Is IP address 156.57.209.172 dangerous?

Yes, 156.57.209.172 is considered dangerous with a threat level of 8/10. It has been reported 18 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 156.57.209.172?

IP address 156.57.209.172 is operated by Bell Canada (ASN 855) and is geolocated to CA. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 156.57.209.172?

Yes, blocking 156.57.209.172 is strongly recommended. With a threat level of 8/10 and 18 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 156.57.209.172?

Our threat assessment for 156.57.209.172 has a confidence score of 44%, based on 18 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

156.57.209.172

IPv4 Public

AS855

Bell Canada

18 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

Canada Location

Bell Canada ASN 855

18 Reports

Mixed Data Source

High Risk

IP 156.57.209.172 rated at threat level 8/10 based on 18 security reports.

Pattern analysis reveals concerning activity. Confidence: 44%.

More threatening than 89% of monitored IPs

Threat Categories

Brute-Force 13

WP Login Brute Force 7

Web App Attack 6

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.

Moderate Network Risk

The network hosting this IP (ASN 855, operated by Bell Canada) shows moderate threat indicators. Some concerning activity has been detected from neighboring addresses.

Consider the network context when assessing this individual IP.

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 0/10 Inactive

Confidence Score 44% Medium Confidence

Confidence History

2. Aug 2026 - 3. Sep 2026

44% Current

Stable Trend

Date	Categories	Source	Confidence
3. Sep 2026	Brute-Force	Community	75%
31. Aug 2026	Brute-Force	Community	75%
30. Aug 2026	Brute-Force Web App Attack	Honeypot	75%
30. Aug 2026	Brute-Force Web App Attack	Honeypot	75%
30. Aug 2026	Brute-Force Web App Attack	Honeypot	75%
25. Aug 2026	Brute-Force	Community	75%
23. Aug 2026	Brute-Force Web App Attack	Honeypot	75%
23. Aug 2026	Brute-Force Web App Attack	Honeypot	75%
23. Aug 2026	Brute-Force Web App Attack	Honeypot	75%
23. Aug 2026	WP Login Brute Force	Honeypot	75%
19. Aug 2026	WP Login Brute Force	Honeypot	75%
14. Aug 2026	WP Login Brute Force Brute-Force	Community	75%
14. Aug 2026	WP Login Brute Force	Honeypot	75%
13. Aug 2026	WP Login Brute Force Brute-Force	Community	75%
13. Aug 2026	WP Login Brute Force	Honeypot	75%
5. Aug 2026	Brute-Force	Community	75%
3. Aug 2026	Brute-Force	Community	75%
2. Aug 2026	WP Login Brute Force	Honeypot	75%

Basic Information

IP Address: 156.57.209.172
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class B

Geolocation

Country: CA
ASN: AS855
ISP: Bell Canada

DNS Information

Reverse DNS: crbknf0223w-156-57-209-172.dhcp-dynamic.fibreop.nl.bellaliant.net
PTR Record: Yes
Connection Type: Dynamic

Statistics

Total Reports: 18
First Reported: 2 Aug 2026
Last Reported: 3 Sep 2026, 01:52

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: AS855

Organization: Bell Canada

Country:

Network Threat Assessment

4/10

This network has low threat indicators with minimal suspicious activity.

Network Statistics

Total IPs Monitored

Total Reports

3.5

Reports per IP

Network Context

This IP address belongs to Bell Canada (AS855), which manages 2 IP addresses in our monitoring system. Out of these, 7 have been reported for suspicious activities, resulting in a network-wide threat level of 4/10.

Network notice: This network shows some suspicious activity patterns. Monitor interactions with IPs from this ASN.

Comparative Analysis

How this IP compares to others in our threat intelligence database

89 %

Global Threat Ranking

This IP is more threatening than 89% of all IPs in our database.

High Threat Percentile

Global Comparison

Compared against 834,895 reported IPs worldwide

Threat Level 8/10 avg: 6.3 +

Total Reports 18 avg: 9 ++

Network Comparison

Compared against 36 IPs in ASN 855

Threat Level 8/10 network avg: 6.1 +

Total Reports 18 network avg: 2 ++

Network Bell Canada has overall threat level 4/10

Geographic Comparison

Compared against 6,681 IPs in CA

Threat Level 8/10 country avg: 6.9 +

Total Reports 18 country avg: 11 ++

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

Peak Day 0 reports

Daily Average 0 reports/day

Most Active Sunday 8 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 13

WP Login Brute Force 7

Web App Attack 6

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

Hourly Activity

Peak activity at 00:00 with 3 reports

Weekly Activity

Geographic Threat Distribution

759,024 threat incidents tracked globally • Last 24h: 31,387 Logs

FEED

Top Threat Sources

01

United States US

148,598 19.6%
02

Brazil BR

111,918 14.7%
03

India IN

87,658 11.5%
04

China CN

46,154 6.1%
05

SC SC

29,254 3.9%
06

Germany DE

18,486 2.4%
07

Netherlands NL

18,051 2.4%
08

Pakistan PK

17,883 2.4%
09

Argentina AR

16,275 2.1%
10

Colombia CO

15,175 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

5.3/10 Avg Threat

17% Avg Confidence

1 High Threat

High Risk

Threat Categories

Technical Details

Recommended Mitigations

Moderate Network Risk

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