mbsbooks.com SPF record

8 / 10 Lookups

0 Issues

756,612 IPv4 addresses

2.19 ⋅ 10 ²⁴ IPv6 addresses


                              v=spf1 ip4:198.105.13.0/24 include:news.mbsbooks.com include:spf.dynect.net include:spf.protection.outlook.com include:445231.spf01.hubspotemail.net include:us._netblocks.mimecast.com include:spf.mandrillapp.com include:servers.mcsv.net -all

Copied

Terms

ip4:

198.105.13.0 / 24

pass if the sender's IP is between
198.105.13.0 and 198.105.13.255 (inclusive).

MBS Textbook Exchange

AS62992

or else

include:

news.mbsbooks.com

Evaluate this SPF record and pass if it

passes.

or else

include:

spf.dynect.net

Evaluate this SPF record and pass if it

passes.

or else

include:

spf.protection.outlook.com

Evaluate this SPF record and pass if it

passes.

Microsoft 365 / Outlook

Inbox software

or else

include:

445231.spf01.hubspotemail.net

Evaluate this SPF record and pass if it

passes.

Hubspot

Email marketing

or else

include:

us._netblocks.mimecast.com

Evaluate this SPF record and pass if it

passes.

or else

include:

spf.mandrillapp.com

Evaluate this SPF record and pass if it

passes.

Mandrill

Email automation

or else

include:

servers.mcsv.net

Evaluate this SPF record and pass if it

passes.

MailChimp

Email marketing

or else

-all

fail the email's SPF check.

Included records

mbsbooks.com

v=spf1 ip4:198.105.13.0/24 include:news.mbsbooks.com include:spf.dynect.net include:spf.protection.outlook.com include:445231.spf01.hubspotemail.net include:us._netblocks.mimecast.com include:spf.mandrillapp.com include:servers.mcsv.net -all

news.mbsbooks.com

include:cust-spf.exacttarget.com -all

cust-spf.exacttarget.com

50 x ip4 -all

spf.dynect.net

31 x ip4 -all

spf.protection.outlook.com

6 x ip4 5 x ip6 -all

445231.spf01.hubspotemail.net

19 x ip4 -all

us._netblocks.mimecast.com

14 x ip4 ~all

spf.mandrillapp.com

12 x ip4 ~all

servers.mcsv.net

3 x ip4 -all

IP ranges

198.105.13.0 / 24

MBS Textbook Exchange

AS62992

198.105.13.0 - 198.105.13.255

256 IP addresses

64.132.92.0 / 24

Salesforce.com

AS22606

64.132.92.0 - 64.132.92.255

256 IP addresses

64.132.88.0 / 23

Salesforce.com

AS22606

64.132.88.0 - 64.132.89.255

512 IP addresses

66.231.80.0 / 20

Salesforce.com

AS14340

66.231.80.0 - 66.231.95.255

4,096 IP addresses

68.232.192.0 / 20

Salesforce.com

AS14340

68.232.192.0 - 68.232.207.255

4,096 IP addresses

199.122.120.0 / 21

Salesforce.com

AS14340

199.122.120.0 - 199.122.127.255

2,048 IP addresses

207.67.38.0 / 24

Salesforce.com

AS22606

207.67.38.0 - 207.67.38.255

256 IP addresses

128.17.0.0 / 20

Salesforce.com

AS14340

128.17.0.0 - 128.17.15.255

4,096 IP addresses

128.17.64.0 / 20

Salesforce.com

AS14340

128.17.64.0 - 128.17.79.255

4,096 IP addresses

128.17.128.0 / 20

Salesforce.com

AS14340

128.17.128.0 - 128.17.143.255

4,096 IP addresses

128.17.192.0 / 20

Salesforce.com

AS14340

128.17.192.0 - 128.17.207.255

4,096 IP addresses

128.245.0.0 / 20

Salesforce.com

AS14340

128.245.0.0 - 128.245.15.255

4,096 IP addresses

128.245.64.0 / 20

Salesforce.com

AS14340

128.245.64.0 - 128.245.79.255

4,096 IP addresses

13.111.191.0 / 24

Salesforce.com

AS14340

13.111.191.0 - 13.111.191.255

256 IP addresses

128.245.242.0 / 24

Salesforce.com

AS14340

128.245.242.0 - 128.245.242.255

256 IP addresses

128.245.243.0 / 24

Salesforce.com

AS14340

128.245.243.0 - 128.245.243.255

256 IP addresses

128.245.244.0 / 24

Salesforce.com

AS14340

128.245.244.0 - 128.245.244.255

256 IP addresses

128.245.245.0 / 24

Salesforce.com

AS14340

128.245.245.0 - 128.245.245.255

256 IP addresses

128.245.246.0 / 24

Salesforce.com

AS14340

128.245.246.0 - 128.245.246.255

256 IP addresses

128.245.247.0 / 24

Salesforce.com

AS14340

128.245.247.0 - 128.245.247.255

256 IP addresses

128.245.176.0 / 20

Salesforce.com

AS14340

128.245.176.0 - 128.245.191.255

4,096 IP addresses

136.147.224.0 / 20

Salesforce.com

AS14340

136.147.224.0 - 136.147.239.255

4,096 IP addresses

207.67.98.192 / 27

Level 3 Parent

AS3549

207.67.98.192 - 207.67.98.223

32 IP addresses

207.250.68.0 / 24

Salesforce.com

AS22606

207.250.68.0 - 207.250.68.255

256 IP addresses

209.43.22.0 / 28

LightBound

AS7332

209.43.22.0 - 209.43.22.15

16 IP addresses

198.245.80.0 / 20

Salesforce.com

AS14340

198.245.80.0 - 198.245.95.255

4,096 IP addresses

136.147.128.0 / 20

Salesforce.com

AS14340

136.147.128.0 - 136.147.143.255

4,096 IP addresses

136.147.176.0 / 20

Salesforce.com

AS14340

136.147.176.0 - 136.147.191.255

4,096 IP addresses

13.111.0.0 / 16

Salesforce.com

AS14340

13.111.0.0 - 13.111.255.255

65,536 IP addresses

161.71.32.0 / 19

Salesforce.com

AS14340

161.71.32.0 - 161.71.63.255

8,192 IP addresses

161.71.64.0 / 20

Salesforce.com

AS14340

161.71.64.0 - 161.71.79.255

4,096 IP addresses

13.110.208.0 / 21

Salesforce.com

AS14340

13.110.208.0 - 13.110.215.255

2,048 IP addresses

13.110.216.0 / 22

Salesforce.com

AS14340

13.110.216.0 - 13.110.219.255

1,024 IP addresses

13.108.16.0 / 20

Salesforce.com

AS14340

13.108.16.0 - 13.108.31.255

4,096 IP addresses

136.146.128.0 / 20

Salesforce.com

AS14340

136.146.128.0 - 136.146.143.255

4,096 IP addresses

129.77.16.0 / 20

Salesforce.com

AS14340

129.77.16.0 - 129.77.31.255

4,096 IP addresses

13.110.224.0 / 20

Salesforce.com

AS14340

13.110.224.0 - 13.110.239.255

4,096 IP addresses

159.92.157.0 / 24

Salesforce.com

AS14340

159.92.157.0 - 159.92.157.255

256 IP addresses

159.92.158.0 / 24

Salesforce.com

AS14340

159.92.158.0 - 159.92.158.255

256 IP addresses

159.92.159.0 / 24

Salesforce.com

AS14340

159.92.159.0 - 159.92.159.255

256 IP addresses

159.92.160.0 / 24

Salesforce.com

AS14340

159.92.160.0 - 159.92.160.255

256 IP addresses

159.92.161.0 / 24

Salesforce.com

AS14340

159.92.161.0 - 159.92.161.255

256 IP addresses

159.92.162.0 / 24

Salesforce.com

AS14340

159.92.162.0 - 159.92.162.255

256 IP addresses

159.92.154.0 / 24

Salesforce.com

AS14340

159.92.154.0 - 159.92.154.255

256 IP addresses

128.245.240.0 / 24

Salesforce.com

AS14340

128.245.240.0 - 128.245.240.255

256 IP addresses

128.245.241.0 / 24

Salesforce.com

AS14340

128.245.241.0 - 128.245.241.255

256 IP addresses

159.92.155.0 / 24

Salesforce.com

AS14340

159.92.155.0 - 159.92.155.255

256 IP addresses

159.92.163.0 / 24

Salesforce.com

AS14340

159.92.163.0 - 159.92.163.255

256 IP addresses

159.92.164.0 / 22

Salesforce.com

AS14340

159.92.164.0 - 159.92.167.255

1,024 IP addresses

159.92.168.0 / 21

Salesforce.com

AS14340

159.92.168.0 - 159.92.175.255

2,048 IP addresses

128.245.248.0 / 21

Salesforce.com

AS14340

128.245.248.0 - 128.245.255.255

2,048 IP addresses

208.76.56.0 / 21

208.76.56.0 - 208.76.63.255

2,048 IP addresses

216.146.32.0 / 20

Oracle

AS31898

216.146.32.0 - 216.146.47.255

4,096 IP addresses

80.231.25.0 / 24

TATA COMMUNICATIONS (AMERICA)

AS6453

80.231.25.0 - 80.231.25.255

256 IP addresses

80.231.219.0 / 24

TATA COMMUNICATIONS (AMERICA)

AS6453

80.231.219.0 - 80.231.219.255

256 IP addresses

103.11.200.0 / 22

103.11.200.0 - 103.11.203.255

1,024 IP addresses

199.19.0.0 / 21

199.19.0.0 - 199.19.7.255

2,048 IP addresses

204.13.248.0 / 22

204.13.248.0 - 204.13.251.255

1,024 IP addresses

208.78.68.0 / 22

Oracle

AS31898

208.78.68.0 - 208.78.71.255

1,024 IP addresses

162.88.36.0 / 23

Oracle

AS31898

162.88.36.0 - 162.88.37.255

512 IP addresses

162.88.4.0 / 23

Oracle

AS31898

162.88.4.0 - 162.88.5.255

512 IP addresses

162.88.24.0 / 24

Oracle

AS31898

162.88.24.0 - 162.88.24.255

256 IP addresses

162.88.28.0 / 24

162.88.28.0 - 162.88.28.255

256 IP addresses

10.144.155.128 / 26

Reserved IP

Private-Use ^[1]

10.144.155.128 - 10.144.155.191

64 IP addresses

129.148.164.0 / 25

Oracle

AS31898

129.148.164.0 - 129.148.164.127

128 IP addresses

129.148.215.0 / 25

Oracle

AS31898

129.148.215.0 - 129.148.215.127

128 IP addresses

129.149.6.0 / 25

Oracle

AS31898

129.149.6.0 - 129.149.6.127

128 IP addresses

129.149.38.0 / 25

Oracle

AS31898

129.149.38.0 - 129.149.38.127

128 IP addresses

138.1.170.0 / 24

Oracle

AS31898

138.1.170.0 - 138.1.170.255

256 IP addresses

147.154.32.0 / 25

Oracle

AS31898

147.154.32.0 - 147.154.32.127

128 IP addresses

147.154.63.0 / 24

Oracle

AS31898

147.154.63.0 - 147.154.63.255

256 IP addresses

147.154.126.0 / 24

Oracle

AS31898

147.154.126.0 - 147.154.126.255

256 IP addresses

147.154.191.0 / 24

Oracle

AS31898

147.154.191.0 - 147.154.191.255

256 IP addresses

162.88.24.0 / 21

Oracle

AS31898

162.88.24.0 - 162.88.31.255

2,048 IP addresses

192.29.72.0 / 25

Oracle

AS31898

192.29.72.0 - 192.29.72.127

128 IP addresses

192.29.88.0 / 25

Oracle

AS31898

192.29.88.0 - 192.29.88.127

128 IP addresses

192.29.103.128 / 25

Oracle

AS31898

192.29.103.128 - 192.29.103.255

128 IP addresses

192.29.134.0 / 25

Oracle

AS31898

192.29.134.0 - 192.29.134.127

128 IP addresses

155.248.148.0 / 25

Oracle

AS31898

155.248.148.0 - 155.248.148.127

128 IP addresses

131.186.12.0 / 25

Oracle

AS31898

131.186.12.0 - 131.186.12.127

128 IP addresses

138.1.156.112

Oracle

AS31898

130.35.132.195

Oracle

AS31898

40.92.0.0 / 15

Microsoft

AS8075

40.92.0.0 - 40.93.255.255

131,072 IP addresses

40.107.0.0 / 16

Microsoft

AS8075

40.107.0.0 - 40.107.255.255

65,536 IP addresses

52.100.0.0 / 15

Microsoft

AS8075

52.100.0.0 - 52.101.255.255

131,072 IP addresses

52.102.0.0 / 16

Microsoft

AS8075

52.102.0.0 - 52.102.255.255

65,536 IP addresses

52.103.0.0 / 17

Microsoft

AS8075

52.103.0.0 - 52.103.127.255

32,768 IP addresses

104.47.0.0 / 17

Microsoft

AS8075

104.47.0.0 - 104.47.127.255

32,768 IP addresses

2a01:111:f400:: / 48

Microsoft

AS8075

2a01:111:f400::

2a01:111:f400:ffff:ffff:ffff:ffff:ffff

2a01:111:f403:: / 49

Microsoft

AS8075

2a01:111:f403::

2a01:111:f403:7fff:ffff:ffff:ffff:ffff

2a01:111:f403:8000:: / 51

Microsoft

AS8075

2a01:111:f403:8000::

2a01:111:f403:9fff:ffff:ffff:ffff:ffff

2a01:111:f403:c000:: / 51

Microsoft

AS8075

2a01:111:f403:c000::

2a01:111:f403:dfff:ffff:ffff:ffff:ffff

2a01:111:f403:f000:: / 52

Microsoft

AS8075

2a01:111:f403:f000::

2a01:111:f403:ffff:ffff:ffff:ffff:ffff

3.93.157.0 / 24

Amazon.com

AS14618

3.93.157.0 - 3.93.157.255

256 IP addresses

3.210.190.0 / 24

Amazon.com

AS14618

3.210.190.0 - 3.210.190.255

256 IP addresses

18.208.124.128 / 25

Amazon.com

AS14618

18.208.124.128 - 18.208.124.255

128 IP addresses

54.174.52.0 / 24

Amazon.com

AS14618

54.174.52.0 - 54.174.52.255

256 IP addresses

54.174.57.0 / 24

Amazon.com

AS14618

54.174.57.0 - 54.174.57.255

256 IP addresses

54.174.59.0 / 24

Amazon.com

AS14618

54.174.59.0 - 54.174.59.255

256 IP addresses

54.174.60.0 / 23

Amazon.com

AS14618

54.174.60.0 - 54.174.61.255

512 IP addresses

54.174.63.0 / 24

Amazon.com

AS14618

54.174.63.0 - 54.174.63.255

256 IP addresses

108.179.144.0 / 20

Amazon.com

AS16509

108.179.144.0 - 108.179.159.255

4,096 IP addresses

139.180.17.0 / 24

Amazon.com

AS14618

139.180.17.0 - 139.180.17.255

256 IP addresses

141.193.184.32 / 27

Amazon.com

AS14618

141.193.184.32 - 141.193.184.63

32 IP addresses

141.193.184.64 / 26

Amazon.com

AS14618

141.193.184.64 - 141.193.184.127

64 IP addresses

141.193.184.128 / 25

Amazon.com

AS14618

141.193.184.128 - 141.193.184.255

128 IP addresses

141.193.185.32 / 27

Amazon.com

AS16509

141.193.185.32 - 141.193.185.63

32 IP addresses

141.193.185.64 / 26

Amazon.com

AS16509

141.193.185.64 - 141.193.185.127

64 IP addresses

141.193.185.128 / 25

Amazon.com

AS16509

141.193.185.128 - 141.193.185.255

128 IP addresses

143.244.80.0 / 20

Amazon.com

AS14618

143.244.80.0 - 143.244.95.255

4,096 IP addresses

158.247.16.0 / 20

Amazon.com

AS14618

158.247.16.0 - 158.247.31.255

4,096 IP addresses

216.139.64.0 / 19

Amazon.com

AS16509

216.139.64.0 - 216.139.95.255

8,192 IP addresses

207.211.31.0 / 25

Navisite Opco

AS14135

207.211.31.0 - 207.211.31.127

128 IP addresses

205.139.110.0 / 24

Mimecast North America

AS30031

205.139.110.0 - 205.139.110.255

256 IP addresses

216.205.24.0 / 24

Mimecast North America

AS30031

216.205.24.0 - 216.205.24.255

256 IP addresses

170.10.129.0 / 24

Mimecast North America

AS30031

170.10.129.0 - 170.10.129.255

256 IP addresses

63.128.21.0 / 24

Mimecast North America

AS30031

63.128.21.0 - 63.128.21.255

256 IP addresses

170.10.133.0 / 24

Mimecast North America

AS30031

170.10.133.0 - 170.10.133.255

256 IP addresses

185.58.84.93

Mimecast Services

AS42427

207.211.41.113

Navisite Opco

AS14135

207.211.30.64 / 26

Mimecast North America

AS30031

207.211.30.64 - 207.211.30.127

64 IP addresses

207.211.30.128 / 25

Mimecast North America

AS30031

207.211.30.128 - 207.211.30.255

128 IP addresses

216.145.221.0 / 24

Amazon.com

AS14618

216.145.221.0 - 216.145.221.255

256 IP addresses

170.10.128.0 / 24

Mimecast North America

AS30031

170.10.128.0 - 170.10.128.255

256 IP addresses

170.10.132.56 / 29

Mimecast North America

AS30031

170.10.132.56 - 170.10.132.63

8 IP addresses

170.10.132.64 / 29

Mimecast North America

AS30031

170.10.132.64 - 170.10.132.71

8 IP addresses

198.2.128.0 / 24

MailChimp

AS14782

198.2.128.0 - 198.2.128.255

256 IP addresses

198.2.132.0 / 22

MailChimp

AS14782

198.2.132.0 - 198.2.135.255

1,024 IP addresses

198.2.136.0 / 23

MailChimp

AS14782

198.2.136.0 - 198.2.137.255

512 IP addresses

198.2.145.0 / 24

MailChimp

AS14782

198.2.145.0 - 198.2.145.255

256 IP addresses

198.2.186.0 / 23

MailChimp

AS14782

198.2.186.0 - 198.2.187.255

512 IP addresses

205.201.131.128 / 25

MailChimp

AS14782

205.201.131.128 - 205.201.131.255

128 IP addresses

205.201.134.128 / 25

MailChimp

AS14782

205.201.134.128 - 205.201.134.255

128 IP addresses

205.201.136.0 / 23

MailChimp

AS14782

205.201.136.0 - 205.201.137.255

512 IP addresses

205.201.139.0 / 24

MailChimp

AS14782

205.201.139.0 - 205.201.139.255

256 IP addresses

198.2.177.0 / 24

MailChimp

AS14782

198.2.177.0 - 198.2.177.255

256 IP addresses

198.2.178.0 / 23

MailChimp

AS14782

198.2.178.0 - 198.2.179.255

512 IP addresses

198.2.180.0 / 24

MailChimp

AS14782

198.2.180.0 - 198.2.180.255

256 IP addresses

205.201.128.0 / 20

MailChimp

AS14782

205.201.128.0 - 205.201.143.255

4,096 IP addresses

198.2.128.0 / 18

MailChimp

AS14782

198.2.128.0 - 198.2.191.255

16,384 IP addresses

148.105.0.0 / 16

MailChimp

AS14782

148.105.0.0 - 148.105.255.255

65,536 IP addresses