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87
Total
80
DNS
90
Email
88
Security
70
Network
100
Availability
Domainpaessler.com
IPv42
IPv62
MX records1
StatusActive
Domain technical report

Paessler - The Monitoring Experts

paessler.com

Paessler is the producer of PRTG, the highly powerful network monitoring software ✓ PRTG monitors your whole IT infrastructure 24/7 and alerts you to problems before users even notice.

Generated: 2026-08-10T02:22:08-05:00 · Cached result

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IPv42
IPv62
MX1
NS2

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

2 IPv4 address(es) detected.

✓
IPv6 (AAAA)10 / 10 pts · Dns

2 IPv6 address(es) detected.

✓
Name server redundancy20 / 20 pts · Dns

2 NS record(s); 2 or more required.

✓
SOA record10 / 10 pts · Dns

Authoritative zone record.

!
DNSSEC chain0 / 15 pts · Dns

Both DS and DNSKEY are required.

!
CAA policy0 / 5 pts · Dns

Certificate authority restriction.

✓
DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

✓
MX records20 / 20 pts · Mail

1 MX record(s).

✓
SPF25 / 25 pts · Mail

SPF policy published.

✓
DMARC25 / 25 pts · Mail

DMARC policy published.

✓
DKIM20 / 20 pts · Mail

A DKIM selector was verified.

!
MTA-STS0 / 5 pts · Mail

Mail transport policy.

!
TLS-RPT0 / 5 pts · Mail

TLS reporting policy.

✓
Valid TLS certificate55 / 55 pts · Security

47 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers23 / 35 pts · Security

6 of 9 evaluated headers detected.

!
PTR reverse DNS0 / 30 pts · Network

PTR not detected.

✓
IPv4 diversity35 / 35 pts · Network

Two or more IPv4 addresses receive full points.

✓
IPv6 connectivity35 / 35 pts · Network

AAAA availability.

✓
DNS resolution40 / 40 pts · Availability

At least one address family must resolve.

✓
HTTP response40 / 40 pts · Availability

HTTP/2 200

✓
HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

2 record(s)
104.19.149.45
104.19.148.45

AAAA

2 record(s)
2606:4700::6813:942d
2606:4700::6813:952d

CNAME

0 record(s)
—

Not configured

MX

1 record(s)
1 paessler-com.mail.protection.outlook.com.

TXT

18 record(s)
"anthropic-domain-verification-5pgxvm=cFHEHFyIZipm92dWY8jZS0R7W"
"sophos-domain-verification=44c1b0da6d18aa6c16efcccc475e940091773bad"
"miro-verification=96e0acee03579368440ce856eb5112a224d1c88a"
"google-site-verification=7IzD9GFjT1aHZ6Qui5pECY8Au3zK2e1ehXiJkm6p6ys"
"logmein-verification-code=ea9ddda9-4cb9-489c-a7cd-0e5b417b8ead"
"google-site-verification=2NUIJ4wYcjUv_bPoTPp9Fvj3y7nleD7JxIA1tTkWFKg"
"have-i-been-pwned-verification=2142d908afd442e47633e778e5482b96"
"q86pbnj96zxpn630wjjnypwys9hk8xzn"
"google-site-verification=Blq3-berfiFCU5aglwhImD0KyDbIW9w6X3RWRxBcD48"
"ZOOM_verify_6IKiIQbURl2eEid7OLBJkg"
"cursor-domain-verification-24t60a=KMtXZx9OL37ur7QkEqMl7eUYN"
"google-site-verification=pytKUBZvcrpvMe01MyYc5VhFv5Vo6_f4D6IE6Uc_Jpo"
"v=spf1 ip4:62.146.75.210 ip4:62.146.75.212 include:sendgrid.net include:spf.protection.outlook.com include:2990530.spf10.hubspotemail.net ip4:91.250.95.71 ip4:92.51.187.64/27 ip4:83.169.51.224/27 ip4:80.237.187.32/28 ip4:91.250.74.128/27 ip4:87.230.74.128" "/28 ip4:91.250.95.64/26 ip4:85.25.89.0/24 include:fdspfus.freshemail.io include:fdspfeuc.freshemail.io ip4:147.160.167.0/26 ip4:52.49.201.246 ip4:52.49.235.189 ip4:23.21.109.197 ip4:23.21.109.212 ip4:88.99.206.140 ip4:40.68.36.243 include:_spf.salesforce." "com ip4:195.10.208.0/26 ip6:2001:67c:2050::/48 -all"
"apple-domain-verification=6KcQFLQIgdrXrkuR"
"facebook-domain-verification=0bne4m6j9zw3a9lw27xzweec8c5hd6"
"google-site-verification=oKnipiq8dWX5WoSbOODCVPchOfkE0s2gyRSniZlCdR0"
"jamf-site-verification=Qtti28we8gIh5PTzbkrvXw"
"atlassian-domain-verification=bxX5Udw6oJuQQ4BhHtBRzU1yByC5ZIyjAezBDuXV7rVArfJML67QC37x8r23KX0/"

NS

2 record(s)
uma.ns.cloudflare.com.
eric.ns.cloudflare.com.

SOA

1 record(s)
eric.ns.cloudflare.com. dns.cloudflare.com. 2411819635 10000 2400 604800 1800

CAA

0 record(s)
—

Not configured

DS

0 record(s)
—

Not configured

DNSKEY

0 record(s)
—

Not configured

RRSIG

0 record(s)
—

Not configured

NSEC

0 record(s)
—

Not configured

NSEC3

0 record(s)
—

Not configured

SRV

0 record(s)
—

Not configured

NAPTR

0 record(s)
—

Not configured

TLSA

0 record(s)
—

Not configured

SSHFP

0 record(s)
—

Not configured

SPF

Configured
v=spf1 ip4:62.146.75.210 ip4:62.146.75.212 include:sendgrid.net include:spf.protection.outlook.com include:2990530.spf10.hubspotemail.net ip4:91.250.95.71 ip4:92.51.187.64/27 ip4:83.169.51.224/27 ip4:80.237.187.32/28 ip4:91.250.74.128/27 ip4:87.230.74.128/28 ip4:91.250.95.64/26 ip4:85.25.89.0/24 include:fdspfus.freshemail.io include:fdspfeuc.freshemail.io ip4:147.160.167.0/26 ip4:52.49.201.246 ip4:52.49.235.189 ip4:23.21.109.197 ip4:23.21.109.212 ip4:88.99.206.140 ip4:40.68.36.243 include:_spf.salesforce.com ip4:195.10.208.0/26 ip6:2001:67c:2050::/48 -all

DMARC

Configured
v=DMARC1; p=quarantine; rua=mailto:dmarc-aggregate@paessler.com,mailto:0b4d285c8ce1933@rep.dmarcanalyzer.com; ruf=mailto:dmarc-forensic@paessler.com,mailto:0b4d285c8ce1933@for.dmarcanalyzer.com; fo=0; adkim=r; aspf=r; pct=100; rf=afrf; ri=86400; sp=quarantine

DKIM

Selector selector2
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDDphH+Ex4F8AwqUsb+VgwWnEgEa1auVF2Zj7pvhRWsYEJY747sJAIN8dW2qWcwFIcqM5kSs+9zpDJ6W+7ykI72OYBjW/49f4GMnCeuKnj70+cMcP3KaoF1HDyKeU5sQQk388o//1o98Od8gkH2BewlEH6nu43CgpO0oBYNcbSwOQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Paessler - The Monitoring Experts
Description
Paessler is the producer of PRTG, the highly powerful network monitoring software ✓ PRTG monitors your whole IT infrastructure 24/7 and alerts you to problems before users even notice.
Final URL
https://www.paessler.com/
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://www.paessler.com/
Version
3
Server
cloudflare
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Let's Encrypt
CN
paessler.com
Valid from
2026-06-28T11:35:33-05:00
Valid until
2026-09-26T11:35:32-05:00
Days remaining
47
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384

Security headers

6 active
✓
HSTSImplemented
✓
Content Security PolicyImplemented
✓
X-Content-Type-OptionsImplemented
✓
X-Frame-OptionsImplemented
✓
Referrer PolicyImplemented
—
Permissions PolicyNot detected
✓
Cross-Origin-Opener-PolicyImplemented
—
Cross-Origin-Embedder-PolicyNot detected
—
Cross-Origin-Resource-PolicyNot detected

DNS propagationComparison across public resolvers

Public resolver comparison

Consistent
✓
Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency
Google
8.8.8.8
104.19.148.45, 104.19.149.45
52,30 ms
Cloudflare
1.1.1.1
104.19.148.45, 104.19.149.45
35,15 ms
Quad9
9.9.9.9
104.19.148.45, 104.19.149.45
40,97 ms
OpenDNS
208.67.222.222
104.19.148.45, 104.19.149.45
29,24 ms
AdGuard
94.140.14.14
104.19.148.45, 104.19.149.45
51,45 ms

IP, geolocation and ASNAssociated network information

104.19.149.45

No data
success
No
country
region
city
asn
organization
isp

104.19.148.45

No data
success
No
country
region
city
asn
organization
isp

Visitor information

Visitor
ip
216.73.217.62
reverse
country
country_code
region
city
latitude
longitude
isp
organization
asn
timezone
browser
Other
os
Other
language
user_agent
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
is_bot
Yes
cloudflare
No

SMTPEmail port connectivity

paessler-com.mail.protection.outlook.com

Port 25: Closed/unreachable - 28.3 ms - 
Port 465: Closed/unreachable - 4015.3 ms - 
Port 587: Closed/unreachable - 4021.3 ms -

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