167.242.0.0/16
🇺🇸CIDR
167.242.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇺🇸 United States
City
Detroit (Downtown Detroit)
RIR
ARIN
Status
allocated
Allocated
11/19/1993
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| 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 |
Covering Prefix
7 less-specific announcements| 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 |
| 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 |
| 167.242.124.0/24 | AS30356BCBSM - Blue Cross Blue Shield of Michigan Mutual Insurance | No ROA | — | 5/30/2026 |
| 167.242.123.0/24 | AS30356BCBSM - Blue Cross Blue Shield of Michigan Mutual Insurance | No ROA | — | 5/30/2026 |
| 167.242.46.0/24 | AS30356BCBSM - Blue Cross Blue Shield of Michigan Mutual Insurance | No ROA | — | 5/30/2026 |
| 167.242.45.0/24 | AS30356BCBSM - Blue Cross Blue Shield of Michigan Mutual Insurance | No ROA | — | 5/30/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/167.242.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/167.242.0.0/16" | jq
External Links