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spamhaus.org

spamhaus.org

2026

Botnet Threat Update January to June 2026original ↗
10 Jul 2026
Spamhaus CERT Insight Portal: Enhanced botnet C&C intelligenceoriginal ↗
14 Jun 2026
Bulletproof Hosting: Cutting off the facilitatorsoriginal ↗
11 Jun 2026
Domain Reputation Update Oct 2025 - Mar 2026original ↗
15 Apr 2026
Spamhaus CBL is reborn… now interplanetary!original ↗
1 Apr 2026
Email compliance & reputation - The inbox remembersoriginal ↗
5 Mar 2026
How to report suspicious activity to Spamhaus (with all the right info!)original ↗
26 Feb 2026
Querying the free DNSBLs via Oracle? Move to Spamhaus Technology’s free Data Query Serviceoriginal ↗
25 Feb 2026
Botnet Spotlight: Pressure rises on botnets — but the fight is far from overoriginal ↗
27 Jan 2026
Botnet Threat Update July to December 2025original ↗
12 Jan 2026

2025

New Feature | Spamhaus Reputation Checker: Troubleshoot your listingoriginal ↗
17 Dec 2025
The anatomy of bulletproof hosting – past, present, futureoriginal ↗
19 Nov 2025
Traffic Distribution System (TDS) abuse - What’s hiding behind the veil?original ↗
5 Nov 2025
Domain Reputation Update April - September 2025original ↗
21 Oct 2025
Bad sushi: China-nexus phishers shift to residential proxiesoriginal ↗
16 Oct 2025
Query the legacy DNSBLs via Korea Telecom? Move to Spamhaus Technology’s free Data Query Serviceoriginal ↗
12 Aug 2025
Botnet Threat Update January to June 2025original ↗
14 Jul 2025
Spamhaus’ take on Cold Emailing…AKA spamoriginal ↗
19 Jun 2025
Stronger through sharing: PhishFort and Spamhaus working togetheroriginal ↗
2 Jun 2025
Mail relays - Part 2 | Problems with forwarded mail?original ↗
28 May 2025
Botnets disrupted worldwide...Operation Endgame is BACK!original ↗
23 May 2025
Mail relays - Part 1 | Authenticate your outgoing mail!original ↗
14 May 2025
Abuse takes its “toll” on .top: But who is paying the price?original ↗
8 May 2025
Domain Reputation Update Oct 2024 - Mar 2025original ↗
10 Apr 2025
Query the legacy DNSBLs via Microsoft? Move to Spamhaus Technology’s free Data Query Serviceoriginal ↗
11 Mar 2025
How I’m fighting cybercrime with Spamhaus (and how you can too!)original ↗
26 Feb 2025
Networks hosting botnet C&Cs: Same players, same problemsoriginal ↗
11 Feb 2025
Botnet Threat Update July to December 2024original ↗
13 Jan 2025
If you query the legacy DNSBLs via Hetzner move to Spamhaus Technology’s free Data Query Serviceoriginal ↗
8 Jan 2025

2024

Truffe via PEC - Far perdere tempo e denaro alle aziende italianeoriginal ↗
19 Dec 2024
PEC “invoice scam” - Stealing time, money, and trust from businessesoriginal ↗
12 Dec 2024
Avoiding Blocklistings: Part 3 - Take Matters into Your Own Hands to Protect Your Sendersoriginal ↗
7 Nov 2024
Avoiding Blocklistings: Part 2 - Monitor and Educate Your Customersoriginal ↗
7 Nov 2024
Avoiding Blocklistings: Part 1 - Set Yourself AND Your Senders Up for Successoriginal ↗
7 Nov 2024
Domain Reputation Update Apr 2024 - Sept 2024original ↗
10 Oct 2024
The secret to secure DNS? It’s all in the policiesoriginal ↗
4 Oct 2024
10 DNS best practices to keep your Domain Reputation in checkoriginal ↗
30 Sept 2024
Spamhaus Deliverability Live (Ep9) - Five essential steps for every ESP to avoid blocklistsoriginal ↗
18 Sept 2024
Markmonitor webinar | League Table Talk: Ranking ccTLDs on DNS Abuseoriginal ↗
2 Sept 2024
A misuse of Spamhaus blocklists: PART 2 - How to limit outbound spamoriginal ↗
28 Aug 2024
A misuse of Spamhaus blocklists: PART 1 - blocking outbound emailoriginal ↗
21 Aug 2024
If you query the legacy DNSBLs via GoDaddy move to Spamhaus Technology’s free Data Query Serviceoriginal ↗
15 Aug 2024
Too big to care? - Our disappointment with Cloudflare’s anti-abuse postureoriginal ↗
30 Jul 2024
Living-Off-Trusted-Sites (LOTS) or should we say services?original ↗
24 Jul 2024
Dangling DNS and the dangers of subdomain hijackingoriginal ↗
17 Jul 2024
Botnet Threat Update January to June 2024original ↗
9 Jul 2024
Amazon SES works with Spamhaus to protect its network and reputationoriginal ↗
5 Jul 2024
The Policy Blocklist: what is it, and why should you be on it?original ↗
11 Jun 2024
Operation Endgame | Botnets disrupted after international actionoriginal ↗
30 May 2024
ESPs: Why IP and Domain Reputation Matter and How to Manage Themoriginal ↗
29 May 2024
Manage IP & domain reputation wisely - they're valuable assets!original ↗
15 May 2024
Expired and exploited: Reviving a 30-year-old legacy domain for hijackingoriginal ↗
10 May 2024
C-O-N-S-E-N-T, find out what it means to me!original ↗
1 May 2024
Spammers Love Mobile Phone IP Space. Here’s How to Fix That.original ↗
19 Apr 2024
If you query the legacy DNSBLs via Vultr move to Spamhaus Technology’s free Data Query Serviceoriginal ↗
18 Apr 2024
Sex education in the classroom? Google can help, but there is a compromise!original ↗
16 Apr 2024
Domain Reputation Update Oct 2023 - Mar 2024original ↗
11 Apr 2024
Between input and output: The enigma of being a Spamhaus threat investigatororiginal ↗
3 Apr 2024
Beyond spam: How Spamhaus is strengthening trust and safety for the Internetoriginal ↗
21 Mar 2024
Spamhaus DROP and eDROP to become a single listoriginal ↗
13 Mar 2024
Registration, collaboration and disruption - an interview with Dave Piscitello (Part 2)original ↗
7 Mar 2024
Trends, policy and cheap TLDs - an interview with Dave Piscitello (Part 1)original ↗
6 Mar 2024
A website to effect changeoriginal ↗
29 Feb 2024
Spamhaus Blocklist (SBL) listings are movingoriginal ↗
16 Feb 2024
If you query the legacy DNSBLs via DigitalOcean move to Spamhaus Technology's free Data Query Serviceoriginal ↗
15 Feb 2024
Part 2 – Effective strategies against inbound malicious email: using your own dataoriginal ↗
15 Feb 2024
Malware Digest January 2024original ↗
15 Feb 2024
Permission pass: what, how and when to useoriginal ↗
30 Jan 2024
Mailing Lists -vs- Spam Listsoriginal ↗
29 Jan 2024
Botnet Threat Update Q4 2023original ↗
11 Jan 2024
Malware Digest December 2023original ↗
9 Jan 2024
The conundrum that is the modern use of NAT at a carrier grade leveloriginal ↗
8 Jan 2024

2023

Are you ready for the email authentication revolution?original ↗
19 Dec 2023
WHOIS: identification or correlation?original ↗
7 Dec 2023
Malware Digest November 2023original ↗
5 Dec 2023
What is an email sunset policy and why do you need one?original ↗
29 Nov 2023
QNAME Minimization and Spamhaus DNSBLsoriginal ↗
17 Nov 2023
Malware Digest October 2023original ↗
3 Nov 2023
Unravelling the myths of spamtraps clicking linksoriginal ↗
1 Nov 2023
The beta nature of the Threat Intel Community Portaloriginal ↗
1 Nov 2023
Domain Reputation Update Q3 2023original ↗
16 Oct 2023
Malware Digest September 2023original ↗
6 Oct 2023
Want to submit data? Be our guest!original ↗
5 Oct 2023
Botnet Threat Update Q3 2023original ↗
5 Oct 2023
The return of the ASN-DROPoriginal ↗
13 Sept 2023
Malware Digest August 2023original ↗
6 Sept 2023
Qakbot - the takedown and the remediationoriginal ↗
29 Aug 2023
Malware Digest July 2023original ↗
4 Aug 2023
DNS abuse: ICANN call for action – but is it enough?original ↗
25 Jul 2023
Domain Reputation Update Q2 2023original ↗
18 Jul 2023
Botnet Threat Update Q2 2023original ↗
11 Jul 2023
Malware Digest June 2023original ↗
6 Jul 2023
If you query the legacy DNSBLs via OVHCloud move to Spamhaus Technology's free Data Query Serviceoriginal ↗
17 May 2023
Lifting the lid on a long-time operating Brazilian malware gangoriginal ↗
6 May 2023
Spamhaus welcomes ICANN INFERMAL studyoriginal ↗
5 May 2023
Troubles in Tokelau, malfeasance in Mali... what's happening with Freenom?original ↗
24 Apr 2023
Domain registries - are you experiencing the Freenom Effect?original ↗
15 Apr 2023
Domain Reputation Update Q1 2023original ↗
14 Apr 2023
Botnet Threat Update Q1 2023original ↗
12 Apr 2023
Malware Digest March 2023original ↗
6 Apr 2023
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