Source of forged email spoofing our domain in the From header (DMARC fail, no valid DKIM/SPF), sent ...
show moreSource of forged email spoofing our domain in the From header (DMARC fail, no valid DKIM/SPF), sent via Google Cloud container infrastructure. Quarantined by recipient. Part of an ongoing spoofing campaign.
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Source of forged email spoofing our domain in the From header (DMARC fail, no valid DKIM/SPF), sent ...
show moreSource of forged email spoofing our domain in the From header (DMARC fail, no valid DKIM/SPF), sent via Google Cloud container infrastructure. Quarantined by recipient. Part of an ongoing spoofing campaign.
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Source of forged email spoofing our domain in the From header (DMARC fail, no valid DKIM/SPF), sent ...
show moreSource of forged email spoofing our domain in the From header (DMARC fail, no valid DKIM/SPF), sent via Google Cloud container infrastructure. Quarantined by recipient. Part of an ongoing spoofing campaign.
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Source of forged email spoofing our domain in the From header (DMARC fail, no valid DKIM/SPF), sent ...
show moreSource of forged email spoofing our domain in the From header (DMARC fail, no valid DKIM/SPF), sent via Google Cloud container infrastructure. Quarantined by recipient. Part of an ongoing spoofing campaign.
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Source of forged email spoofing our domain in the From header (DMARC fail, no valid DKIM/SPF), sent ...
show moreSource of forged email spoofing our domain in the From header (DMARC fail, no valid DKIM/SPF), sent via Google Cloud container infrastructure. Quarantined by recipient. Part of an ongoing spoofing campaign.
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Source of forged email spoofing our domain in the From header (DMARC fail, no valid DKIM/SPF), sent ...
show moreSource of forged email spoofing our domain in the From header (DMARC fail, no valid DKIM/SPF), sent via Google Cloud container infrastructure. Quarantined by recipient. Part of an ongoing spoofing campaign
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Source of forged email spoofing our domain in the From header (DMARC fail, no valid DKIM/SPF), sent ...
show moreSource of forged email spoofing our domain in the From header (DMARC fail, no valid DKIM/SPF), sent via Google Cloud container infrastructure. Quarantined by recipient. Part of an ongoing spoofing campaign.
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GCE-hosted spoofing toolkit (AS396982, us-central1) sending email with header_from spoofed to fuzweb ...
show moreGCE-hosted spoofing toolkit (AS396982, us-central1) sending email with header_from spoofed to fuzweb.com, DKIM absent, SPF auth on RFC1918 10.88.0.4 (Docker/container bridge),
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ISP range sending email with header_from spoofed to fuzweb.com, DKIM absent, SPF fail (spf_domain=gm ...
show moreISP range sending email with header_from spoofed to fuzweb.com, DKIM absent, SPF fail (spf_domain=gmail.com β Gmail-origin botnet), quarantined by Mail.Ru DMARC policy p=quarantine
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sending email with header_from spoofed to fuzweb.com, DKIM absent, SPF fail (spf_domain=gmail.com β ...
show moresending email with header_from spoofed to fuzweb.com, DKIM absent, SPF fail (spf_domain=gmail.com β Gmail-origin botnet), quarantined by Mail.Ru DMARC policy p=quarantine
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sending email with header_from spoofed to fuzweb.com, DKIM absent, SPF fail (spf_domain=gmail.com β ...
show moresending email with header_from spoofed to fuzweb.com, DKIM absent, SPF fail (spf_domain=gmail.com β Gmail-origin botnet), quarantined by Mail.Ru DMARC policy p=quarantine
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ending email with header_from spoofed to fuzweb.com, DKIM absent, SPF fail (spf_domain=gmail.com β G ...
show moreending email with header_from spoofed to fuzweb.com, DKIM absent, SPF fail (spf_domain=gmail.com β Gmail-origin botnet), quarantined by Mail.Ru DMARC policy
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IP in Russian residential ISP range sending email with header_from spoofed to fuzweb.com, DKIM absen ...
show moreIP in Russian residential ISP range sending email with header_from spoofed to fuzweb.com, DKIM absent, SPF fail (spf_domain=gmail.com β Gmail-origin botnet)
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IP sending email with header_from spoofed to fuzweb.com, DKIM absent, SPF fail (spf_domain=fuzweb.co ...
show moreIP sending email with header_from spoofed to fuzweb.com, DKIM absent, SPF fail (spf_domain=fuzweb.com, result fail), quarantined by Google DMARC policy p=quarantine β
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sending email with header_from spoofed to fuzweb.com, DKIM absent, SPF fail (spf_domain=fuzweb.com), ...
show moresending email with header_from spoofed to fuzweb.com, DKIM absent, SPF fail (spf_domain=fuzweb.com), quarantined by Google β
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GCE-hosted spoofing toolkit (AS396982, us-central1) sending email with header_from spoofed to fuzweb ...
show moreGCE-hosted spoofing toolkit (AS396982, us-central1) sending email with header_from spoofed to fuzweb.com, DKIM absent, SPF auth on RFC1918 10.88.0.4 (Docker/container bridge), quarantined by Google DMARC policy
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KIM absent, SPF auth on RFC1918 10.88.0.4 (Docker/container bridge), rejected by Google with local_p ...
show moreKIM absent, SPF auth on RFC1918 10.88.0.4 (Docker/container bridge), rejected by Google with local_policy 550-5.7.1
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DKIM absent, SPF auth on RFC1918 10.88.0.4 (Docker/container bridge), rejected by Google with local_ ...
show moreDKIM absent, SPF auth on RFC1918 10.88.0.4 (Docker/container bridge), rejected by Google with local_policy
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GCP-range source (this time 35.x) spoofing From: @fuzweb.com, no DKIM signatures, SPF authdomain RFC ...
show moreGCP-range source (this time 35.x) spoofing From: @fuzweb.com, no DKIM signatures, SPF authdomain RFC1918 10.88.0.4, quarantined via local_policy 550-5.7.1. 2 emails.
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GCP-range source spoofing From: @fuzweb.com, no DKIM signatures, quarantined via local_policy 550-5. ...
show moreGCP-range source spoofing From: @fuzweb.com, no DKIM signatures, quarantined via local_policy 550-5.7.1. SPF authdomain shifted to RFC1918 10.88.0.4 (vs .3 in prior events) β same toolkit, infrastructure rotation to a sibling container. DMARC report ID 16768830362123862561 (Google Workspace, May 14 2026 UTC). Registry event #19 in fuzweb.com campaign.
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GCP-range source IP, spoofed From: @fuzweb.com, no DKIM signatures, SPF authdomain RFC1918 10.88.0.3 ...
show moreGCP-range source IP, spoofed From: @fuzweb.com, no DKIM signatures, SPF authdomain RFC1918 10.88.0.3. Notable: two distinct send waves within the same UTC day (May 12 2026) from this single IP β 4 emails total, all quarantined via local_policy 550-5.7.1.
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GCP-range source IP spoofing From: @fuzweb.com headers and sending mail without DKIM signatures. SPF ...
show moreGCP-range source IP spoofing From: @fuzweb.com headers and sending mail without DKIM signatures. SPF authdomain was RFC1918 10.88.0.3 (container-internal address β indicates the operator runs the toolkit inside a container on GCP). DMARC aggregate report from Google Workspace (report ID 2477504052557875267, May 11 2026 UTC) shows the mail was quarantined via local_policy 550-5.7.1. Part of a multi-week credential-spoofing campaign β registry event #17. Mitigation rate against fuzweb.com domain: 25/25 = 100%.
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GCE-hosted spoofing toolkit sending email with header_from spoofed to fuzweb.com, DKIM absent, SPF a ...
show moreGCE-hosted spoofing toolkit sending email with header_from spoofed to fuzweb.com, DKIM absent, SPF auth on RFC1918 (10.88.0.x Docker bridge), rejected by Google with local_policy 550-5.7.1 β observed in DMARC aggregate report for May 5, 2026 UTC.
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GCE-hosted spoofing toolkit sending email with header_from spoofed to fuzweb.com, DKIM absent, SPF a ...
show moreGCE-hosted spoofing toolkit sending email with header_from spoofed to fuzweb.com, DKIM absent, SPF auth on RFC1918 (10.88.0.x Docker bridge), rejected by Google with local_policy 550-5.7.1 β observed in DMARC aggregate report for May 5, 2026 UTC.
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Email SpamSpoofing
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