Home Prefix Lookup205.220.128.0/17

205.220.128.0/17 - BGP Prefix

IPv4not announced RPKI Valid

CIDR

205.220.128.0/17

IP Version

IPv4

Addresses

32.7K

Mask

/17 (255.255.128.0)

Country

🇺🇸 United States

City

Madison Heights

Status

not announced

Allocated

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

74 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
205.220.128.0/23	AS64294 PAC-GCS - Panasonic Avionics Corporation	Valid	-	2026-10-11
205.220.130.0/23	AS64294 PAC-GCS - Panasonic Avionics Corporation	Valid	-	2026-10-11
205.220.130.0/24	AS64294 PAC-GCS - Panasonic Avionics Corporation	Valid	-	2026-10-11
205.220.132.0/24	AS64294 PAC-GCS - Panasonic Avionics Corporation	Valid	-	2026-10-11
205.220.134.0/24	AS64294 PAC-GCS - Panasonic Avionics Corporation	Valid	-	2026-10-11
205.220.136.0/23	AS64294 PAC-GCS - Panasonic Avionics Corporation	Valid	-	2026-10-11
205.220.138.0/23	AS64294 PAC-GCS - Panasonic Avionics Corporation	Valid	-	2026-10-11
205.220.148.0/24	AS64294 PAC-GCS - Panasonic Avionics Corporation	Valid	-	2026-10-11
205.220.160.0/24	AS26211 PROOFPOINT-ASN-US-WEST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.161.0/24	AS26211 PROOFPOINT-ASN-US-WEST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.162.0/24	AS26211 PROOFPOINT-ASN-US-WEST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.163.0/24	AS26211 PROOFPOINT-ASN-US-WEST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.164.0/24	AS26211 PROOFPOINT-ASN-US-WEST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.165.0/24	AS26211 PROOFPOINT-ASN-US-WEST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.166.0/24	AS26211 PROOFPOINT-ASN-US-WEST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.167.0/24	AS26211 PROOFPOINT-ASN-US-WEST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.168.0/24	AS26211 PROOFPOINT-ASN-US-WEST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.169.0/24	AS26211 PROOFPOINT-ASN-US-WEST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.170.0/24	AS26211 PROOFPOINT-ASN-US-WEST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.171.0/24	AS26211 PROOFPOINT-ASN-US-WEST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.172.0/24	AS22843 PROOFPOINT-ASN-US-EAST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.173.0/24	AS22843 PROOFPOINT-ASN-US-EAST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.174.0/24	AS22843 PROOFPOINT-ASN-US-EAST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.175.0/24	AS22843 PROOFPOINT-ASN-US-EAST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.176.0/24	AS22843 PROOFPOINT-ASN-US-EAST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.177.0/24	AS22843 PROOFPOINT-ASN-US-EAST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.178.0/24	AS22843 PROOFPOINT-ASN-US-EAST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.179.0/24	AS22843 PROOFPOINT-ASN-US-EAST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.180.0/24	AS22843 PROOFPOINT-ASN-US-EAST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.181.0/24	AS22843 PROOFPOINT-ASN-US-EAST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.182.0/24	AS22843 PROOFPOINT-ASN-US-EAST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.183.0/24	AS22843 PROOFPOINT-ASN-US-EAST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.184.0/24	AS52129 PROOFPOINT-ASN-EU Proofpoint, Inc.	Valid	-	2026-10-11
205.220.185.0/24	AS52129 PROOFPOINT-ASN-EU Proofpoint, Inc.	Valid	-	2026-10-11
205.220.186.0/24	AS26211 PROOFPOINT-ASN-US-WEST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.187.0/24	AS22843 PROOFPOINT-ASN-US-EAST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.188.0/24	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-11
205.220.189.0/24	AS14618 AMAZON-AES - Amazon.com, Inc.	Valid	-	2026-10-11
205.220.190.0/24	AS26211 PROOFPOINT-ASN-US-WEST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.191.0/24	AS26211 PROOFPOINT-ASN-US-WEST - Proofpoint, Inc.	Valid	-	2026-10-11
205.220.192.0/20	AS55254 WAVEDIRECT-CDN - WaveDirect Telecommunications	Valid	-	2026-10-11
205.220.208.0/21	AS55039 FATBEAM-AS - Fatbeam, LLC	No ROA	-	2026-10-11
205.220.208.0/24	AS23263 EL-INTERNET-NORTHWEST - E.L. Internet Northwest	No ROA	-	2026-10-11
205.220.209.0/24	AS55039 FATBEAM-AS - Fatbeam, LLC	No ROA	-	2026-10-11
205.220.210.0/24	AS55039 FATBEAM-AS - Fatbeam, LLC	No ROA	-	2026-10-11
205.220.211.0/24	AS55039 FATBEAM-AS - Fatbeam, LLC	No ROA	-	2026-10-11
205.220.212.0/23	AS55039 FATBEAM-AS - Fatbeam, LLC	No ROA	-	2026-10-11
205.220.214.0/23	AS55039 FATBEAM-AS - Fatbeam, LLC	No ROA	-	2026-10-11
205.220.215.0/24	AS399676 KANIKSU-01 - Kaniksu, LLC	No ROA	-	2026-10-11
205.220.216.0/23	AS200598 lunarnaut Lunarnaut, LLC	Valid	-	2026-10-11
205.220.219.0/24	AS394195 CLEARNETWORX - Clearnetworx	Valid	-	2026-10-11
205.220.224.0/24	AS396998 PATH-NETWORK - Path Network, Inc.	Valid	-	2026-10-11
205.220.225.0/24	AS396998 PATH-NETWORK - Path Network, Inc.	Invalid	-	2026-10-11
205.220.226.0/24	AS6540 SAMUEL-COSGROVE Samuel Cosgrove	Valid	-	2026-10-11
205.220.227.0/24	AS203938 SAMUEL-COSGROVE Samuel Cosgrove	Valid	-	2026-10-11
205.220.228.0/24	AS396998 PATH-NETWORK - Path Network, Inc.	Valid	-	2026-10-11
205.220.229.0/24	AS5511 Opentransit Orange S.A.	No ROA	-	2026-10-11
205.220.230.0/24	AS396998 PATH-NETWORK - Path Network, Inc.	Valid	-	2026-10-11
205.220.231.0/24	AS396998 PATH-NETWORK - Path Network, Inc.	Valid	-	2026-10-11
205.220.232.0/21	AS397005 CVSI-FIREFLY - Central Virginia Services, INC	No ROA	-	2026-10-11
205.220.240.0/21	AS46592 TOMBIGBEECOMM-1 - Tombigbee Communications, LLC	Valid	-	2026-10-11
205.220.240.0/24	AS46592 TOMBIGBEECOMM-1 - Tombigbee Communications, LLC	Valid	-	2026-10-11
205.220.241.0/24	AS46592 TOMBIGBEECOMM-1 - Tombigbee Communications, LLC	Valid	-	2026-10-11
205.220.242.0/24	AS46592 TOMBIGBEECOMM-1 - Tombigbee Communications, LLC	Valid	-	2026-10-11
205.220.243.0/24	AS46592 TOMBIGBEECOMM-1 - Tombigbee Communications, LLC	Valid	-	2026-10-11
205.220.244.0/24	AS46592 TOMBIGBEECOMM-1 - Tombigbee Communications, LLC	Valid	-	2026-10-11
205.220.245.0/24	AS46592 TOMBIGBEECOMM-1 - Tombigbee Communications, LLC	Valid	-	2026-10-11
205.220.246.0/24	AS46592 TOMBIGBEECOMM-1 - Tombigbee Communications, LLC	Valid	-	2026-10-11
205.220.247.0/24	AS46592 TOMBIGBEECOMM-1 - Tombigbee Communications, LLC	Valid	-	2026-10-11
205.220.248.0/24	AS19983 GTPL-AS-01 - Global Technology Partners LLC	No ROA	-	2026-10-11
205.220.249.0/24	AS54849 KANE-IS-ABLE - Kane Warehousing, Inc	No ROA	-	2026-10-11
205.220.250.0/23	AS174 COGENT-174 - Cogent Communications, LLC	No ROA	-	2026-10-11
205.220.252.0/23	AS32922 ATCCOMMICATIONS - ATC Communications	Valid	-	2026-10-11
205.220.254.0/23	AS11894 SERVICE-CREDIT-UNION-11894 - Service Credit Union	Valid	-	2026-10-11

More Specific Prefixes

Prefix	AS	Country	Status
205.220.128.0/19		🇺🇸US	allocated
205.220.160.0/19		🇺🇸US	allocated
205.220.192.0/20	AS55254	🇨🇦CA	allocated
205.220.208.0/21	AS55039	🇺🇸US	allocated
205.220.216.0/23	AS200598	🇺🇸US	allocated
205.220.218.0/24		🇺🇸US	allocated
205.220.219.0/24	AS394195	🇺🇸US	allocated
205.220.220.0/22	AS393455	🇺🇸US	allocated
205.220.224.0/24	AS396998	🇺🇸US	allocated
205.220.225.0/24	AS396998	🇬🇧GB	allocated
205.220.226.0/23		🇬🇧GB	assigned
205.220.226.0/24	AS6540	🇬🇧GB	allocated
205.220.227.0/24	AS203938	🇬🇧GB	allocated
205.220.228.0/24	AS396998	🇺🇸US	allocated
205.220.229.0/24	AS398735	🇨🇦CA	allocated
205.220.230.0/23		🇺🇸US	allocated
205.220.232.0/21	AS397005	🇺🇸US	allocated
205.220.240.0/21	AS46592	🇺🇸US	allocated
205.220.248.0/24	AS19983	🇺🇸US	allocated
205.220.249.0/24	AS54849	🇺🇸US	allocated
205.220.250.0/23	AS11384	🇺🇸US	allocated
205.220.252.0/23	AS32922	🇺🇸US	allocated
205.220.254.0/23	AS11894	🇺🇸US	allocated

Transfer History

Registry transfers of 205.220.128.0/17, blocks inside it, or blocks containing it.

205.220.226.0/24inter-RIRTransfer · 2026-03-30
Path Network, Inc.
🇺🇸 US ARIN
→
Samuel Cosgrove
🇬🇧 GB RIPE NCC
205.220.225.0/24inter-RIRTransfer · 2026-03-30
Path Network, Inc.
🇺🇸 US ARIN
→
Samuel Cosgrove
🇬🇧 GB RIPE NCC
205.220.227.0/24inter-RIRTransfer · 2026-02-25
Path Network, Inc.
🇺🇸 US ARIN
→
Samuel Cosgrove
🇬🇧 GB RIPE NCC
205.220.229.0/24Transfer · 2025-08-22
Path Network, Inc.
🇺🇸 US ARIN
→
North Telecom
🇨🇦 CA ARIN
205.220.218.0/24M&A · 2025-02-28
wellteck it
🇺🇸 US ARIN
→
VC3, Inc.
🇺🇸 US ARIN
205.220.216.0/23Transfer · 2023-11-08
Vem Solutions, LLC
RIPE NCC
→
Lunarnaut, LLC
RIPE NCC
205.220.219.0/24Transfer · 2019-01-28
Northeast Technology Solutions, LLC
🇺🇸 US ARIN
→
Clearnetworx
🇺🇸 US ARIN
205.220.160.0/19Transfer · 2019-01-24
Northeast Technology Solutions, LLC
🇺🇸 US ARIN
→
Proofpoint, Inc.
🇺🇸 US ARIN
205.220.250.0/23Transfer · 2018-12-05
Northeast Technology Solutions, LLC
🇺🇸 US ARIN
→
BLAZE BROADBAND LLC
🇺🇸 US ARIN
205.220.128.0/19Transfer · 2018-11-15
Northeast Technology Solutions, LLC
🇺🇸 US ARIN
→
Panasonic Avionics Corporation
🇺🇸 US ARIN

Date	Resource	From	To	Type
2026-03-30	205.220.226.0/24inter-RIR	Path Network, Inc. 🇺🇸 US ARIN	Samuel Cosgrove 🇬🇧 GB RIPE NCC	Transfer
2026-03-30	205.220.225.0/24inter-RIR	Path Network, Inc. 🇺🇸 US ARIN	Samuel Cosgrove 🇬🇧 GB RIPE NCC	Transfer
2026-02-25	205.220.227.0/24inter-RIR	Path Network, Inc. 🇺🇸 US ARIN	Samuel Cosgrove 🇬🇧 GB RIPE NCC	Transfer
2025-08-22	205.220.229.0/24	Path Network, Inc. 🇺🇸 US ARIN	North Telecom 🇨🇦 CA ARIN	Transfer
2025-02-28	205.220.218.0/24	wellteck it 🇺🇸 US ARIN	VC3, Inc. 🇺🇸 US ARIN	M&A
2023-11-08	205.220.216.0/23	Vem Solutions, LLC RIPE NCC	Lunarnaut, LLC RIPE NCC	Transfer
2019-01-28	205.220.219.0/24	Northeast Technology Solutions, LLC 🇺🇸 US ARIN	Clearnetworx 🇺🇸 US ARIN	Transfer
2019-01-24	205.220.160.0/19	Northeast Technology Solutions, LLC 🇺🇸 US ARIN	Proofpoint, Inc. 🇺🇸 US ARIN	Transfer
2018-12-05	205.220.250.0/23	Northeast Technology Solutions, LLC 🇺🇸 US ARIN	BLAZE BROADBAND LLC 🇺🇸 US ARIN	Transfer
2018-11-15	205.220.128.0/19	Northeast Technology Solutions, LLC 🇺🇸 US ARIN	Panasonic Avionics Corporation 🇺🇸 US ARIN	Transfer

View all 23 transfers →

Geolocation

Country🇺🇸United StatesUS

RegionVirginia

CityMadison Heights

Coordinates37.4310, -79.1231 ↗

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 transfer marketTransfers published by all five RIRs

API

Open

GEThttps://api.ipctl.io/v1/prefix/205.220.128.0/17

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

curl -s "https://api.ipctl.io/v1/prefix/205.220.128.0/17" | jq

External Links

RIPEstat