ABUSE.MOM
THREAT REPORT

IP Threat Report
77.63.80.28

ABUSE.MOM — BEHAVE OR GET EXPOSED

Generated: 2026-05-27 20:51:55
First seen: 2026-04-11 19:00:04
Last seen: 2026-04-11 19:00:04
70

⛔ Verdict: BLOCK

This IP address has been classified as a source of malicious automated activity. Threat score: 70/100. Total malicious requests observed: 1.

BURST
01

Geolocation & Classification

IP Address
77.63.80.28
Type
Mobile
Country
🇳🇱 Netherlands
City
Alphen aan den Rijn
ISP
KPN B.V
Organization
KPN Mobile The Netherlands B.V.
Autonomous System
AS1136 KPN B.V.
Hit Count
1
02

Detection Signatures

SignatureDescriptionPointsSeverity
Burst: 20 req / 2sAbnormally fast request rate — automated scanning+35
Burst: 33 req / 10sAbnormally fast request rate — automated scanning+35
Σ = 70
03

Observed Activity

Reconstructed HTTP requests from server access logs. Target domains redacted for security.

[redacted]
GET
/
200
[redacted]
GET
/page
200
Requests shown: 2 · HTTP 404: 0 · Dangerous patterns: 0

* Typical request patterns for detected signatures. Actual target domains are redacted.

04

Timeline

2026-04-11 19:00:04
First malicious request detected
IP entered monitoring from server access logs
During observation
Multiple detection signatures triggered
Burst: 20 req / 2s (+35), Burst: 33 req / 10s (+35)
2026-04-11 19:00:04
Last malicious request observed
Total score reached: 70/100
Next cycle
IP blocked — all subsequent requests denied (HTTP 403)
Added to blocklist automatically
05

Network Provider

KPN B.V
AS1136 · 🇳🇱 Netherlands
06

Recommendations

Actions taken & recommended

  • IP 77.63.80.28 is blocked at application level (HTTP 403)
  • Consider blocking at firewall level (iptables/CSF) to reduce server load
  • Report abuse to the network provider via their abuse contact
  • Ensure sensitive files (.env, .git, backups) are not accessible from the web

🌊 Flood / DDoS Mitigation

Implement limit_req_zone in nginx. Deploy CDN with DDoS protection. Configure SYN cookies and connection tracking to throttle 77.63.80.28.

09

Blacklist Status (DNSBL)

This IP was checked against major DNS-based blacklists used by mail servers and firewalls worldwide.

⛔ LISTED
zen.spamhaus.org
✓ Clean
dnsbl.sorbs.net
✓ Clean
ix.dnsbl.manitu.net
✓ Clean
dnsbl-1.uceprotect.net
✓ Clean
bl.spamcop.net
✓ Clean
b.barracudacentral.org
✓ Clean
truncate.gbudb.net
✓ Clean
psbl.surriel.com

Checked: Spamhaus, SpamCop, Barracuda, SORBS, CBL, UCEProtect. Results may change over time.

10

Threat Analysis

77.63.80.28 has been assigned a threat score of 70/100 (High). This classifies it as a high-severity threat. Proactive blocking is recommended for sensitive infrastructure.

The following attack categories were identified:

Request Flooding

📊 Threat Analysis

IP address 77.63.80.28 has been traced to Alphen aan den Rijn, Netherlands, operating on the network of KPN B.V. Our threat detection systems have flagged this address based on observed malicious behavior patterns. Our sensors captured 1 malicious requests from this address across a 1-day span, reflecting a sustained attack cadence of ~1 requests per day. This is a mobile network IP. While mobile addresses are typically shared via CGNAT, persistent malicious activity from this specific address suggests automated abuse. Rate-based attacks from this IP aim to overwhelm server resources through high-volume request flooding. Our records show 121 malicious IPs originating from Netherlands, positioning it as a significant contributor to global threat activity. A threat score of 70/100 places this IP in the high-risk category. Blocking at the firewall level is recommended.

11

Related Threats

🇳🇱 Top threats from Netherlands

185.184.192.251 (338)45.88.138.44 (320)45.82.64.236 (315)5.181.169.192 (313)157.22.73.141 (313)View all →

🏢 Same network: AS1136

77.160.59.136 (155)84.87.209.218 (103)37.251.16.163 (103)86.90.247.152 (103)86.81.103.109 (83)View all →
12

Security Intelligence

💡 DDoS Mitigation Approaches

Distributed denial of service attacks overwhelm infrastructure with traffic volume. Effective mitigation combines always-on traffic scrubbing, anycast network distribution, rate limiting, and the ability to quickly scale absorption capacity during attacks.

💡 Dark Web Intelligence Gathering

Monitoring dark web forums and marketplaces provides advance warning of planned attacks, leaked credentials, and compromised data. This intelligence feeds into proactive defense measures before attacks reach their targets.

🔍 Check Any IP Address

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