Home ASN LookupAS51188

AS51188 CRESCOM-AS Telia Cygate Oy

🇫🇮

Org handle: ORG-CO72-RIPE

Helsinki, Finland

RIPE NCCallocated

Announced Prefixes (BGP)

9total

7 IPv42 IPv6

IPv4 Addresses

Allocated (RIR)5,376

Announced (BGP)9,472

IPv6 Addresses

Allocated (RIR)1.2×10²⁴

Announced (BGP)2.4×10²⁴

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

🇫🇮 FI

RIR

RIPE NCC

Status

allocated

Allocated

2010-06-17

Announced Prefixes

(BGP)9

Prefix	RPKI	IRR	Last Seen
81.20.224.0/20MOAS	Valid	RIPE	2026-10-09
185.166.28.0/22	Valid	RIPE	2026-10-09
193.28.203.0/24	Valid	RIPE	2026-10-09
193.93.132.0/22	Valid	RIPE	2026-10-09
193.93.136.0/22	No ROA	RIPE	2026-10-09
194.28.0.0/22	Valid	RIPE	2026-10-09
194.187.232.0/22	No ROA	RIPE	2026-10-09
2001:67c:110::/48MOAS	Valid	RIPE	2026-10-09
2001:67c:25c::/48	Valid	RIPE	2026-10-09

Allocated Prefixes

(RIR)7

Prefix	Country	RIR	Status
185.166.28.0/22	🇫🇮 FI	RIPENCC	allocated
193.28.203.0/24	🇫🇮 FI	RIPENCC	assigned
193.93.132.0/22	🇫🇮 FI	RIPENCC	assigned
193.93.136.0/22	🇫🇮 FI	RIPENCC	assigned
194.28.0.0/22	🇫🇮 FI	RIPENCC	assigned
194.187.232.0/22	🇫🇮 FI	RIPENCC	assigned
2001:67c:25c::/48	🇫🇮 FI	RIPENCC	assigned

All 9 announced prefixes of AS51188 →

BGP Neighbours

(seen in AS paths)

Upstreams (1)

Networks AS51188 hands its own prefixes to: transit providers, or peers at an exchange.

AS1759TSF IP Core Telia Finland Oyj9

Downstreams (1)

Networks whose own prefixes AS51188 passes on: usually its customers.

AS3274CYGATE Telia Cygate Oy2

Transfer History

Registry transfers of AS51188 between organisations.

AS51188M&A · 2022-11-07
Crescom Oy
RIPE NCC
→
Telia Cygate Oy
RIPE NCC

Date	Resource	From	To	Type
2022-11-07	AS51188	Crescom Oy RIPE NCC	Telia Cygate Oy RIPE NCC	M&A

ASPA

No ASPA

Abuse Contact

External Links

RIPE 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 AS51188 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

Open

GEThttps://api.ipctl.io/v1/asn/51188

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

curl -s "https://api.ipctl.io/v1/asn/51188" | jq