letter.is SPF record

1 / 10 Lookups
0 Issues
12 IPv4 addresses
11 IPv6 addresses
v=spf1 mx ~all Copied

Terms

mx
pass if the sender's IP address is in the A or AAAA record of this domain.
12 IPv4 addresses
11 IPv6 addresses
or else
~all
soft fail the email's SPF check.

Included records

v=spf1 mx ~all

IP ranges

5.255.101.5
The Infrastructure Group
AS60404
185.22.153.182
LLC Baxet
AS51659
23.154.81.68
Free Range Cloud Hosting
AS53356
185.184.223.103
xTom Japan
AS3258
103.13.112.165
Tier 4 Cloud Services
AS146943
162.55.187.34
Hetzner Online
AS24940
185.14.97.125
Gigahost AS
AS56655
208.87.132.161
HIVELOCITY
AS29802
82.118.235.144
DA International Group
AS203380
74.91.16.188
Nocix
AS33387
185.245.83.98
Clouvider
AS62240
2001:df3:8880:48::8393:dc32
LEAPSWITCH NETWORKS PRIVATE
AS132335
2602:ff16:5:0:1:40f:0:1
HIVELOCITY
AS29802
2604:4300:a:17f:16::188
Nocix
AS33387
2a03:94e0:ffff:185:14:97:0:125
Gigahost AS
AS56655
2a04:52c0:106:7d84::1
The Infrastructure Group
AS60404
2a0a:8dc0:140::a
Clouvider
AS62240
2602:fed2:fb0:37::1
Free Range Cloud Hosting
AS53356
2a00:b700::7:84
iNet
AS51711
2a01:4f8:1c0c:6cff::1
Hetzner Online
AS24940
2a01:8740:1:5d4::5782
DA International Group
AS203380
103.255.134.34
TECHNO FAQ DIGITAL MEDIA
AS134291
2401:2960:3333:3330::34
TECHNO FAQ DIGITAL MEDIA
AS134291