a.spf.163.com SPF record

0 / 10 Lookups
0 Issues
5,008 IPv4 addresses
0 IPv6 addresses
Copied

Terms

ip4:
115.236.112.0 / 20
pass if the sender's IP is between
115.236.112.0 and 115.236.127.255 (inclusive).
CT-HangZhou-IDC
AS58461
or else
ip4:
101.71.155.0 / 24
pass if the sender's IP is between
101.71.155.0 and 101.71.155.255 (inclusive).
CHINA UNICOM China169 Backbone
AS4837
or else
ip4:
45.254.49.0 / 24
pass if the sender's IP is between
45.254.49.0 and 45.254.49.255 (inclusive).
CHINA UNICOM China169 Backbone
AS4837
or else
ip4:
220.197.31.64 / 26
pass if the sender's IP is between
220.197.31.64 and 220.197.31.127 (inclusive).
CHINA UNICOM China169 Backbone
AS4837
or else
ip4:
220.197.32.64 / 26
pass if the sender's IP is between
220.197.32.64 and 220.197.32.127 (inclusive).
CHINA UNICOM China169 Backbone
AS4837
or else
ip4:
117.147.224.0 / 24
pass if the sender's IP is between
117.147.224.0 and 117.147.224.255 (inclusive).
China Mobile communications
AS56041
or else
ip4:
117.135.214.64 / 28
pass if the sender's IP is between
117.135.214.64 and 117.135.214.79 (inclusive).
The Internet Data Center of Guizhou Mobile Communication Company
AS138407
or else
-all
fail the email's SPF check.

Included records

v=spf1 ip4:115.236.112.0/20 ip4:101.71.155.0/24 ip4:45.254.49.0/24 ip4:220.197.31.64/26 ip4:220.197.32.64/26 ip4:117.147.224.0/24 ip4:117.135.214.64/28 -all

IP ranges

115.236.112.0 / 20
CT-HangZhou-IDC
AS58461
101.71.155.0 / 24
CHINA UNICOM China169 Backbone
AS4837
45.254.49.0 / 24
CHINA UNICOM China169 Backbone
AS4837
220.197.31.64 / 26
CHINA UNICOM China169 Backbone
AS4837
220.197.32.64 / 26
CHINA UNICOM China169 Backbone
AS4837
117.147.224.0 / 24
China Mobile communications
AS56041
117.135.214.64 / 28
The Internet Data Center of Guizhou Mobile Communication Company
AS138407