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Total

DNS

Email

Security

Network

100

Availability

Domainhogrefe.com

IPv41

IPv61

MX records1

StatusActive

Domain technical report

Hogrefe

hogrefe.com

Hogrefe Publishing is pleased to offer scientifically-based print and electronic assessments, books, and journals focused on psychiatry and psychology.

Generated: 2026-08-10T05:40:28-05:00 · Cached result

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IPv41

IPv61

MX1

NS4

DiagnosticsMain findings and recommendations

✓

IPv4 (A)30 / 30 pts · Dns

1 IPv4 address(es) detected.

✓

IPv6 (AAAA)10 / 10 pts · Dns

1 IPv6 address(es) detected.

✓

Name server redundancy20 / 20 pts · Dns

4 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

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

51 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: lb-a-cc.c-1500.maxcluster.net

IPv4 diversity20 / 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/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)

194.6.208.155

AAAA

1 record(s)

2a00:f48:1008::208:155:10

CNAME

0 record(s)

—

Not configured

MX

1 record(s)

10 mx.hogrefe.de.

TXT

7 record(s)

"asv=997ee2d3d7530188da8c82d445959d20"
"twilio-domain-verification=cdbf50d3d97c8a0301f75d7120071dd2"
"openai-domain-verification=dv-KqQKIAsWzEgZGGql8Bq2ZbS5"
"google-site-verification=fGUydcro2VhHeqc_6ZSQkcNi1r9ZDU_XErUoH-HumRo"
"v=spf1 a mx ip4:88.99.64.201 ip4:116.202.200.189 ip4:91.223.204.0/24 ip4:65.156.0.0/23 ip4:62.113.228.174 ip4:185.88.212.248/29 ip4:93.90.178.115 ip4:185.88.214.32 ip4:194.6.208.156 ip4:194.6.208.157 ip6:2a00:f48:1008::212:254:10 ip6:2a00:f48:1008::212:25" "2:10 ip6:2a00:f48:1008::228:174:10 ip6:2a00:f48:1008::208:156:10 include:spf.topdesk.net include:spf.literatumonline.com include:spf.protection.outlook.com -all"
"google-site-verification=kMsqW5Ts91XbwecJadXvkzVO5FwOPcct6WoZgNj8Z7E"
"fou0i072fVqMTJCqsboKppFopu0tij/+HW0h+BKuTQiUBnJXNzBKSB9K5scNdLUjr8c6Rk13UDTGW+P95pqPfw=="

NS

4 record(s)

b.ns14.net.
a.ns14.net.
d.ns14.net.
c.ns14.net.

SOA

1 record(s)

a.ns14.net. hostmaster.goetel.net. 2026011220 43200 7200 1209600 86400

CAA

7 record(s)

0 issuewild "sectigo.com"
0 issue "digicert.com"
0 issue "amazonaws.com"
0 issuewild "amazon.com"
0 issue "pki.goog"
0 issue "sectigo.com"
0 issue "letsencrypt.org"

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 a mx ip4:88.99.64.201 ip4:116.202.200.189 ip4:91.223.204.0/24 ip4:65.156.0.0/23 ip4:62.113.228.174 ip4:185.88.212.248/29 ip4:93.90.178.115 ip4:185.88.214.32 ip4:194.6.208.156 ip4:194.6.208.157 ip6:2a00:f48:1008::212:254:10 ip6:2a00:f48:1008::212:252:10 ip6:2a00:f48:1008::228:174:10 ip6:2a00:f48:1008::208:156:10 include:spf.topdesk.net include:spf.literatumonline.com include:spf.protection.outlook.com -all

DMARC

Configured

v=DMARC1; p=reject; rua=mailto:c8t3egmm@ag.eu.dmarcadvisor.com,mailto:dmarc_agg@vali.email; ruf=mailto:c8t3egmm@fr.eu.dmarcadvisor.com

DKIM

Selector selector1

v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvHE2PST6ljgedcdIvHnpApHmUrCp/meqDKQyQHZ28+PEpcaq/B1CUSEwR2It/3stDxV/S6wadzbDqQ+jsO0iVGYH7IFORluGjbmNSOCsojQrNH5cSyf0AZR8BdeEfSguGiuZTOchpa0z2qvZxJctY8Ktyl0xrEsFvCPgz26sWNMDEK0H+Ct9QmRPjiwsNqIWJKH7YF4fNhaXNJxBl5dtdZUX4EIqaCMSgwPhN/MWVwkEPcqFAl2LgcHzkPpFrlvRSycrSpCjXM1mj8u6j5XBd4qaFFJhx/HDSaKZrex0v7u0t51yVGfLZQ5nnU5sTk3IlQ3eaPeWgSE3wHeS1lrgDQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

Hogrefe

Description

Hogrefe Publishing is pleased to offer scientifically-based print and electronic assessments, books, and journals focused on psychiatry and psychology.

Final URL

https://www.hogrefe.com/us/

HTTP status

206

HTTP

Status

HTTP/1.1 200 OK

Final URL

https://www.hogrefe.com/us/

Version

Server

nginx

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Let's Encrypt

hogrefe.com

Valid from

2026-07-03T01:39:08-05:00

Valid until

2026-10-01T01:39:07-05:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_256_GCM_SHA384

Security headers

3 active

✓

HSTSImplemented

✓

Content Security PolicyImplemented

✓

X-Content-Type-OptionsImplemented

—

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

194.6.208.155

79,53 ms

Cloudflare

1.1.1.1

194.6.208.155

33,88 ms

Quad9

9.9.9.9

194.6.208.155

37,66 ms

OpenDNS

208.67.222.222

194.6.208.155

37,30 ms

AdGuard

94.140.14.14

194.6.208.155

48,73 ms

IP, geolocation and ASNAssociated network information

194.6.208.155

No data

success

country

region

city

asn

organization

isp

Visitor information

Visitor

216.73.217.62

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

mx.hogrefe.de

Port 25: Closed/unreachable - 35.8 ms - 
Port 465: Closed/unreachable - 4017.4 ms - 
Port 587: Closed/unreachable - 4020.9 ms -

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