Home ASN LookupAS397305

AS397305 FMCTC - FMCTC

🇺🇸

ARINassigned

Announced Prefixes (BGP)

25total

25 IPv40 IPv6

IPv4 Addresses

Allocated (RIR)2,048

Announced (BGP)8,448

IPv6 Addresses

Allocated (RIR)7.9×10²⁸

Announced (BGP)0

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

🇺🇸 US

RIR

ARIN

Status

assigned

Allocated

2019-02-11

Announced Prefixes

(BGP)25

Prefix	RPKI	IRR	Last Seen
67.55.164.0/24	No ROA	-	-
67.55.240.0/24	No ROA	-	-
167.142.167.0/24	No ROA	-	-
173.215.2.0/24	No ROA	-	-
199.120.80.0/24	No ROA	-	-
199.120.115.0/24	No ROA	-	-
199.120.121.0/24	No ROA	-	-
206.72.5.0/24	No ROA	-	-
206.72.6.0/24	No ROA	-	-
207.32.4.0/24	No ROA	-	-

1-10 of 25

1 / 3

Allocated Prefixes

(RIR)2

Prefix	Country	RIR	Status
216.25.24.0/21	🇺🇸 US	ARIN	allocated
2607:ba40::/32	🇺🇸 US	ARIN	allocated

All 25 announced prefixes of AS397305 →

BGP Neighbours

(seen in AS paths)

Upstreams (2)

Networks AS397305 hands its own prefixes to: transit providers, or peers at an exchange.

AS6461Zayo Bandwidth15
AS5056Aureon Network Services10

Downstreams (1)

Networks whose own prefixes AS397305 passes on: usually its customers.

AS62825Walnut Communications1

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 AS397305 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/397305

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

curl -s "https://api.ipctl.io/v1/asn/397305" | jq