AS21947 — Blackfoot Communications Inc Blackfoot Telecommunications Group
AS Name: AS21947-BLACKFOOT
Description: Blackfoot Telephone Cooperative, Inc. 1221 N. Russel St. Missoula, MT 59808 US
Registry: RADB
Exports to (4)
aut-num: AS21947
as-name: AS21947-BLACKFOOT
descr: Blackfoot Telephone Cooperative, Inc. 1221 N. Russel St. Missoula, MT 59808 US
import: from AS1299 accept ANY
import: from AS2914 accept ANY
import: from AS15305 accept ANY
export: to AS1299 announce AS-BLACKFOOT
export: to AS2914 announce AS-BLACKFOOT
export: to AS15305 announce AS-BLACKFOOT
admin-c: TRANS-ARIN
admin-c: BLACKFOOT-IPADMIN
tech-c: TRANS-ARIN
tech-c: BLACKFOOT-IPADMIN
notify: ipadmin@blackfoot.com
mnt-by: MAINT-AS21947
changed: networkengineers@blackfoot.com 20240730 # 2000Z
source: RADB
last-modified: 2024-07-30T20:00:42Z
Direct Membership
Macros that directly list AS21947 as a member:
AS-TRANSARIA(32 members)
AS-BLACKFOOT(44 members)
AS-SYRINGACUSTOMERS(74 members)
AS7575:AS-PEER(256 members)
AS-GBLX(691 members)
AS-HURRICANEV6(20402 members)
Expanded Membership
All macros containing AS21947 (directly or via nested macros): 181
Show 100 macros
AS-TRANSARIA(32 ASNs)
AS-BLACKFOOT(44 ASNs)
AS-SYRINGACUSTOMERS(125 ASNs)
AS-SYRINGANETWORKS(126 ASNs)
AS7575:AS-PEER(256 ASNs)
AS-GBLX(963 ASNs)
AS-WAVE-CUSTOMERS(3,062 ASNs)
AS-VOBIZ(3,068 ASNs)
AS11404:AS-CONE(3,068 ASNs)
AS-AS209(10,244 ASNs)
AS-QWEST(10,244 ASNs)
AS-KDDTRANSIT(11,930 ASNs)
AS-EUNET(13,944 ASNs)
AS-COMCAST-IBONE(19,609 ASNs)
AS-HURRICANEV6(20,402 ASNs)
AS-SEECIX-V6(20,691 ASNs)
AS56858:AS-SEECIX-V6(20,691 ASNs)
AS-DECIX-RIC-V6(20,721 ASNs)
AS393752:AS-DECIX-RIC-V6(20,721 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-TIX(21,568 ASNs)
AS-LITIX-V6(22,027 ASNs)
AS-T-CIX-V6(22,807 ASNs)
AS-BALT-IX-V6(23,949 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-CIXP(24,509 ASNs)
AS-FIXO-V6(25,776 ASNs)
AS-DECIX-BCN-V6(28,476 ASNs)
AS57802:AS-DECIX-BCN-V6(28,476 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-SWISS-IX(28,564 ASNs)
AS-DECIX-ORD-V6(31,479 ASNs)
AS62760:AS-DECIX-ORD-V6(31,479 ASNs)
AS-DECIX-LIS-V6(32,541 ASNs)
AS43729:AS-DECIX-LIS-V6(32,541 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-EQUINIX-PA(34,681 ASNs)
AS-MONIX-PEERS(37,180 ASNs)
AS-TAHOEIX-MEMBERS(37,370 ASNs)
AS-MBIX-RS-MEMBERS(37,425 ASNs)
AS-ONIX(37,766 ASNs)
AS211776:AS-CRAFTBYTE-UPSTREAMS(37,882 ASNs)
AS-VSIX-RS(38,411 ASNs)
AS207800:AS-RTIX-SET(39,194 ASNs)
AS33495:AS-MEMBERS(39,231 ASNs)
AS-DECIX-DFW-V6(40,077 ASNs)
AS62499:AS-DECIX-DFW-V6(40,077 ASNs)
AS-LUCIX-RS(40,498 ASNs)
AS7606:AS-QLD-IX(40,666 ASNs)
AS7606:AS-WA-IX(40,872 ASNs)
AS-SONIX(41,963 ASNs)
AS-VANIX-RS-PARTICIPANTS(42,555 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-FRANCE-IX-MARSEILLE(44,422 ASNs)
AS-ECIX-BER(45,114 ASNs)
AS-ECIX-HAM(46,249 ASNs)
AS7606:AS-NSW-IX(46,591 ASNs)
AS7606:AS-ALL(47,090 ASNs)
AS-ECIX-MUC(48,469 ASNs)
AS-ECIX-DUS(48,854 ASNs)
AS2914:AS-US-V6(52,836 ASNs)
AS2914:AS-US(53,991 ASNs)
AS-NIXSK-RSCLIENTS(55,989 ASNs)
AS47627:AS-NIXSK-RSCLIENTS(56,033 ASNs)
AS-BIX-V6(56,058 ASNs)
AS-TOPIX-RS(57,252 ASNs)
AS-PLIX6(60,222 ASNs)
AS-UAEIX-V6(71,954 ASNs)
AS61374:AS-UAEIX-V6(71,954 ASNs)
AS-SIXSK-SETS-V6(71,982 ASNs)
AS-DECIX-IST-V6(73,807 ASNs)
AS20715:AS-DECIX-IST-V6(73,807 ASNs)
AS-BALCANIX(74,900 ASNs)
AS6881:AS-NIXCZ-CLIENTS(75,302 ASNs)
AS-NIXCZ-CLIENTS(75,315 ASNs)
AS-SIX6(76,016 ASNs)
AS-BRYCE-PEERS-AMS(76,072 ASNs)
AS-LOCIX(76,072 ASNs)
AS213234:AS-HBC-PEERINGS(76,073 ASNs)
AS-BRYCE-PEERS(76,078 ASNs)
AS-MIROHOST-V6-A(76,129 ASNs)
AS-UBNIX-V6(76,129 ASNs)
AS-MSKROUTESERVER(76,136 ASNs)
AS43921:AS-VRMSKIX(76,136 ASNs)
AS-PITER-IX-HEL(76,138 ASNs)
AS-COSMOSF(76,140 ASNs)
AS-UAIX-V6(76,155 ASNs)
AS199918:AS-PEERS(76,248 ASNs)
AS-KLEYREX(76,288 ASNs)
AS-KLEYREX-RS(76,288 ASNs)
AS207466:AS-PEERS(76,313 ASNs)
AS211776:AS-CRAFTBYTE-PEERS(76,313 ASNs)
AS-207960-IX(76,314 ASNs)
AS208563:AS-LINUXGEMINI-PEERS(76,484 ASNs)
AS-OPENPEERINGPEERS(76,528 ASNs)
AS-OPENPEERINGPEERS-EU(76,536 ASNs)
AS-DTEL-IX-V6(77,018 ASNs)
AS-DTEL-IX(77,093 ASNs)
AS-GTU-PEER(77,093 ASNs)
AS42064:AS-MEMBERS(77,328 ASNs)
AS-PIX(77,548 ASNs)
AS39801:AS-CDNUSERS(77,556 ASNs)
AS-DECIX-MAD-V6(77,684 ASNs)
AS48793:AS-DECIX-MAD-V6(77,684 ASNs)
AS56958:AS-PEERINGS(77,895 ASNs)
... and 81 more
Upstream AS Paths
19 unique paths, avg length 1.6
AS Looking Glass
Upstream paths (matching graph above)
AS21947 IPv4 Address Subnets (15)
| 69.51.64.0/18 | 🇺🇸 US | Blackfoot Communications | AS21947-BLACKFOOT |
| 209.137.224.0/19 | 🇺🇸 US | Blackfoot Communications | AS21947-BLACKFOOT |
| 209.200.192.0/19 | 🇺🇸 US | Blackfoot Communications | AS21947-BLACKFOOT |
| 216.14.224.0/19 | 🇺🇸 US | Blackfoot Communications | AS21947-BLACKFOOT |
| 66.109.128.0/19 | 🇺🇸 US | Blackfoot Communications | AS21947-BLACKFOOT |
| 192.225.176.0/20 | 🇺🇸 US | Blackfoot Communications | AS21947-BLACKFOOT |
| 216.47.48.0/20 | 🇺🇸 US | Blackfoot Communications | AS21947-BLACKFOOT |
| 64.25.128.0/20 | 🇺🇸 US | Blackfoot Communications | AS21947-BLACKFOOT |
| 69.165.112.0/20 | 🇺🇸 US | Blackfoot Communications | AS21947-BLACKFOOT |
| 192.150.152.0/21 | 🇺🇸 US | Blackfoot Communications | AS21947-BLACKFOOT |
AS21947 IPv6 Address Subnets (3)
| 2001:1940::/32 | 🇺🇸 US | Blackfoot Communications | AS21947-BLACKFOOT |
| 2604:300::/32 | 🇺🇸 US | Blackfoot Communications | AS21947-BLACKFOOT |
| 2607:f8e0::/32 | 🇺🇸 US | Blackfoot Datacenter | AS21947-BLACKFOOT |