Home Prefix Lookup216.27.128.0/18

216.27.128.0/18 - GTT BACKBONE GTT Communications (AS3257)

IPv4ARINallocatedAS3257GTT-BACKBONE GTT Communications Inc.No ROA

CIDR

216.27.128.0/18

IP Version

IPv4

Addresses

16.3K

Mask

/18 (255.255.192.0)

Country

🇺🇸 United States

City

New York

RIR

ARIN

Status

allocated

Allocated

2001-01-05

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
216.27.128.0/18	AS3257 GTT-BACKBONE GTT Communications Inc.	No ROA	Other IRR	2026-10-11

More-Specific Announcements

11 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
216.27.128.0/20	AS16904 ARVIG-16904 - Arvig Enterprises Inc.	Valid	-	2026-10-11
216.27.144.0/20	AS16904 ARVIG-16904 - Arvig Enterprises Inc.	Valid	-	2026-10-11
216.27.160.0/21	AS11611 ARCTICFOX - Arctic Fox Networks Inc	Valid	-	2026-10-11
216.27.160.0/21	AS199527 BITE-LT-AS UAB "Bite Lietuva"	Invalid	-	2026-10-11
216.27.168.0/22	AS11611 ARCTICFOX - Arctic Fox Networks Inc	Valid	-	2026-10-11
216.27.168.0/22	AS199527 BITE-LT-AS UAB "Bite Lietuva"	Invalid	-	2026-10-11
216.27.172.0/24	AS5065 BUNNY-COMMUNICATIONS-GLOBAL - Bunny Communications	Valid	-	2026-10-11
216.27.173.0/24	AS62610 ZEN-DPS - Zenlayer Inc	Valid	-	2026-10-11
216.27.174.0/24	AS62610 ZEN-DPS - Zenlayer Inc	Valid	-	2026-10-11
216.27.175.0/24	AS11696 NBS11696 - Fusion, LLC	No ROA	-	2026-10-11
216.27.176.0/20	AS16904 ARVIG-16904 - Arvig Enterprises Inc.	Valid	-	2026-10-11

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS3257	Other IRR	MAINT-AS3257	2025-04-11

Transfer History

Registry transfers of 216.27.128.0/18, blocks inside it, or blocks containing it.

216.27.128.0/18M&A · 2025-05-07
GTT
🇺🇸 US ARIN
→
GTT Americas, LLC
🇺🇸 US ARIN
216.27.128.0/18M&A · 2023-11-21
MegaPath Corporation
🇺🇸 US ARIN
→
GTT
🇺🇸 US ARIN

Date	Resource	From	To	Type
2025-05-07	216.27.128.0/18	GTT 🇺🇸 US ARIN	GTT Americas, LLC 🇺🇸 US ARIN	M&A
2023-11-21	216.27.128.0/18	MegaPath Corporation 🇺🇸 US ARIN	GTT 🇺🇸 US ARIN	M&A

Origin ASN

AS3257

GTT-BACKBONE GTT Communications Inc.

Related Prefixes

More prefixes of AS3257

All prefixes of AS3257 →

Geolocation

Country🇺🇸United StatesUS

RegionNew York

CityNew York

Coordinates40.7057, -74.0136 ↗

Abuse Contact

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/216.27.128.0/18

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

curl -s "https://api.ipctl.io/v1/prefix/216.27.128.0/18" | jq

External Links

RIPEstat