AS33275 KHS-ASN - Thomas Jefferson University Hospitals, Inc.

🇺🇸

ARINassigned

Announced Prefixes (BGP)

1total

1 IPv40 IPv6

IPv4 Addresses

Allocated (RIR)0

Announced (BGP)256

IPv6 Addresses

Allocated (RIR)0

Announced (BGP)0

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

RIR

Status

assigned

Allocated

2004-11-11

Announced Prefixes

(BGP)1

Prefix	RPKI	IRR	Last Seen
209.251.242.0/24	No ROA	-	2026-10-11

(seen in AS paths)

Networks AS33275 hands its own prefixes to: transit providers, or peers at an exchange.

Registry transfers of AS33275 between organisations.

Date	Resource	From	To	Type
2024-03-04	AS33275	Kennedy Memorial Hospitals - University Medical Center 🇺🇸 US ARIN	Thomas Jefferson University Hospitals, 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 AS33275 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/33275" | jq