Home ASN LookupAS207728

AS207728 Virterion EUROHOSTER Ltd.

🇧🇬

Org handle: ORG-EL259-RIPE

Virterion LLC

RIPE NCCallocatedASPA Published

Announced Prefixes (BGP)

36total

34 IPv42 IPv6

IPv4 Addresses

Allocated (RIR)16,640

Announced (BGP)8,960

IPv6 Addresses

Allocated (RIR)6.3×10²⁹

Announced (BGP)2.4×10²⁴

Prefix Limit (IPv4)

100

Prefix Limit (IPv6)

Country

🇧🇬 BG

RIR

RIPE NCC

Status

allocated

Allocated

2019-12-06

Routing hygiene

Score 16/100 · Low risk

RPKI ROA coverage

88.9%

4 prefixes RPKI invalid

IRR route objects

100%

no origin mismatches

Hijack signals

0 announced against others' ROAs, 0 own announced by others

Upstreams

diversity 20/100

11% of announced prefixes (4 of 36) have no valid ROA, 4 of them RPKI invalid
Routes concentrated on one upstream (89% of routes)

Based on 36 announced prefixes, updated daily (2026-10-26). How the score works · RPKI explained

Announced Prefixes

(BGP)36

Prefix	RPKI	IRR	Last Seen
31.10.5.0/24	Valid	RIPE	2026-10-27
31.210.170.0/23	Valid	RIPE	2026-10-27
31.210.172.0/24	Valid	RIPE	2026-10-27
31.210.173.0/24	Valid	RIPE	2026-10-27
46.28.234.0/24	Valid	RIPE	2026-10-27
62.171.228.0/24	Valid	RIPE	2026-10-27
62.171.229.0/24	Valid	RIPE	2026-10-27
62.171.230.0/24	Valid	RIPE	2026-10-27
62.204.42.0/24	Valid	RIPE	2026-10-27
85.136.112.0/24	Valid	RIPE	2026-10-27

1-10 of 36

1 / 4

Allocated Prefixes

(RIR)46

Prefix	Country	RIR	Status
31.10.5.0/24	🇧🇬 BG	RIPENCC	allocated
31.210.170.0/23	🇧🇬 BG	RIPENCC	allocated
31.210.172.0/23	🇧🇬 BG	RIPENCC	allocated
31.210.172.0/24	🇳🇱 NL	RIPE	assigned
31.210.173.0/24	🇳🇱 NL	RIPE	assigned
46.28.234.0/24	🇧🇬 BG	RIPENCC	allocated
62.171.228.0/22	🇧🇬 BG	RIPENCC	allocated
62.171.228.0/24	🇳🇱 NL	RIPE	assigned
62.171.229.0/24	🇳🇱 NL	RIPE	assigned
62.171.230.0/24	🇳🇱 NL	RIPE	assigned

1-10 of 46

1 / 5

All 36 announced prefixes of AS207728 →

Upstream Providers(1)

ASN	Name
AS49981	🇳🇱WorldStream WorldStream B.V.

BGP Neighbours

(seen in AS paths)

Upstreams (2)

Networks AS207728 hands its own prefixes to: transit providers, or peers at an exchange.

AS49981WorldStream B.V32
AS52000MIRhosting B.V4

ASPA

Published1 upstream, 0 downstreams

Authorized Upstream Providers

AS49981

Expires 2026-10-28

View full ASPA details →

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
How to run an ASPA checkVerify the upstream providers listed above
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/207728

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

curl -s "https://api.ipctl.io/v1/asn/207728" | jq