Autonomous System
AS6421 — AS6421 - TATA COMMUNICATIONS (AMERICA) INC(US)
Last fetched
AS6421 is an Autonomous System operated by AS6421 - TATA COMMUNICATIONS (AMERICA) INC and registered in US. As of Fri, 04 Sep 2026 00:00:53 GMT, it announces 38 routed IP prefixes and peers with 11 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS6421 announces 38 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
- 103.16.252.0/23
- 103.16.254.0/23
- 116.0.66.0/24
- 138.104.230.0/24
- 138.104.231.0/24
- 180.87.13.0/24
- 180.87.29.0/24
- 180.87.68.0/24
- 180.87.91.0/24
- 180.87.92.0/24
- 180.87.115.0/24
- 180.87.119.0/24
- 180.87.120.0/24
- 180.87.121.0/24
- 180.87.122.0/24
- 180.87.124.0/24
- 180.87.126.0/24
- 180.87.127.0/24
- 180.87.138.0/24
- 180.87.139.0/24
- 180.87.140.0/24
- 180.87.141.0/24
- 180.87.152.0/24
- 180.87.153.0/24
- 180.87.190.0/24
Peering ecosystem
11 distinct peers via BGP. The first 11 are listed below.
| Peer ASN | Operator | Country |
|---|---|---|
| AS10146 | FORD-MOTOR-CO-SG-AP - Ford Motor Company | SG |
| AS10794 | BANKAMERICA - Bank of America, National Association | US |
| AS14630 | INVESCO - Invesco Group Services, Inc. | US |
| AS34414 | NOKIA-APAC - Nokia Oyj | FI |
| AS35280 | F5 - F5 Networks SARL | FR |
| AS4766 | KIXS-AS-KR-KR - Korea Telecom | KR |
| AS56043 | PEPSI-AS-AP - PEPSICO INTERNATIONAL PTE. LTD. | SG |
| AS6453 | AS6453 - TATA COMMUNICATIONS (AMERICA) INC | US |
| AS6939 | HURRICANE - Hurricane Electric LLC | US |
| AS7474 | OPTUSCOM-AS01-AU - SingTel Optus Pty Ltd | AU |
| AS9507 | NEXTHOP-AS-AP - NextHop Pty Ltd | AU |
Blast radius
Count of dependent hostnames if AS6421 disappeared from the routing table.
Blast radius: Computing — check back later. The precompute pipeline refreshes this panel within a few days.
MOAS / hijack watch
Prefixes routed by AS6421 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 AS6421 is unique to AS6421 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS6421.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS6421"})-[: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.