comcast.net SPF record

7 / 10 Lookups

0 Issues

22,784 IPv4 addresses

9.22 ⋅ 10 ¹⁹ IPv6 addresses


                              v=spf1 ip4:96.103.146.48/28 ip4:96.102.19.32/28 ip4:96.102.200.0/28 include:_spfv6.comcast.net include:_spf.mdp.comcast.net include:_ipspf.yahoo.com ~all

Copied

Terms

ip4:

96.103.146.48 / 28

pass if the sender's IP is between
96.103.146.48 and 96.103.146.63 (inclusive).

Comcast Cable Communications

AS7922

or else

ip4:

96.102.19.32 / 28

pass if the sender's IP is between
96.102.19.32 and 96.102.19.47 (inclusive).

Comcast Cable Communications

AS7922

or else

ip4:

96.102.200.0 / 28

pass if the sender's IP is between
96.102.200.0 and 96.102.200.15 (inclusive).

Comcast Cable Communications

AS7922

or else

include:

_spfv6.comcast.net

Evaluate this SPF record and pass if it

passes.

or else

include:

_spf.mdp.comcast.net

Evaluate this SPF record and pass if it

passes.

or else

include:

_ipspf.yahoo.com

Evaluate this SPF record and pass if it

passes.

or else

~all

soft fail the email's SPF check.

Included records

comcast.net

v=spf1 ip4:96.103.146.48/28 ip4:96.102.19.32/28 ip4:96.102.200.0/28 include:_spfv6.comcast.net include:_spf.mdp.comcast.net include:_ipspf.yahoo.com ~all

_spfv6.comcast.net

3 x ip6 ~all

_spf.mdp.comcast.net

a:webmail.comcast.com 4 x ip4 4 x ip6 ~all

_ipspf.yahoo.com

include:_spf1.yahoo.com include:_spf2.yahoo.com include:_spf3.yahoo.com ~all

_spf1.yahoo.com

19 x ip4 ~all

_spf2.yahoo.com

19 x ip4 ~all

_spf3.yahoo.com

16 x ip4 ~all

IP ranges

96.103.146.48 / 28

Comcast Cable Communications

AS7922

96.103.146.48 - 96.103.146.63

16 IP addresses

96.102.19.32 / 28

Comcast Cable Communications

AS7922

96.102.19.32 - 96.102.19.47

16 IP addresses

96.102.200.0 / 28

Comcast Cable Communications

AS7922

96.102.200.0 - 96.102.200.15

16 IP addresses

2001:558:fd01:2bb4:: / 64

Comcast Cable Communications

AS7922

2001:558:fd01:2bb4::

2001:558:fd01:2bb4:ffff:ffff:ffff:ffff

2001:558:fd00:56:: / 64

Comcast Cable Communications

AS7922

2001:558:fd00:56::

2001:558:fd00:56:ffff:ffff:ffff:ffff

2001:558:fd02:2446:: / 64

Comcast Cable Communications

AS7922

2001:558:fd02:2446::

2001:558:fd02:2446:ffff:ffff:ffff:ffff

68.87.29.179

Comcast Cable Communications

AS7922

96.114.127.0 / 27

Comcast Cable Communications

AS7922

96.114.127.0 - 96.114.127.31

32 IP addresses

68.87.28.32 / 27

Comcast Cable Communications

AS7922

68.87.28.32 - 68.87.28.63

32 IP addresses

96.103.94.0 / 26

Comcast Cable Communications

AS7922

96.103.94.0 - 96.103.94.63

64 IP addresses

96.106.48.128 / 26

Comcast Cable Communications

AS7922

96.106.48.128 - 96.106.48.191

64 IP addresses

2001:558:fe14:76:68:87:28:0 / 120

Comcast Cable Communications

AS7922

2001:558:fe14:76:68:87:28:0

2001:558:fe14:76:68:87:28:ff

2001:558:fe21:39:96:114:127:0 / 120

Comcast Cable Communications

AS7922

2001:558:fe21:39:96:114:127:0

2001:558:fe21:39:96:114:127:ff

2001:558:fd01:2b62:: / 64

Comcast Cable Communications

AS7922

2001:558:fd01:2b62::

2001:558:fd01:2b62:ffff:ffff:ffff:ffff

2001:558:fd00:352c:: / 64

Comcast Cable Communications

AS7922

2001:558:fd00:352c::

2001:558:fd00:352c:ffff:ffff:ffff:ffff

27.123.206.0 / 24

27.123.206.0 - 27.123.206.255

256 IP addresses

46.228.39.0 / 24

Yahoo-UK

AS34010

46.228.39.0 - 46.228.39.255

256 IP addresses

66.163.184.0 / 21

Yahoo Holdings

AS36646

66.163.184.0 - 66.163.191.255

2,048 IP addresses

66.196.81.0 / 24

Yahoo Holdings

AS26101

66.196.81.0 - 66.196.81.255

256 IP addresses

67.195.22.0 / 24

Yahoo Holdings

AS36647

67.195.22.0 - 67.195.22.255

256 IP addresses

67.195.60.0 / 24

Yahoo Holdings

AS36647

67.195.60.0 - 67.195.60.255

256 IP addresses

67.195.87.0 / 24

Yahoo Holdings

AS36647

67.195.87.0 - 67.195.87.255

256 IP addresses

68.142.230.0 / 24

Yahoo Holdings

AS26101

68.142.230.0 - 68.142.230.255

256 IP addresses

72.30.234.152 / 29

72.30.234.152 - 72.30.234.159

8 IP addresses

72.30.238.0 / 23

72.30.238.0 - 72.30.239.255

512 IP addresses

74.6.128.0 / 21

Yahoo Holdings

AS26101

74.6.128.0 - 74.6.135.255

2,048 IP addresses

77.238.176.0 / 22

Yahoo-UK

AS34010

77.238.176.0 - 77.238.179.255

1,024 IP addresses

87.248.110.0 / 24

Yahoo-UK

AS34010

87.248.110.0 - 87.248.110.255

256 IP addresses

98.136.164.0 / 24

98.136.164.0 - 98.136.164.255

256 IP addresses

98.136.185.0 / 24

98.136.185.0 - 98.136.185.255

256 IP addresses

98.136.217.0 / 24

Yahoo Holdings

AS36647

98.136.217.0 - 98.136.217.255

256 IP addresses

98.136.218.0 / 24

Yahoo Holdings

AS36647

98.136.218.0 - 98.136.218.255

256 IP addresses

98.137.12.0 / 24

Yahoo Holdings

AS36647

98.137.12.0 - 98.137.12.255

256 IP addresses

98.137.64.0 / 21

Yahoo Holdings

AS36647

98.137.64.0 - 98.137.71.255

2,048 IP addresses

98.137.176.58 / 31

Yahoo Holdings

AS36647

98.137.176.58 - 98.137.176.59

2 IP addresses

98.137.177.247

Yahoo Holdings

AS36647

98.138.84.0 / 22

Yahoo Holdings

AS36646

98.138.84.0 - 98.138.87.255

1,024 IP addresses

98.138.88.0 / 22

Yahoo Holdings

AS36646

98.138.88.0 - 98.138.91.255

1,024 IP addresses

98.138.100.0 / 23

Yahoo Holdings

AS36646

98.138.100.0 - 98.138.101.255

512 IP addresses

98.138.120.0 / 24

Yahoo Holdings

AS36646

98.138.120.0 - 98.138.120.255

256 IP addresses

98.138.215.0 / 24

Yahoo Holdings

AS36646

98.138.215.0 - 98.138.215.255

256 IP addresses

98.138.226.0 / 24

Yahoo Holdings

AS36646

98.138.226.0 - 98.138.226.255

256 IP addresses

98.138.229.0 / 24

Yahoo Holdings

AS36646

98.138.229.0 - 98.138.229.255

256 IP addresses

98.139.164.0 / 24

Yahoo Holdings

AS26101

98.139.164.0 - 98.139.164.255

256 IP addresses

98.139.175.0 / 24

Yahoo Holdings

AS26101

98.139.175.0 - 98.139.175.255

256 IP addresses

98.139.211.0 / 24

Yahoo Holdings

AS26101

98.139.211.0 - 98.139.211.255

256 IP addresses

98.139.212.0 / 23

Yahoo Holdings

AS26101

98.139.212.0 - 98.139.213.255

512 IP addresses

98.139.215.0 / 24

Yahoo Holdings

AS26101

98.139.215.0 - 98.139.215.255

256 IP addresses

98.139.221.0 / 24

Yahoo Holdings

AS26101

98.139.221.0 - 98.139.221.255

256 IP addresses

98.139.244.0 / 24

Yahoo Holdings

AS26101

98.139.244.0 - 98.139.244.255

256 IP addresses

106.10.148.0 / 24

internet content provider

AS56173

106.10.148.0 - 106.10.148.255

256 IP addresses

106.10.150.0 / 23

internet content provider

AS56173

106.10.150.0 - 106.10.151.255

512 IP addresses

106.10.167.0 / 24

internet content provider

AS56173

106.10.167.0 - 106.10.167.255

256 IP addresses

106.10.176.0 / 24

internet content provider

AS56173

106.10.176.0 - 106.10.176.255

256 IP addresses

106.10.240.0 / 22

internet content provider

AS56173

106.10.240.0 - 106.10.243.255

1,024 IP addresses

106.10.244.0 / 24

internet content provider

AS56173

106.10.244.0 - 106.10.244.255

256 IP addresses

116.214.12.0 / 24

Yahoo Global Holdings B.V. Taiwan Branch

AS24506

116.214.12.0 - 116.214.12.255

256 IP addresses

124.108.96.0 / 24

124.108.96.0 - 124.108.96.255

256 IP addresses

188.125.69.0 / 24

Yahoo-UK

AS34010

188.125.69.0 - 188.125.69.255

256 IP addresses

203.188.197.0 / 24

Yahoo Global Holdings B.V. Taiwan Branch

AS24506

203.188.197.0 - 203.188.197.255

256 IP addresses

203.188.200.0 / 24

Yahoo Global Holdings B.V. Taiwan Branch

AS24506

203.188.200.0 - 203.188.200.255

256 IP addresses

203.188.201.12 / 30

Yahoo Global Holdings B.V. Taiwan Branch

AS24506

203.188.201.12 - 203.188.201.15

4 IP addresses

208.71.40.0 / 24

Yahoo Holdings

AS36647

208.71.40.0 - 208.71.40.255

256 IP addresses

208.71.42.0 / 24

Yahoo Holdings

AS36647

208.71.42.0 - 208.71.42.255

256 IP addresses

212.82.96.0 / 24

Yahoo-UK

AS34010

212.82.96.0 - 212.82.96.255

256 IP addresses

212.82.98.0 / 24

Yahoo-UK

AS34010

212.82.98.0 - 212.82.98.255

256 IP addresses

216.39.60.0 / 23

Yahoo Holdings

AS36647

216.39.60.0 - 216.39.61.255

512 IP addresses

216.39.62.0 / 24

Yahoo Holdings

AS36647

216.39.62.0 - 216.39.62.255

256 IP addresses

216.109.114.0 / 24

216.109.114.0 - 216.109.114.255

256 IP addresses