Analyze any domain

Get a complete DNS, email, SSL, HTTP and network analysis in seconds.

Total

DNS

Email

Security

Network

Availability

Domainlibguides.com

IPv44

IPv60

MX records1

StatusActive

Domain technical report

(4041)

libguides.com

Generated: 2026-08-09T01:44:45-05:00 · Cached result

JSON CSV PDF Visit site

IPv44

IPv60

MX1

NS4

DiagnosticsMain findings and recommendations

✓

IPv4 (A)30 / 30 pts · Dns

4 IPv4 address(es) detected.

IPv6 (AAAA)0 / 10 pts · Dns

0 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 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.

✓

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

35 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers4 / 35 pts · Security

1 of 9 evaluated headers detected.

✓

PTR reverse DNS30 / 30 pts · Network

PTR: ec2-3-86-37-148.compute-1.amazonaws.com

✓

IPv4 diversity35 / 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 response0 / 40 pts · Availability

HTTP/2 404

✓

HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

4 record(s)

3.86.37.148
34.194.39.199
54.88.35.99
54.85.246.96

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

1 record(s)

10 mx.hover.com.cust.hostedemail.com.

TXT

1 record(s)

"v=spf1 -all"

NS

4 record(s)

ns-1464.awsdns-55.org.
ns-734.awsdns-27.net.
ns-1854.awsdns-39.co.uk.
ns-106.awsdns-13.com.

SOA

1 record(s)

ns-734.awsdns-27.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400

CAA

0 record(s)

—

Not configured

DS

1 record(s)

28439 13 2 06B166A52ECB50617B56A5F6FD2245CA3478D37094C25DF3C4FE25E4 60F105AE

DNSKEY

3 record(s)

256 3 13 eTqIMiwwXICHHPDyFRqozp2jg/DeLd1c+snuTcWJhXphSLuHlcb3SxqZ dkyMcOKCoaqvHPXx2kZEGuOybySokQ==
256 3 13 MyqNnGU2kqlTztmXgwlNzsOhWa2rXAHzVwLXYYR8oic9e9u+S0QN86rK ZEx0RztxDOHqzl47YCKSnoGtL3+F9A==
257 3 13 fLViPe6bx8GrYF68u+vbNPgSclz3a7FAv8vcGT8aYeST6tVSmHjrist8 ujZu8fHIOiC9p2DwnYbisS2giYiAsg==

RRSIG

4 record(s)

SOA 13 2 900 20260809075944 20260809054444 57244 libguides.com. rm/+CXIUTBuwhOUKPP1IOU/HehaNNKC0XZlaMK7Zk4SSKhXTz/jeiZk2 BOjJpH+bWtr9AYtsgViQvhsoc/eZIQ==
NS 13 2 172800 20260811074444 20260809054444 57244 libguides.com. afwPcWgPhDqoIMqXbguKC28CCHz1VTpPxQJHNGgo+oKLBGUGJHVtOc+Q qOG20A8nr1ryw8Itcyv8R8gpf84dmQ==
TXT 13 2 43200 20260809194444 20260809054444 57244 libguides.com. cOdV1mTfkNUo5Bu4uY2Shtr/llEzusQhCmmxubSqij+uLghfVAm234Oq rci9Nl3DAZuEoqLlvRCAqyu5Zlg6fQ==
DS 13 2 86400 20260814013659 20260807002659 41446 com. GnuVzjZx5EbAhFD/bfbz31Vs2LkdiuRmn7A52oOItmsjx9BgvrLJmLrF qa58J+NHyYjOX/KoxF7C0mmXj6s+GQ==

SPF

Configured

v=spf1 -all

DMARC

Configured

v=DMARC1;p=reject;sp=reject;adkim=s;aspf=s

DKIM

Selector x

v=DKIM1; p=

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

(4041)

Description

Final URL

https://libguides.com/

HTTP status

404

HTTP

Status

HTTP/2 404

Final URL

https://libguides.com/

Version

Server

nginx

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Let's Encrypt

libguides.com

Valid from

2026-06-15T13:20:53-05:00

Valid until

2026-09-13T13:20:52-05:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_256_GCM_SHA384

Security headers

1 active

✓

HSTSImplemented

—

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

3.86.37.148, 34.194.39.199, 54.85.246.96, 54.88.35.99

94,36 ms

Cloudflare

1.1.1.1

3.86.37.148, 34.194.39.199, 54.85.246.96, 54.88.35.99

26,48 ms

Quad9

9.9.9.9

3.86.37.148, 34.194.39.199, 54.85.246.96, 54.88.35.99

40,77 ms

OpenDNS

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.hover.com.cust.hostedemail.com

Port 25: Closed/unreachable - 19.9 ms - 
Port 465: Closed/unreachable - 48.8 ms - 
Port 587: Closed/unreachable - 17.5 ms -

Recently analyzed domains

View all →

amazonaws.com78 dovecot.org97 marktechpost.com77 enamad.ir42 5starhdporn.com73 kpn.com97 qc.ca4 gsa.gov95 webkit.org83 bc.ca4