# 54.91.187.191 — IP Intelligence Summary

54.91.187.191 is an IPv4 address operated by AMAZON-AES - Amazon.com, Inc., US (AS14618), with approximate network location Ashburn, United States. It belongs to datacenter or hosting infrastructure with reverse DNS name ec2-54-91-187-191.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/54.91.187.191
- Last updated: 2026-11-14

## Ownership

- Organization: Amazon Data Services Northern Virginia
- Network name: AMAZON-IAD
- Allocated block: 54.90.0.0/15
- 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: United States
- Registrant address country: —
- 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: CloudCompute
- Datacenter / hosting: yes
- 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

- ec2-54-91-187-191.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: Unknown / lookup inconclusive (api.stores.us-east-1.prod.paets.advertising.amazon.dev, ec2-54-91-187-191.compute-1.amazonaws.com)
- dmarc: Unknown / lookup inconclusive (_dmarc.api.stores.us-east-1.prod.paets.advertising.amazon.dev, _dmarc.ec2-54-91-187-191.compute-1.amazonaws.com)
- dnssec: Unknown / lookup inconclusive (191.187.91.54.in-addr.arpa)
- fcrDns: Unknown / lookup inconclusive (ec2-54-91-187-191.compute-1.amazonaws.com)

## TLS observations

- CN=api.stores.us-east-1.prod.paets.advertising.amazon.dev; port unknown; target —; Historical certificate; current certificate unknown; valid until 2027-03-24T23:59:59.0000000+00:00

## Addresses sharing infrastructure

- 3.92.98.203 — Same TLS certificate (https://ipdebrief.com/3.92.98.203)
- 3.210.13.137 — Same TLS certificate (https://ipdebrief.com/3.210.13.137)
- 3.216.4.32 — Same TLS certificate (https://ipdebrief.com/3.216.4.32)
- 13.216.170.10 — Same TLS certificate (https://ipdebrief.com/13.216.170.10)
- 32.194.191.182 — Same TLS certificate (https://ipdebrief.com/32.194.191.182)
- 34.192.37.49 — Same TLS certificate (https://ipdebrief.com/34.192.37.49)
- 34.192.95.98 — Same TLS certificate (https://ipdebrief.com/34.192.95.98)
- 34.202.241.184 — Same TLS certificate (https://ipdebrief.com/34.202.241.184)
- 44.213.39.19 — Same TLS certificate (https://ipdebrief.com/44.213.39.19)
- 44.214.76.58 — Same TLS certificate (https://ipdebrief.com/44.214.76.58)
- 50.16.227.21 — Same TLS certificate (https://ipdebrief.com/50.16.227.21)
- 52.6.116.147 — Same TLS certificate (https://ipdebrief.com/52.6.116.147)

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Source: IPDebrief, "54.91.187.191 IP intelligence", https://ipdebrief.com/54.91.187.191, updated 2026-11-14. Assessments are probabilistic.