Home ASN LookupAS51604

AS51604 EKAT-AS JSC "ER-Telecom Holding"

🇷🇺

Org handle: ORG-RA21-RIPE

RIPE NCCallocated

Announced Prefixes (BGP)

155total

154 IPv41 IPv6

IPv4 Addresses

Allocated (RIR)139,520

Announced (BGP)265,472

IPv6 Addresses

Allocated (RIR)1.2×10²⁷

Announced (BGP)1.2×10²⁷

Prefix Limit (IPv4)

500

Prefix Limit (IPv6)

Country

🇷🇺 RU

RIR

RIPE NCC

Status

allocated

Allocated

2010-10-06

Announced Prefixes

(BGP)155

Prefix	RPKI	IRR	Last Seen
5.165.0.0/19	No ROA	RIPE	2026-10-11
5.165.0.0/22	No ROA	RIPE	2026-10-11
5.165.0.0/24	No ROA	-	2026-10-11
5.165.3.0/24	No ROA	-	2026-10-11
5.165.4.0/22	No ROA	RIPE	2026-10-11
5.165.8.0/22	No ROA	RIPE	2026-10-11
5.165.12.0/22	No ROA	RIPE	2026-10-11
5.165.16.0/22	No ROA	RIPE	2026-10-11
5.165.16.0/24	No ROA	-	2026-10-11
5.165.20.0/22	No ROA	RIPE	2026-10-11

1-10 of 155

1 / 16

Allocated Prefixes

(RIR)60

Prefix	Country	RIR	Status
77.223.64.0/19	🇷🇺 RU	RIPENCC	allocated
77.223.84.0/22	🇷🇺 RU	RIPE	assigned
79.136.168.0/22	🇷🇺 RU	RIPE	assigned
79.172.8.0/24	🇷🇺 RU	RIPENCC	allocated
80.83.240.0/20	🇷🇺 RU	RIPENCC	allocated
85.115.160.0/19	🇷🇺 RU	RIPENCC	allocated
85.115.185.0/24	🇷🇺 RU	RIPE	assigned
87.251.180.0/24	🇷🇺 RU	RIPE	assigned
88.85.192.0/19	🇷🇺 RU	RIPENCC	allocated
88.85.192.0/22	🇷🇺 RU	RIPE	assigned

1-10 of 60

1 / 6

All 155 announced prefixes of AS51604 →

BGP Neighbours

(seen in AS paths)

Upstreams (1)

Networks AS51604 hands its own prefixes to: transit providers, or peers at an exchange.

AS9049ERTH TRANSIT JSC "ER Telecom Holding"155

ASPA

No ASPA

Abuse Contact

+31205354444

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 AS51604 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/51604

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

curl -s "https://api.ipctl.io/v1/asn/51604" | jq