HomePrefix Lookup128.128.0.0/15

128.128.0.0/15

🇺🇸
IPv4RIPEassignedNo ROA
CIDR
128.128.0.0/15
IP Version
IPv4
Addresses
131K
Mask
/15 (255.254.0.0)
Country
🇺🇸 United States
City
Falmouth (Woods Hole)
RIR
RIPE
Status
assigned
Allocated
-

Announced BGP Routes

0 of 0 routes
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
This prefix is not currently announced in BGP. See covering prefix below.

Covering Prefix

25 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
128.128.128.0/17AS11499WHOI-WOODSHOLE - Woods Hole Oceanographic InstitutionNo ROA—6/13/2026
128.128.0.0/19AS11499WHOI-WOODSHOLE - Woods Hole Oceanographic InstitutionNo ROA—6/13/2026
128.128.96.0/19AS30257GEMC - Gibson Electric Membership CorporationNo ROA—6/13/2026
128.128.32.0/20AS11499WHOI-WOODSHOLE - Woods Hole Oceanographic InstitutionNo ROA—6/13/2026
128.129.48.0/20AS18563CGINET-01 - CGI Inc.No ROA—6/13/2026
128.128.48.0/21AS11499WHOI-WOODSHOLE - Woods Hole Oceanographic InstitutionNo ROA—6/13/2026
128.129.40.0/21AS18563CGINET-01 - CGI Inc.No ROA—6/13/2026
128.129.88.0/21AS40289PHX-CGIAM - CGI TECHNOLOGIES AND SOLUTIONS INC.No ROA—6/13/2026
128.128.56.0/21AS395658GOBEC-BARRY-ELECTRIC - Barry Electric CooperativeNo ROA—6/13/2026
128.129.36.0/23AS11568CGI-REGINA-1 - CGI Inc.No ROA—6/13/2026
128.129.38.0/23AS18563CGINET-01 - CGI Inc.No ROA—6/13/2026
128.129.34.0/23AS18563CGINET-01 - CGI Inc.No ROA—6/13/2026
128.128.90.0/24AS62610ZEN-DPS - Zenlayer Inc Invalid—6/13/2026
128.128.92.0/24AS62610ZEN-DPS - Zenlayer Inc Invalid—6/13/2026
128.128.91.0/24AS62610ZEN-DPS - Zenlayer Inc Invalid—6/13/2026
128.128.82.0/24AS153259EDG1-AS-IN - Edgerede Private Limited Valid—6/13/2026
128.128.81.0/24AS153259EDG1-AS-IN - Edgerede Private Limited Valid—6/13/2026
128.128.80.0/24AS153259EDG1-AS-IN - Edgerede Private Limited Valid—6/13/2026
128.128.95.0/24AS153259EDG1-AS-IN - Edgerede Private Limited Valid—6/13/2026
128.128.85.0/24AS153259EDG1-AS-IN - Edgerede Private Limited Valid—6/13/2026
128.128.90.0/24AS153259EDG1-AS-IN - Edgerede Private Limited Valid—6/13/2026
128.128.91.0/24AS153259EDG1-AS-IN - Edgerede Private Limited Valid—6/13/2026
128.128.92.0/24AS153259EDG1-AS-IN - Edgerede Private Limited Valid—6/13/2026
128.128.84.0/24AS153259EDG1-AS-IN - Edgerede Private Limited Valid—6/13/2026
128.128.83.0/24AS153259EDG1-AS-IN - Edgerede Private Limited Valid—6/13/2026

More Specific Prefixes

9
PrefixASCountryStatus
128.129.0.0/16🇨🇦CAallocated
128.128.128.0/17AS11499🇺🇸USallocated
128.128.96.0/19AS30257🇺🇸USallocated
128.128.0.0/19AS11499🇺🇸USallocated
128.128.64.0/20AS11499🇺🇸USallocated
128.128.32.0/20AS11499🇺🇸USallocated
128.128.80.0/20🇮🇳INallocated
128.128.56.0/21AS395658🇺🇸USallocated
128.128.48.0/21AS11499🇺🇸USallocated
Geolocation
Country🇺🇸United StatesUS
RegionMassachusetts
CityFalmouth (Woods Hole)
GEThttps://api.ipctl.io/v1/prefix/128.128.0.0/15

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/128.128.0.0/15" | jq