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79
Total
70
DNS
95
Email
69
Security
50
Network
100
Availability
Domainarrl.org
IPv41
IPv60
MX records3
StatusActive
Domain technical report

ARRL - Home

arrl.org

The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.

Generated: 2026-08-09T09:08:32-05:00 · Cached result

JSONCSVPDFVisit site
IPv41
IPv60
MX3
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

3 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-RPT5 / 5 pts · Mail

TLS reporting policy.

✓
Valid TLS certificate55 / 55 pts · Security

141 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers4 / 35 pts · Security

1 of 9 evaluated headers detected.

✓
PTR reverse DNS30 / 30 pts · Network

PTR: www.arrl.org

i
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/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)
184.106.62.251

AAAA

0 record(s)
—

Not configured

CNAME

0 record(s)
—

Not configured

MX

3 record(s)
0 d332647a.ess.barracudanetworks.com.
10 arrl-org.mail.protection.outlook.com.
0 d332647b.ess.barracudanetworks.com.

TXT

6 record(s)
"MS=ms86081500"
"s75KlRvy2ICfMkRrFGXzjSNGbRJLVsjeMVtbm9UXImSDp3pWSnoZmaSJpn90yCXlDzZgeWdBZx9/YX/dC8bvvg=="
"google-site-verification=wr3UIcZuLM075hZ_IDYVrmSi5hm48n_jfBo9EOxnipQ"
"mrq57g1cf333vme2hh2bsbkirr"
"google-site-verification=eYvVCCer_TcWz5PdKsbQEY9XV7ewks4Rr6-mA710lj4"
"v=spf1 mx a ip4:104.207.196.0/27 ip4:184.106.62.251 ip4:104.130.222.72 ip4:23.253.22.25 ip4:23.253.20.218 ip4:23.253.22.144 ip4:23.253.56.104 ip4:104.130.118.52 ip4:23.253.216.29 ip4:104.130.117.143 ip4:104.130.118.26 ip4:198.61.165.217 ip4:23.253.48.121 " "ip4:104.239.200.113 ip4:23.253.213.219 ip4:104.239.192.50 ip4:104.130.195.124 ip4:104.130.222.12 ip4:104.130.222.176 ip4:23.253.216.136 ip4:67.207.158.45 ip4:23.253.203.173 ip4:166.78.97.89 ip4:192.254.121.248 ip4:23.21.109.197 ip4:23.21.109.212 ip4:216.3" "3.126.11 ip4:147.160.167.0/26 ip4:23.21.109.197 ip4:23.21.109.212 include:spf.protection.outlook.com include:mailgun.org include:mail.zendesk.com include:spf.ess.barracudanetworks.com ~all"

NS

2 record(s)
pdns03.domaincontrol.com.
pdns04.domaincontrol.com.

SOA

1 record(s)
pdns03.domaincontrol.com. dns.jomax.net. 2026080600 28800 7200 604800 600

CAA

0 record(s)
—

Not configured

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 mx a ip4:104.207.196.0/27 ip4:184.106.62.251 ip4:104.130.222.72 ip4:23.253.22.25 ip4:23.253.20.218 ip4:23.253.22.144 ip4:23.253.56.104 ip4:104.130.118.52 ip4:23.253.216.29 ip4:104.130.117.143 ip4:104.130.118.26 ip4:198.61.165.217 ip4:23.253.48.121 ip4:104.239.200.113 ip4:23.253.213.219 ip4:104.239.192.50 ip4:104.130.195.124 ip4:104.130.222.12 ip4:104.130.222.176 ip4:23.253.216.136 ip4:67.207.158.45 ip4:23.253.203.173 ip4:166.78.97.89 ip4:192.254.121.248 ip4:23.21.109.197 ip4:23.21.109.212 ip4:216.33.126.11 ip4:147.160.167.0/26 ip4:23.21.109.197 ip4:23.21.109.212 include:spf.protection.outlook.com include:mailgun.org include:mail.zendesk.com include:spf.ess.barracudanetworks.com ~all

DMARC

Configured
v=DMARC1; p=reject; rua=mailto:tvy6cwlk@ag.us.dmarcian.com, mailto:authfail@arrl.org; ruf=mailto:tvy6cwlk@fr.us.dmarcian.com,mailto:authfail@arrl.org; fo=1;

DKIM

Selector selector1
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCrega3OxbjmZFYteiGAd0DFOVpko5F/To7vEyY++9JX4M2FXer4HwAHIYT8QJzPaSLbdTkfGo2K9m4WtSXOCHCnMj5i/1vBD9WkfnIhu6UjLDdM2gYTWi6JLRHhv5eRcSB8m8jun/lA4odWEP73bznwV8J4Fd0C5hPDTzcrybwTwIDAQAB; n=1024,1484007332,1499645732

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
ARRL - Home
Description
The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.
Final URL
https://www.arrl.org/
HTTP status
206

HTTP

Status
HTTP/1.1 200 OK
Final URL
https://www.arrl.org/
Version
2
Server
Apache/2.2.15 (CentOS)
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
GoDaddy.com, Inc.
CN
*.arrl.org
Valid from
2025-12-23T10:39:35-06:00
Valid until
2026-12-28T12:26:01-06:00
Days remaining
141
Protocol
TLSv1.2
Cipher
ECDHE-RSA-AES128-GCM-SHA256

Security headers

1 active
—
HSTSNot detected
—
Content Security PolicyNot detected
—
X-Content-Type-OptionsNot detected
✓
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
184.106.62.251
41,71 ms
Cloudflare
1.1.1.1
184.106.62.251
89,79 ms
Quad9
9.9.9.9
184.106.62.251
50,51 ms
OpenDNS
208.67.222.222
184.106.62.251
101,58 ms
AdGuard
94.140.14.14
184.106.62.251
281,63 ms

IP, geolocation and ASNAssociated network information

184.106.62.251

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

d332647a.ess.barracudanetworks.com

Port 25: Closed/unreachable - 8.8 ms - 
Port 465: Closed/unreachable - 4028.6 ms - 
Port 587: Closed/unreachable - 13.6 ms - 220 mail.ess.barracuda.com ESMTP (mx-inbound19-245.us-east-2b.ess.aws)

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