Email compliance & reputation – The inbox remembers

Email compliance and sender reputation may be well-worn topics, but they remain as critical as ever. This blog explores how they continue to shape deliverability—and why the inbox remembers ...

Traffic Distribution System (TDS) abuse – What’s hiding behind the veil?

Those who follow the DNS abuse landscape closely may have noticed a rise in activity and abuse reports related to TDS. The use of this infrastructure for malicious purposes is becoming increasingly ...
Domain Reputation Update April - September 2025

Domain Reputation Update April – September 2025

Over the last 6 months a total of 43.5 million new domains were registered — 75% of them gTLDs — with .top (+94%) and .xyz (+103%) among the top three. Domain listings ...

Stronger through sharing: PhishFort and Spamhaus working together

PhishFort - an anti-phishing specialist - has collaborated with Spamhaus to share verified threat data from their phishing detection systems. In this guest blog, Lucas Sierra, CEO of PhishFort, explains how making ...
Abuse takes its “toll” on .top:  But who is paying the price?

Abuse takes its “toll” on .top: But who is paying the price?

Despite ICANN issuing a formal notice to .top citing a breach of contract for failing to address DNS abuse, the situation has not improved. Over the last six months, abuse of .top ...
Domain Reputation Update Oct 2024 - Mar 2025

Domain Reputation Update Oct 2024 – Mar 2025

New domains are up 7.39%, with 2.9 million malicious domains detected. Chinese gambling sites dominate the Top 20 TLDs, while .top remains a hotspot for abuse - this time with a spike ...

Domain Reputation Update Apr 2024 – Sept 2024

This reporting period our domain experts observed 36 million new domains and listed 1.8 million domains. In a surprising turn of events - “apple” dropped out of the Top 20 phishing terms! ...

The secret to secure DNS? It’s all in the policies

Following our recent investigations into the dangers of subdomain hijacking, we caught up with Prudence Malinki, Head of Industry Relations at Markmonitor, for some wise words of advice on the role policy ...

10 DNS best practices to keep your Domain Reputation in check

| | dns, Domain reputation
Poor DNS hygiene can leave your organization vulnerable to threats like subDoMailing, DNS spoofing, domain hijacking and other threats. In addition to putting domain security at risk, these vulnerabilities can have long-term ...

Markmonitor webinar | League Table Talk: Ranking ccTLDs on DNS Abuse

| | dns, Domain reputation
In this Markmonitor webinar, Spamhaus' Carel Bitter, joins Georgia Osborn, Senior Research Analyst at the DNS Research Federation, and Chris Niemi, Manager of Strategic Initiatives at Markmonitor, to discuss ccTLDs in the ...