OpenDKIM Statistics Report
Generated Aug 12 2026 10:00:00
Total records (messages) received:
| Messages |
Signed |
| 13550 |
17009 |
Reporting hosts and record counts:
| Reporter |
Messages |
Since |
Last |
| medusa.blackops.org |
13550 |
2010-08-30 00:00:42 |
2026-08-12 09:50:58 |
Overall message signature counts:
| Signatures |
Messages |
| 0 |
136 |
| 1 |
9854 |
| 2 |
3525 |
| 3 |
35 |
DNSSEC results (see libopendkim/dkim.h):
| DNSSEC code |
Signature Count |
| -1 |
80 |
| 0 |
136 |
| 1 |
16929 |
DNSSEC trend:
| Domains |
Year |
Month |
| 1 |
2026 |
February |
| 1 |
2026 |
March |
| 1 |
2026 |
April |
| 1 |
2026 |
May |
| 1 |
2026 |
June |
| 1 |
2026 |
July |
| 1 |
2026 |
August |
Overall pass/fail rate for signed mail:
| Signatures |
Passed |
Failed (body) |
| 17010 |
14751 |
1 |
Top ten error codes (see libopendkim/dkim.h):
| Error |
Instances |
| no key found in DNS |
22 |
| multiple records returned |
6 |
| signature expired |
4 |
| key could not be decoded |
3 |
| DNS reply corrupt |
2 |
| signature in the future |
1 |
Author vs. third-party signatures, non-MLM traffic:
| Author Signatures |
Passed |
| 12911 |
11155 |
| Third-Party Signatures |
Passed |
| 4099 |
3596 |
Count of unique signed From: domains in sample:
Top 10 signing domains by signature count:
| Domain |
Signatures |
| github.com |
2920 |
| amazonses.com |
2167 |
| tangerine.ca |
1452 |
| amazon.ca |
1002 |
| o.wealthsimple.com |
868 |
| facebookmail.com |
825 |
| linkedin.com |
810 |
| s12.y.mc.salesforce.com |
558 |
| maile.linkedin.com |
494 |
| messagingfabric.com |
482 |
Top 10 signing domains by passing signature percentage:
| Domain |
Signatures |
% Passed |
| tangerine.ca |
1452 |
100.0000 |
| o.wealthsimple.com |
868 |
100.0000 |
| facebookmail.com |
825 |
100.0000 |
| amazon.ca |
501 |
100.0000 |
| linkedin.com |
405 |
100.0000 |
| s12.y.mc.salesforce.com |
279 |
100.0000 |
| maile.linkedin.com |
247 |
100.0000 |
| messagingfabric.com |
241 |
100.0000 |
| service.govdelivery.com |
241 |
100.0000 |
| hornetplugins.com |
173 |
100.0000 |
Top 10 signing domains by failing signature percentage:
| Domain |
Signatures |
% Failed |
| minimal.audio |
94 |
100.0000 |
| camelcamelcamel.com |
86 |
100.0000 |
| email.pluginboutique.com |
68 |
100.0000 |
| dkim.dotmailer.com |
68 |
100.0000 |
| shared.klaviyomail.com |
53 |
100.0000 |
| mailer.baileynelson.com |
29 |
100.0000 |
| ifttt.com |
24 |
100.0000 |
| australianboot.com |
22 |
100.0000 |
| outlook.com |
21 |
100.0000 |
| info.headspace.com |
17 |
100.0000 |
Signing domain use counts:
| Messages |
Domains |
| 1 |
384 |
| 2 |
79 |
| 3 |
39 |
| 4 |
24 |
| 5 |
18 |
| 6 |
13 |
| 7 |
25 |
| 8 |
8 |
| 9 |
4 |
| 10 |
11 |
Trend in message signing rates:
| Year |
Month |
% Signed |
| 2026 |
February |
125.2991 |
| 2026 |
March |
125.8552 |
| 2026 |
April |
140.6124 |
| 2026 |
May |
112.3731 |
| 2026 |
June |
136.2563 |
| 2026 |
July |
130.5632 |
| 2026 |
August |
140.4135 |
Trend in message signing rates:
| Year |
Month |
Domains |
| 2026 |
February |
238 |
| 2026 |
March |
337 |
| 2026 |
April |
327 |
| 2026 |
May |
290 |
| 2026 |
June |
275 |
| 2026 |
July |
259 |
| 2026 |
August |
163 |
ATPS use:
Report completed at Wed Aug 12 10:00:04 2026