167.242.128.0/17
🇺🇸CIDR
167.242.128.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇺🇸 United States
City
Detroit (Downtown Detroit)
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 167.242.128.0/17 | AS30356BCBSM - Blue Cross Blue Shield of Michigan Mutual Insurance | No ROA | — | 5/30/2026 |
Covering Prefix
3 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 167.242.0.0/16 | AS30356BCBSM - Blue Cross Blue Shield of Michigan Mutual Insurance | No ROA | — | 5/30/2026 |
| 167.242.233.0/24 | AS3356LEVEL3 - Level 3 Parent, LLC | No ROA | — | 5/30/2026 |
| 167.242.233.0/24 | AS7018ATT-INTERNET4 - AT&T Enterprises, LLC | No ROA | — | 5/30/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/167.242.128.0/17Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/167.242.128.0/17" | jq
External Links