SPF Check:
wfg-nf.de

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 wfg-nf.de.
The SPF record for wfg-nf.de 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, 46 IP address(es) were authorized by the SPF record to send emails.

The SPF record analysis was performed on 28.03.2024 at 13:04:19 clock.

Lookup for the domain:
wfg-nf.de
IP address to be checked:
no IP address specified
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Evaluation for the domain wfg-nf.de 

Nameserverset:
a.ns14.net
b.ns14.net
c.ns14.net
d.ns14.net
Determined SPF record:
Legitimated IP addresses:
IP Provider / ASN DNSBL-Check
62.116.181.116 InterNetX GmbH blacklist 
94.100.136.7 kyberio GmbH blacklist 
94.100.132.8 MK Netzdienste GmbH blacklist 
94.100.136.8 kyberio GmbH blacklist 
94.100.134.8 HKN GmbH blacklist 
62.116.162.145 InterNetX GmbH blacklist 
2001:4178:3:1382:62:116:162:145 InterNetX GmbH blacklist 
62.116.181.118 InterNetX GmbH blacklist 
62.116.181.117 InterNetX GmbH blacklist 
62.116.181.116 InterNetX GmbH blacklist 
2001:4178:2:1173:62:116:181:118 InterNetX GmbH blacklist 
2001:4178:2:1173:62:116:181:117 InterNetX GmbH blacklist 
2001:4178:2:1173:62:116:181:116 InterNetX GmbH blacklist 
178.77.121.128/26
PlusServer GmbH blacklist 
158.69.163.48/29
OVH SAS blacklist 
46.4.238.128/29
Hetzner Online GmbH blacklist 
194.42.96.0/23
AMAZON-02 blacklist 
2607:5300:203:fe1::/112
OVH SAS 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 
83.246.65.0/24
kyberio GmbH blacklist 
185.140.204.0/22
HKN GmbH blacklist 
94.100.128.0/20
- blacklist 
81.20.94.0/24
QualityHosting AG blacklist 
173.45.18.0/24
AMC blacklist 
52.62.123.207/32
AMAZON-02 blacklist 
52.62.108.212/32
AMAZON-02 blacklist 
129.232.203.80/28
xneelo blacklist 
209.172.38.64/27
IWEB-AS blacklist 
108.163.133.224/27
IWEB-AS blacklist 
193.135.100.0/27
Bluewin blacklist 
199.27.221.76 EPIC-IS blacklist 
216.46.11.238 OPENFACE blacklist 
216.46.11.244 OPENFACE blacklist 
199.27.221.81 EPIC-IS blacklist 
199.27.221.82 EPIC-IS blacklist 
52.62.114.130 AMAZON-02 blacklist 
52.62.125.178 AMAZON-02 blacklist 
92.54.27.0/24
Claranet Limited blacklist 
SPF-Syntax Check:
Analysis result of the SPF record for the domain: wfg-nf.de

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

62.116.181.116

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

mx04.hornetsecurity.com
mx01.hornetsecurity.com
mx02.hornetsecurity.com
mx03.hornetsecurity.com

Additional external SPF records

We could find other records authorized in the SPF record

include:corax.de
v=spf1 mx ip4:62.116.181.118 ip4:62.116.181.117 ip4:62.116.181.116 ip6:2001:4178:2:1173:62:116:181:118 ip6:2001:4178:2:1173:62:116:181:117 ip6:2001:4178:2:1173:62:116:181:116 ~all
mx:
mailproxy.domain-robot.org
mx:
mailproxy.domain-robot.org
ipv4:
62.116.181.118
ipv4:
62.116.181.117
ipv4:
62.116.181.116
ipv6:
2001:4178:2:1173:62:116:181:118
ipv6:
2001:4178:2:1173:62:116:181:117
ipv6:
2001:4178:2:1173:62:116:181:116
include:spf.crsend.com
v=spf1 ip4:178.77.121.128/26 ip4:158.69.163.48/29 ip4:46.4.238.128/29 ip4:194.42.96.0/23 ip6:2607:5300:203:fe1::/112 ~all
ipv4:
178.77.121.128/26
ipv4:
158.69.163.48/29
ipv4:
46.4.238.128/29
ipv4:
194.42.96.0/23
ipv6:
2607:5300:203:fe1::/112
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:spf.hornetsecurity.com
v=spf1 ip4:83.246.65.0/24 ip4:185.140.204.0/22 ip4:94.100.128.0/20 ip4:81.20.94.0/24 ip4:173.45.18.0/24 ip4:52.62.123.207/32 ip4:52.62.108.212/32 ip4:129.232.203.80/28 ip4:209.172.38.64/27 ip4:108.163.133.224/27 ip4:193.135.100.0/27 ip4:199.27.221.76 ip4:216.46.11.238 ip4:216.46.11.244 ip4:199.27.221.81 ip4:199.27.221.82 ip4:52.62.114.130 ip4:52.62.125.178 ip4:92.54.27.0/24 ~all
ipv4:
83.246.65.0/24
ipv4:
185.140.204.0/22
ipv4:
94.100.128.0/20
ipv4:
81.20.94.0/24
ipv4:
173.45.18.0/24
ipv4:
52.62.123.207/32
ipv4:
52.62.108.212/32
ipv4:
129.232.203.80/28
ipv4:
209.172.38.64/27
ipv4:
108.163.133.224/27
ipv4:
193.135.100.0/27
ipv4:
199.27.221.76
ipv4:
216.46.11.238
ipv4:
216.46.11.244
ipv4:
199.27.221.81
ipv4:
199.27.221.82
ipv4:
52.62.114.130
ipv4:
52.62.125.178
ipv4:
92.54.27.0/24

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 IPv4 addresses

No explicit IPv4 addresses in the SPF record have been authorised to send

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:

srv01.leapfrog.com.de

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