CMSINTERNET

AS26271 · MNT-CMSI autnum AS26271 · US · ARIN
2
Upstream providers
3
Downstream customers
32k
v4 addresses
0.3
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Provider First Seen Last Seen Peers Confidence
AS6939
AS6939
2024-11-01
1y 6mo
2026-04-30
34 peers
AS209 AS1299 AS398465
AS174
AS174
2024-11-12
1y 5mo
2026-04-30
205 peers
AS209 AS2914 AS3214 AS3257 AS3491 AS3549 AS5580 AS6453 AS6461 AS6762 AS6830 AS7018 AS8582 AS12956 AS15562 AS15692 AS16276 AS17660 AS27986 AS52873 AS57866 AS132884 AS151704 AS199524 AS216285 AS262462 AS398465

Customers (3)

Customer Country First Seen Last Seen IPs Peers Confidence
CMC
AS62968
US 2024-11-01
1y 6mo
2026-04-30 1.3k
173 peers
AS174 AS209 AS1299 AS2914 AS3130 AS3257 AS3549 AS5580 AS6082 AS8582 AS15562 AS16260 AS16276 AS25160 AS52468 AS55720 AS328840 AS398465
AS33583
AS33583
US 2024-11-12
1y 5mo
2026-04-30 768
46 peers
AS209 AS2914 AS3214 AS3491 AS3549 AS6453 AS6461 AS6762 AS6830 AS7018 AS12956 AS15562 AS15692 AS16276 AS17660 AS27986 AS48112 AS52873 AS57866 AS132884 AS151704 AS199524 AS216285 AS262462
GLAA
AS14691
US 2025-03-01
1y 2mo
2026-04-30 256
180 peers
AS209 AS701 AS1273 AS1299 AS3257 AS3491 AS5580 AS6453 AS6461 AS6762 AS6830 AS7018 AS8582 AS12956 AS13781 AS16260 AS17350 AS27986 AS31554 AS37468 AS47147 AS49028 AS52873 AS57866 AS199524 AS216285 AS262462 AS271253 AS328840 AS328964 AS398465

Network Size

IPv4 and IPv6 prefixes originated over time

13
v4 prefixes
32k
v4 addresses
2
v6 prefixes
0.3
v6 /32s

Downstream Customers Over Time

Count of distinct downstream customers per snapshot date

Unclassified Peers Over Time

Count of unclassified adjacencies per snapshot date

2024-11-14
New Transit
AS33583 AS33583 → added provider CMSINTERNET AS26271
Confidence: 90%
2024-11-13
New Transit
CMSINTERNET AS26271 → added provider AS174 AS174
Confidence: 90%
2024-11-02
New Transit
CMC AS62968 → added provider CMSINTERNET AS26271
Confidence: 90%
2024-11-02
New Transit
CMSINTERNET AS26271 → added provider AS6939 AS6939
Confidence: 90%

Renewal Calendar

Active providers first seen 11–13 months ago — possible annual contract renewals

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