Domain technical report
Deutsches Elektronen-Synchrotron DESY ·
desy.de
IPv41
IPv60
MX3
NS5
Analyze any domain
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84
Total
75
DNS
90
Email
88
Security
50
Network
100
Availability
Domaindesy.de
IPv41
IPv60
MX records3
StatusActive
DiagnosticsMain findings and recommendations
IPv4 (A)30 / 30 pts · Dns
1 IPv4 address(es) detected.
IPv6 (AAAA)0 / 10 pts · Dns
0 IPv6 address(es) detected.
Name server redundancy20 / 20 pts · Dns
5 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 policy5 / 5 pts · Dns
Certificate authority restriction.
DNS propagation10 / 10 pts · Dns
Agreement between public resolvers.
MX records20 / 20 pts · Mail
3 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
89 day(s) remaining.
Certificate lifetime10 / 10 pts · Security
Full points require at least 30 days remaining.
HTTP security headers23 / 35 pts · Security
6 of 9 evaluated headers detected.
PTR reverse DNS30 / 30 pts · Network
PTR: www.desy.de
IPv4 diversity20 / 35 pts · Network
Two or more IPv4 addresses receive full points.
IPv6 connectivity0 / 35 pts · Network
AAAA availability.
DNS resolution40 / 40 pts · Availability
At least one address family must resolve.
HTTP response40 / 40 pts · Availability
HTTP/1.1 200 OK
HTTPS final URL20 / 20 pts · Availability
Final URL uses HTTPS.
DNS and emailPublished records and email configuration
A
1 record(s)131.169.5.106
AAAA
0 record(s)—
Not configured
CNAME
0 record(s)—
Not configured
MX
3 record(s)20 a1721.mx.srv.dfn.de. 20 b1721.mx.srv.dfn.de. 20 c1721.mx.srv.dfn.de.
TXT
9 record(s)"v=spf1 include:_spf1.desy.de include:_spf2.desy.de include:_spf.zimpel.de include:aspmx.pardot.com a:web07.hosting.astendo.de ?all" "sending_domain871621=bac3104299add3e43e9ae4f3daff5d839f2f6c137f47dc33e28981e283be1d77" "cisco-ci-domain-verification=59878483e4881ac6dea5eb1d6b9f75b94fc05206ad35a47e224ffb31f1ec72aa" "jamf-site-verification=IhsaJKXjMwxgqQ6BLavOYQ" "_globalsign-domain-verification=IurN8CNrkwpdTygr9ullTt0ERzv3njFDkq1Vu881RX" "MS=ms25975164" "" "HARICA-buuGNklJfCVaO3igLZE" "" "google-site-verification=Es9Pmp495cMgDRykWNAsCRWGutFSQJTRgI1pmDMzQ7E" "globalsign-domain-verification=ro-lbcWwCRY5nLv0UFTFbaR8zhnI0Bs9TwrfdmPD5"
NS
5 record(s)dwalin.nikhef.nl. ext-dns-2.cern.ch. way.desy.de. milky.desy.de. dns-2.dfn.de.
SOA
1 record(s)milky.desy.de. noc.desy.de. 2397021734 1800 900 604800 600
CAA
6 record(s)0 issue "amazon.com" 0 issue "harica.gr" 0 issue "sectigo.com" 0 issue "letsencrypt.org" 0 issue "globalsign.com" 0 issue "pki.dfn.de"
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
4 record(s)15 10 "s" "SIP+D2T" "" _sip._tcp.desy.de. 100 10 "s" "x-eduroam:radius.tls" "" _radsec._tcp.eduroam.de. 10 10 "s" "SIPS+D2T" "" _sips._tcp.desy.de. 20 10 "s" "SIP+D2U" "" _sip._udp.desy.de.
TLSA
0 record(s)—
Not configured
SSHFP
0 record(s)—
Not configured
SPF
Configuredv=spf1 include:_spf1.desy.de include:_spf2.desy.de include:_spf.zimpel.de include:aspmx.pardot.com a:web07.hosting.astendo.de ?all
DMARC
Configuredv=DMARC1; p=none; rua=mailto:postmaster@desy.de
DKIM
Selector defaultv=DKIM1; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDi1psVwJE/WEljVLhZMNScd2STNuhhknW8PWuvaJtvjubvHTbLVQiVuzgh36R58xEMzvS8/dgxECcPqP04M8H84okveQjPO4Fam8fA7AmXpE/xrvjtMzsZxN1Xk23pzH3pyoGecrfuIXZI8X9ThGvwFhPMkgZqwefLxD5RFCimgwIDAQAB
Analyzed webpageMetadata and HTTP response
Title and description
ExtractedTitle
Deutsches Elektronen-Synchrotron DESY ·
Description
Final URL
https://desy.de/
HTTP status
206
HTTP
Status
HTTP/1.1 200 OK
Final URL
https://desy.de/
Version
2
Server
X-Powered-By
SSL and HTTP securityCertificate, protocol and security headers
SSL certificate
AvailableAvailable
Yes
Issuer
Hellenic Academic and Research Institutions CA
CN
www.desy.de
Valid from
2025-11-08T00:15:12-06:00
Valid until
2026-11-08T00:15:12-06:00
Days remaining
89
Protocol
TLSv1.3
Cipher
TLS_AES_128_GCM_SHA256
Security headers
6 activeHSTSImplemented
Content Security PolicyImplemented
X-Content-Type-OptionsImplemented
X-Frame-OptionsImplemented
Referrer PolicyImplemented
Permissions PolicyImplemented
Cross-Origin-Opener-PolicyNot detected
Cross-Origin-Embedder-PolicyNot detected
Cross-Origin-Resource-PolicyNot detected
DNS propagationComparison across public resolvers
Public resolver comparison
ConsistentConsistent propagation
5 public resolvers queried.
ResolverServerResultLatency
Google
8.8.8.8131.169.5.106
176,94 ms
Cloudflare
1.1.1.1131.169.5.106
184,35 ms
Quad9
9.9.9.9131.169.5.106
201,81 ms
OpenDNS
208.67.222.222131.169.5.106
304,11 ms
AdGuard
94.140.14.14131.169.5.106
163,69 ms
IP, geolocation and ASNAssociated network information
131.169.5.106
No datasuccess
No
country
region
city
asn
organization
isp
Visitor information
Visitorip
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
a1721.mx.srv.dfn.de
Port 25: Closed/unreachable - 113.9 ms - Port 465: Closed/unreachable - 4131.4 ms - Port 587: Closed/unreachable - 4020.4 ms -