Home Prefix Lookup216.64.128.0/18

216.64.128.0/18 - Level 3 Parent (AS3549)

IPv4ARINallocatedAS3549LVLT-3549 - Level 3 Parent, LLCNo ROA

CIDR

216.64.128.0/18

IP Version

IPv4

Addresses

16.3K

Mask

/18 (255.255.192.0)

Country

🇺🇸 United States

City

Boise

RIR

ARIN

Status

allocated

Allocated

1998-09-01

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
216.64.128.0/18	AS3549 LVLT-3549 - Level 3 Parent, LLC	No ROA	-	2026-10-13

More-Specific Announcements

2 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
216.64.165.0/24	AS3356 LEVEL3 - Level 3 Parent, LLC	No ROA	-	2026-10-13
216.64.191.0/24	AS3356 LEVEL3 - Level 3 Parent, LLC	No ROA	-	2026-10-13

Transfer History

Registry transfers of 216.64.128.0/18, blocks inside it, or blocks containing it.

216.64.128.0/18M&A · 2022-03-23
tw telecom holdings, inc.
🇺🇸 US ARIN
→
Level 3 Parent, LLC
🇺🇸 US ARIN

Date	Resource	From	To	Type
2022-03-23	216.64.128.0/18	tw telecom holdings, inc. 🇺🇸 US ARIN	Level 3 Parent, LLC 🇺🇸 US ARIN	M&A

Origin ASN

AS3549

LVLT-3549 - Level 3 Parent, LLC

Related Prefixes

More prefixes of AS3549

All prefixes of AS3549 →

Geolocation

Country🇺🇸United StatesUS

RegionIdaho

CityBoise

Coordinates43.6150, -116.2020 ↗

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/216.64.128.0/18

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

curl -s "https://api.ipctl.io/v1/prefix/216.64.128.0/18" | jq

External Links

RIPEstat