# 104.28.159.145 — IP Intelligence Summary

104.28.159.145 is an IPv4 address operated by Cloudflare, Inc. (AS13335), geolocated to New York, United States. It belongs to datacenter or hosting infrastructure. As of October 6, 2026, IPDebrief rates it Low Risk (25/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/104.28.159.145
- Last updated: 2026-10-06

## Ownership

- Organization: Cloudflare, Inc.
- Network name: CLOUDFLARENET
- Allocated block: 104.16.0.0/12
- ASN: AS13335 (https://ipdebrief.com/asn/13335)
- Regional registry: ARIN

## Location

- City: New York
- Region: New York
- Country: United States
- Time zone: —

## Network classification

- Infrastructure type: CDN
- Datacenter / hosting: yes
- 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

## Analyst narrative

\# IP Intelligence Briefing: 104.28.159.145/32

**Classification:** Cloudflare CDN Edge Infrastructure

**Risk Assessment:** LOW RISK (Score: 25/100)

**Analysis Date:** July 28, 2026

\---

\## Executive Summary

IP address 104.28.159.145 is identified as Cloudflare CDN edge infrastructure operating within the 104.16.0.0/12 address block. The IP exhibits no malicious indicators and maintains a low-risk profile consistent with legitimate content delivery network operations. No immediate security action is required.

\---

\## Infrastructure Profile

**Ownership & Network:**

\- **Organization:** Cloudflare, Inc. (ASN 13335)

\- **Network Name:** CLOUDFLARENET

\- **CIDR Block:** 104.16.0.0/12

\- **RIR:** ARIN (Registration: US)

**Geolocation:**

\- **Country:** United States (US)

\- **Region/City:** New York, NY

\- **Coordinate Accuracy:** ±2,500 km radius

\- **Distance from Probe:** 5,968.4 km

**Network Role Classification:**

\- **Infrastructure Type:** CDN

\- **Connection Type:** Firewall / No Services

\- **Cloud Service:** Yes

\- **CDN Status:** Active (Confirmed)

\---

\## Threat Indicators

**Malicious Activity Status:**

\- **Threat Score:** 25/100 (Low Risk)

\- **Known Attacker:** No

\- **Tor Exit Node:** No

\- **Spam Source:** No

\- **Blacklist Count:** 0

**Campaign Correlation:**

\- **Known Campaigns:** None detected

\- **Certificate Matches:** 0

\- **Banner Matches:** 0

\- **Correlated IPs:** 0

**Control Plane Analysis:**

\- **Route Changes (30d):** 0

\- **Route Stability:** False (CDN edge node characteristic)

\- **DNSSEC Valid:** Yes

\- **DNSBL Listed:** 1 of 8 total lists

\- **Operator Risk Score:** 0.1304 (Minimal)

\---

\## Neighborhood Analysis (104.28.159.0/24)

**Subnet Risk Profile:**

\- **Abuse Density:** 0.1224 (12.24%)

\- **Classification:** Mostly Clean

\- **Inherited Risk Score:** 4/100

**Neighbor Distribution:**

\- **Total Siblings:** 49

\- **Active Siblings:** 31

\- **Threat Siblings:** 6

\- **Risk Distribution:**

\- High Risk: 0

\- Medium Risk: 17

\- Low Risk: 28

\---

\## Observational History

**Signal Timeline:** 15 observations recorded

\- **Recent Activity:** Consistent CDN infrastructure behavior

\- **Ownership Changes:** 0

\- **Threat Observation Count:** 0

\- **Persistent Malicious Behavior:** No

**Temporal Indicators:**

\- Threat persistence days: 0

\- Is persistently malicious: False

\- Historical stability: High (No ownership changes)

\---

\## Network Services & DNS

**Open Ports:** None detected (Firewalled edge node)

**TLS Certificate:** Not present (CDN edge characteristic)

**HTTP Services:** No banner/title detected

**Forward Resolution:** 0 (No reverse DNS records)

**Hosted Domains:** 0

**Email Authentication:** SPF/DMARC records not configured (CDN infrastructure)

\---

\## Recommended Actions

**Current Risk Profile:** LOW

**Recommended Actions:** None

**Justification:** This IP address represents legitimate Cloudflare CDN infrastructure. The low risk score (25), absence of threat indicators, and classification as CDN edge infrastructure indicate no malicious activity. No firewall rules or blocking actions are recommended.

**Note:** If this IP was previously flagged for suspicious activity, investigate whether the IP has been repurposed. The current profile shows standard CDN behavior with no service exposure typical of malicious infrastructure.

\---

\## Intelligence Conclusion

104.28.159.145 is legitimate Cloudflare CDN infrastructure with no evidence of malicious activity. The IP operates within a low-abuse-density subnet and exhibits standard CDN edge node characteristics including firewall-protected services, no open ports, and CDN-specific routing behavior. SOC analysts may treat this as trusted infrastructure for CDN-related traffic.

## Nearby addresses

- 104.28.159.2 (https://ipdebrief.com/104.28.159.2)
- 104.28.159.4 (https://ipdebrief.com/104.28.159.4)
- 104.28.159.7 (https://ipdebrief.com/104.28.159.7)
- 104.28.159.8 (https://ipdebrief.com/104.28.159.8)
- 104.28.159.17 (https://ipdebrief.com/104.28.159.17)
- 104.28.159.20 (https://ipdebrief.com/104.28.159.20)
- 104.28.159.21 (https://ipdebrief.com/104.28.159.21)
- 104.28.159.44 (https://ipdebrief.com/104.28.159.44)
- 104.28.159.45 (https://ipdebrief.com/104.28.159.45)
- 104.28.159.46 (https://ipdebrief.com/104.28.159.46)
- 104.28.159.47 (https://ipdebrief.com/104.28.159.47)
- 104.28.159.48 (https://ipdebrief.com/104.28.159.48)

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Source: IPDebrief, "104.28.159.145 IP intelligence", https://ipdebrief.com/104.28.159.145, updated 2026-10-06. Assessments are probabilistic.