Home Prefix Lookup209.191.128.0/18

209.191.128.0/18 - BGP Prefix

IPv4not announcedNo ROA

CIDR

209.191.128.0/18

IP Version

IPv4

Addresses

16.3K

Mask

/18 (255.255.192.0)

Country

🇺🇸 United States

City

Wilmington (Mid-town Brandywine)

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

30 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
209.191.128.0/21	AS13789 INTERNAP-BLK3 - Unitas Global	No ROA	-	2026-10-12
209.191.134.0/24	AS10457 ILX-ASN - Refinitiv US LLC	No ROA	-	2026-10-12
209.191.136.0/24	AS26307 HORACE-MANN-EDUCATORS-CORPORATION - Horace Mann Service Corporation	No ROA	-	2026-10-12
209.191.137.0/24	AS26307 HORACE-MANN-EDUCATORS-CORPORATION - Horace Mann Service Corporation	No ROA	-	2026-10-12
209.191.140.0/22	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
209.191.144.0/22	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
209.191.148.0/22	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
209.191.152.0/22	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-12
209.191.156.0/22	AS13789 INTERNAP-BLK3 - Unitas Global	No ROA	-	2026-10-12
209.191.158.0/24	AS29949 BFS-49-29949 - Broadridge Financial Solutions, Inc.	No ROA	-	2026-10-12
209.191.160.0/24	AS14744 INTERNAP-BLOCK-4 - Unitas Global	No ROA	-	2026-10-12
209.191.162.0/23	AS32475 SINGLEHOP-LLC - Internap Holding LLC	No ROA	-	2026-10-12
209.191.164.0/23	AS32475 SINGLEHOP-LLC - Internap Holding LLC	No ROA	-	2026-10-12
209.191.166.0/23	AS55201 SKYQUANTUM-INTERNET-SERVICE - SkyQuantum Internet Service	Valid	-	2026-10-12
209.191.166.0/24	AS6939 HURRICANE - Hurricane Electric LLC	Valid	-	2026-10-12
209.191.168.0/21	AS13789 INTERNAP-BLK3 - Unitas Global	No ROA	-	2026-10-12
209.191.168.0/22	AS2914 NTT-DATA-2914 - NTT America, Inc.	Valid	-	2026-10-12
209.191.168.0/22	AS397373 H4Y-TECHNOLOGIES - H4Y Technologies LLC	Invalid	-	2026-10-12
209.191.168.0/24	AS213257 AS213257 Meric Internet Teknolojileri A.S.	Invalid	-	2026-10-12
209.191.169.0/24	AS213257 AS213257 Meric Internet Teknolojileri A.S.	Valid	-	2026-10-12
209.191.170.0/24	AS213257 AS213257 Meric Internet Teknolojileri A.S.	Valid	-	2026-10-12
209.191.171.0/24	AS213257 AS213257 Meric Internet Teknolojileri A.S.	Valid	-	2026-10-12
209.191.172.0/22	AS13789 INTERNAP-BLK3 - Unitas Global	No ROA	-	2026-10-12
209.191.172.0/24	AS19812 RADIANZ-NUTLEY - BT Americas, Inc	No ROA	-	2026-10-12
209.191.174.0/24	AS26654 RFA-IDC - Richard Fleischman & Assoc., Inc.	No ROA	-	2026-10-12
209.191.176.0/22	AS12180 INTERNAP-2BLK - Unitas Global	No ROA	-	2026-10-12
209.191.180.0/23	AS63018 DEDICATED - Dedicated.com	Valid	-	2026-10-12
209.191.182.0/23	AS12179 INTERNAP-2BLK - Unitas Global	No ROA	-	2026-10-12
209.191.184.0/24	AS15083 INFOLINK-MIA-US - Infolink Global Corporation	Valid	-	2026-10-12
209.191.185.0/24	AS15083 INFOLINK-MIA-US - Infolink Global Corporation	Valid	-	2026-10-12

More Specific Prefixes

Prefix	AS	Country	Status
209.191.128.0/21	AS13789	🇺🇸US	allocated
209.191.136.0/23	AS26307	🇺🇸US	allocated
209.191.138.0/23		🇺🇸US	allocated
209.191.140.0/22	AS16509	🇺🇸US	allocated
209.191.144.0/21		🇺🇸US	allocated
209.191.152.0/22	AS16509	🇺🇸US	allocated
209.191.156.0/22	AS13789	🇺🇸US	allocated
209.191.160.0/24	AS14744	🇺🇸US	allocated
209.191.161.0/24		🇺🇸US	allocated
209.191.162.0/23	AS32475	🇺🇸US	allocated
209.191.164.0/23	AS32475	🇺🇸US	allocated
209.191.166.0/23	AS55201	🇺🇸US	allocated
209.191.168.0/22	AS397373	🇺🇸US	allocated
209.191.172.0/24	AS19812	🇺🇸US	allocated
209.191.173.0/24		🇺🇸US	allocated
209.191.174.0/24	AS26654	🇺🇸US	allocated
209.191.175.0/24		🇺🇸US	allocated
209.191.176.0/22	AS12180	🇺🇸US	allocated
209.191.180.0/23	AS63018	🇺🇸US	allocated
209.191.182.0/24		🇺🇸US	allocated
209.191.183.0/24		🇺🇸US	allocated
209.191.184.0/21		🇺🇸US	allocated

Transfer History

Registry transfers of 209.191.128.0/18, blocks inside it, or blocks containing it.

209.191.183.0/24M&A · 2026-08-21
Unitas Global
🇺🇸 US ARIN
→
PF IPV4 Borrower, LLC
🇺🇸 US ARIN
209.191.176.0/22M&A · 2026-08-21
Unitas Global
🇺🇸 US ARIN
→
PF IPV4 Borrower, LLC
🇺🇸 US ARIN
209.191.174.0/24M&A · 2026-08-21
Unitas Global
🇺🇸 US ARIN
→
PF IPV4 Borrower, LLC
🇺🇸 US ARIN
209.191.172.0/24M&A · 2026-08-21
Unitas Global
🇺🇸 US ARIN
→
PF IPV4 Borrower, LLC
🇺🇸 US ARIN
209.191.160.0/24M&A · 2026-08-21
Unitas Global
🇺🇸 US ARIN
→
PF IPV4 Borrower, LLC
🇺🇸 US ARIN
209.191.156.0/22M&A · 2026-08-21
Unitas Global
🇺🇸 US ARIN
→
PF IPV4 Borrower, LLC
🇺🇸 US ARIN
209.191.128.0/21M&A · 2026-08-21
Unitas Global
🇺🇸 US ARIN
→
PF IPV4 Borrower, LLC
🇺🇸 US ARIN
209.191.138.0/23M&A · 2026-03-26
Unitas Global
🇺🇸 US ARIN
→
PF IPV4 Borrower, LLC
🇺🇸 US ARIN
209.191.188.0/22M&A · 2025-10-16
Unitas Global
🇺🇸 US ARIN
→
PF IPV4 Borrower, LLC
🇺🇸 US ARIN
209.191.186.0/23M&A · 2025-10-16
Unitas Global
🇺🇸 US ARIN
→
PF IPV4 Borrower, LLC
🇺🇸 US ARIN

Date	Resource	From	To	Type
2026-08-21	209.191.183.0/24	Unitas Global 🇺🇸 US ARIN	PF IPV4 Borrower, LLC 🇺🇸 US ARIN	M&A
2026-08-21	209.191.176.0/22	Unitas Global 🇺🇸 US ARIN	PF IPV4 Borrower, LLC 🇺🇸 US ARIN	M&A
2026-08-21	209.191.174.0/24	Unitas Global 🇺🇸 US ARIN	PF IPV4 Borrower, LLC 🇺🇸 US ARIN	M&A
2026-08-21	209.191.172.0/24	Unitas Global 🇺🇸 US ARIN	PF IPV4 Borrower, LLC 🇺🇸 US ARIN	M&A
2026-08-21	209.191.160.0/24	Unitas Global 🇺🇸 US ARIN	PF IPV4 Borrower, LLC 🇺🇸 US ARIN	M&A
2026-08-21	209.191.156.0/22	Unitas Global 🇺🇸 US ARIN	PF IPV4 Borrower, LLC 🇺🇸 US ARIN	M&A
2026-08-21	209.191.128.0/21	Unitas Global 🇺🇸 US ARIN	PF IPV4 Borrower, LLC 🇺🇸 US ARIN	M&A
2026-03-26	209.191.138.0/23	Unitas Global 🇺🇸 US ARIN	PF IPV4 Borrower, LLC 🇺🇸 US ARIN	M&A
2025-10-16	209.191.188.0/22	Unitas Global 🇺🇸 US ARIN	PF IPV4 Borrower, LLC 🇺🇸 US ARIN	M&A
2025-10-16	209.191.186.0/23	Unitas Global 🇺🇸 US ARIN	PF IPV4 Borrower, LLC 🇺🇸 US ARIN	M&A

View all 29 transfers →

Geolocation

Country🇺🇸United StatesUS

RegionDelaware

CityWilmington (Mid-town Brandywine)

Coordinates39.7483, -75.5477 ↗

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/209.191.128.0/18

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

curl -s "https://api.ipctl.io/v1/prefix/209.191.128.0/18" | jq

External Links

RIPEstat