AS30356 Blue Cross Blue Shield of Michigan Mutual Insurance 🇺🇸 US

Announcing 9 prefixes, seen at the RIS collectors.

IPv4 prefixes
9
100,096 (391 × /24)
IPv6 prefixes
0
-
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS30356
Name
Blue Cross Blue Shield of Michigan Mutual Insurance
Organisation
Blue Cross Blue Shield of Michigan Mutual Insurance
Country
🇺🇸 US
RIR
ARIN
Allocated
2017-11-06

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 9 no ROA (100.0%)

Announced prefixes

9 in total

Prefix RPKI Peers Sample path First seen
12.107.172.0/24 v4 no ROA 43 37721335630356 2026-09-18
12.176.249.0/24 v4 no ROA 43 37721335630356 2026-09-18
12.231.98.0/24 v4 no ROA 42 701830356 2026-09-18
167.242.0.0/16 v4 no ROA 43 37721335630356 2026-09-18
167.242.45.0/24 v4 no ROA 42 701830356 2026-09-18
167.242.46.0/24 v4 no ROA 42 701830356 2026-09-18
167.242.123.0/24 v4 no ROA 42 701830356 2026-09-18
167.242.124.0/24 v4 no ROA 42 701830356 2026-09-18
167.242.128.0/17 v4 no ROA 42 701830356 2026-09-18