AS21973 — RoadRunner
AS Name: RoadRunner
Description: RR-RC-FastRoot-Milwaukee
Registry: RADB
Imports from (1)
Exports to (2)
aut-num: AS21973
as-name: RoadRunner
descr: RR-RC-FastRoot-Milwaukee
import: from AS-ANY accept ANY
export: to AS-ANY announce AS-ROADRUNNER
admin-c: IPADDREG
tech-c: IPADDREG
notify: ipaddreg@rr.com
mnt-by: MAINT-RR
changed: ipaddreg@rr.com 20070814
source: RADB
last-modified: 2023-11-13T16:14:57Z
Direct Membership
Macros that directly list AS21973 as a member:
AS-AXCELX(7 members)
AS-NATURALWIRELESS(26 members)
AS-SUMMIT(50 members)
AS33132:AS-CUSTOMERS(111 members)
AS-PSINETUS-MC(164 members)
AS-I123(181 members)
AS-CCF(1387 members)
AS-RR-BIZ(1857 members)
Expanded Membership
All macros containing AS21973 (directly or via nested macros): 314
Show 100 macros
AS-AXCELX(7 ASNs)
AS-NATURALWIRELESS(26 ASNs)
AS-SUMMIT(50 ASNs)
AS33132:AS-CUSTOMERS(111 ASNs)
AS-TOWARDEX-CUSTOMERS(366 ASNs)
AS-TOWARDEX(375 ASNs)
AS-PSINETUS-MC(377 ASNs)
AS-PSINET-US(381 ASNs)
AS30071:AS-TBONE(386 ASNs)
AS-PSINET(600 ASNs)
AS-I123(612 ASNs)
AS-PREMIER(616 ASNs)
AS-XFERNET(620 ASNs)
AS396998:AS-CUSTOMERS-3(708 ASNs)
AS-CCF(1,474 ASNs)
AS-RR-BIZ(2,065 ASNs)
AS-ROADRUNNER(2,093 ASNs)
AS-PATH(5,596 ASNs)
AS396998:AS-ALL(5,596 ASNs)
AS396998:AS-CUSTOMERS(5,596 ASNs)
AS264129:AS-FLIP(5,712 ASNs)
AS28263:AS-CUSTOMER-TELNETS(5,752 ASNs)
AS-TELNETS-264556(5,781 ASNs)
AS28263:AS-PEERING(5,803 ASNs)
AS28263:AS-ENSITE(6,008 ASNs)
AS28287:AS-PEERING(7,548 ASNs)
AS265126:AS-PEERING(7,549 ASNs)
AS28287:AS-ASSIM(7,549 ASNs)
AS262493:AS-CONE(7,550 ASNs)
AS262493:AS-TRANSIT(7,550 ASNs)
AS265126:AS-FLEETNET(7,550 ASNs)
AS-CABOTELECOM-CUST(7,740 ASNs)
AS-999-CORIX(9,091 ASNs)
AS-SEABORN-CUSTOMER(16,137 ASNs)
AS-SEABORN-CORE(16,222 ASNs)
AS-SEABORN(17,733 ASNs)
AS-1031-PEER1(18,971 ASNs)
AS-LINKBRASIL-271253(19,032 ASNs)
AS271253:AS-CUSTOMERS(19,032 ASNs)
AS-ST1-PEERINGS(19,133 ASNs)
AS-OCCAID6(19,611 ASNs)
AS-OCCAID6-CUSTOMERS(19,611 ASNs)
AS-EDGEUNO(19,687 ASNs)
AS-MZIMA-CUSTOMERS(19,702 ASNs)
AS-MZIMA(19,703 ASNs)
AS-PXGLOBAL(19,703 ASNs)
AS-ARBINET-LAX-BUYERS(19,875 ASNs)
AS-AS53013(20,143 ASNs)
AS-XO(23,361 ASNs)
AS3491:AS-CUSTOMERS-NA(25,092 ASNs)
AS-RETN-HK(26,343 ASNs)
AS-DECIX-ORD-V6(31,479 ASNs)
AS62760:AS-DECIX-ORD-V6(31,479 ASNs)
AS-DECIX-DFW-V6(40,077 ASNs)
AS62499:AS-DECIX-DFW-V6(40,077 ASNs)
AS-4IXP(42,438 ASNs)
AS-DECIX-DFW(43,178 ASNs)
AS62499:AS-DECIX-DFW(43,178 ASNs)
AS-RETN6(44,950 ASNs)
AS-TELIANETRU-V6(45,288 ASNs)
AS1299:AS-TWELVE99-RU-V6(45,288 ASNs)
AS7606:AS-NSW-IX(46,591 ASNs)
AS7606:AS-ALL(47,090 ASNs)
AS-RETN(47,667 ASNs)
AS2914:AS-US-V6(52,836 ASNs)
AS-ROSTELECOM(53,118 ASNs)
AS-NSKROUTESERVER(53,148 ASNs)
AS2914:AS-US(53,991 ASNs)
AS-BIX-V6(56,058 ASNs)
AS-TELIANETRU(56,840 ASNs)
AS1299:AS-TWELVE99-RU-V4(56,840 ASNs)
AS-SEABONE-V6(57,112 ASNs)
AS3491:AS-CUSTOMERS-AP(58,474 ASNs)
AS-CTGNET(58,815 ASNs)
AS-37662(59,003 ASNs)
AS-CN(59,223 ASNs)
AS1273:AS-CWW(59,499 ASNs)
AS-LEVEL3-UAE(60,102 ASNs)
AS-PLIX6(60,222 ASNs)
AS-SET-INEX-RS(60,298 ASNs)
AS-BCIX-RS(61,123 ASNs)
AS16374:AS-BCIX-RS(61,123 ASNs)
AS-CAIS(61,483 ASNs)
AS213687:AS-ERA-IX-FRANKFURT(61,777 ASNs)
AS-SOVAM-V6(64,052 ASNs)
AS-SOVAM6(64,052 ASNs)
AS-HKIX(64,663 ASNs)
AS-TELIANETASIA(65,174 ASNs)
AS1299:AS-TWELVE99-AP-V4(65,174 ASNs)
AS-PANTEL(65,191 ASNs)
AS-TTI(65,191 ASNs)
AS206221:AS-ERA-IX-AMSTERDAM(65,700 ASNs)
AS-ERA-IX(65,707 ASNs)
AS5405:AS-INTERDOTLINK(66,620 ASNs)
AS-STUTTGARTIX-RS(66,636 ASNs)
AS-TELIANETASIA-V6(66,784 ASNs)
AS1299:AS-TWELVE99-AP-V6(66,784 ASNs)
AS-CW6(66,853 ASNs)
AS1273:AS-CWW-V6(66,853 ASNs)
AS201561:AS-DECIX-CPH(66,988 ASNs)
... and 214 more
Upstream AS Paths
95 unique paths, avg length 3.0
AS Looking Glass
Upstream paths (matching graph above)
AS21973 IPv4 Address Subnets (16)
| 199.222.104.0/24 | 🇺🇸 US | RoadRunner | |
| 199.222.105.0/24 | 🇺🇸 US | RoadRunner | |
| 199.222.125.0/24 | 🇺🇸 US | LIGHTOWER | |
| 199.222.126.0/24 | 🇺🇸 US | LIGHTOWER | |
| 199.222.127.0/24 | 🇺🇸 US | RoadRunner | |
| 63.102.107.0/24 | 🇺🇸 US | LIGHTOWER | |
| 63.106.29.0/24 | 🇺🇸 US | XpoNet | RoadRunner |
| 63.85.164.0/24 | 🇺🇸 US | RR-RC-Smart City Solutions-Central FL | CHARTER_COMMUNICATIONS-BB |
| 63.85.166.0/24 | 🇺🇸 US | RR-RC-Smart City Solutions-Central FL | CHARTER_COMMUNICATIONS-BB |
| 63.85.168.0/24 | 🇺🇸 US | RR-RC-Smart City Solutions-Central FL | CHARTER_COMMUNICATIONS-BB |
AS21973 IPv6 Address Subnets (4)
| 2602:ff18:201::/48 | 🇺🇸 US | RoadRunner | |
| 2602:ff18:221::/48 | 🇺🇸 US | XpoNet | RoadRunner |
| 2602:ff18:241::/48 | 🇺🇸 US | XpoNet | RoadRunner |
| 2602:ff18:242::/48 | 🇺🇸 US | net-2602:FF18:242 | RoadRunner |