AS4043 — Montana Internet Corporation MIC
AS Name: MIC-ASN
Description: Montana Internet Corporation 1424 National Avenue Helena, MT 59601 Montana Internet Corporation 1424 National Ave Helena MT 59601 United States
Registry: ALTDB
Imports from (1)
⚠️ CIRCL BGP Security Rank: 0.0118% (position 8398)
aut-num: AS4043
as-name: MIC-ASN
descr: Montana Internet Corporation 1424 National Avenue Helena, MT 59601
admin-c: FWC
tech-c: FWC
import: from AS-ANY accept ANY
export: to AS-ANY announce AS4043
export: to AS-ANY announce AS399986
export: to AS399986 announce ANY
notify: forrestc@imach.com
mnt-by: MAINT-AS4043
changed: forrestc@imach.com 20220727
source: ALTDB
aut-num: AS4043
as-name: MIC-ASN
descr: Montana Internet Corporation 1424 National Ave Helena MT 59601 United States
import: from AS-ANY accept ANY
export: to AS-ANY announce AS4043
export: to AS-ANY announce AS399986
export: to AS399986 announce ANY
admin-c: CRS12-ARIN
tech-c: FWC-ARIN
tech-c: JOSHU24-ARIN
mnt-by: MNT-MIC-Z
created: 2025-05-14T21:43:31Z
last-modified: 2025-08-22T19:17:32Z
source: ARIN
Direct Membership
Macros that directly list AS4043 as a member:
AS-SET-AS4043(2 members)
AS-10835-TRANSIT(98 members)
AS6539:AS-CUSTOMERS(270 members)
AS-GBLX(691 members)
Expanded Membership
All macros containing AS4043 (directly or via nested macros): 39
Show 39 macros
AS-SET-AS4043(2 ASNs)
AS-10835-TRANSIT(98 ASNs)
AS-10835(102 ASNs)
AS6539:AS-CUSTOMERS(586 ASNs)
AS-GBLX(963 ASNs)
AS-BELL(5,257 ASNs)
AS577:AS-CUSTOMERS(5,257 ASNs)
AS-GTTCUST6(83,984 ASNs)
AS-TINETCUST6(83,984 ASNs)
AS-GLOBEINTERNET(84,477 ASNs)
AS-GLOBEINTERNET-CLIENTS(84,477 ASNs)
AS-GTTCUST(84,520 ASNs)
AS-TINETCUST(84,520 ASNs)
AS-GTT(84,608 ASNs)
AS-TINET(84,608 ASNs)
AS-TISCALI(84,608 ASNs)
AS-SEATTLEIX-RS-CLIENTS(84,639 ASNs)
AS-CESNET-NIX-PEERS(85,295 ASNs)
AS-TELIANETNA(86,938 ASNs)
AS1299:AS-TWELVE99-NA-V4(86,938 ASNs)
AS-TELIANETNA-V6(86,952 ASNs)
AS1299:AS-TWELVE99-NA-V6(86,952 ASNs)
AS-TELIANET-V6(92,705 ASNs)
AS1299:AS-TWELVE99-V6(92,705 ASNs)
AS-TELIANET(92,989 ASNs)
AS1299:AS-TWELVE99-V4(92,989 ASNs)
AS-BCIX(93,003 ASNs)
AS16374:AS-BCIX-ALL(93,003 ASNs)
AS1299:AS-TWELVE99(93,076 ASNs)
AS-TIXZH(94,757 ASNs)
AS-DECIX(96,509 ASNs)
AS-NFON-DECIX-PEERS-V4(96,509 ASNs)
AS-NFON-DECIX-PEERS-V6(96,509 ASNs)
AS6695:AS-DECIX-FRA(96,509 ASNs)
AS-ST1-IXPS(96,670 ASNs)
AS-DECIX-V6(100,277 ASNs)
AS6695:AS-DECIX-FRA-V6(100,277 ASNs)
AS-CLOUD-IX-PRO(100,911 ASNs)
AS-MERKEL-PEERS(100,925 ASNs)
Upstream AS Paths
18 unique paths, avg length 1.8
AS Looking Glass
Upstream paths (matching graph above)
AS4043 IPv4 Address Subnets (4)
| 206.127.64.0/18 | 🇺🇸 US | Montana Internet Corporation 1424 National Ave Hel… | MIC-ASN |
| 209.161.128.0/19 | 🇺🇸 US | Montana Internet Corporation 1424 National Ave Hel… | MIC-ASN |
| 205.207.148.0/23 | 🇺🇸 US | TSI Interconnect | WEHOST |
| 199.5.172.0/24 | 🇺🇸 US | Montana Internet Corporation, 314 North Last Chanc… | MIC-ASN |