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40
Total
85
DNS
0
Email
0
Security
65
Network
60
Availability
Domainherokuapp.com
IPv42
IPv60
MX records0
StatusActive
Domain technical report

herokuapp.com

herokuapp.com

Generated: 2026-08-08T20:42:45-05:00 · Cached result

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IPv42
IPv60
MX0
NS8

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

2 IPv4 address(es) detected.

!
IPv6 (AAAA)0 / 10 pts · Dns

0 IPv6 address(es) detected.

✓
Name server redundancy20 / 20 pts · Dns

8 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 records0 / 20 pts · Mail

0 MX record(s).

!
SPF0 / 25 pts · Mail

SPF policy not found.

!
DMARC0 / 25 pts · Mail

DMARC policy not found.

!
DKIM0 / 20 pts · Mail

No tested DKIM selector responded.

!
MTA-STS0 / 5 pts · Mail

Mail transport policy.

!
TLS-RPT0 / 5 pts · Mail

TLS reporting policy.

!
Valid TLS certificate0 / 55 pts · Security

No valid certificate was retrieved.

!
Certificate lifetime0 / 10 pts · Security

Full points require at least 30 days remaining.

!
HTTP security headers0 / 35 pts · Security

0 of 9 evaluated headers detected.

✓
PTR reverse DNS30 / 30 pts · Network

PTR: ec2-54-173-56-57.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

No successful HTTP response.

✓
HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

2 record(s)
54.173.56.57
54.210.146.226

AAAA

0 record(s)
—

Not configured

CNAME

0 record(s)
—

Not configured

MX

0 record(s)
—

Not configured

TXT

0 record(s)
—

Not configured

NS

8 record(s)
dns4.p03.nsone.net.
ns01.herokudns.net.
dns3.p03.nsone.net.
ns04.herokudns.net.
ns03.herokudns.net.
dns1.p03.nsone.net.
dns2.p03.nsone.net.
ns02.herokudns.net.

SOA

1 record(s)
dns1.p03.nsone.net. hostmaster.nsone.net. 1661190037 600 900 1209600 10

CAA

0 record(s)
—

Not configured

DS

1 record(s)
48553 13 2 5924BCD5035A194A439FFD50C58A0C7F2386BDAEFF153B43D0CD69F5 9F866DC5

DNSKEY

3 record(s)
256 3 13 3u9onSaqbxIlglXMHjh5Plcah8n2pXj0QuBVY/6YTdC6L/eUEYPDh57n OVJ8dd3fkPMrjt2Oij6J9EeLqyeuBw==
257 3 13 t+4DPP+MFZ0Cr7gAXiDYv6HTyXzq/O2ESVRLc/ysuh5xBXKIsjsj5baV 1HzhBNo2F7mbsevsEo0/6UEL8+JBmA==
256 3 13 V5VdASWsnghnqy90hmCuvbg6YsszwiuaXlCCckyldq/4oHt9MvVL5IVm 5AEXVvUt8rylqon4kYJLUo3k/JrbzQ==

RRSIG

0 record(s)
—

Not configured

NSEC

1 record(s)
\000.herokuapp.com. A NS SOA AAAA RRSIG NSEC DNSKEY

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

Not configured
—

Not configured

DMARC

Not configured
—

Not configured

DKIM

Not found
—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

No data
Title
Description
Final URL
https://herokuapp.com/
HTTP status

HTTP

Status
Final URL
https://herokuapp.com/
Version
0
Server
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Unavailable
Available
No
Issuer
CN
Valid from
Valid until
Days remaining
Protocol
Cipher

Security headers

0 active
—
HSTSNot detected
—
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
54.173.56.57, 54.210.146.226
51,42 ms
Cloudflare
1.1.1.1
54.173.56.57, 54.210.146.226
54,27 ms
Quad9
9.9.9.9
54.173.56.57, 54.210.146.226
74,38 ms
OpenDNS
208.67.222.222
54.173.56.57, 54.210.146.226
51,79 ms
AdGuard
94.140.14.14
54.173.56.57, 54.210.146.226
70,10 ms

IP, geolocation and ASNAssociated network information

54.173.56.57

No data
success
No
country
region
city
asn
organization
isp

54.210.146.226

No data
success
No
country
region
city
asn
organization
isp

Visitor information

Visitor
ip
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

herokuapp.com

Port 25: Closed/unreachable - 0.7 ms - 
Port 465: Closed/unreachable - 4020.7 ms - 
Port 587: Closed/unreachable - 4021.2 ms -

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