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80
Total
70
DNS
95
Email
77
Security
35
Network
100
Availability
Domainsparkfun.com
IPv44
IPv60
MX records5
StatusActive
Domain technical report

SparkFun Electronics - SparkFun Electronics

sparkfun.com

SparkFun Electronics is an online retail store that sells the bits and pieces to make your electronics projects possible.

Generated: 2026-08-09T02:55:24-05:00 · Cached result

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IPv44
IPv60
MX5
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 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

5 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

36 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers12 / 35 pts · Security

3 of 9 evaluated headers detected.

!
PTR reverse DNS0 / 30 pts · Network

PTR not detected.

✓
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 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

4 record(s)
151.101.65.124
151.101.129.124
151.101.193.124
151.101.1.124

AAAA

0 record(s)
—

Not configured

CNAME

0 record(s)
—

Not configured

MX

5 record(s)
1 aspmx.l.google.com.
10 aspmx3.googlemail.com.
5 alt2.aspmx.l.google.com.
10 aspmx2.googlemail.com.
5 alt1.aspmx.l.google.com.

TXT

6 record(s)
"google-site-verification=Bpdqek1Sm5eAVsHTrt4NPj4zDfPnSq6sJYUeJVNh5Iw"
"google-site-verification=TsuOEn-VsWVe77YpX0ofpydqkrRFkLtDQMCxe_dfxwE"
"google-site-verification=CH2DN8785glkgvZd4iD9jgAVHXhytaNQ6QpMPm2QxHw"
"v=spf1 include:amazonses.com include:_spf.google.com include:2224003.spf01.hubspotemail.net include:sendgrid.net include:u20158061.wl062.sendgrid.net ip4:4.34.49.195 include:spf.braintreegateway.com -all"
"google-site-verification=Bem5rgouHEJQtkF9DMW2FHN8y7iNFxEMOeXROHTnr9Y"
"google-site-verification=-0VgJBoPVznuJziba8fIy83GvDxd9psfnz18hLgsDJU"

NS

4 record(s)
ns-1172.awsdns-18.org.
ns-1895.awsdns-44.co.uk.
ns-572.awsdns-07.net.
ns-455.awsdns-56.com.

SOA

1 record(s)
ns-572.awsdns-07.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400

CAA

0 record(s)
—

Not configured

DS

0 record(s)
—

Not configured

DNSKEY

2 record(s)
256 3 13 gQJTlhyOyjsDWn7l2XYqstN2ipuuq2kMSnJW2m3AY3foH6Puyw+vfnu8 Gio0FKVaW/osmqo2TtOfE9SMnZZKhw==
257 3 13 weDJpZU8xoksZG3l6xKJ7cGjOFaAhqQKrxyPviBaZ2gD3ZhEkgYYot4F enuEdbtak2BB5Pmm7i8wYApIhNYTHQ==

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 include:amazonses.com include:_spf.google.com include:2224003.spf01.hubspotemail.net include:sendgrid.net include:u20158061.wl062.sendgrid.net ip4:4.34.49.195 include:spf.braintreegateway.com -all

DMARC

Configured
v=DMARC1; p=quarantine; rua=mailto:dmarc@c80jhd22.uriports.com; ruf=mailto:dmarc@c80jhd22.uriports.com; fo=1:d:s; aspf=r

DKIM

Selector selector1
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDFfA3u88pv+84PHQkDTCvbCiEnfi6VOjQLKghyAnRkLvp3cQdI37/AoKErX+lgbvUadiQIdNarYvy7RC7WbJxy55RMtRB+oiOesqoX1SZUpnbYt2HeH1x/cOn62zefjiBGudeOHu4nu6XSVDiBeapowbcmA75NzGsvNRicstZhhQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
SparkFun Electronics - SparkFun Electronics
Description
SparkFun Electronics is an online retail store that sells the bits and pieces to make your electronics projects possible.
Final URL
https://www.sparkfun.com/
HTTP status
206

HTTP

Status
HTTP/2 200
Final URL
https://www.sparkfun.com/
Version
3
Server
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Let's Encrypt
CN
sparkpnt.com
Valid from
2026-06-16T07:09:57-05:00
Valid until
2026-09-14T07:09:56-05:00
Days remaining
36
Protocol
TLSv1.3
Cipher
TLS_AES_128_GCM_SHA256

Security headers

3 active
✓
HSTSImplemented
—
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
151.101.1.124, 151.101.129.124, 151.101.193.124, 151.101.65.124
45,61 ms
Cloudflare
1.1.1.1
151.101.1.124, 151.101.129.124, 151.101.193.124, 151.101.65.124
39,24 ms
Quad9
9.9.9.9
151.101.1.124, 151.101.129.124, 151.101.193.124, 151.101.65.124
36,03 ms
OpenDNS
208.67.222.222
151.101.1.124, 151.101.129.124, 151.101.193.124, 151.101.65.124
26,96 ms
AdGuard
94.140.14.14
151.101.1.124, 151.101.129.124, 151.101.193.124, 151.101.65.124
82,50 ms

IP, geolocation and ASNAssociated network information

151.101.65.124

No data
success
No
country
region
city
asn
organization
isp

151.101.129.124

No data
success
No
country
region
city
asn
organization
isp

151.101.193.124

No data
success
No
country
region
city
asn
organization
isp

151.101.1.124

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

aspmx.l.google.com

Port 25: Closed/unreachable - 0.9 ms - 
Port 465: Closed/unreachable - 4019.5 ms - 
Port 587: Closed/unreachable - 4020 ms -

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