AS53307 YISG - Sedgwick Claims Management Services, Inc.

🇺🇸

ARINassigned

Announced Prefixes (BGP)

3total

3 IPv40 IPv6

IPv4 Addresses

Allocated (RIR)0

Announced (BGP)1,024

IPv6 Addresses

Allocated (RIR)0

Announced (BGP)0

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

RIR

Status

assigned

Allocated

2009-12-07

Announced Prefixes

(BGP)3

Prefix	RPKI	IRR	Last Seen
74.116.228.0/23	No ROA	Other IRR	2026-10-11
74.116.228.0/24	No ROA	ARIN	2026-10-11
74.116.230.0/24	No ROA	ARIN	2026-10-11

(seen in AS paths)

Networks AS53307 hands its own prefixes to: transit providers, or peers at an exchange.

Registry transfers of AS53307 between organisations.

Date	Resource	From	To	Type
2025-12-04	AS53307	Fox Hill Holdings, Inc. 🇺🇸 US ARIN	Sedgwick Claims Management Services, 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 AS53307 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/53307" | jq