Autonomous System

AS12337 — NORIS-NETWORK IT Service Provider located in Nuernberg, Germany(DE)

Last fetched Thu, 21 May 2026 01:01:10 GMT

AS12337 is an Autonomous System operated by NORIS-NETWORK IT Service Provider located in Nuernberg, Germany and registered in DE. As of Thu, 21 May 2026 01:01:10 GMT, it announces 93 routed IP prefixes and peers with 34 other Autonomous Systems in the WhisperGraph BGP dataset.

Nutrition Label

Routing footprint

AS12337 announces 93 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.

Peering ecosystem

34 distinct peers via BGP. The first 34 are listed below.

Peer ASN	Operator	Country
AS174	COGENT-174 - Cogent Communications, LLC	US
AS209991	LAVEGO	DE
AS209891	QUARINET-AS	DE
AS209122	WCOAS1	DE
AS207248	VSQLOUD	DE
AS206915	MSGSERVICES	DE
AS206231	NETLOGIX	DE
AS205497	PAYBACK-DE-AS-1	DE
AS205100	F3NETZE	DE
AS204038	ADITSYSTEMS	DE
AS203777	CLOUDOPSERVE-AS	DE
AS200916	CLEB-AS	DE
AS61303	NETWAYS	DE
AS60955	WAVECON	DE
AS56636	CDNS-EUDC	DE
AS52158	BBRAIL	DE
AS48362	TKSWF-AS	AT
AS47897	RED	DE
AS47409	TPI-AS	DE
AS44880	NORIS-NETWORK-ASIA	DE
AS44833	VIRTNET	DE
AS34646	STEINKAMM	DE
AS34549	MEER-AS meerfarbig GmbH & Co. KG	DE
AS34460	PHOENIX-AS Sportplatzstr. 30	DE
AS33891	CORE-BACKBONE CORE-BACKBONE GMBH GLOBAL NETWORK	DE
AS25115	DIEHL-CORP-AS	DE
AS21433	ACCENTUREFSSC London DC	GB
AS20572	GIESECKE Prinzregentenstr. 159	DE
AS20546	SOPRADO-ANY	DE
AS5405	INTERDOTLINK powered by Inter.link	DE
AS3320	DTAG Internet service provider operations	DE
AS3223	VOXILITY	GB
AS2914	NTT-DATA-2914 - NTT America, Inc.	US
AS1299	TWELVE99 Arelion, fka Telia Carrier	SE

Blast radius

Approximate count of dependent hostnames if AS12337 disappeared from the routing table.

~1,330 hostnames depend on this network.Sampled from 10 prefixes, snapshot Thu, 21 May 2026 01:01:10 GMT.

MOAS / hijack watch

Prefixes routed by AS12337 that another Autonomous System also announces. A non-empty list is one of the strongest BGP-hijack signals available without active probes.

No active MOAS conflicts. Every prefix announced by AS12337 is unique to AS12337 in the current routing snapshot.

Threat posture

Pivot deeper into the graph from AS12337.

Cypher and MCP

Reproduce the headline metric directly against graph.whisper.security:

MATCH (a:ASN {name: "AS12337"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS country

Or query Whisper from your own LLM workflow via the Whisper MCP server.