Is b.ads1.msn.com malicious?

Domain reputation report for b.ads1.msn.com: blocklist detections, WHOIS, DNS security posture and threat intelligence, aggregated from 100+ sources.

b.ads1.msn.com is listed on 42 threat intelligence sources

Detected by 42 threat intelligence sources in the isMalicious dataset — review before trusting this domain.

Threat verdict

VerdictListed on blocklists

Appears on threat intelligence blocklists — treat with caution.

Blocklist detections42 sources
Categoriescrypto, ads, malware, phishing, spyware, child-protection, telemetry
Confidence score100/100

Aggregated confidence across the sources reporting this indicator.

First seen2026-04-05
Last updated2026-04-05

Security posture

Email security (SPF / DMARC / DKIM)SPF ✗ · DMARC ✗ · DKIM ✗

Detections

  • Blocklist Project - Crypto List.txtcrypto
  • Blocklist Project - Ads List.txtads
  • Blocklist Project - Everything List.txt
  • Seb Sauvage - Hostsmalware
  • Hyder365 - Combined.txtphishing
  • 13MrBlackCat13 - Malicious Domains.txtmalware
  • Someonewhocares - Hostsphishing
  • Steven Black - Hostsphishing
  • Anudeep ND - Adservers.txtads
  • Crazy Max - Spy.txtspyware
  • Hectorm - Hmirror - Adaway.orgads
  • Codeberg Org - Blocklist.txtmalware
  • Hectorm - Hmirror - Anudeepnd-adserversads
  • Hectorm - Hmirror - Someonewhocares.orgphishing
  • Hectorm - Hmirror - Winhelp2002.mvps.orgphishing
  • AdAway Hostsads
  • MVPS Hostsads
  • Firebog - Neohostsbasicmalware
  • 1Hosts Lite – balanced hosts fileads
  • 1Hosts Xtra – aggressive hosts filemalware
  • NoTracking Hostnames – combined hosts fileads
  • DeveloperDan Ads & Tracking (extended)ads
  • GoodByeAds Main – ads, tracking & malwareads
  • ph00lt0 Blocklist – stats, analytics, lottery & adsads

+18 more sources in the full report.

Threat categories