aut-num: AS209
as-name: Centurylink
descr: Centurylink Communications AS 209
admin-c: CTL1-LEVEL3
tech-c: CTL1-LEVEL3
remarks: =============================================
remarks: Centurylink BGP Local Preference
remarks: ---------------------------------------------
remarks: Customer default = 100
remarks: Peer default = 80
remarks: =============================================
remarks: Communities allowed from customers to alter
remarks: default local preference
remarks: ---------------------------------------------
remarks: 209:90 = Set Local Pref to 90
remarks: 209:80 = Set Local Pref to 80
remarks: 209:70 = Set Local Pref to 70
remarks:
remarks: 209:999 used for announcing routes greater
remarks: than /24 (will not be passed to peers)
remarks: May need to be arranged first
remarks:
remarks: 209:0 Blackhole community for null routing
remarks: May need to be arranged prior to using.
remarks:
remarks: =============================================
remarks:
remarks: Traffic Engineering communities allowed from
remarks: customers to alter advertisements to
remarks: selected peers. Advertisements can be
remarks: suppressed or pre-pended.
remarks: ---------------------------------------------
remarks: 209:888 = Do not announce to peers
remarks:
remarks: 209:64520 All peers
remarks: 209:64530 ATT 7018
remarks: 209:64540 Sprint 1239
remarks: 209:64550 Verizon (UUNet) 701
remarks: 209:64570 Savvis 3561
remarks: 209:64580 NTT Verio 2914
remarks: 209:64590 XO 2828
remarks: 209:64600 Global Crossing 3549
remarks: 209:64610 AboveNet 6461
remarks: 209:64630 France Telecom 5511
remarks: 209:64640 China Telecom 4134
remarks: 209:64650 Tata (Teleglobe) 6453
remarks: 209:64660 Cogent 174
remarks: 209:64680 LG U-Plus (DACOM) 3786
remarks: 209:64690 TeliaSonera 1299
remarks: 209:64700 Reach 4637
remarks: 209:64710 Reach Japan 9225
remarks: 209:64720 Tinet (Tiscali) 3257
remarks: 209:64730 PCCW 3491
remarks: 209:64740 Deutsche Telekom 3320
remarks: 209:64750 Telefonica 12956
remarks: 209:64760 TW Telecom 4323
remarks: 209:64770 China Unicom 4837
remarks: 209:64780 PACNET 10026
remarks: 209:64790 Reliance Globalcom 15412
remarks: 209:64800 Cable Wireless 1273
remarks: 209:64810 Telecom Italia 6762
remarks:
remarks: -Note that above communities currently apply only
remarks: to North America peering sessions.
remarks:
remarks: 209:64xx0 do not announce to this peer
remarks: 209:64xx1 prepend 209 once to this peer
remarks: 209:64xx2 prepend 209 twice to this peer
remarks: 209:64xx3 prepend 209 three times to this peer
remarks: 209:64xx9 leak route to that peer. This is to be used in
remarks: conjunction with 209:888
remarks:
remarks: Timezone Traffic Engineering
remarks:
remarks: 209:64990 do not announce to PST peers
remarks: 209:64991 prepend once to PST peers
remarks: 209:64992 prepend twice to PST peers
remarks: 209:64993 prepend three times to PST peers
remarks:
remarks: 209:64980 do not announce to CST peers
remarks: 209:64981 prepend once to CST peers
remarks: 209:64982 prepend twice to CST peers
remarks: 209:64983 prepend three times to CST peers
remarks:
remarks: 209:64970 do not announce to EST peers
remarks: 209:64971 prepend once to EST peers
remarks: 209:64972 prepend twice to EST peers
remarks: 209:64973 prepend three times to EST peers
remarks: =============================================
remarks:
remarks: Communities customers receive from Centurylink
remarks: ---------------------------------------------
remarks: 209:209 = Centurylink route/Centurylink Customer
remarks: 209:209 and 209:888 together = Customer learned route not
remarks: passed to peers
remarks: 209:888 = Peer learned route
remarks:
remarks: POP origin communities
remarks: North America 209:1[1-4]..0_
remarks: PST 209:11..0_
remarks: MST 209:12..0_
remarks: CST 209:13..0_
remarks: EST 209:14..0_
remarks:
remarks: ASIA 209:2[2-5]..0_
remarks: Singapore 209:22..0_
remarks: Hong Kong 209:23..0_
remarks: Japan 209:24..0_
remarks: Sydney 209:25..0_
remarks:
remarks: Europe 209:41..0_
remarks: London 209:41010
remarks: =============================================
remarks: For questions or requests please consult with our NOC at
remarks: 1-877-886-6515.
remarks: =============================================
mnt-by: MAINT-CENTURYLINK
changed: ipadmin[at]centurylink.com 20181030
source: LEVEL3

#
# 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.
#


#
# Query terms are ambiguous. The query is assumed to be:
# "a AS209"
#
# Use "?" to get help.
#

ASNumber: 209
ASName: CENTURYLINK-US-LEGACY-QWEST
ASHandle: AS209
RegDate: 1998-11-13
Updated: 2018-10-04
Ref: https://rdap.arin.net/registry/autnum/209



OrgName: CenturyLink Communications, LLC
OrgId: CCL-534
Address: 100 CENTURYLINK DR
City: Monroe
StateProv: LA
PostalCode: 71201
Country: US
RegDate: 2018-07-12
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 abuse[at]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/CCL-534


OrgTechHandle: QIA-ARIN
OrgTechName: Centurylink IP Admin
OrgTechPhone: +1-877-886-6515
OrgTechEmail: ipadmin[at]centurylink.com
OrgTechRef: https://rdap.arin.net/registry/entity/QIA-ARIN

OrgAbuseHandle: CAD54-ARIN
OrgAbuseName: Centurylink Abuse Desk
OrgAbusePhone: +1-877-886-6515
OrgAbuseEmail: abuse[at]aup.lumen.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/CAD54-ARIN

OrgRoutingHandle: RPKIR-ARIN
OrgRoutingName: RPKI-ROA
OrgRoutingPhone: +1-877-886-6515
OrgRoutingEmail: rpki-roa[at]lumen.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/RPKIR-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.
#