18.0.0.0/11

πŸ‡ΊπŸ‡Έ
IPv4ARINallocatedNo ROA
CIDR
18.0.0.0/11
IP Version
IPv4
Addresses
2M
Mask
/11 (255.224.0.0)
Country
πŸ‡ΊπŸ‡Έ United States
City
Cambridge (Area 2/MIT)
RIR
ARIN
Status
allocated
Allocated
1/1/1994

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

89 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
18.5.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.6.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.7.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.25.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.26.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.27.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.29.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.0.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.1.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.8.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.9.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.10.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.11.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.12.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.4.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.13.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.14.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.15.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.16.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.17.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.18.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.31.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.22.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.23.0.0/16AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.2.128.0/19AS10578GIGAPOP-NE - Harvard UniversityNo ROAβ€”6/15/2026
18.2.192.0/19AS10578GIGAPOP-NE - Harvard UniversityNo ROAβ€”6/15/2026
18.2.0.0/19AS10578GIGAPOP-NE - Harvard UniversityNo ROAβ€”6/15/2026
18.12.0.0/20AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.104.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.105.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.106.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.108.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.109.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.111.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.116.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.122.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.151.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.152.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.153.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.154.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.155.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.156.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.7.23.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.7.32.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.7.34.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.7.40.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.7.54.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.7.80.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.7.82.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.7.84.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.7.102.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.7.108.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.7.117.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.7.118.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.7.119.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.7.120.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.12.17.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.12.240.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.7.39.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.1.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.2.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.3.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.4.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.5.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.6.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.7.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.8.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.9.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.10.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.11.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.12.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.13.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.14.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.15.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.16.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.17.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.18.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.19.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.20.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.21.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.22.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.23.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.28.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.67.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.69.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.90.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.3.103.0/24AS3MIT-GATEWAYS - Massachusetts Institute of TechnologyNo ROAβ€”6/15/2026
18.18.6.0/24AS5518TET_LV SIA TetNo ROAβ€”6/15/2026

IRR Route Objects

2
OriginRegistryMaintainerModified
AS3RADBMAINT-AS311/13/2023
AS198949RADBMAINT-AS1989496/17/2025
Geolocation
CountryπŸ‡ΊπŸ‡ΈUnited StatesUS
RegionMassachusetts
CityCambridge (Area 2/MIT)
GEThttps://api.ipctl.io/v1/prefix/18.0.0.0/11

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

curl -s "https://api.ipctl.io/v1/prefix/18.0.0.0/11" | jq