OpenDKIM Statistics Report
Generated Jun 27 2026 10:00:00
Total records (messages) received:
| Messages |
Signed |
| 13985 |
17568 |
Reporting hosts and record counts:
| Reporter |
Messages |
Since |
Last |
| medusa.blackops.org |
13985 |
2010-08-30 00:00:42 |
2026-06-27 08:04:27 |
Overall message signature counts:
| Signatures |
Messages |
| 0 |
151 |
| 1 |
10104 |
| 2 |
3726 |
| 3 |
4 |
DNSSEC results (see libopendkim/dkim.h):
| DNSSEC code |
Signature Count |
| -1 |
36 |
| 0 |
151 |
| 1 |
17532 |
DNSSEC trend:
| Domains |
Year |
Month |
| 1 |
2025 |
December |
| 1 |
2026 |
January |
| 1 |
2026 |
February |
| 1 |
2026 |
March |
| 1 |
2026 |
April |
| 1 |
2026 |
May |
| 1 |
2026 |
June |
Overall pass/fail rate for signed mail:
| Signatures |
Passed |
Failed (body) |
| 17569 |
15200 |
3 |
Top ten error codes (see libopendkim/dkim.h):
| Error |
Instances |
| no key found in DNS |
24 |
| multiple records returned |
7 |
| signature expired |
4 |
| key could not be decoded |
3 |
| DNS reply corrupt |
3 |
| signature in the future |
1 |
Author vs. third-party signatures, non-MLM traffic:
| Author Signatures |
Passed |
| 13070 |
11272 |
| Third-Party Signatures |
Passed |
| 4499 |
3928 |
Count of unique signed From: domains in sample:
Top 10 signing domains by signature count:
| Domain |
Signatures |
| github.com |
2868 |
| amazonses.com |
2087 |
| tangerine.ca |
1380 |
| amazon.ca |
960 |
| o.wealthsimple.com |
871 |
| facebookmail.com |
814 |
| linkedin.com |
806 |
| s12.y.mc.salesforce.com |
608 |
| maile.linkedin.com |
542 |
| messagingfabric.com |
534 |
Top 10 signing domains by passing signature percentage:
| Domain |
Signatures |
% Passed |
| tangerine.ca |
1380 |
100.0000 |
| o.wealthsimple.com |
871 |
100.0000 |
| facebookmail.com |
814 |
100.0000 |
| amazon.ca |
480 |
100.0000 |
| linkedin.com |
403 |
100.0000 |
| s12.y.mc.salesforce.com |
304 |
100.0000 |
| maile.linkedin.com |
271 |
100.0000 |
| messagingfabric.com |
267 |
100.0000 |
| service.govdelivery.com |
265 |
100.0000 |
| news.proflowers.com |
242 |
100.0000 |
Top 10 signing domains by failing signature percentage:
| Domain |
Signatures |
% Failed |
| m3aawg.org |
117 |
100.0000 |
| email.pluginboutique.com |
115 |
100.0000 |
| dkim.dotmailer.com |
115 |
100.0000 |
| camelcamelcamel.com |
92 |
100.0000 |
| minimal.audio |
87 |
100.0000 |
| shared.klaviyomail.com |
62 |
100.0000 |
| mailer.baileynelson.com |
34 |
100.0000 |
| ifttt.com |
25 |
100.0000 |
| info.headspace.com |
22 |
100.0000 |
| mail.beehiiv.com |
20 |
100.0000 |
Signing domain use counts:
| Messages |
Domains |
| 1 |
432 |
| 2 |
89 |
| 3 |
38 |
| 4 |
29 |
| 5 |
12 |
| 6 |
19 |
| 7 |
16 |
| 8 |
13 |
| 9 |
11 |
| 10 |
10 |
Trend in message signing rates:
| Year |
Month |
% Signed |
| 2025 |
December |
139.2638 |
| 2026 |
January |
132.4324 |
| 2026 |
February |
127.4829 |
| 2026 |
March |
125.8552 |
| 2026 |
April |
140.6124 |
| 2026 |
May |
112.3731 |
| 2026 |
June |
136.4412 |
Trend in message signing rates:
| Year |
Month |
Domains |
| 2025 |
December |
83 |
| 2026 |
January |
334 |
| 2026 |
February |
327 |
| 2026 |
March |
337 |
| 2026 |
April |
327 |
| 2026 |
May |
290 |
| 2026 |
June |
256 |
ATPS use:
Report completed at Sat Jun 27 10:00:04 2026