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Total

DNS

Email

Security

Network

100

Availability

Domaingdv.de

IPv41

IPv60

MX records2

StatusActive

Domain technical report

Gesamtverband der Versicherer (GDV)

gdv.de

Der Gesamtverband der Deutschen Versicherungswirtschaft (GDV) in Berlin ist die Dachorganisation der privaten Versicherer in Deutschland. Gegenüber Politik und Öffentlichkeit vertreten wir die Interessen einer vielfältigen Branche.

Generated: 2026-08-12T09:32:23-05:00 · Cached result

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IPv41

IPv60

MX2

NS2

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

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

2 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

37 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers12 / 35 pts · Security

3 of 9 evaluated headers detected.

✓

PTR reverse DNS30 / 30 pts · Network

PTR: static.153.109.235.167.clients.your-server.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/2 200

✓

HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

1 record(s)

167.235.109.153

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

2 record(s)

100 smail1.gdv.org.
100 smail.gdv.org.

TXT

5 record(s)

"jamf-site-verification=ztSDTuurtpUM_gJ_jUVJSQ"
"MS=ms51644779"
"v=spf1 mx ip4:217.110.75.0/24 ip4:185.22.149.0/24 ip4:144.76.32.198 ip4:144.76.32.199 ip4:188.34.161.228/32 ip4:116.202.104.111/32 ip4:23.88.35.177/32 ip4:212.34.64.185 include:spf.crsend.com include:spf.codepiraten.com include:spf.tixxt.com include:spf.m" "ailjet.com include:eur.pb-dynmktge.com include:gdc-smx.connect.guidecom.de ~all"
"google-site-verification=eVeCYsXVGVPnE1s4IZUnl_g7k6LENsmXD8jPZgeQWMk"
"_yp1g21yqjaaijr36yk3ablcwalrzju0"

NS

2 record(s)

ns8.colt.net.
ns0.de.colt.net.

SOA

1 record(s)

ns0.de.colt.net. dns-requests.colt.net. 2026080500 43200 7200 1209600 86400

SPF

Configured

v=spf1 mx ip4:217.110.75.0/24 ip4:185.22.149.0/24 ip4:144.76.32.198 ip4:144.76.32.199 ip4:188.34.161.228/32 ip4:116.202.104.111/32 ip4:23.88.35.177/32 ip4:212.34.64.185 include:spf.crsend.com include:spf.codepiraten.com include:spf.tixxt.com include:spf.mailjet.com include:eur.pb-dynmktge.com include:gdc-smx.connect.guidecom.de ~all

DMARC

Configured

v=DMARC1; p=none;

DKIM

Selector default

v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1MTr5c/dTrCy3nVplDXdA2pJE1P+WvwCZdZ9SM4yHt91et05SdOIBpsFz74MIiWxozU3oOPWZyDTT/MlxsXcvHB1GHnilOZPxXSUr6NDQ5sguB0JoCnHdH04yK96Na98hQlbY7YSxWRhOVPwybmvdvrqBB+TPm2Dqpvr4Ork5GQzmMaaWVHamYsbMfaL8Do0qJyYhxZoG7iYZSJ9SmyMHhta/24pwC5HlokuJOHUQ1nrsitGqDKeapWJuc6RHhy21vvkaEVfKr+lM/Enq5JfaWIVVQcopq44Ny+KzvGxm+nSSodhtmS+SxaBCELlz39aUiodcCuuGL0Fhzl5f91W3wIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

Gesamtverband der Versicherer (GDV)

Description

Final URL

https://www.gdv.de/gdv

HTTP status

206

HTTP

Status

HTTP/2 200

Final URL

https://www.gdv.de/gdv

Version

Server

nginx

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Let's Encrypt

gdv.de

Valid from

2026-06-20T20:58:46-05:00

Valid until

2026-09-18T20:58:45-05:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_256_GCM_SHA384

Security headers

3 active

✓

HSTSImplemented

—

Content Security PolicyNot detected

✓

X-Content-Type-OptionsImplemented

✓

X-Frame-OptionsImplemented

—

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

167.235.109.153

40,05 ms

Cloudflare

1.1.1.1

167.235.109.153

246,42 ms

Quad9

9.9.9.9

167.235.109.153

23,99 ms

OpenDNS

208.67.222.222

167.235.109.153

25,64 ms

AdGuard

94.140.14.14

167.235.109.153

563,36 ms

IP, geolocation and ASNAssociated network information

167.235.109.153

No data

success

country

region

city

asn

organization

isp

Visitor information

Visitor

216.73.216.212

reverse

country

country_code

region

city

latitude

longitude

isp

organization

asn

timezone

browser

Other

language

user_agent

Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)

is_bot

Yes

cloudflare

SMTPEmail port connectivity

smail1.gdv.org

Port 25: Closed/unreachable - 106.5 ms - 
Port 465: Closed/unreachable - 4143.4 ms - 
Port 587: Closed/unreachable - 4125.3 ms -

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