1 / 10
Lookups
0
Issues
102
IPv4 addresses
0
IPv6 addresses
v=spf1 mx ip4:123.31.35.94 ip4:123.31.35.241 ip4:123.31.35.242 ip4:123.31.35.243 ip4:123.31.35.244 ip4:123.31.35.245 ip4:123.31.35.240/28 ip4:123.31.38.48/28 ip4:222.255.166.64/26 ~all
Copied
Terms
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
or else
ip4:
123.31.35.94 / 32
pass
if the sender's IP is between
123.31.35.94 and 123.31.35.94 (inclusive).
123.31.35.94 and 123.31.35.94 (inclusive).
VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
AS135905
or else
ip4:
123.31.35.241 / 32
pass
if the sender's IP is between
123.31.35.241 and 123.31.35.241 (inclusive).
123.31.35.241 and 123.31.35.241 (inclusive).
VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
AS135905
or else
ip4:
123.31.35.242 / 32
pass
if the sender's IP is between
123.31.35.242 and 123.31.35.242 (inclusive).
123.31.35.242 and 123.31.35.242 (inclusive).
VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
AS135905
or else
ip4:
123.31.35.243 / 32
pass
if the sender's IP is between
123.31.35.243 and 123.31.35.243 (inclusive).
123.31.35.243 and 123.31.35.243 (inclusive).
VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
AS135905
or else
ip4:
123.31.35.244 / 32
pass
if the sender's IP is between
123.31.35.244 and 123.31.35.244 (inclusive).
123.31.35.244 and 123.31.35.244 (inclusive).
VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
AS135905
or else
ip4:
123.31.35.245 / 32
pass
if the sender's IP is between
123.31.35.245 and 123.31.35.245 (inclusive).
123.31.35.245 and 123.31.35.245 (inclusive).
VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
AS135905
or else
ip4:
123.31.35.240 / 28
pass
if the sender's IP is between
123.31.35.240 and 123.31.35.255 (inclusive).
123.31.35.240 and 123.31.35.255 (inclusive).
VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
AS135905
or else
ip4:
123.31.38.48 / 28
pass
if the sender's IP is between
123.31.38.48 and 123.31.38.63 (inclusive).
123.31.38.48 and 123.31.38.63 (inclusive).
VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
AS135905
or else
ip4:
222.255.166.64 / 26
pass
if the sender's IP is between
222.255.166.64 and 222.255.166.127 (inclusive).
222.255.166.64 and 222.255.166.127 (inclusive).
VNPT Corp
AS45899
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 mx ip4:123.31.35.94 ip4:123.31.35.241 ip4:123.31.35.242 ip4:123.31.35.243 ip4:123.31.35.244 ip4:123.31.35.245 ip4:123.31.35.240/28 ip4:123.31.38.48/28 ip4:222.255.166.64/26 ~all
IP ranges
123.31.35.240
/ 28
VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
AS135905
123.31.35.240 - 123.31.35.255
16 IP addresses
123.31.38.48
/ 28
VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
AS135905
123.31.38.48 - 123.31.38.63
16 IP addresses