Home ASN LookupAS216006

AS216006 BLAZEHOST Vojtech Smrz

🇨🇿

Org handle: ORG-VS402-RIPE

RIPE NCCallocated

Announced Prefixes (BGP)

8total

6 IPv42 IPv6

IPv4 Addresses

Allocated (RIR)1,024

Announced (BGP)1,536

IPv6 Addresses

Allocated (RIR)2×10²⁵

Announced (BGP)2×10²⁵

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

🇨🇿 CZ

RIR

RIPE NCC

Status

allocated

Allocated

2026-03-03

Routing hygiene

Score 63/100 · High risk

RPKI ROA coverage

50%

4 prefixes RPKI invalid

IRR route objects

37.5%

4 prefixes registered for another origin

Hijack signals

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

Upstreams

diversity 66/100

Announces 2 prefixes that RPKI assigns to another network (possible hijack or misconfiguration)
50% of announced prefixes (4 of 8) have no valid ROA, 4 of them RPKI invalid
63% of announced prefixes (5 of 8) have no IRR route object for this ASN

Based on 8 announced prefixes, updated daily (2026-10-21). How the score works · RPKI explained

Announced Prefixes

(BGP)8

Prefix	RPKI	IRR	Last Seen
13.143.236.0/24	Valid	RIPE	2026-10-27
31.56.46.0/24	Invalid	-	2026-10-27
82.153.113.0/24MOAS	Invalid	-	2026-10-27
82.153.116.0/24	Invalid	-	2026-10-27
89.251.28.0/24MOAS	Invalid	-	2026-10-27
185.229.223.0/24	Valid	RIPE	2026-10-27
2a06:9801:c0::/48	Valid	-	2026-10-27
2a0f:6284:500::/44	Valid	RIPE	2026-10-27

Allocated Prefixes

(RIR)6

Prefix	Country	RIR	Status
13.143.236.0/24	🇨🇿 CZ	RIPE	assigned
31.56.46.0/24	🇪🇺 EU	RIPE	assigned
82.153.116.0/24	🇬🇧 GB	RIPE	assigned
185.229.223.0/24	🇨🇿 CZ	RIPE	assigned
2a06:9801:c0::/48	🇨🇿 CZ	RIPE	assigned
2a0f:6284:500::/44	🇨🇿 CZ	RIPE	assigned

All 8 announced prefixes of AS216006 →

BGP Neighbours

(seen in AS paths)

Upstreams (4)

Networks AS216006 hands its own prefixes to: transit providers, or peers at an exchange.

AS62403PLETX4
AS16019VODAFONE CZ Vodafone Czech Republic A.S2
AS6939Hurricane Electric1
AS30823AUROLOGIC1

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 AS216006 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/216006

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

curl -s "https://api.ipctl.io/v1/asn/216006" | jq