IPv4 prefix

173.219.0.0/17

IP Prefix (CIDR)
173.219.0.0/17
Subnet Mask
255.255.128.0
Address Count
32,768
Registration 1 of 2
Owner
Optimum
Handle
SUDDE
Address
311 NNW Loop 323 Tyler TX 75701 United States
Registry
ARIN
Registered Prefix
173.216.0.0/14 (173.216.0.0 - 173.219.255.255)
Registration 2 of 2
Owner
CITY OF GEORGETOWN IT-Library Internet Services
Handle
C11297160
Address
510 W 9th Street Georgetown TX 78626 United States
Registry
ARIN
Registered Prefix
173.219.37.0/24 (173.219.37.0 - 173.219.37.255)
Delegated Prefix
173.216.0.0/14 (173.216.0.0 - 173.219.255.255)
Announced Prefix Relationship Origin ASN Description Country First Address Last Address
173.219.0.0/17 Exact AS19108 Optimum United States of America (US) 173.219.0.0 173.219.127.255
173.219.2.0/24 More specific AS14808 City of Lufkin United States of America (US) 173.219.2.0 173.219.2.255
173.219.13.0/24 More specific AS11135 Cross Development/Montgomery LP United States of America (US) 173.219.13.0 173.219.13.255
173.219.14.0/24 More specific AS11135 Cross Development/Montgomery LP United States of America (US) 173.219.14.0 173.219.14.255
173.219.37.0/24 More specific AS46169 City of Georgetown United States of America (US) 173.219.37.0 173.219.37.255
173.219.86.0/24 More specific AS32426 WV School of Osteopathic Medicine United States of America (US) 173.219.86.0 173.219.86.255