sparkfun.com

HTML metadata

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.
Language: en

Technology

CMS: Gatsby

Analytics

Google Tag Manager

Third-party hosts loaded (3)

js.hsforms.net×1
rum.hlx.page×1
www.googletagmanager.com×1

Social

Contact

Phone

9735-4767-8

Address

6333 Dry Creek Parkway, 80503, Niwot, Colorado, US

Registration

Registrar

NameCheap, Inc.

Created

2002-12-16

Expires

2026-12-16 210 days left

Updated

2025-11-16

Name servers

ns-1172.awsdns-18.org
ns-1895.awsdns-44.co.uk
ns-455.awsdns-56.com
ns-572.awsdns-07.net

DNS records live

NS

ns-1172.awsdns-18.org
ns-1895.awsdns-44.co.uk
ns-455.awsdns-56.com
ns-572.awsdns-07.net

MX

1 aspmx.l.google.com
10 aspmx2.googlemail.com
10 aspmx3.googlemail.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

TXT

Show 5 TXT records

google-site-verification=TsuOEn-VsWVe77YpX0ofpydqkrRFkLtDQMCxe_dfxwE
google-site-verification=-0VgJBoPVznuJziba8fIy83GvDxd9psfnz18hLgsDJU
google-site-verification=Bem5rgouHEJQtkF9DMW2FHN8y7iNFxEMOeXROHTnr9Y
google-site-verification=Bpdqek1Sm5eAVsHTrt4NPj4zDfPnSq6sJYUeJVNh5Iw
google-site-verification=CH2DN8785glkgvZd4iD9jgAVHXhytaNQ6QpMPm2QxHw

Email authentication strong

SPF

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

strict (-all)

DMARC

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

policy: quarantine

DKIM

Show 6 DKIM selectors

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwtS+rUSon4MsM3rLmo+St7TWC9Tph6vvHqDWAcjwchvXiD3/jrSxalTMl30KJ7rmsyjccXphsBg4mV…
selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDFfA3u88pv+84PHQkDTCvbCiEnfi6VOjQLKghyAnRkLvp3cQdI37/AoKErX+lgbvUadiQIdNarYvy7RC7WbJ…
k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUo…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwcrINaKGQ9r2OHDdlqLxbYIz3qUXX7jPa1bil4YvxM7+ulXA12+2ap6PlFo7Q5Gs0jHDzIwlAj/K23au2/…
s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDaZX6VQBrK+zHa5YipA54KoYPDqPe7/depFcfRM53/8PuWdKNgNoa49MoINVD4Q5uF5SvGQTjAVq3KozyZOpnqf/…
smtpapi: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDPtW5iwpXVPiH5FzJ7Nrl8USzuY9zqqzjE0D1r04xDN6qwziDnmgcFNNfMewVKN2D1O+2J9N14hRprzByFwfQW76…

selectors probed

Certificate (current)

R12

from 2026-04-11 to 2026-07-10

Expires in 52 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.sparkfun.com/

present

strict-transport-security
content-security-policy-report-only
x-frame-options
x-content-type-options

findings

missing Content Security Policy
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
strict-transport-security: max-age=31557600
content-security-policy-report-only: font-src fonts.gstatic.com use.typekit.net www.paypalobjects.com *.typekit.net *.gstatic.com maxcdn.bootstrapcdn.com 'unsafe-inline' data: *.fontawesome.com data: 'self' 'unsafe-inline'; form-action geostag.cardinalcommerce.com geo.cardinalcommerce.com 1eafstag.cardinalcommerce.com 1eaf.cardinalcommerce.com centinelapistag.cardinalcommerce.com centinelapi.cardinalcommerce.com pilot-payflowlink.paypal.com www.paypal.com www.sandbox.paypal.com *.paypal.com *.cardinalcommerce.com 3ds-secure.cardcomplete.com www.clicksafe.lloydstsb.com pay.activa-card.com *.wirecard.com acs.sia.eu *.touchtechpayments.com www.securesuite.co.uk rsa3dsauth.com *.monzo.com *.arcot.com *.wlp-acs.com * 'self' 'unsafe-inline'; frame-ancestors *.certcapture.com 'self'; frame-src fast.amc.demdex.net *.adobe.com geostag.cardinalcommerce.com geo.cardinalcommerce.com 1eafstag.cardinalcommerce.com 1eaf.cardinalcommerce.com centinelapistag.cardinalcommerce.com centinelapi.cardinalcommerce.com bid.g.doubleclick.net *.dem