Home Prefix Lookup217.177.128.0/17

217.177.128.0/17 - BGP Prefix

IPv4ARINallocatedNo ROA

CIDR

217.177.128.0/17

IP Version

IPv4

Addresses

32.7K

Mask

/17 (255.255.128.0)

Country

🇺🇸 United States

City

Idaho Falls

RIR

ARIN

Status

allocated

Allocated

2023-12-20

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below.

More-Specific Announcements

106 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
217.177.128.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.129.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.130.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.131.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.132.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.133.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.134.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.135.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.136.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.137.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.138.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.139.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.140.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.141.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.142.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.143.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.144.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.145.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.146.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.147.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.148.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.149.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.150.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.151.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.152.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.153.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.154.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.155.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.156.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.157.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.158.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.159.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.160.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.161.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.162.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.163.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.164.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.165.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.166.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.167.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.168.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.169.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.176.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.177.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.178.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.179.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.180.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.182.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.183.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.186.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.187.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.188.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.189.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.190.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.191.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.192.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.193.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.194.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.195.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.196.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.197.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.198.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.199.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.200.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.201.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.202.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.203.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.204.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.205.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.206.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.207.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.208.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.209.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.210.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.211.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.212.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.213.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.214.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.215.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.217.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.218.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.219.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.220.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.221.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.222.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.223.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.232.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.233.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.234.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.235.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.236.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.237.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.238.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.239.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.241.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.242.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.243.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.244.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.248.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.249.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.250.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.251.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.252.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.253.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.254.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15
217.177.255.0/24	AS11492 CABLEONE - CABLE ONE, INC.	No ROA	-	2026-10-15

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS11492	ARIN	MNT-CBL1	2025-02-14

Transfer History

Registry transfers of 217.177.128.0/17, blocks inside it, or blocks containing it.

217.177.128.0/17inter-RIRTransfer · 2023-12-20
RM Education Ltd
RIPE NCC
→
CABLE ONE, INC.
🇺🇸 US ARIN

Date	Resource	From	To	Type
2023-12-20	217.177.128.0/17inter-RIR	RM Education Ltd RIPE NCC	CABLE ONE, INC. 🇺🇸 US ARIN	Transfer

Geolocation

Country🇺🇸United StatesUS

RegionIdaho

CityIdaho Falls

Coordinates43.5542, -111.8800 ↗

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfers in the ARIN regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/217.177.128.0/17

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

curl -s "https://api.ipctl.io/v1/prefix/217.177.128.0/17" | jq

External Links

RIPEstat