Survey Data Mining:   Home | FAQ | Archive | Glossary
Free Reports
  


You are viewing an outdated report. The latest version of this report was published on March 1st, 2024


    
Mail (MX) Server Survey
September 1st, 2019

Report Description
This report is a comprehensive report involving all mail servers we know of visible on the internet. For each domain in our conventional web server survey, we also determine the list of mail servers that provide inbound mail services (via MX record lookups). Each unique mail server is connected to once each month, where we wait for the server's "220 " message which usually accompanies a banner revealing the server software being used.

Basic Response Statistics
When connecting to an MX server, a number of different responses are possible. The remote server may not be up and running or completely refusing connections, it may not respond back with a "220 " line in the amount of time we wait, nor will it always provide a banner that identifies the type of software running.

Description> Number of Servers Percent
Total Number of MX Servers Queried1,740,809   100.0%
Number of Servers that didn't respond315,97718.15%
    Server didn't open socket307,94117.69%
    Server didn't provide banner8,0360.46%
Server provided banner1,424,83281.85%
Server banner identifies software in use888,16851.02%

As indicated by the above table, of the 1,740,809 servers queried, only 888,168 servers responded with a banner that allow us to identify the software being used. All of the remaining information in this report is based on the responses that allowed us to identify the software in use.

Basic Technology Breakdown
Server Type Number of Servers Percent
Exim507,20057.11%
Postfix308,03634.68%
Sendmail34,9483.93%
MailEnable18,9212.13%
MDaemon7,4640.84%
Microsoft4,7060.53%
IMail1,3750.15%
CommuniGate Pro1,2630.14%
XMail7830.09%
Qmail Toaster5770.06%
Lotus Domino5150.06%
WinWebMail4960.06%
SurgeSMTP4890.06%
OpenSMTPD3710.04%
Kerio2510.03%
Merak1650.02%
MagicMail1590.02%
Post.Office1260.01%
ArGoSoft1140.01%
GroupWise640.01%
Gordano Messaging Suite (GMS)480.01%
Trend Micro430.00%
VisNetic130.00%
InterScan VirusWall120.00%
OpenVMS100.00%
Mercury40.00%
WebSTAR V30.00%
Mirapoint30.00%
ModusMail20.00%
Interscan20.00%
MessageWall20.00%
Neon Mail Server20.00%
WebSTAR10.00%

Detailed Breakdown of Revisions on a Per-Server Basis

Exim (507,200 servers)

Version Number of Servers Percent
4.92376,43674.22%
4.9158,17911.47%
4.8714,1772.80%
4.8910,7002.11%
4.849,9371.96%
4.92.16,4711.28%
4.905,7321.13%
Other25,5685.04%

Postfix (308,036 servers)

Version Number of Servers Percent
Other308,036100.00%

Sendmail (34,948 servers)

Version Number of Servers Percent
8.15.212,28735.16%
8.14.46,71219.21%
8.13.83,56810.21%
8.14.72,9308.38%
8.14.52,7567.89%
8.13.12,3536.73%
8.14.91,4414.12%
8.14.37102.03%
Other2,1916.27%

MailEnable (18,921 servers)

Version Number of Servers Percent
10.12--5,69830.11%
9.00--1,2216.45%
9.16--7093.75%
10.25--4242.24%
8.60--4072.15%
10.20--3711.96%
8.53--3121.65%
6.5--3101.64%
10.25--10.253051.61%
10.25-10.25-3011.59%
8.60-8.60-2731.44%
10.23--2651.40%
8.51--2551.35%
10.16--2101.11%
9.00--9.001981.05%
10.18--1931.02%
1.986--1921.01%
Other7,27738.46%

MDaemon (7,464 servers)

Version Number of Servers Percent
19.0.36068.12%
13.5.14796.42%
13.6.33965.31%
13.0.43164.23%
13.0.52903.89%
11.0.32783.72%
19.0.22783.72%
11.0.02753.68%
16.5.22263.03%
18.5.31702.28%
12.5.41632.18%
14.5.21582.12%
12.5.61562.09%
19.0.11502.01%
18.5.11451.94%
18.5.21281.71%
19.0.01181.58%
10.1.21051.41%
15.0.31051.41%
16.0.4981.31%
10.0.0951.27%
18.0.2871.17%
10.1.0751.00%
Other2,56734.39%

Microsoft (4,706 servers)

Version Number of Servers Percent
6.0.3790.46752,16946.09%
8.5.9600.1638461313.03%
7.5.7601.1751458712.47%
6.0.3790.39592775.89%
10.0.14393.26082375.04%
8.0.9200.163841463.10%
5.0.2195.53291312.78%
7.0.6002.18264781.66%
6.0.3790.1830771.64%
5.0.2195.6713581.23%
5.0.2195.7381481.02%
Other2856.06%

IMail (1,375 servers)

Version Number of Servers Percent
12.5.6.10119414.11%
12.4.1.151279.24%
12.5.7.591238.95%
8.221208.73%
12.5.3.93836.04%
12.5.5.115836.04%
9.23775.60%
12.3.0.100644.65%
8.15533.85%
12.5.4.146483.49%
8.05433.13%
11.03382.76%
12.5.7.58372.69%
12.5.5.117241.75%
10.02221.60%
11.5191.38%
12.5.6.105171.24%
7.15151.09%
10.01141.02%
Other17412.65%

CommuniGate Pro (1,263 servers)

Version Number of Servers Percent
6.2.12574.51%
6.2.12.423.33%
6.2.13.352.77%
5.3.13.332.61%
6.2.13292.30%
6.1.16.292.30%
6.0.11.251.98%
5.4.11.241.90%
6.1.16231.82%
5.4.11211.66%
6.0.11211.66%
5.1.16201.58%
6.1.18201.58%
5.2.20.191.50%
6.2.10181.43%
6.0.9171.35%
6.1.20171.35%
6.1.2.171.35%
6.1.10161.27%
6.1.18.141.11%
6.1.11131.03%
6.1.11.131.03%
Other74058.59%

XMail (783 servers)

Version Number of Servers Percent
1.2737948.40%
1.2225632.69%
1.25455.75%
1.26405.11%
1.24273.45%
1.2181.02%
Other283.58%

Qmail Toaster (577 servers)

Version Number of Servers Percent
1.343074.52%
1.0313022.53%
1.03.581.39%
Other91.56%

Lotus Domino (515 servers)

Version Number of Servers Percent
8.5.3FP610320.00%
8.5.37614.76%
8.5.2265.05%
8.5214.08%
7.0.2193.69%
8.5.1193.69%
8.5.3FP1132.52%
7.0122.33%
8.5.3FP2122.33%
8.5.3FP3122.33%
8.5.2FP2112.14%
8.0.1112.14%
8.5.3FP4101.94%
7.0.391.75%
8.5.2FP491.75%
8.091.75%
8.5.1FP581.55%
8.5.2FP381.55%
8.5.3FP561.17%
6.5.461.17%
8.5.2FP4HF75961.17%
8.0.261.17%
6.5.561.17%
Other9718.83%

WinWebMail (496 servers)

Version Number of Servers Percent
4.2.0.18416.94%
3.9.0.77815.73%
3.8.1.35310.69%
3.9.0.1326.45%
3.8.0.1285.65%
3.7.6.1244.84%
4.1.0.1193.83%
4.0.0.1173.43%
3.8.1.5173.43%
3.8.2.1163.23%
3.9.2.1132.62%
3.7.3.1122.42%
3.8.1.1122.42%
3.8.5.1122.42%
3.8.3.1102.02%
3.7.7.3102.02%
3.9.3.181.61%
3.8.6.181.61%
3.9.5.381.61%
3.7.1.151.01%
Other306.05%

SurgeSMTP (489 servers)

Version Number of Servers Percent
7.3o4-415331.29%
7.3e2-26613.50%
7.3i2-2306.13%
7.1e-1275.52%
6.5a2-2244.91%
6.7c-1173.48%
7.0c2-2163.27%
7.2a-1153.07%
7.2i-1142.86%
6.9c-181.64%
7.2e-281.64%
3.9e-181.64%
6.5a-171.43%
6.1c-161.23%
5.2a-161.23%
4.0u4-461.23%
Other7815.95%

OpenSMTPD (371 servers)

Version Number of Servers Percent
Other371100.00%

Kerio (251 servers)

Version Number of Servers Percent
6.7.36325.10%
6.7.03313.15%
6.6.2228.76%
6.5.2228.76%
6.7.2228.76%
6.5.0124.78%
6.4.1114.38%
6.6.1114.38%
6.3.193.59%
6.7.183.19%
6.4.072.79%
6.5.151.99%
6.1.051.99%
6.6.041.59%
6.3.031.20%
6.1.331.20%
5.7.931.20%
Other83.19%

Merak (165 servers)

Version Number of Servers Percent
8.9.14024.24%
8.0.33823.03%
8.5.0116.67%
7.4.5106.06%
7.6.1106.06%
8.3.884.85%
9.0.374.24%
7.5.253.03%
7.6.442.42%
7.6.031.82%
7.0.131.82%
6.0.831.82%
7.4.221.21%
4.4.121.21%
7.2.021.21%
Other1710.30%

MagicMail (159 servers)

Version Number of Servers Percent
Other159100.00%

Post.Office (126 servers)

Version Number of Servers Percent
4.33326.19%
4.2.22318.25%
4.41713.49%
4.1.2.41310.32%
3.5.386.35%
4.2.1.343.17%
3.5.3J43.17%
4.2.1.132.38%
3.9.221.59%
4.1.121.59%
3.5.121.59%
3.8.7.421.59%
Other1310.32%

ArGoSoft (114 servers)

Version Number of Servers Percent
1.8 (1.8.9.6)3631.58%
1.8 (1.8.9.3)1815.79%
1.8 (1.8.9.5)1614.04%
1.8 (1.8.9.1)97.89%
1.8 (1.8.8.8)43.51%
1.8 (1.8.7.3)43.51%
1.8 (1.8.7.6)32.63%
1.8 (1.8.6.0)32.63%
1.8 (1.8.8.9)21.75%
1.8 (1.8.8.7)21.75%
1.8 (1.8.8.4)21.75%
1.8 (1.8.5.8)21.75%
1.8 (1.8.9.2)21.75%
1.8 (1.8.2.1)21.75%
Other97.89%

GroupWise (64 servers)

Version Number of Servers Percent
14.2.2914.06%
18.0.2914.06%
14.2.369.38%
18.1.069.38%
18.1.157.81%
14.2.157.81%
14.2.046.25%
6.5.746.25%
7.0.323.12%
14.0.123.12%
7.0.411.56%
6.5.011.56%
6.5.511.56%
12.0.111.56%
7.0.111.56%
18.0.111.56%
6.5.611.56%
6.5.211.56%
8.0.311.56%
14.0.011.56%
8.0.211.56%
6.0.411.56%
Other00.00%

Gordano Messaging Suite (GMS) (48 servers)

Version Number of Servers Percent
Other48100.00%

Trend Micro (43 servers)

Version Number of Servers Percent
5.71330.23%
5.181125.58%
5.5613.95%
7.0511.63%
7.549.30%
7.5ready12.33%
812.33%
9.012.33%
7.112.33%
Other00.00%

VisNetic (13 servers)

Version Number of Servers Percent
9.3.2.0861.54%
8.0.317.69%
5.0.2.317.69%
9.1.4.017.69%
5.5.8.317.69%
6.2.2.017.69%
Other00.00%

InterScan VirusWall (12 servers)

Version Number of Servers Percent
Other12100.00%

OpenVMS (10 servers)

Version Number of Servers Percent
8.4440.00%
7.3440.00%
8.3110.00%
8.2110.00%
Other00.00%

Mercury (4 servers)

Version Number of Servers Percent
3.32375.00%
1.48125.00%
Other00.00%

WebSTAR V (3 servers)

Version Number of Servers Percent
5.4.13100.00%
Other00.00%

Mirapoint (3 servers)

Version Number of Servers Percent
4.3.6-GA133.33%
3.10.10a-GA133.33%
4.4.6-GA133.33%
Other00.00%

ModusMail (2 servers)

Version Number of Servers Percent
4.1.361.212100.00%
Other00.00%

Interscan (2 servers)

Version Number of Servers Percent
3.8-Build_3013150.00%
3.81-Build_1022150.00%
Other00.00%

MessageWall (2 servers)

Version Number of Servers Percent
1.0.82100.00%
Other00.00%

Neon Mail Server (2 servers)

Version Number of Servers Percent
3.1.0150.00%
3.1.2150.00%
Other00.00%

WebSTAR (1 servers)

Version Number of Servers Percent
Other1100.00%




© 1998-2024 E-Soft Inc. All rights reserved.