Is IP address 37.66.58.168 dangerous?

Yes, 37.66.58.168 is considered dangerous with a threat level of 10/10. It has been reported 15 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 37.66.58.168?

IP address 37.66.58.168 is operated by Societe Francaise Du Radiotelephone - SFR SA (ASN 15557) and is geolocated to FR. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 37.66.58.168?

Yes, blocking 37.66.58.168 is strongly recommended. With a threat level of 10/10 and 15 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 37.66.58.168?

Our threat assessment for 37.66.58.168 has a confidence score of 94%, based on 15 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

37.66.58.168

IPv4 Public

AS15557

Societe Francaise Du Radiotelephone - SFR SA

15 Reports

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France Location

Societe Francaise Du Radi... ASN 15557

15 Reports

Honeypot Data Source

Extreme Threat

IP 37.66.58.168 classified at threat level 10/10 with 15 documented attacks.

Advanced threat indicators confirmed with 94% certainty.

More threatening than 100% of monitored IPs

Threat Categories

IoT Targeted 15

Hacking 1

Technical Details

IoT-targeted attacks exploit weak security in smart devices, cameras, routers, and other connected devices.

Recommended Mitigations

Segment IoT networks, update device firmware, change default credentials, and disable UPnP.

Behavioral Analysis

Activity Pattern: Consistent Activity

Steady malicious activity over less than a day indicates persistent threat actor operations.

First Observed 3. October 2026

Last Activity 3. October 2026

Recent (7 days) 15 incidents

Reputable Network

This IP is hosted on a network (ASN 15557) with generally good reputation. The ISP Societe Francaise Du Radiotelephone - SFR SA maintains standard security practices.

The malicious activity may represent an isolated compromised system rather than systematic abuse.

Security Recommendations

Proactive blocking essential. Significant operational risk detected.

Long-term blocking recommended.

Reputation Summary

Threat Level 10/10 Critical

Critical

Activity Frequency 6/10 Moderate

Confidence Score 94% Verified

Confidence History

3. Oct 2026

94% Current

Stable Trend

Date	Categories	Source	Confidence
3. Oct 2026	IoT Targeted	Honeypot	75%
3. Oct 2026	IoT Targeted	Honeypot	75%
3. Oct 2026	IoT Targeted	Honeypot	75%
3. Oct 2026	IoT Targeted	Honeypot	75%
3. Oct 2026	IoT Targeted	Honeypot	75%
3. Oct 2026	IoT Targeted	Honeypot	75%
3. Oct 2026	IoT Targeted	Honeypot	75%
3. Oct 2026	IoT Targeted	Honeypot	75%
3. Oct 2026	IoT Targeted	Honeypot	75%
3. Oct 2026	IoT Targeted	Honeypot	75%
3. Oct 2026	IoT Targeted	Honeypot	75%
3. Oct 2026	IoT Targeted	Honeypot	75%
3. Oct 2026	IoT Targeted	Honeypot	75%
3. Oct 2026	IoT Targeted	Honeypot	75%
3. Oct 2026	IoT Targeted Hacking	Honeypot x2	75%

Basic Information

IP Address: 37.66.58.168
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class A

Geolocation

Country: FR
ASN: AS15557
ISP: Societe Francaise Du Radiotelephone - SFR SA

DNS Information

Reverse DNS: 168.58.66.37.rev.sfr.net
PTR Record: Yes
Connection Type: Dynamic

Statistics

Total Reports: 15
First Reported: 3 Oct 2026
Last Reported: 3 Oct 2026, 22:40

Network Reputation

Analysis of the entire network (ASN) that this IP address belongs to, providing context about the hosting provider and network-wide threat patterns.

Network Identity

ASN: AS15557

Organization: Societe Francaise Du Radiotelephone - SFR SA

Country:

Network Threat Assessment

3/10

This network appears to be relatively clean with very low threat indicators.

Network Statistics

Total IPs Monitored

618

Total Reports

24.7

Reports per IP

Network Context

This IP address belongs to Societe Francaise Du Radiotelephone - SFR SA (AS15557), which manages 25 IP addresses in our monitoring system. Out of these, 618 have been reported for suspicious activities, resulting in a network-wide threat level of 3/10.

Network status: This network appears to be well-maintained with low threat indicators.

Comparative Analysis

How this IP compares to others in our threat intelligence database

100 %

Global Threat Ranking

This IP is more threatening than 100% of all IPs in our database.

Top 10% Most Dangerous

Global Comparison

Compared against 832,725 reported IPs worldwide

Threat Level 10/10 avg: 6.3 ++

Total Reports 15 avg: 9 ++

Network Comparison

Compared against 727 IPs in ASN 15557

Threat Level 10/10 network avg: 5.7 ++

Total Reports 15 network avg: 3 ++

Network Societe Francaise Du Radiotelephone - SFR SA has overall threat level 3/10

Geographic Comparison

Compared against 12,203 IPs in FR

Threat Level 10/10 country avg: 6.7 +

Total Reports 15 country avg: 22 -

Daily report activity over the last 30 days showing patterns and peaks.

Peak Day 3 Oct 2026 15 reports

Daily Average 0.5 reports/day

Most Active Saturday 15 reports

Evolution of threat level over time based on reported categories and frequency.

Initial Threat 6/10

Current Threat 6/10

Distribution of threat categories reported over time.

Top Threat Categories

IoT Targeted 15

Hacking 1

Activity patterns showing when this IP is most active during the day and week.

Hourly Activity

Peak activity at 22:00 with 6 reports

Weekly Activity

Geographic Threat Distribution

756,884 threat incidents tracked globally • Last 24h: 29,742 Logs

FEED

Top Threat Sources

01

United States US

148,134 19.6%
02

Brazil BR

111,841 14.8%
03

India IN

87,172 11.5%
04

China CN

46,061 6.1%
05

SC SC

29,252 3.9%
06

Germany DE

18,369 2.4%
07

Netherlands NL

17,978 2.4%
08

Pakistan PK

17,806 2.4%
09

Argentina AR

16,266 2.1%
10

Colombia CO

15,169 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

IPs from the same Autonomous System (AS) network provider.

20 Related IPs

9.4/10 Avg Threat

54% Avg Confidence

20 High Threat

High-risk network: Majority of related IPs are flagged

Extreme Threat

Threat Categories

Technical Details

Recommended Mitigations

Behavioral Analysis

Reputable Network

Security Recommendations

Basic Information

Geolocation

DNS Information

Statistics

Network Reputation

Network Identity

Network Threat Assessment

Network Statistics

Network Context

Global Threat Ranking

Top Threat Categories

Hourly Activity

Weekly Activity

FEED

Top Threat Sources

JSON Report

Firewall Rules

iptables / netfilter

UFW (Ubuntu)

Windows Firewall

Cloudflare

nginx

Apache .htaccess

PDF Report

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