asn.dev

Autonomous system

AS399077 TERAEXCH

Hosting ARIN

IPv4 addresses 129K 122 prefixes
IPv6 prefixes 10 counted as prefixes, not addresses
Countries 1 mostly US
Exchanges 8 recorded by PCH
Upstreams 13 3 downstream
Flagged prefixes 2 see address space

Interconnection

Peering at a glance

Full topology · Graph

Internet exchanges

Recorded at 8 exchanges in 4 countries, largest first.

ExchangeLocationTheir address
Equinix Internet Exchange SingaporeSingapore, Singapore27.111.230.66
Singapore Internet ExchangeSingapore, Singapore103.16.102.201
Equinix Internet Exchange Hong KongHong Kong, China2001:de8:7::39:9077:1
Equinix Internet Exchange San Jose (Bay Area)San Jose, United States206.223.117.163
Taipei Internet Exchange (TPIX)Taipei, Taiwan203.163.222.127
BroadBand Internet eXchange SingaporeSingapore, Singapore103.231.152.169
BroadBand Internet eXchange Hong KongHong Kong, China103.203.158.171
Equinix IBX SecaucusSecaucus, United States206.223.117.163

Transit providers

13 upstream, 3 downstream and 25 adjacent networks observed; most-used upstreams first.

ASNetworkPaths seen
AS3491PCCW Global (HK) Ltd.13,724
AS2914NTT America, Inc.8,350
AS6939Hurricane Electric LLC4,200
AS174Cogent Communications, LLC1,809
AS13335Cloudflare, Inc.520
AS24482SG.GS511
AS9002RETN Limited487
AS37989DCS1 Pte. Ltd.103

Exchange presence is recorded rather than inferred: the directory collected by Packet Clearing House (https://www.pch.net/ixp/data) on 2026-10-11, licensed CC BY-NC-SA 3.0. Transit is inferred from observed BGP paths, never declared by either party.

Address space

Summary

Shape and geography

IPv4 122 prefixes · 129K addresses IPv6 10 prefixes

CountryNamePrefixes
USUnited States of America132

Registry

Allocation record

ARIN · via Atlas (registry + RDAP)
Registry
ARIN
Handle
AS399077
Registry name
TERAEXCH
Registrant
Tcloudnet
Abuse contact
abuse@tcloudnet.net
Registered
2020-12-02
Last changed
2020-12-02
Allocation
assigned

Routing security

RPKI and IRR

Full detail
RPKI
60% valid · 312 valid, 212 with no ROA
ROAs
274 authorising AS399077
ASPA
no ASPA record
IRR
100% registered · 524 of 524 announcements
Route objects
425 naming AS399077

Reputation

Classification and threat

Hosting Datacenter or cloud provider. Addresses are servers, not people.

Spamhaus DROP

Not on ASN-DROP The network as a whole is not listed.

No DROP prefixes None of its announced space is on the DROP prefix list.

Spamhaus DROP ("Don't Route Or Peer") lists space and networks run by, or hijacked for, spam and cybercrime operations: 431 networks and 1,768 prefixes, as published 2026-10-12. A short, high-confidence list, so a match is worth taking seriously, and absence from it says little on its own.

FBI IC3

No IC3 indicators Nothing from the FBI IC3 feed.

IC3 threat data is alpha. Absence of an indicator is not evidence of good behaviour, only of absence from this one feed.

Elsewhere

Cross-check