OpenDKIM Statistics Report

Generated May 10 2026 10:00:00

Total records (messages) received:

Messages Signed
11394 14992

Reporting hosts and record counts:

Reporter Messages Since Last
medusa.blackops.org 11394 2010-08-30 00:00:42 2026-05-10 09:30:16

Overall message signature counts:

Signatures Messages
0 169
1 7461
2 3761
3 3

DNSSEC results (see libopendkim/dkim.h):

DNSSEC code Signature Count
-1 22
0 169
1 14970

DNSSEC trend:

Domains Year Month
1 2025 November
1 2025 December
1 2026 January
1 2026 February
1 2026 March
1 2026 April
1 2026 May

Overall pass/fail rate for signed mail:

Signatures Passed Failed (body)
14993 13420 4

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

Error Instances
no key found in DNS 50
multiple records returned 5
DNS reply corrupt 2
signature expired 2
signature in the future 1

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

Author Signatures Passed
10293 9407
Third-Party Signatures Passed
4700 4013

Count of unique signed From: domains in sample:

Domains
899

Top 10 signing domains by signature count:

Domain Signatures
amazonses.com 1965
tangerine.ca 978
o.wealthsimple.com 876
amazon.ca 808
linkedin.com 730
facebookmail.com 700
s12.y.mc.salesforce.com 606
messagingfabric.com 542
service.govdelivery.com 538
maile.linkedin.com 518

Top 10 signing domains by passing signature percentage:

Domain Signatures % Passed
tangerine.ca 978 100.0000
o.wealthsimple.com 876 100.0000
facebookmail.com 700 100.0000
amazon.ca 404 100.0000
linkedin.com 365 100.0000
news.proflowers.com 324 100.0000
s12.y.mc.salesforce.com 303 100.0000
messagingfabric.com 271 100.0000
service.govdelivery.com 269 100.0000
maile.linkedin.com 259 100.0000

Top 10 signing domains by failing signature percentage:

Domain Signatures % Failed
dkim.dotmailer.com 193 100.0000
email.pluginboutique.com 193 100.0000
camelcamelcamel.com 110 100.0000
m3aawg.org 89 100.0000
minimal.audio 86 100.0000
shared.klaviyomail.com 77 100.0000
mailer.baileynelson.com 40 100.0000
mail.beehiiv.com 33 100.0000
kouroshdini.com 31 100.0000
info.headspace.com 30 100.0000

Signing domain use counts:

Messages Domains
1 472
2 84
3 43
4 25
5 23
6 27
7 16
8 7
9 12
10 10

Trend in message signing rates:

Year Month % Signed
2025 November 137.5657
2025 December 132.8125
2026 January 132.4324
2026 February 127.4829
2026 March 125.8552
2026 April 140.6124
2026 May 121.4612

Trend in message signing rates:

Year Month Domains
2025 November 299
2025 December 341
2026 January 334
2026 February 327
2026 March 337
2026 April 327
2026 May 168

ATPS use:

Domains
0


Report completed at Sun May 10 10:00:03 2026