1970.58.148.0/22207.30.21.0/24207.224.64.0/19209.144.137.0/24207.224.200.0/2270.59.184.0/21207.225.16.0/2265.40.244.0/2471.32.216.0/2275.171.28.0/2475.171.74.0/24207.108.47.0/2463.225.140.0/23216.160.116.0/2265.103.152.0/21207.225.140.0/22209.181.44.0/2363.153.0.0/1865.40.152.0/2265.41.18.0/2475.160.164.0/2263.225.208.0/2171.216.176.0/20198.36.195.0/2475.160.112.0/2469.68.147.0/2471.216.168.0/2175.171.156.0/24209.180.96.0/2469.34.239.0/24206.196.128.0/1970.56.128.0/2069.34.98.0/2469.68.0.0/1567.42.60.0/2263.225.28.0/24207.225.206.0/2365.40.116.0/22209.26.150.0/2471.32.32.0/2171.36.64.0/1967.77.152.0/2467.77.39.0/2471.33.21.0/24207.30.6.0/2367.42.248.0/2171.39.48.0/2163.226.192.0/19207.108.218.0/2465.40.24.0/2424.223.60.0/24206.196.145.0/24209.181.122.0/2475.171.142.0/2475.171.119.0/2475.160.208.0/2398.143.126.0/2497.121.128.0/18
IPv6 prefixes (32)
2606:5000:3a00::/392606:5000:4200::/392604:8c0::/322606:5000:2000::/392606:5000::/322606:5000:200::/392606:5000:3400::/392606:5000:3600::/392606:5000:800::/392606:5000:3800::/392606:5000:600::/392606:5000::/392606:5000:e00::/392606:5000:3000::/392606:5000:4a00::/392606:5000:1a00::/392606:5000:2e00::/392606:5000:4000::/392606:5000:1600::/392606:5000:5a00::/392001:460::/322606:5000:a00::/392606:5000:1800::/392001:428::/322602::/242606:5000:4c00::/392606:5000:1200::/392606:5000:400::/392606:5000:2600::/392606:5000:2400::/392606:5000:4400::/392620:13d:2060::/46
RPKI-validate all prefixes of AS209
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | CenturyLink Communications, LLC | CCL-534 | 100 CENTURYLINK DR, Monroe, LA, 71201, United States | |
| technical, administrative | Centurylink IP Admin | QIA-ARIN | [email protected], +1-877-886-6515 | 100 CENTURYLINK DR, Monroe, LA, 71201, United States |
| routing | RPKI-ROA | RPKIR-ARIN | [email protected], +1-877-886-6515 | 100 CENTURYLINK DR, , Monroe, LA, 71201, United States |
| abuse | Centurylink Abuse Desk | CAD54-ARIN | [email protected], +1-877-886-6515 | 100 CENTURYLINK DR, Monroe, LA, 71203, United States |
Raw registry response
{
"endAutnum": 209,
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-02-17T10:56:44-05:00"
},
{
"eventAction": "registration",
"eventDate": "2002-08-24T07:54:04-04:00"
}
],
"handle": "QIA-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/QIA-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/209"
},
{
"href": "https://whois.arin.net/rest/poc/QIA-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/209"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"USAGE OF IP SPACE MUST COMPLY WITH OUR ACCEPTABLE USE POLICY:",
"https://www.lumen.com/en-us/about/legal/acceptable-use-policy.html",
"",
"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:",
"",
"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.",
"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.",
"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.",
"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.",
"5. Lumen reserves the right to conduct audits to ensure the LOA conditions are being met.",
"6. Usage of IP space must comply with our AUP https://www.lumen.com/en-us/about/legal/acceptable-use-policy.html",
"",
"Our looking glass is located at: https://lookingglass.centurylink.com/",
"",
"For subpoena or court order please fax 844.254.5800 or refer to our Trust & Safety page:",
"https://www.lumen.com/en-us/about/legal/trust-center/trust-and-safety.html",
"",
"For abuse issues, please email [email protected]",
"All abuse reports MUST include:",
"* src IP",
"* dest IP (your IP)",
"* dest port",
"* Accurate date/timestamp and timezone of activity",
"* Intensity/frequency (short log extracts)",
"* Your contact details (phone and email)",
"Without these we will be unable to identify the correct owner of the IP address at that point in time."
],
"title": "Registration Comments"
}
],
"roles": [
"technical",
"administrative"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "100 CENTURYLINK DR\nMonroe\nLA\n71201\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Centurylink IP Admin"
],
[
"org",
[],
"text",
"Centurylink"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-877-886-6515"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-06-22T11:07:37-04:00"
},
{
"eventAction": "registration",
"eventDate": "2024-06-17T21:51:42-04:00"
}
],
"handle": "RPKIR-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/RPKIR-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/209"
},
{
"href": "https://whois.arin.net/rest/poc/RPKIR-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/209"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"For creating ROKI ROA's"
],
"title": "Registration Comments"
}
],
"roles": [
"routing"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "100 CENTURYLINK DR\n\nMonroe\nLA\n71201\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"RPKI-ROA"
],
[
"org",
[],
"text",
"Lumen"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-877-886-6515"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-09-01T14:58:34-04:00"
},
{
"eventAction": "registration",
"eventDate": "2015-04-10T11:14:47-04:00"
}
],
"handle": "CAD54-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/CAD54-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/209"
},
{
"href": "https://whois.arin.net/rest/poc/CAD54-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/209"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"USAGE OF IP SPACE MUST COMPLY WITH OUR ACCEPTABLE USE POLICY:",
"https://www.lumen.com/en-us/about/legal/acceptable-use-policy.html",
"",
"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:",
"",
"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.",
"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.",
"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.",
"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.",
"5. Lumen reserves the right to conduct audits to ensure the LOA conditions are being met.",
"6. Usage of IP space must comply with our AUP https://www.lumen.com/en-us/about/legal/acceptable-use-policy.html",
"",
"Our looking glass is located at: https://lookingglass.centurylink.com/",
"",
"For subpoena or court order please fax 844.254.5800 or refer to our Trust & Safety page:",
"https://www.lumen.com/en-us/about/legal/trust-center/trust-and-safety.html",
"",
"For abuse issues, please email [email protected]",
"All abuse reports MUST include:",
"* src IP",
"* dest IP (your IP)",
"* dest port",
"* Accurate date/timestamp and timezone of activity",
"* Intensity/frequency (short log extracts)",
"* Your contact details (phone and email)",
"Without these we will be unable to identify the correct owner of the IP address at that point in time."
],
"title": "Registration Comments"
}
],
"roles": [
"abuse"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "100 CENTURYLINK DR\nMonroe\nLA\n71203\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Centurylink Abuse Desk"
],
[
"org",
[],
"text",
"Centurylink"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-877-886-6515"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-04-22T11:03:39-04:00"
},
{
"eventAction": "registration",
"eventDate": "2018-07-12T15:01:11-04:00"
}
],
"handle": "CCL-534",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/CCL-534",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/209"
},
{
"href": "https://whois.arin.net/rest/org/CCL-534",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/209"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"USAGE OF IP SPACE MUST COMPLY WITH OUR ACCEPTABLE USE POLICY:",
"https://www.lumen.com/en-us/about/legal/acceptable-use-policy.html",
"",
"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:",
"",
"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.",
"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.",
"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.",
"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.",
"5. Lumen reserves the right to conduct audits to ensure the LOA conditions are being met.",
"6. Usage of IP space must comply with our AUP https://www.lumen.com/en-us/about/legal/acceptable-use-policy.html",
"",
"Our looking glass is located at: https://lookingglass.centurylink.com/",
"",
"For subpoena or court order please fax 844.254.5800 or refer to our Trust & Safety page:",
"https://www.lumen.com/en-us/about/legal/trust-center/trust-and-safety.html",
"",
"For abuse issues, please email [email protected]",
"All abuse reports MUST include:",
"* src IP",
"* dest IP (your IP)",
"* dest port",
"* Accurate date/timestamp and timezone of activity",
"* Intensity/frequency (short log extracts)",
"* Your contact details (phone and email)",
"Without these we will be unable to identify the correct owner of the IP address at that point in time."
],
"title": "Registration Comments"
}
],
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"CenturyLink Communications, LLC"
],
[
"adr",
{
"label": "100 CENTURYLINK DR\nMonroe\nLA\n71201\nUnited States"
},
"text",
[
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"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2018-10-04T14:13:02-04:00"
},
{
"eventAction": "registration",
"eventDate": "1998-11-13T00:00:00-05:00"
}
],
"handle": "AS209",
"links": [
{
"href": "https://rdap.arin.net/registry/autnum/209",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/209"
},
{
"href": "https://whois.arin.net/rest/asn/AS209",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/209"
}
],
"name": "CENTURYLINK-US-LEGACY-QWEST",
"notices": [
{
"description": [
"By using the ARIN RDAP/Whois service, you are agreeing to the RDAP/Whois Terms of Use"
],
"links": [
{
"href": "https://www.arin.net/resources/registry/whois/tou/",
"rel": "terms-of-service",
"type": "text/html",
"value": "https://rdap.arin.net/registry/autnum/209"
}
],
"title": "Terms of Service"
},
{
"description": [
"If you see inaccuracies in the results, please visit: "
],
"links": [
{
"href": "https://www.arin.net/resources/registry/whois/inaccuracy_reporting/",
"rel": "inaccuracy-report",
"type": "text/html",
"value": "https://rdap.arin.net/registry/autnum/209"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "autnum",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"nro_rdap_profile_asn_flat_0"
],
"startAutnum": 209,
"status": [
"active"
]
}Results come from public internet registries and live global routing data. Results are cached for up to an hour. Lookups are logged with your IP address to prevent abuse — see our Privacy Policy.