HomePrefix Lookup209.249.0.0/16

209.249.0.0/16

πŸ‡ΊπŸ‡Έ
IPv4ARINallocatedAS6461ZAYO-6461 - Zayo Bandwidth RPKI Valid
CIDR
209.249.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
πŸ‡ΊπŸ‡Έ United States
City
Denver (Central)
RIR
ARIN
Status
allocated
Allocated
6/15/1998

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
209.249.0.0/16AS6461ZAYO-6461 - Zayo Bandwidth Valid
ARIN
6/1/2026

Covering Prefix

38 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
209.249.16.0/24AS11011 Validβ€”6/1/2026
209.249.63.0/24AS14984DYNACOM - DynaCom Management, Inc Invalidβ€”6/1/2026
209.249.139.0/24AS15202GELLER - Geller & Company LLC Validβ€”6/1/2026
209.249.77.0/24AS15229EDFTNA - EDF Trading North America, LLC Validβ€”6/1/2026
209.249.251.0/24AS15229EDFTNA - EDF Trading North America, LLC Validβ€”6/1/2026
209.249.71.0/24AS17025ZAYO-CUSTOMER-17025 - Zayo Bandwidth Validβ€”6/1/2026
209.249.51.0/24AS17025ZAYO-CUSTOMER-17025 - Zayo Bandwidth Validβ€”6/1/2026
209.249.103.0/24AS17025ZAYO-CUSTOMER-17025 - Zayo Bandwidth Validβ€”6/1/2026
209.249.104.0/24AS18778CLA - CliftonLarsonAllen, LLP Validβ€”6/1/2026
209.249.30.0/24AS21691TMCC-2 - Toyota Motor Credit Corporation Validβ€”6/1/2026
209.249.200.0/24AS21691TMCC-2 - Toyota Motor Credit Corporation Validβ€”6/1/2026
209.249.173.0/24AS22392NGS-MOE - National Geographic Society Validβ€”6/1/2026
209.249.172.0/24AS22392NGS-MOE - National Geographic Society Validβ€”6/1/2026
209.249.113.0/24AS22866AECOM-USPHX3 - AECOM Validβ€”6/1/2026
209.249.112.0/24AS23235BOSMED-88-ENEWTON - Boston Medical Center Validβ€”6/1/2026
209.249.82.0/24AS23376EN-23376 - EllumNet LLC Validβ€”6/1/2026
209.249.81.0/24AS23376EN-23376 - EllumNet LLC Validβ€”6/1/2026
209.249.144.0/24AS23482EVERBRIDGE-PLANETRISK - Everbridge, Inc Validβ€”6/1/2026
209.249.8.0/24AS23514QUANTLAB - QUANTLAB FINANCIAL LLC Validβ€”6/1/2026
209.249.38.0/24AS23514QUANTLAB - QUANTLAB FINANCIAL LLC Validβ€”6/1/2026
209.249.4.0/24AS25938SOROS-FUND-MAN - Soros Fund Management LLC Validβ€”6/1/2026
209.249.174.0/24AS29833MEDICAL-INFORMATICS-ENGINEERING - MEDICAL INFORMATICS ENGINEERING Validβ€”6/1/2026
209.249.212.0/24AS36246MATHESONGAS - 17-909-2028 Validβ€”6/1/2026
209.249.12.0/24AS40551ATVI-NETWORK-ASN - Activision Publishing, Inc. Validβ€”6/1/2026
209.249.190.0/24AS40827HUDSON-RIVER-TRADING-LLC - Hudson River Trading LLC Validβ€”6/1/2026
209.249.76.0/24AS53793ACLI - ACLI Validβ€”6/1/2026
209.249.32.0/24AS53799NAHB1201 - NAHB Validβ€”6/1/2026
209.249.231.0/24AS53888RPA-ASN - RUBIN POSTAER AND ASSOCIATES Validβ€”6/1/2026
209.249.252.0/24AS54761ARIN-SAMBREEL-SVCS - Sambreel Services, LLC Validβ€”6/1/2026
209.249.57.0/24AS60808AP-2440-60808 - Anthropic, Validβ€”6/1/2026
209.249.222.0/24AS63199CDSC-AS1 - CDS Global Cloud Co., Ltd Validβ€”6/1/2026
209.249.221.0/24AS393320FORTY-NINERS-ASN-2024 - Forty Niners Holdings LP Validβ€”6/1/2026
209.249.250.0/24AS394770AXIGENT-TECHNOLOGIES-GROUP - Axigent Technologies Group, Inc. Validβ€”6/1/2026
209.249.147.0/24AS394868GLN-LOOP - Greenlight Networks, LLC Validβ€”6/1/2026
209.249.179.0/24AS394973AARKI - Aarki, Inc. Validβ€”6/1/2026
209.249.177.0/24AS394973AARKI - Aarki, Inc. Validβ€”6/1/2026
209.249.215.0/24AS394973AARKI - Aarki, Inc. Validβ€”6/1/2026
209.249.57.0/24AS399358ANTHROPIC - Anthropic, PBC Validβ€”6/1/2026

RPKI ROAs

1
PrefixOriginMax LengthTrust Anchor
209.249.0.0/16AS6461/16arin

IRR Route Objects

1
OriginRegistryMaintainerModified
AS6461ARINMNT-ZAYOB12/5/2024
Geolocation
CountryπŸ‡ΊπŸ‡ΈUnited StatesUS
RegionColorado
CityDenver (Central)
GEThttps://api.ipctl.io/v1/prefix/209.249.0.0/16

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

curl -s "https://api.ipctl.io/v1/prefix/209.249.0.0/16" | jq