Security Index
The state of Swedish domains, in numbers.
Every unique domain checked in KOLLEN contributes, de-identified, to the statistics below. We never store the domain in clear text, only the outcome: pass, needs review, or fail. Each domain is counted once.
Share of domains passing
SPF39%
DMARC20%
DKIM21%
MX57%
TLS certificate56%
DNSSEC21%
Blacklists56%
Based on 844 unique domains since 26/08/2026.
Want to know where your own domain stands?
KOLLEN shows SPF, DKIM, DMARC and more in one combined grade in a minute. To see your whole Microsoft 365 environment, not just the domain, PIANOLA does a full review with a Risk index.