# 58.23.78.61 — IP Intelligence Summary 58.23.78.61 is an IPv4 address operated by QUAN ZHOU (AS4837), geolocated to Quanzhou, China. It belongs to a mobile network. As of September 13, 2026, IPDebrief rates it Moderate Risk (40/100); no anonymizing service was detected. - Canonical page: https://ipdebrief.com/58.23.78.61 - Last updated: 2026-09-13 ## Ownership - Organization: QUAN ZHOU - Network name: CNCGROUP-FJ-QUANZHOU-MAN - Allocated block: 58.23.64.0/19 - ASN: AS4837 (https://ipdebrief.com/asn/4837) - Regional registry: APNIC ## Location - City: Quanzhou - Region: Fujian - Country: China - Time zone: — ## Network classification - Infrastructure type: — - Datacenter / hosting: no - Residential: no - Mobile: yes - Anycast: no - Tor exit node: no - VPN: no - Proxy: no ## Risk assessment - Assessment: Moderate Risk (40/100) - Blocklist listings: 0 - Suspicious activity indicators: no - Spam source: no ## Analyst narrative \# Intelligence Briefing: IP 58.23.78.61 \## Executive Summary IP address 58.23.78.61 was assessed as moderate risk (score: 40/100) with no active threat indicators. The address is associated with China Unicom mobile carrier infrastructure in Fujian Province, China, and shows no evidence of malicious activity. \## Network Ownership & Classification The IP belongs to ASN 4837 (QUAN ZHOU / CNCGROUP-FJ-QUANZHOU-MAN) within the APNIC RIR region. Geographic location was inferred as Quanzhou, Fujian Province, China (country code: CN). The address is classified as mobile carrier infrastructure (China Unicom, MCC: 460, MNC: 01) using LTE/5G technology. \## Threat Profile \- **Risk Score:** 40 (Moderate) \- **Threat Indicators:** None detected \- **Blacklist Status:** No active blacklists \- **Known Attacker:** False \- **Tor Exit Node:** False \- **Spam Source:** False \- **Abuse Confidence Score:** Not applicable The control plane analysis showed route instability with the BGP prefix 58.22.0.0/15. The IP was listed on 2 of 8 DNSBLs. Operator score was rated minimal (0.1304). \## Service Analysis No open ports were detected. The IP is classified as "Firewalled / No Services" with no TLS certificates, HTTP titles, or server banners observed. DNS analysis showed no PTR hostnames and no forward resolution, consistent with a carrier-grade mobile IP address. \## Neighborhood Assessment The /24 subnet (58.23.78.0/24) contains 10 sibling IPs with an abuse density of 0. Risk distribution showed 3 medium-risk neighbors (score 40) and 6 low-risk neighbors (score 15-40). No high-risk neighbors were identified. The subnet classification remained "clean." \## Historical Observations Thirteen signal observations were recorded, with the most recent activity occurring on 2026-07-24. Observations included network classification, geolocation inference (confidence: 0.52), ownership data (confidence: 0.95), and subnet analysis (confidence: 0.75). No persistent malicious behavior was detected. Threat persistence days were 0, and the IP is not flagged as persistently malicious. \## Related Entities Three relationship records were identified, all pointing to the same network entity (CNCGROUP-FJ-QUANZHOU-MAN). No additional hostnames, organizations, or certificates were associated with this IP. \## Recommended Actions No specific firewall rules or security actions were recommended based on the current risk profile. The IP presents a moderate risk level primarily due to its mobile carrier classification and historical DNSBL listings, but no active exploitation indicators were observed. \--- **Analysis Date:** 2026-07-24 **Data Sources:** IPDebrief Intelligence Platform **Classification:** Standard Intelligence ## Nearby addresses - 58.23.78.52 (https://ipdebrief.com/58.23.78.52) - 58.23.78.63 (https://ipdebrief.com/58.23.78.63) - 58.23.78.99 (https://ipdebrief.com/58.23.78.99) - 58.23.78.127 (https://ipdebrief.com/58.23.78.127) - 58.23.78.129 (https://ipdebrief.com/58.23.78.129) - 58.23.78.131 (https://ipdebrief.com/58.23.78.131) - 58.23.78.139 (https://ipdebrief.com/58.23.78.139) - 58.23.78.163 (https://ipdebrief.com/58.23.78.163) - 58.23.78.173 (https://ipdebrief.com/58.23.78.173) - 58.23.78.176 (https://ipdebrief.com/58.23.78.176) - 58.23.78.190 (https://ipdebrief.com/58.23.78.190) - 58.23.78.215 (https://ipdebrief.com/58.23.78.215) --- Source: IPDebrief, "58.23.78.61 IP intelligence", https://ipdebrief.com/58.23.78.61, updated 2026-09-13. Assessments are probabilistic.