rudolf-net.cz SPF record

7 / 10 Lookups
0 Issues
44,426 IPv4 addresses
0 IPv6 addresses
v=spf1 mx a include:mailgun.org ip4:193.138.152.0/24 -all Copied

Terms

mx
pass if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
a
pass if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
include:
mailgun.org
Evaluate this SPF record and pass if it
passes.
MailGun
Email automation
or else
ip4:
193.138.152.0 / 24
pass if the sender's IP is between
193.138.152.0 and 193.138.152.255 (inclusive).
ISP Alliance a.s.
AS197393
or else
-all
fail the email's SPF check.

Included records

v=spf1 mx a include:mailgun.org ip4:193.138.152.0/24 -all
include:_spf.mailgun.org include:_spf.eu.mailgun.org -all
include:_spf1.mailgun.org include:_spf2.mailgun.org ~all
4 x ip4 ~all
7 x ip4 ~all
11 x ip4 ~all

IP ranges

193.138.152.5
ISP Alliance a.s.
AS197393
193.138.152.7
ISP Alliance a.s.
AS197393
159.135.224.0 / 20
Mailgun Technologies
AS396479
69.72.32.0 / 20
Mailgun Technologies
AS396479
204.220.90.0 / 23
Inteliquent
AS5006
204.220.92.0 / 22
Inteliquent
AS5006
161.38.192.0 / 20
Mailgun Technologies
AS396479
143.55.224.0 / 21
Mailgun Technologies
AS396479
143.55.232.0 / 22
Mailgun Technologies
AS396479
159.112.240.0 / 20
Mailgun Technologies
AS396479
198.244.48.0 / 20
Mailgun Technologies
AS396479
204.220.168.0 / 21
MAILJET
AS200069
204.220.176.0 / 20
Inteliquent
AS5006
141.193.32.0 / 23
MAILJET
AS200069
159.135.140.80 / 29
Rackspace
AS39921
159.135.132.128 / 25
Rackspace
AS39921
161.38.204.0 / 22
MAILJET
AS200069
87.253.232.0 / 21
185.189.236.0 / 22
MAILJET
AS200069
185.211.120.0 / 22
MAILJET
AS200069
185.250.236.0 / 22
MAILJET
AS200069
143.55.236.0 / 22
MAILJET
AS200069
198.244.60.0 / 22
MAILJET
AS200069
204.220.160.0 / 20
MAILJET
AS200069
193.138.152.0 / 24
ISP Alliance a.s.
AS197393