Home Prefix Lookup192.45.0.0/19

192.45.0.0/19 - Northrop Grumman (AS1906)

IPv4ARINannouncedAS1906NORTHROP-GRUMMAN - Northrop GrummanNo ROA

CIDR

192.45.0.0/19

IP Version

IPv4

Addresses

8.1K

Mask

/19 (255.255.224.0)

Country

🇺🇸 United States

City

Bethpage

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
192.45.0.0/19	AS1906 NORTHROP-GRUMMAN - Northrop Grumman	No ROA	-	2026-10-12

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
192.45.0.0/16	AS1906 NORTHROP-GRUMMAN - Northrop Grumman	No ROA	-	2026-10-12

Transfer History

Registry transfers of 192.45.0.0/19, blocks inside it, or blocks containing it.

192.45.0.0/16M&A · 2026-05-27
TRW Space and Defense Sector
🇺🇸 US ARIN
→
Northrop Grumman Corp.
🇺🇸 US ARIN

Date	Resource	From	To	Type
2026-05-27	192.45.0.0/16	TRW Space and Defense Sector 🇺🇸 US ARIN	Northrop Grumman Corp. 🇺🇸 US ARIN	M&A

Origin ASN

AS1906

NORTHROP-GRUMMAN - Northrop Grumman

Related Prefixes

Covering prefix

192.45.0.0/16AS1906

More prefixes of AS1906

All prefixes of AS1906 →

Geolocation

Country🇺🇸United StatesUS

RegionNew York

CityBethpage

Coordinates40.7585, -73.4989 ↗

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/192.45.0.0/19

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

curl -s "https://api.ipctl.io/v1/prefix/192.45.0.0/19" | jq

External Links

RIPEstat