Is IP address 1.123.131.1 dangerous?

Yes, 1.123.131.1 is considered dangerous with a threat level of 8/10. It has been reported 15 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 1.123.131.1?

IP address 1.123.131.1 is operated by Telstra Limited (ASN 1221) and is geolocated to AU. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 1.123.131.1?

Yes, blocking 1.123.131.1 is strongly recommended. With a threat level of 8/10 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 1.123.131.1?

Our threat assessment for 1.123.131.1 has a confidence score of 62%, based on 15 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

1.123.131.1

IPv4 Public

AS1221

Telstra Limited

15 Reports

Australia Location

Telstra Limited ASN 1221

15 Reports

Mixed Data Source

High Risk

IP 1.123.131.1 rated at threat level 8/10 based on 15 security reports.

Pattern analysis reveals concerning activity. Confidence: 62%.

More threatening than 86% of monitored IPs

Threat Categories

Brute-Force 14

WP Login Brute Force 1

Technical Details

Brute-force attacks systematically attempt password combinations against authentication systems.

Recommended Mitigations

Implement rate limiting, account lockout policies, multi-factor authentication, and fail2ban.

Reputable Network

This IP is hosted on a network (ASN 1221) with generally good reputation. The ISP Telstra Limited maintains standard security practices.

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

Security Recommendations

Monitor closely and consider blocking. Escalation potential detected.

Continue monitoring for emerging patterns.

Reputation Summary

Threat Level 8/10 High

Critical

Activity Frequency 5/10 Moderate

Confidence Score 22% Low Confidence

Confidence History

23. May 2026 - 1. Jun 2026

62% Current

Stable Trend

Date	Categories	Source	Confidence
1. Jun 2026	Brute-Force	Community	75%
31. May 2026	Brute-Force	Community	75%
30. May 2026	Brute-Force	Community	75%
30. May 2026	Brute-Force	Community	75%
29. May 2026	Brute-Force	Community	75%
29. May 2026	Brute-Force	Community	75%
28. May 2026	Brute-Force	Community	75%
27. May 2026	Brute-Force	Community	75%
26. May 2026	Brute-Force	Community	75%
25. May 2026	Brute-Force	Community	75%
25. May 2026	WP Login Brute Force	Honeypot	75%
25. May 2026	Brute-Force	Community	75%
24. May 2026	Brute-Force	Community	75%
24. May 2026	Brute-Force	Community	75%
23. May 2026	Brute-Force	Community	75%

Basic Information

IP Address: 1.123.131.1
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class A

Geolocation

Country: AU
ASN: AS1221
ISP: Telstra Limited

DNS Information

Reverse DNS: cpe-1-123-131-1.nb16.nsw.asp.telstra.net
PTR Record: Yes
Connection Type: Dynamic

Statistics

Total Reports: 15
First Reported: 23 May 2026
Last Reported: 1 Jun 2026, 20:31

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: AS1221

Organization: Telstra Limited

Country:

Network Threat Assessment

3/10

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

Network Statistics

Total IPs Monitored

Total Reports

2.3

Reports per IP

Network Context

This IP address belongs to Telstra Limited (AS1221), which manages 39 IP addresses in our monitoring system. Out of these, 88 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

86 %

Global Threat Ranking

This IP is more threatening than 86% of all IPs in our database.

High Threat Percentile

Global Comparison

Compared against 474,781 reported IPs worldwide

Threat Level 8/10 avg: 5.9 +

Total Reports 15 avg: 13 +

Network Comparison

Compared against 88 IPs in ASN 1221

Threat Level 8/10 network avg: 5.6 +

Total Reports 15 network avg: 5 ++

Network Telstra Limited has overall threat level 3/10

Geographic Comparison

Compared against 1,817 IPs in AU

Threat Level 8/10 country avg: 5.6 +

Total Reports 15 country avg: 7 ++

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

Peak Day 0 reports

Daily Average 0 reports/day

Most Active Monday 4 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

Brute-Force 14

WP Login Brute Force 1

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

Hourly Activity

Peak activity at 05:00 with 2 reports

Weekly Activity

Geographic Threat Distribution

438,416 threat incidents tracked globally • Last 24h: 96,773 Logs

FEED

Top Threat Sources

01

United States US

102,256 23.3%
02

Brazil BR

58,005 13.2%
03

India IN

57,640 13.1%
04

China CN

39,015 8.9%
05

Germany DE

12,055 2.7%
06

Pakistan PK

10,052 2.3%
07

Indonesia ID

9,447 2.2%
08

Singapore SG

9,192 2.1%
09

Russia RU

8,410 1.9%
10

France FR

7,413 1.7%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

7.1/10 Avg Threat

56% Avg Confidence

16 High Threat

High-risk network: Majority of related IPs are flagged

High Risk

Threat Categories

Technical Details

Recommended Mitigations

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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