Pantheon

PANTHEON
Data as of 2026-08-30
Registry
Cluster stats
Netblocks4 · 528 IPv4 addresses
All fragments 16 blocks across 8 clusters
Cluster ID233995167
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution Registry record
Shared handles clustered on 17 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (4)

⬇ export CSV
CIDR Org name Registry Status Confidence
23.185.0.0/24 Pantheon ARIN DIRECT ALLOCATION ● high
49.143.233.0/29 PANTHEON APNIC ASSIGNED NON-PORTABLE ● high
195.11.107.16/29 PANTHEON RIPE ASSIGNED PA ● low
212.153.7.0/24 PANTHEON RIPE ASSIGNED PA ● low

Domains hosted in this network

what's this?
criteo.com iterable.com bazaarvoice.com cxense.com docker.com arity.com foresee.com confirmit.com upenn.edu symphony.com five9.com ucdavis.edu rpi.edu utoronto.ca utexas.edu enphaseenergy.com postie.com forcepoint.net cam.ac.uk umn.edu

Network trust

what's this?
RPKI hygiene: C how networks compare →
50.0% of checked blocks have valid RPKI ROA coverage (2 of 4)
Possible discrepancies (1)

These blocks are registered to PANTHEON but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

23.185.0.0/24 /24 authorized for AS54113 — Fastly, Inc.

NIC Handles

AQ146-AP CALLA216-ARIN CALLA216-ARIN CALLA216-ARIN CALLA216-ARIN DTS41-ARIN DTS41-ARIN DTS41-ARIN DUMY-RIPE DUMY-RIPE JT906-AP JT906-AP +5 more