Home ASN LookupAS20128

AS20128 IN2 - iN2 LLC

🇺🇸

ARINassigned

Announced Prefixes (BGP)

12total

9 IPv43 IPv6

IPv4 Addresses

Allocated (RIR)4,096

Announced (BGP)13,056

IPv6 Addresses

Allocated (RIR)7.9×10²⁸

Announced (BGP)1.5×10²⁹

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

🇺🇸 US

RIR

ARIN

Status

assigned

Allocated

2001-03-28

Announced Prefixes

(BGP)12

Prefix	RPKI	IRR	Last Seen
66.180.48.0/20	No ROA	-	2026-10-10
66.180.48.0/21	No ROA	-	2026-10-10
66.180.48.0/22	No ROA	-	2026-10-10
66.180.48.0/23	No ROA	-	2026-10-10
66.180.48.0/24	No ROA	-	2026-10-10
66.180.52.0/22	No ROA	-	2026-10-10
66.180.56.0/21	No ROA	-	2026-10-10
66.180.56.0/22	No ROA	-	2026-10-10
66.180.60.0/22	No ROA	-	2026-10-10
2605:7440::/32	No ROA	-	2026-10-10

1-10 of 12

1 / 2

Allocated Prefixes

(RIR)2

Prefix	Country	RIR	Status
66.180.48.0/20	🇺🇸 US	ARIN	allocated
2605:7440::/32	🇺🇸 US	ARIN	allocated

All 12 announced prefixes of AS20128 →

BGP Neighbours

(seen in AS paths)

Upstreams (1)

Networks AS20128 hands its own prefixes to: transit providers, or peers at an exchange.

AS7819Global IP Networks12

Transfer History

Registry transfers of AS20128 between organisations.

AS20128M&A · 2019-10-18
IN2 LLC
🇺🇸 US ARIN
→
iN2 LLC
🇺🇸 US ARIN

Date	Resource	From	To	Type
2019-10-18	AS20128	IN2 LLC 🇺🇸 US ARIN	iN2 LLC 🇺🇸 US ARIN	M&A

ASPA

No ASPA

External Links

ARIN Whois RIPEstat

Learn more

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 AS20128 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

Open

GEThttps://api.ipctl.io/v1/asn/20128

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

curl -s "https://api.ipctl.io/v1/asn/20128" | jq