# 99.77.129.35 — IP Intelligence Summary

99.77.129.35 is an IPv4 address operated by Amazon.com, Inc. (AS14618), geolocated to Ashburn, United States. As of November 2, 2026, IPDebrief rates it Low Risk (25/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/99.77.129.35
- Last updated: 2026-11-02

## Ownership

- Organization: Amazon.com, Inc.
- Network name: AMAZO-4
- Allocated block: 99.77.128.0/17
- ASN: AS14618 (https://ipdebrief.com/asn/14618)
- Regional registry: ARIN
- Cloud / hosting provider: Amazon Web Services

## Location

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

## Network classification

- Infrastructure type: Unknown
- Datacenter / hosting: no
- Residential: no
- Mobile: no
- Anycast: no
- Tor exit node: no
- VPN: no
- Proxy: no

## Risk assessment

- Assessment: Low Risk (25/100)
- Blocklist listings: 0
- Suspicious activity indicators: no
- Spam source: no

## Exposed services

- 443/tcp — https

## Analyst narrative

Intelligence Briefing: 99.77.129.35/32

The endpoint 99.77.129.35/32 was associated with Amazon.com, Inc. (AS14618) within the 99.77.128.0/17 CIDR block. Geolocation data placed the infrastructure in Ashburn, Virginia. Network analysis identified the address as a Web Server hosting HTTPS traffic on port 443. A TLS certificate subject CN=signal.m1.ue1.app.chime.aws was observed, linking the endpoint to Amazon Chime services.

Risk assessment classified the address as Low Risk with a score of 25. The neighborhood exhibited a clean classification with an abuse density of 0 and zero threat siblings. Control plane analysis indicated one DNSBL listing out of eight total lists checked. Behavioral telemetry recorded zero enumeration strikes, honeypot hits, or WAF violations.

Observation history recorded the IP as active between October 28, 2026, and November 2, 2026. Campaign likelihood remained low. Security recommendations advised monitoring due to the clean neighborhood classification and low severity rating.

## Nearby addresses

- 99.77.129.3 (https://ipdebrief.com/99.77.129.3)
- 99.77.129.11 (https://ipdebrief.com/99.77.129.11)
- 99.77.129.28 (https://ipdebrief.com/99.77.129.28)
- 99.77.129.31 (https://ipdebrief.com/99.77.129.31)
- 99.77.129.46 (https://ipdebrief.com/99.77.129.46)
- 99.77.129.51 (https://ipdebrief.com/99.77.129.51)
- 99.77.129.53 (https://ipdebrief.com/99.77.129.53)
- 99.77.129.60 (https://ipdebrief.com/99.77.129.60)
- 99.77.129.63 (https://ipdebrief.com/99.77.129.63)
- 99.77.129.87 (https://ipdebrief.com/99.77.129.87)
- 99.77.129.93 (https://ipdebrief.com/99.77.129.93)
- 99.77.129.123 (https://ipdebrief.com/99.77.129.123)

## Addresses sharing infrastructure

- 99.77.151.46 — Same TLS certificate (https://ipdebrief.com/99.77.151.46)
- 99.77.151.56 — Same TLS certificate (https://ipdebrief.com/99.77.151.56)

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Source: IPDebrief, "99.77.129.35 IP intelligence", https://ipdebrief.com/99.77.129.35, updated 2026-11-02. Assessments are probabilistic.