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Total

DNS

Email

Security

Network

100

Availability

Domainpeterlang.com

IPv41

IPv60

MX records6

StatusActive

Domain technical report

Home - Peter Lang

peterlang.com

Discover a world of scholarly publications at Peter Lang. Discover a vast collection of books and journals across diverse disciplines.

Generated: 2026-08-10T12:42:32-05:00 · Cached result

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IPv41

IPv60

MX6

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 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

6 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

33 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers8 / 35 pts · Security

2 of 9 evaluated headers detected.

✓

PTR reverse DNS30 / 30 pts · Network

PTR: host-212-18-11-52.customer.m-online.net

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)

212.18.11.52

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

6 record(s)

5 alt2.aspmx.l.google.com.
5 alt1.aspmx.l.google.com.
0 peterlang-com.mail.protection.outlook.com.
10 alt4.aspmx.l.google.com.
1 aspmx.l.google.com.
10 alt3.aspmx.l.google.com.

TXT

8 record(s)

"google-site-verification=iSwXI5etjTKT6ahYU0Phpl68imoMQr_U-_G94wjLEks"
"v=spf1 include:spf.protection.outlook.com include:_spf.google.com ip4:212.18.11.33/27 ip4:167.114.73.155/32 include:mailgun.org ip4:80.82.205.232 ip4:213.164.70.57 include:5381528.spf05.hubspotemail.net ip4:67.228.101.200 include:amazonses.com -all"
"google-gws-recovery-domain-verification=68541763"
"google-gws-recovery-domain-verification=68567637"
"google-site-verification=5eFHFTAfCS4fYWu7OlwgTKCMIqxyZrppH8JDwhHUM6o"
" zoho-verification=zb60008375.zmverify.zoho.in"
"google-site-verification=Ilu63J6OKUa2bpCcWwH0DbkU_3a8T9Um-OmnL0cPVDc"
"zoho-verification=zb60008375.zmverify.zoho.in  "

NS

2 record(s)

pdns09.domaincontrol.com.
pdns10.domaincontrol.com.

SOA

1 record(s)

pdns09.domaincontrol.com. dns.jomax.net. 2026080900 28800 7200 604800 600

CAA

0 record(s)

—

Not configured

DS

2 record(s)

56067 13 2 37B94820CE5B12B17B28AA369A76FFAF24EB0776A524237F24FC6289 7BB006A9
51951 13 2 E508AD0B91FD255E8ACE34D6F757E5E3A494C1F254D01D12E7D54854 574FB9F3

DNSKEY

4 record(s)

256 3 13 Sx/TlwEYzTIgyRyUbrvKKBmkgT148gqKn6dFhdd38lJKxX4qQ4Y9g0JY OkQl9H1t1PhaoQgkWQUBH39ddkazKQ==
257 3 13 0asH4p1MQe8eWOCSmp0XJKfqN8haY+YPWlgetb3X3rPG2/Ijs0KGbBIB 95HKxSuNZxRRMs0ZGUaCjFTiqwwT9Q==
256 3 13 6IrpKbEhoKJXdb7cwtakf0ivMzx21JiIilduowVRaXNGKe6qG/P+xI1H f1shI8vepS2wOsni8/MzKnIkSxBaCg==
257 3 13 boIo6wzq6mj0o7M9a1T5nYqrUtT5COEAR+E6hMdS1J3Q2UCyiId0lo+s m9ky9DI0qim4uEP+C0n/XmeiTgpe8w==

RRSIG

3 record(s)

NS 13 2 3600 20260824095727 20260809095727 16144 peterlang.com. L4xieUsgGZWdn54hYv+EcJhVcansnSPlr05Y+mOyiksj80ffVIp9l2uV 05Fqf2XE+ZAl+3TgJO1NZgMEFBIAhA==
A 13 2 600 20260824095727 20260809095727 16144 peterlang.com. Gp82wRAlEfilTBx9Yh+L2fbtFjbzTz4OR2yIqab2+9F4ptWKH35buOJh EGBFhpGVo32EEfTKl1LuADHPhjw8Vg==
DS 13 2 86400 20260814024247 20260807013247 41446 com. 1ahqTezAKQXl+N9FEM34eZHE3Y9YqeRrOEBZ4zZpOdGDIXy2L+en7HMb cmj9xxgvsY/AU1hUMB3jQBFiZcl7Sw==

NSEC

1 record(s)

68541763.peterlang.com. A NS SOA MX TXT RRSIG NSEC DNSKEY CDS CDNSKEY

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.protection.outlook.com include:_spf.google.com ip4:212.18.11.33/27 ip4:167.114.73.155/32 include:mailgun.org ip4:80.82.205.232 ip4:213.164.70.57 include:5381528.spf05.hubspotemail.net ip4:67.228.101.200 include:amazonses.com -all

DMARC

Configured

v=DMARC1; p=reject; rua=mailto:dmarc@peterlang.com;

DKIM

Selector selector2

v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDIEedJZGtRt8ZFjM8esff3w4TRggiRmU6Kv8qmoNvljM/Z/9EzfmkrT4oYu1D7MnODI74LigkxzwEOH5KOl+FC04QEtXZlbzGtlx+pa8XR5rK+DdBoBJdMZH7rTve6m0UJFjKcsGtSb0WZUaxEUs6ZBTuK7Jq5gM7/4VKR1SuuaQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

Home - Peter Lang

Description

Discover a world of scholarly publications at Peter Lang. Discover a vast collection of books and journals across diverse disciplines.

Final URL

https://www.peterlang.com/

HTTP status

200

HTTP

Status

HTTP/2 200

Final URL

https://www.peterlang.com/

Version

Server

nginx/1.28.3

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Let's Encrypt

www.peterlang.com

Valid from

2026-06-15T01:15:52-05:00

Valid until

2026-09-13T01:15:51-05:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_256_GCM_SHA384

Security headers

2 active

—

HSTSNot detected

—

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

212.18.11.52

82,91 ms

Cloudflare

1.1.1.1

212.18.11.52

72,02 ms

Quad9

9.9.9.9

212.18.11.52

108,04 ms

OpenDNS

208.67.222.222

212.18.11.52

196,12 ms

AdGuard

94.140.14.14

212.18.11.52

89,31 ms

IP, geolocation and ASNAssociated network information

212.18.11.52

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

alt2.aspmx.l.google.com

Port 25: Closed/unreachable - 0.8 ms - 
Port 465: Closed/unreachable - 4013.6 ms - 
Port 587: Closed/unreachable - 4021.1 ms -

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