AS7153 ISO-NE - ISO New England Inc.

🇺🇸

ARINassigned

Announced Prefixes (BGP)

5total

5 IPv40 IPv6

IPv4 Addresses

Allocated (RIR)1,024

Announced (BGP)1,536

IPv6 Addresses

Allocated (RIR)1.9×10²⁵

Announced (BGP)0

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

RIR

Status

assigned

Allocated

1996-09-20

Announced Prefixes

(BGP)5

Prefix	RPKI	IRR	Last Seen
205.172.240.0/23	Valid	ARIN	2026-10-11
205.172.240.0/24	Valid	ARIN	2026-10-11
205.172.241.0/24	Valid	ARIN	2026-10-11
205.172.242.0/24	Valid	ARIN	2026-10-11
205.172.243.0/24	Valid	ARIN	2026-10-11

(RIR)2

Prefix	Country	RIR	Status
205.172.240.0/22	🇺🇸 US	ARIN	allocated
2602:81b:a000::/44	🇺🇸 US	ARIN	allocated

(seen in AS paths)

Networks AS7153 hands its own prefixes to: transit providers, or peers at an exchange.

Registry transfers of AS7153 between organisations.

Date	Resource	From	To	Type
2024-08-01	AS7153	NEW ENGLAND POWER POOL 🇺🇸 US ARIN	ISO New England Inc. 🇺🇸 US ARIN	M&A

ASPA

No ASPA

External Links

What is an ASN?Autonomous systems, ASN ranges and how they are assigned
RPKI and route origin validationWhat the RPKI badges on the prefix list mean
ASPA explainedWhy AS7153 should publish an ASPA object
IPv4 transfers in the ARIN regionMonthly volume and the latest registry transfers
ASN data in AI agents and SIEMMCP server and API integrations

API

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/7153" | jq