AS205100 F3NETZE F3 Netze e.V.

🇩🇪

Org handle: ORG-FNE6-RIPE

RIPE NCCallocated

Announced Prefixes (BGP)

7total

1 IPv46 IPv6

IPv4 Addresses

Allocated (RIR)384

Announced (BGP)256

IPv6 Addresses

Allocated (RIR)7.9×10²⁸

Announced (BGP)3.1×10²⁶

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

RIR

Status

allocated

Allocated

2017-11-08

Announced Prefixes

(BGP)7

Prefix	RPKI	IRR	Last Seen
185.220.100.0/24	Valid	RIPE	-
2a0b:f4c0::/40	Valid	RIPE	-
2a0b:f4c0:100::/48	Valid	RIPE	-
2a0b:f4c0:16c::/48	Valid	RIPE	-
2a0b:f4c0:1a4::/48	Valid	RIPE	-
2a0b:f4c0:1b4::/48	Valid	RIPE	-
2a0b:f4c0:400::/48	Valid	RIPE	-

(RIR)12

Prefix	Country	RIR	Status
185.220.100.0/24	🇩🇪 DE	RIPE	assigned
185.220.100.128/26	🇩🇪 DE	RIPE	assigned
185.220.100.192/27	🇩🇪 DE	RIPE	assigned
185.220.100.224/28	🇩🇪 DE	RIPE	assigned
185.220.100.240/28	🇩🇪 DE	RIPE	assigned
2a0b:f4c0::/32	🇩🇪 DE	RIPE	assigned
2a0b:f4c0::/40	🇩🇪 DE	RIPE	assigned
2a0b:f4c0:100::/48	🇩🇪 DE	RIPE	assigned
2a0b:f4c0:16c::/48	🇩🇪 DE	RIPE	assigned
2a0b:f4c0:1a4::/48	🇩🇪 DE	RIPE	assigned

1-10 of 12

1 / 2

(seen in AS paths)

Networks AS205100 hands its own prefixes to: transit providers, or peers at an exchange.

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 AS205100 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/205100" | jq