Home ASN LookupAS4010

AS4010 DNIC-AS-04010 - Headquarters, USAISC

🇺🇸

ARINassigned

Announced Prefixes (BGP)

39total

39 IPv40 IPv6

IPv4 Addresses

Allocated (RIR)1.0M

Announced (BGP)1.2M

IPv6 Addresses

Allocated (RIR)0

Announced (BGP)0

Prefix Limit (IPv4)

2,000

Prefix Limit (IPv6)

Country

🇺🇸 US

RIR

ARIN

Status

assigned

Allocated

1994-11-10

Announced Prefixes

(BGP)39

Prefix	RPKI	IRR	Last Seen
130.165.0.0/16	No ROA	-	2026-10-11
137.161.0.0/16	No ROA	-	2026-10-11
140.194.0.0/17	No ROA	-	2026-10-11
140.194.128.0/18	No ROA	-	2026-10-11
140.194.192.0/24	No ROA	-	2026-10-11
140.194.193.0/24	No ROA	-	2026-10-11
140.194.194.0/23	No ROA	-	2026-10-11
140.194.196.0/22	No ROA	-	2026-10-11
140.194.200.0/22	No ROA	-	2026-10-11
140.194.204.0/22	No ROA	-	2026-10-11

1-10 of 39

1 / 4

Allocated Prefixes

(RIR)17

Prefix	Country	RIR	Status
130.165.0.0/16	🇺🇸 US	ARIN	allocated
137.161.0.0/16	🇺🇸 US	ARIN	allocated
155.74.0.0/16	🇺🇸 US	ARIN	allocated
155.75.0.0/16	🇺🇸 US	ARIN	allocated
155.76.0.0/16	🇺🇸 US	ARIN	allocated
155.77.0.0/16	🇺🇸 US	ARIN	allocated
155.78.0.0/16	🇺🇸 US	ARIN	allocated
155.79.0.0/16	🇺🇸 US	ARIN	allocated
155.80.0.0/16	🇺🇸 US	ARIN	allocated
155.81.0.0/16	🇺🇸 US	ARIN	allocated

1-10 of 17

1 / 2

All 39 announced prefixes of AS4010 →

BGP Neighbours

(seen in AS paths)

Upstreams (2)

Networks AS4010 hands its own prefixes to: transit providers, or peers at an exchange.

AS7018AT&T Enterprises35
AS6461Zayo Bandwidth4

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 AS4010 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/4010

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

curl -s "https://api.ipctl.io/v1/asn/4010" | jq