SPF Check:
soprano.fi

1. Specify domain name

Enter a domain to be checked for the SPF record
2. Specify IP address (optional)
Enter any IP address to check if it is authorized to send e-mails by the SPF record

What is the SPF lookup for?

With the SPF lookup you analyze the SPF record of a domain for errors, security risks and authorized IP addresses. Optionally, you can specify an IP address to check if it is authorized to send e-mail on behalf of the domain. The SPF lookup analyzes registered TXT records in real time. If you want to specify an SPF record manually, use the SPF Analyzer.

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SPF check passed

Your SPF record check result
  •   SPF record found
  •   Syntax check: 0 errors
  •   Email Anti-Spoofing: Good
Summary of the SPF check

Does a valid SPF record exist?
An SPF record was found for the domain soprano.fi.
The SPF record for soprano.fi is valid.
The syntax check of the SPF record shows no obvious errors.

Which IP-s are legitimate to send emails?
The SPF record contains a reference to external rules, which means that the validity of the SPF record depends on at least one other domain. A detailed list of the rules used externally can be found in the analysis result. In total, 39 IP address(es) were authorized by the SPF record to send emails.

The SPF record analysis was performed on 25.07.2024 at 19:45:42 clock.

Lookup for the domain:
soprano.fi
IP address to be checked:
no IP address specified
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Evaluation for the domain soprano.fi 

Nameserverset:
ns1.dnadns.fi
ns3.dnadns.fi
ns2.dnadns.fi
Determined SPF record:
Legitimated IP addresses:
IP Provider / ASN DNSBL-Check
135.181.214.124 Hetzner Online GmbH blacklist 
135.181.114.249 Hetzner Online GmbH blacklist 
2a01:4f9:4b:1ac6:0:0:0:2 Hetzner Online GmbH blacklist 
2a01:4f9:3a:2c43:0:0:0:2 Hetzner Online GmbH blacklist 
52.101.68.0 MICROSOFT-CORP-MSN-AS-BLOCK blacklist 
52.101.68.10 MICROSOFT-CORP-MSN-AS-BLOCK blacklist 
52.101.73.30 MICROSOFT-CORP-MSN-AS-BLOCK blacklist 
52.101.73.21 MICROSOFT-CORP-MSN-AS-BLOCK blacklist 
213.157.64.32 Telia Cygate Oy blacklist 
40.92.0.0/15
MICROSOFT-CORP-MSN-AS-BLOCK blacklist 
40.107.0.0/16
MICROSOFT-CORP-MSN-AS-BLOCK blacklist 
52.100.0.0/14
MICROSOFT-CORP-MSN-AS-BLOCK blacklist 
104.47.0.0/17
MICROSOFT-CORP-MSN-AS-BLOCK blacklist 
2a01:111:f400::/48
MICROSOFT-CORP-MSN-AS-BLOCK blacklist 
2a01:111:f403::/49
MICROSOFT-CORP-MSN-AS-BLOCK blacklist 
2a01:111:f403:8000::/51
MICROSOFT-CORP-MSN-AS-BLOCK blacklist 
2a01:111:f403:c000::/51
MICROSOFT-CORP-MSN-AS-BLOCK blacklist 
2a01:111:f403:f000::/52
MICROSOFT-CORP-MSN-AS-BLOCK blacklist 
213.157.70.72/29
Telia Cygate Oy blacklist 
213.157.70.80/31
Telia Cygate Oy blacklist 
167.89.0.0/17
SENDGRID blacklist 
208.117.48.0/20
SENDGRID blacklist 
50.31.32.0/19
SENDGRID blacklist 
198.37.144.0/20
SENDGRID blacklist 
198.21.0.0/21
SENDGRID blacklist 
192.254.112.0/20
SENDGRID blacklist 
168.245.0.0/17
SENDGRID blacklist 
149.72.0.0/16
AMAZON-AES blacklist 
159.183.0.0/16
SENDGRID blacklist 
223.165.113.0/24
SENDGRID blacklist 
223.165.115.0/24
SENDGRID blacklist 
223.165.118.0/23
SENDGRID blacklist 
223.165.120.0/23
SENDGRID blacklist 
104.47.2.108 MICROSOFT-CORP-MSN-AS-BLOCK blacklist 
188.165.139.234 OVH SAS blacklist 
212.16.101.51 Backbone Networks Europe Inc blacklist 
91.209.29.24 Oulun DataCenter Oy blacklist 
185.55.176.116 Oulun DataCenter Oy blacklist 
185.162.156.65 Ficolo Oy blacklist 
SPF-Syntax Check:
Analysis result of the SPF record for the domain: soprano.fi

SPF record available?

We found an SPF record for the domain.

v=spf1

Are the server addresses allowed to send e-mails?

The mechanism 'a' was set in the SPF record. The following IP addresses are allowed to send

135.181.214.124
135.181.114.249
2a01:4f9:4b:1ac6:0:0:0:2
2a01:4f9:3a:2c43:0:0:0:2

Are the registered mail servers allowed to send e-mails?

The mechanism 'mx' was set in the SPF entry. The following hosts are allowed to send

soprano-fi.mail.protection.outlook.com
soprano-fi.mail.protection.outlook.com
soprano-fi.mail.protection.outlook.com
soprano-fi.mail.protection.outlook.com

Additionally authorized IPv4 addresses

Explicit IPv4 addresses in the SPF record have been authorized to send

213.157.64.32
104.47.2.108
188.165.139.234
212.16.101.51
91.209.29.24
185.55.176.116
185.162.156.65

Additional external SPF records

We could find other records authorized in the SPF record

include:spf.protection.outlook.com
v=spf1 ip4:40.92.0.0/15 ip4:40.107.0.0/16 ip4:52.100.0.0/14 ip4:104.47.0.0/17 ip6:2a01:111:f400::/48 ip6:2a01:111:f403::/49 ip6:2a01:111:f403:8000::/51 ip6:2a01:111:f403:c000::/51 ip6:2a01:111:f403:f000::/52 -all
ipv4:
40.92.0.0/15
ipv4:
40.107.0.0/16
ipv4:
52.100.0.0/14
ipv4:
104.47.0.0/17
ipv6:
2a01:111:f400::/48
ipv6:
2a01:111:f403::/49
ipv6:
2a01:111:f403:8000::/51
ipv6:
2a01:111:f403:c000::/51
ipv6:
2a01:111:f403:f000::/52
include:mail.webropolsurveys.com
v=spf1 ip4:213.157.70.72/29 ip4:213.157.70.80/31 ~all
ipv4:
213.157.70.72/29
ipv4:
213.157.70.80/31
include:sendgrid.net
v=spf1 ip4:167.89.0.0/17 ip4:208.117.48.0/20 ip4:50.31.32.0/19 ip4:198.37.144.0/20 ip4:198.21.0.0/21 ip4:192.254.112.0/20 ip4:168.245.0.0/17 ip4:149.72.0.0/16 ip4:159.183.0.0/16 include:ab.sendgrid.net ~all
ipv4:
167.89.0.0/17
ipv4:
208.117.48.0/20
ipv4:
50.31.32.0/19
ipv4:
198.37.144.0/20
ipv4:
198.21.0.0/21
ipv4:
192.254.112.0/20
ipv4:
168.245.0.0/17
ipv4:
149.72.0.0/16
ipv4:
159.183.0.0/16
include:ab.sendgrid.net
v=spf1 ip4:223.165.113.0/24 ip4:223.165.115.0/24 ip4:223.165.118.0/23 ip4:223.165.120.0/23 ~all
ipv4:
223.165.113.0/24
ipv4:
223.165.115.0/24
ipv4:
223.165.118.0/23
ipv4:
223.165.120.0/23

E-Mail handling

How should the checkHost() function of the e-mail server handle the e-mail? (syntax )

~all
SoftFail (non-compliant e-mails are accepted but marked)

Will be forwarded to another SPF record?

There is no reference to any other SPF record

Additionally authorized A-records?

In addition to the A-Records stored in the DNS, we could not find any other records authorized in the SPF-Record.

Additionally authorized MX records

We could not find any other records authorized in the SPF record besides the MX records stored in the DNS

Additionally authorized IPv6 addresses

No explicit IPv6 addresses in the SPF record have been authorised to send

How is the sender informed?

The exp mechanism acts as a return to the sender if the IP address was not authorized to send and notify them. None was found.

PTR (obsolete mechanism)

The ptr mechanism is deprecated, slow and insecure and should not be used

PTR:

The ptr mechanism is deprecated, slow and insecure and should not be used

Authorize IP addresses with markers

When SPF is evaluated, macros can specifically authorize Ip addresses based on the request or connection of the user or client (RFC7208 )

Receiver address

analysis.ra-missing

Amount of reports

analysis.rp-missing

Report selection

analysis.rr-missing

Unknown mechanisms

No unknown mechanisms were found in the SPF record.

Recently performed SPF lookups

Server IP Address

We have determined the following IP address for the domain:

No domain specified

Reverse address

We have determined the following name for the server IP address:

fi-t2.seravo.net

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