Autonomous System
AS187 — DNSCAST-AS - DNScast(US)
Last fetched
AS187 is an Autonomous System operated by DNSCAST-AS - DNScast and registered in US. As of Wed, 20 May 2026 21:52:39 GMT, it announces 34 routed IP prefixes and peers with 1 other Autonomous System in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS187 announces 34 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
- 72.73.125.0/24
- 72.73.126.0/24
- 72.73.127.0/24
- 72.73.192.0/18
- 72.74.0.0/16
- 72.75.128.0/19
- 72.75.192.0/18
- 72.76.0.0/16
- 72.77.0.0/17
- 72.78.0.0/16
- 72.79.0.0/17
- 72.79.128.0/18
- 72.79.192.0/18
- 72.80.0.0/16
- 72.81.128.0/17
- 72.82.0.0/19
- 203.182.247.0/24
- 2001:1248:3b17::/48
- 2803:f10:821::/48
- 2803:f10:826::/48
- 2803:f10:828::/48
- 2803:f10:831::/48
- 2803:f10:833::/48
- 2803:f10:834::/48
- 2803:f10:835::/48
Peering ecosystem
1 distinct peers via BGP. The first 1 are listed below.
| Peer ASN | Operator | Country |
|---|---|---|
| AS42 | WOODYNET-1 - WoodyNet, Inc. | US |
Blast radius
Approximate count of dependent hostnames if AS187 disappeared from the routing table.
No dependent hostnames recorded for this network.Snapshot Wed, 20 May 2026 21:52:39 GMT.
MOAS / hijack watch
Prefixes routed by AS187 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 AS187 is unique to AS187 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS187.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS187"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS countryOr query Whisper from your own LLM workflow via the Whisper MCP server.