OpenDKIM Statistics Report

Generated Sep 2 2025 10:00:01

Total records (messages) received:

Messages Signed
23512 25477

Reporting hosts and record counts:

Reporter Messages Since Last
medusa.blackops.org 23512 2010-08-30 00:00:42 2025-09-02 09:42:19

Overall message signature counts:

Signatures Messages
0 1631
1 18291
2 3584
3 6

DNSSEC results (see libopendkim/dkim.h):

DNSSEC code Signature Count
-1 37
0 1631
1 25440

DNSSEC trend:

Domains Year Month
1 2025 March
1 2025 April
1 2025 May
1 2025 June
1 2025 July
1 2025 August
1 2025 September

Overall pass/fail rate for signed mail:

Signatures Passed Failed (body)
25478 22422 20

Top ten error codes (see libopendkim/dkim.h):

Error Instances
no key found in DNS 39
a= invalid 5
multiple records returned 3
unknown key version 2
signature in the future 1
DNS query failed 1
signature expired 1
DNS reply corrupt 1

Author vs. third-party signatures, non-MLM traffic:

Author Signatures Passed
20514 18511
Third-Party Signatures Passed
4964 3911

Count of unique signed From: domains in sample:

Domains
858

Top 10 signing domains by signature count:

Domain Signatures
weightmans.com 4270
local.uvic.ca 3810
amazonses.com 2190
loft.theworkpc.com 1913
amazon.ca 1058
tangerine.ca 826
linkedin.com 726
ou.edu 690
maile.linkedin.com 542
shared.klaviyomail.com 534

Top 10 signing domains by passing signature percentage:

Domain Signatures % Passed
weightmans.com 4270 100.0000
local.uvic.ca 3810 100.0000
loft.theworkpc.com 1913 100.0000
tangerine.ca 826 100.0000
linkedin.com 363 100.0000
hornetplugins.com 319 100.0000
googlemail.com 284 100.0000
maile.linkedin.com 271 100.0000
messagingfabric.com 235 100.0000
service.govdelivery.com 235 100.0000

Top 10 signing domains by failing signature percentage:

Domain Signatures % Failed
dkim.dotmailer.com 210 100.0000
email.pluginboutique.com 205 100.0000
Renownhealth.onmicrosoft.com 157 100.0000
optumcare.onmicrosoft.com 121 100.0000
jamesriverins.onmicrosoft.com 109 100.0000
camelcamelcamel.com 102 100.0000
yourhealthcare2.onmicrosoft.com 70 100.0000
m3aawg.org 54 100.0000
traylorbros.onmicrosoft.com 47 100.0000
HTADesignLLP1.onmicrosoft.com 42 100.0000

Signing domain use counts:

Messages Domains
1 396
2 128
3 35
4 20
5 24
6 28
7 17
8 12
9 13
10 11

Trend in message signing rates:

Year Month % Signed
2025 March 99.4345
2025 April 104.0893
2025 May 127.8469
2025 June 90.6178
2025 July 121.9558
2025 August 137.4408
2025 September 131.8841

Trend in message signing rates:

Year Month Domains
2025 March 322
2025 April 407
2025 May 319
2025 June 288
2025 July 315
2025 August 317
2025 September 63

ATPS use:

Domains
0


Report completed at Tue Sep 2 10:00:06 2025