asn.dev

Autonomous system

AS63354 STLZOO - Saint Louis Zoo

Unclassified ARIN

IPv4 addresses 256 1 prefixes
IPv6 prefixes 0 counted as prefixes, not addresses
Countries 1 mostly US
Exchanges 0 recorded by PCH
Upstreams 1 0 downstream
Flagged prefixes 0 none

Summary

Saint Louis Zoo

United States of America · AI-generated

business zoo us

STLZOO is operated by Saint Louis Zoo.

What it's used for

  • The space carries internal network traffic for the zoo, identified by the netname ACC-ST-L442-175 and registrant ACC-ST LOUIS ZOO.
  • The AS announces a single IPv4 prefix, 207.243.175.0/24, comprising 256 addresses, with 1 observed neighbour.
  • Traffic from this AS consists of internal data for the zoo's facilities, staff, and visitor services within its 90-acre campus in Forest Park, St. Louis.

Notable

  • The RDAP registrant ACC-ST LOUIS ZOO aligns with the AS holder STLZOO and the secondary source identity of the Saint Louis Zoological Park.
  • The address inventory is a single /24 block, typical for a site-specific corporate or institutional network rather than a transit or access provider.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy. Source, and how to suggest an edit.

Interconnection

Peering at a glance

Full topology · Graph

Internet exchanges

No exchange port on file. Many exchanges publish no participant list, so this is not proof of absence.

Transit providers

1 upstream, 0 downstream and 1 adjacent networks observed; most-used upstreams first.

ASNetworkPaths seen
AS22677Charter Communications LLC61

Exchange presence is recorded rather than inferred: the directory collected by Packet Clearing House (https://www.pch.net/ixp/data) on 2026-11-08, 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 1 prefixes · 256 addresses IPv6 0 prefixes

CountryNamePrefixes
USUnited States of America1

Registry

Allocation record

ARIN · via Atlas (registry + RDAP)
Registry
ARIN
Handle
AS63354
Registry name
STLZOO
Registrant
Saint Louis Zoo
Abuse contact
jwalton@stlzoo.org
Registered
2014-12-16
Last changed
2014-12-16
Allocation
assigned

Routing security

RPKI and IRR

Full detail
RPKI
0% valid · 0 valid, 1 with no ROA
ROAs
0 authorising AS63354
ASPA
no ASPA record
IRR
100% registered · 1 of 1 announcements
Route objects
2 naming AS63354

Reputation

Classification and threat

Unclassified Not in the curated lists. Most of the ~80,000 allocated ASNs are not.

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: 455 networks and 1,854 prefixes, as published 2026-11-09. 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