sisqtel.net SPF record

11 / 10 Lookups
2 Issues
284,924 IPv4 addresses
0 IPv6 addresses

There are 2 issues with this SPF record

  • More than 10 DNS lookups were required to process this SPF record.
  • The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable.
v=spf1 include:spf1.neonova.net include:spf.smtp2go.com include:sitespf.everyone.net ?all Copied

Terms

Evaluate this SPF record and pass if it
passes.
or else
Evaluate this SPF record and pass if it
passes.
or else
Evaluate this SPF record and pass if it
passes.
or else
?all
Don't state if this IP is allowed to send this email.

Included records

v=spf1 include:spf1.neonova.net include:spf.smtp2go.com include:sitespf.everyone.net ?all
More than 10 DNS lookups were required to process this SPF record
include:sendgrid.net include:_spf.nrtc.syn-alias.com 3 x ip4 ~all
11 x ip4 include:ab.sendgrid.net ~all
4 x ip4 ~all
mx 4 x ip4 ~all
10 x ip4 ~all
6 x ip4 ptr:outmx.everyone.net ptr:mx.clean.pph4a.pphosted.com ptr:mx.clean.pph5a.pphosted.com include:spfc40.carrierzone.com ?all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable

IP ranges

SendGrid
AS11377
SendGrid
AS11377
SendGrid
AS11377
SendGrid
AS11377
SendGrid
AS11377
SendGrid
AS11377
SendGrid
AS11377
Amazon.com
AS14618
SendGrid
AS11377
SendGrid
AS11377
SendGrid
AS11377
SendGrid
AS11377
SendGrid
AS11377
SendGrid
AS11377
SendGrid
AS11377
Oracle
AS31898
Oracle
AS31898
Oracle
AS31898
Oracle
AS31898
Amazon.com
AS14618
Buggs Island Telephone Cooperative
AS21891
Leaseweb USA
AS30633
Leaseweb USA
AS30633
Arelion Sweden AB
AS1299
Arelion Sweden AB
AS1299
DEFT.COM
AS23352
DEFT.COM
AS23352
Wholesale Services Provider
AS45671
DEFT.COM
AS23352
Wholesale Services Provider
AS45671
Akamai Connected Cloud
AS63949
DataPipe
AS22205
Zayo Bandwidth
AS6461
Proofpoint
AS26211
Proofpoint
AS22843
Proofpoint
AS26211
Proofpoint
AS22843
Internet Names For Business
AS30447
Internet Names For Business
AS30447
Internet Names For Business
AS30447
Expedient
AS17054
Internet Names For Business
AS30447
Internet Names For Business
AS30447