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76
Total
95
DNS
70
Email
65
Security
100
Network
60
Availability
Domaindemon.nl
IPv44
IPv68
MX records1
StatusActive
Domain technical report

demon.nl

demon.nl

Generated: 2026-08-10T05:48:34-05:00 · Cached result

IPv44
IPv68
MX1
NS2

DiagnosticsMain findings and recommendations

IPv4 (A)30 / 30 pts · Dns

4 IPv4 address(es) detected.

IPv6 (AAAA)10 / 10 pts · Dns

8 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 chain15 / 15 pts · Dns

DS and DNSKEY detected.

!
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.

!
DKIM0 / 20 pts · Mail

No tested DKIM selector responded.

!
MTA-STS0 / 5 pts · Mail

Mail transport policy.

!
TLS-RPT0 / 5 pts · Mail

TLS reporting policy.

Valid TLS certificate55 / 55 pts · Security

62 day(s) remaining.

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

!
HTTP security headers0 / 35 pts · Security

0 of 9 evaluated headers detected.

PTR reverse DNS30 / 30 pts · Network

PTR: server-52-222-139-102.fra50.r.cloudfront.net

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 response0 / 40 pts · Availability

No successful HTTP response.

HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

4 record(s)
52.222.139.102
52.222.139.74
52.222.139.119
52.222.139.26

AAAA

8 record(s)
2600:9000:238d:c00:a:5e19:cc40:93a1
2600:9000:238d:1c00:a:5e19:cc40:93a1
2600:9000:238d:3800:a:5e19:cc40:93a1
2600:9000:238d:be00:a:5e19:cc40:93a1
2600:9000:238d:e200:a:5e19:cc40:93a1
2600:9000:238d:4e00:a:5e19:cc40:93a1
2600:9000:238d:f200:a:5e19:cc40:93a1
2600:9000:238d:a600:a:5e19:cc40:93a1

CNAME

0 record(s)

Not configured

MX

1 record(s)
10 mx.kpnmail.nl.

TXT

1 record(s)
"v=spf1 include:spf.ews.kpnxchange.com ?all"

NS

2 record(s)
ns1.kpn.net.
ns11.kpn.net.

SOA

1 record(s)
ns1.kpn.net. zonemaster.kpn.com. 2026080601 10800 3600 604800 3600

CAA

0 record(s)

Not configured

DS

1 record(s)
48099 13 2 69EB3047032F263BFA2EA150ECC8C935015B7B559BB9C3393F30F1E1 DE5010CA

DNSKEY

2 record(s)
257 3 13 D1DmRp7OaHDSyoQkTv5R0CGSum4m9TR99qL6gR84hr/t7naxKaHHBQSM RB3aUKLbrXsTO6f6YlNnYCbWhCD8OA==
256 3 13 C3TCnVbfX1mrvmCflcq7bHgia8nS1TUGfgdYTs9FnQHPqWA6gJUMpD0W mGd5FV/R5qqkJkOXLnVKdmIk7aq00w==

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 include:spf.ews.kpnxchange.com ?all

DMARC

Configured
v=DMARC1; p=reject; adkim=r; aspf=r; rua=mailto:dmarc@kpnmail.nl

DKIM

Not found

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

No data
Title
Description
Final URL
https://demon.nl/
HTTP status

HTTP

Status
Final URL
https://demon.nl/
Version
0
Server
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Amazon
CN
music-xray-service.amazon.eu
Valid from
2025-11-03T18:00:00-06:00
Valid until
2026-10-11T18:59:59-05:00
Days remaining
62
Protocol
TLSv1.3
Cipher
TLS_AES_128_GCM_SHA256

Security headers

0 active
HSTSNot detected
Content Security PolicyNot detected
X-Content-Type-OptionsNot detected
X-Frame-OptionsNot detected
Referrer PolicyNot detected
Permissions PolicyNot detected
Cross-Origin-Opener-PolicyNot detected
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
52.222.139.102, 52.222.139.119, 52.222.139.26, 52.222.139.74
256,93 ms
Cloudflare
1.1.1.1
52.222.139.102, 52.222.139.119, 52.222.139.26, 52.222.139.74
277,58 ms
Quad9
9.9.9.9
52.222.139.102, 52.222.139.119, 52.222.139.26, 52.222.139.74
175,69 ms
OpenDNS
208.67.222.222
52.222.139.102, 52.222.139.119, 52.222.139.26, 52.222.139.74
536,65 ms
AdGuard
94.140.14.14
52.222.139.102, 52.222.139.119, 52.222.139.26, 52.222.139.74
206,07 ms

IP, geolocation and ASNAssociated network information

52.222.139.102

No data
success
No
country
region
city
asn
organization
isp

52.222.139.74

No data
success
No
country
region
city
asn
organization
isp

52.222.139.119

No data
success
No
country
region
city
asn
organization
isp

52.222.139.26

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

mx.kpnmail.nl

Port 25: Closed/unreachable - 0.9 ms - 
Port 465: Closed/unreachable - 211.9 ms - 
Port 587: Closed/unreachable - 225.6 ms -

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