AS31547 MCK-EUROPE-AS McKinsey & Company Inc United Kingdom

🇺🇸

Org handle: ORG-MA52-RIPE

RIPE NCCallocated

Announced Prefixes (BGP)

17total

17 IPv40 IPv6

IPv4 Addresses

Allocated (RIR)0

Announced (BGP)4,608

IPv6 Addresses

Allocated (RIR)0

Announced (BGP)0

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

RIR

Status

allocated

Allocated

2004-06-10

Announced Prefixes

(BGP)17

Prefix	RPKI	IRR	Last Seen
156.109.3.0/24	No ROA	Other IRR	2026-10-11
156.109.14.0/24	No ROA	Other IRR	2026-10-11
156.109.15.0/24	No ROA	Other IRR	2026-10-11
156.109.16.0/24MOAS	No ROA	-	2026-10-11
156.109.18.0/24MOAS	No ROA	ARIN	2026-10-11
156.109.24.0/23	No ROA	Other IRR	2026-10-11
156.109.26.0/24MOAS	No ROA	Other IRR	2026-10-11
156.109.34.0/24	No ROA	Other IRR	2026-10-11
156.109.35.0/24	No ROA	Other IRR	2026-10-11
156.109.40.0/24	No ROA	Other IRR	2026-10-11

1-10 of 17

1 / 2

(seen in AS paths)

Networks AS31547 hands its own prefixes to: transit providers, or peers at an exchange.

Networks whose own prefixes AS31547 passes on: usually its customers.

ASPA

No ASPA

Abuse Contact

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 AS31547 should publish an ASPA object
IPv4 transfers in the RIPE NCC 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/31547" | jq