asn.dev

Autonomous system

AS18978 ENZUINC-

Hosting APNIC Content

IPv4 addresses 150K 83 prefixes
IPv6 prefixes 25 counted as prefixes, not addresses
Countries 1 mostly US
Exchanges 8 recorded by PCH
Upstreams 17 3 downstream
Flagged prefixes 0 none

Interconnection

Peering at a glance

Full topology · Graph

Internet exchanges

Recorded at 8 exchanges in 2 countries, largest first.

ExchangeLocationTheir address
Coresite - Any2 WestLos Angeles, United States206.72.210.3
Any2 CaliforniaLos Angeles, United States206.72.210.3
JPIX TokyoTokyo, Japan210.171.225.184
Equinix Internet Exchange DallasDallas, United States206.223.119.30
FL-IX - The Florida Internet Exchange / Community IX - FloridaMiami, United States206.41.108.35
Equinix Internet Exchange TokyoTokyo, Japan2001:de8:5::1:8978:1
Detroit Internet ExchangeDetroit, United States209.124.52.87
DE-CIX ChicagoChicago, United States149.112.11.20

Transit providers

17 upstream, 3 downstream and 31 adjacent networks observed; most-used upstreams first.

ASNetworkPaths seen
AS174Cogent Communications, LLC2,274
AS3257GTT Communications Inc.1,603
AS6939Hurricane Electric LLC729
AS137409GSL Networks Pty LTD613
AS6762TELECOM ITALIA SPARKLE S.p.A.612
AS3491PCCW Global (HK) Ltd.155
AS24482SG.GS75
AS3303Swisscom (Schweiz) AG72

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 83 prefixes · 150K addresses IPv6 25 prefixes

CountryNamePrefixes
USUnited States of America108

Registry

Allocation record

APNIC · via Atlas (registry + RDAP)
Registry
APNIC
Handle
AS18978
Registry name
ENZUINC-US
Registrant
Enzu Inc
Abuse contact
abuse@scalabledns.com
Registered
2011-01-04
Last changed
2016-05-24
Allocation
assigned

Declared

PeeringDB profile

self-reported
Name
Enzu Inc.
Network type
Content
Scope
Global
Traffic ratio
Mostly Outbound
Peering policy
Open
IRR as-set
AS18978:AS-ALL
Present at
7 exchanges
Facilities
50 facilities
Website
http://www.enzu.com

PeeringDB records are maintained by the network operator and are not independently verified. Treat them as a statement of intent rather than of fact. For the observed and recorded view, see peering, which lists the exchanges Packet Clearing House has a port on file for.

Routing security

RPKI and IRR

Full detail
RPKI
26% valid · 31 valid, 85 with no ROA 1 RPKI-invalid
ROAs
40 authorising AS18978
ASPA
no ASPA record
IRR
97% registered · 113 of 117 announcements
Route objects
226 naming AS18978

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