# 23.21.238.164 — IP Intelligence Summary

23.21.238.164 is an IPv4 address operated by AMAZON-AES - Amazon.com, Inc., US (AS14618), with approximate network location Ashburn, United States. Its reverse DNS name is ec2-23-21-238-164.compute-1.amazonaws.com. As of November 14, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/23.21.238.164
- Last updated: 2026-11-14

## Ownership

- Organization: Amazon Data Services Northern Virginia
- Network name: AMAZON-IAD
- Allocated block: 23.20.0.0/14
- ASN: AS14618 (https://ipdebrief.com/asn/14618)
- Regional registry: ARIN
- Registered holder: Amazon Data Services Northern Virginia
- Routing operator: AMAZON-AES - Amazon.com, Inc., US
- Network registration country: —
- Registrant address country: United States
- Cloud / hosting provider: Amazon Web Services

## Location

- City: Ashburn
- Region: VA
- Country: United States
- Time zone: America/New_York

Approximate network location; registration and certificate addresses are not server-location evidence.

## Network classification

- Infrastructure type: Unknown
- Datacenter / hosting: no
- Residential: no
- Mobile: no
- Anycast: Unverified (not proof of unicast)
- Tor exit node: no
- VPN: no
- Proxy: no

## Risk assessment

- Assessment: Low Risk (0/100)
- Blocklist listings: 0
- Suspicious activity indicators: no
- Spam source: no

## Reverse DNS

- ec2-23-21-238-164.compute-1.amazonaws.com
- Forward-confirmed: yes

## Exposed services

- 443/tcp — https

## DNS posture

Mail authentication and CAA are optional domain policies, not IP-wide requirements.

- caa: Not found at queried name (com)
- spf: Not found at queried name (ec2-23-21-238-164.compute-1.amazonaws.com)
- dmarc: Not found at queried name (_dmarc.ec2-23-21-238-164.compute-1.amazonaws.com)
- dnssec: Unknown / lookup inconclusive (164.238.21.23.in-addr.arpa)
- fcrDns: Present / verified (ec2-23-21-238-164.compute-1.amazonaws.com)

- TLS probe 443 at 23.21.238.164: Certificate captured (captured)
- TLS probe 8443 at 23.21.238.164: Certificate not captured; current certificate unknown (unreachable)
## TLS observations

- CN=receive-lp1.dg.srv.nintendo.net, OU=Network & Information Systems Department, O="Nintendo Co., Ltd.", L=Minami-ku, S=Kyoto, C=JP; port 443; target 23.21.238.164; Within validity period when last observed; valid until 2041-11-02T14:48:16.0000000+00:00

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Source: IPDebrief, "23.21.238.164 IP intelligence", https://ipdebrief.com/23.21.238.164, updated 2026-11-14. Assessments are probabilistic.