Is IP address 88.26.104.155 dangerous?

Yes, 88.26.104.155 is considered dangerous with a threat level of 8/10. It has been reported 4 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 88.26.104.155?

IP address 88.26.104.155 is operated by Telefonica De Espana S.a.u. (ASN 3352) and is geolocated to ES. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 88.26.104.155?

Yes, blocking 88.26.104.155 is strongly recommended. With a threat level of 8/10 and 4 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 88.26.104.155?

Our threat assessment for 88.26.104.155 has a confidence score of 38%, based on 4 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

88.26.104.155

IPv4 Public

AS3352

Telefonica De Espana S.a.u.

4 Reports

Is this your IP address? If the cause is fixed, you can request removal. Free of charge, usually decided within 48 hours. Request delisting

Spain Location

Telefonica De Espana S.a.... ASN 3352

4 Reports

Mixed Data Source

Substantial Risk

Threat level 8/10 for 88.26.104.155 based on 4 documented incidents.

Consistent suspicious behavior patterns. 38% confidence rating.

More threatening than 91% of monitored IPs

Threat Categories

SSH 4

Brute-Force 3

Technical Details

SSH attacks attempt to gain server access through password guessing or exploitation of SSH vulnerabilities.

Recommended Mitigations

Use key-based authentication, change default ports, implement fail2ban, and disable root login.

Behavioral Analysis

Activity Pattern: Consistent Activity

Steady malicious activity over 2 days indicates persistent threat actor operations.

First Observed 20. October 2026

Last Activity 22. October 2026

Recent (7 days) 3 incidents

Reputable Network

This IP is hosted on a network (ASN 3352) with generally good reputation. The ISP Telefonica De Espana S.a.u. maintains standard security practices.

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

Security Recommendations

Configure firewall rules and intrusion detection alerts.

Long-term blocking recommended.

Reputation Summary

Threat Level 8/10 High

Critical

Activity Frequency 1/10 Very Low

Confidence Score 37% Medium Confidence

Confidence History

31. Aug 2026 - 22. Oct 2026

38% Current

Stable Trend

Date	Categories	Source	Confidence
22. Oct 2026	SSH Brute-Force	Community	75%
21. Oct 2026	SSH Brute-Force	Community	75%
20. Oct 2026	SSH Brute-Force	Community	75%
31. Aug 2026	SSH	Honeypot	75%

Basic Information

IP Address: 88.26.104.155
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class A

Geolocation

Country: ES
ASN: AS3352
ISP: Telefonica De Espana S.a.u.

DNS Information

Reverse DNS: 155.red-88-26-104.staticip.rima-tde.net
PTR Record: Yes
Connection Type: Dynamic

Statistics

Total Reports: 4
First Reported: 31 Aug 2026
Last Reported: 22 Oct 2026, 21:36

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: AS3352

Organization: Telefonica De Espana S.a.u.

Country:

Network Threat Assessment

1/10

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

Network Statistics

Total IPs Monitored

2,312

Total Reports

64.2

Reports per IP

Network Context

This IP address belongs to Telefonica De Espana S.a.u. (AS3352), which manages 36 IP addresses in our monitoring system. Out of these, 2,312 have been reported for suspicious activities, resulting in a network-wide threat level of 1/10.

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

91 %

Global Threat Ranking

This IP is more threatening than 91% of all IPs in our database.

Top 10% Most Dangerous

Global Comparison

Compared against 1,234,408 reported IPs worldwide

Threat Level 8/10 avg: 6.0 +

Total Reports 4 avg: 7 -

Network Comparison

Compared against 434 IPs in ASN 3352

Threat Level 8/10 network avg: 5.9 +

Total Reports 4 network avg: 7 -

Network Telefonica De Espana S.a.u. has overall threat level 1/10

Geographic Comparison

Compared against 3,970 IPs in ES

Threat Level 8/10 country avg: 6.2 +

Total Reports 4 country avg: 5 =

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

Peak Day 20 Oct 2026 1 reports

Daily Average 0.1 reports/day

Most Active Monday 1 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

SSH 4

Brute-Force 3

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

Hourly Activity

Peak activity at 04:00 with 1 reports

Weekly Activity

Geographic Threat Distribution

1,126,480 threat incidents tracked globally • Last 24h: 30,972 Logs

FEED

Top Threat Sources

01

Brazil BR

254,258 22.6%
02

United States US

191,428 17%
03

India IN

96,084 8.5%
04

China CN

48,185 4.3%
05

Argentina AR

41,089 3.6%
06

SC SC

29,349 2.6%
07

Mexico MX

26,655 2.4%
08

Russia RU

25,480 2.3%
09

Colombia CO

23,710 2.1%
10

Germany DE

20,942 1.9%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

8.4/10 Avg Threat

41% Avg Confidence

19 High Threat

High-risk network: Majority of related IPs are flagged

Substantial Risk

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

Analyzed high-risk IP addresses