sperdirect.com ▷ Sper Scientific Instruments | Environmental Measurement Instruments

Quick Summary

Online Status

Offline

Server IP address resolved: No
Http response code: None
Last Checked: 03/23/2025

Sperdirect.com traffic volume is 211 unique daily visitors and their 548 pageviews. The web value rate of sperdirect.com is 6,249 USD. Each visitor makes around 2.78 page views on average.

By Alexa's traffic estimates sperdirect.com placed at 58,027 position over the world, while the largest amount of its visitors comes from Viet Nam, where it takes 23,221 place.

Sperdirect.com registered under .COM top-level domain. Check other websites in .COM zone.

The last verification results, performed on (June 01, 2021) sperdirect.com show that sperdirect.com has an expired SSL certificate issued by Let's Encrypt (expired on July 10, 2021). Click “Refresh” button for SSL Information at the Safety Information section. Check the list of websites using SSL certificates issued by Let's Encrypt.

In accordance with Google Safe Browsing, Google Safe Search, Symantec and Web of Trust sperdirect.com is pretty a safe domain.

Relying Google MobileFriendly test sperdirect.com is well optimized for mobile and tablet devices, however web page loading speed may be improved.

Sperdirect.com General Information

Global Rank

1,300,242

Average Load Time

1.16sec

Links In Count

Website Value

$5,840

Audience Geography. Where are sperdirect.com visitors located?

Country	Visitors
Viet Nam VN	50.5%
Other	49.5%

Country	Pageviews
Viet Nam VN	81.9%
Other	18.1%

Country	Rank
Viet Nam VN	23221

Where do visitors go on sperdirect.com?

Subdomain	Pageviews
sperdirect.com	86.11%
search.sperdirect.com	13.89%

Subdomain	Pageviews per User
sperdirect.com	3.1
search.sperdirect.com	1

Subdomain	Reach
sperdirect.com	100%
search.sperdirect.com	51.52%

How popular is sperdirect.com?

Period	Global Rank	Global Rank Delta
past 3 months	1302376	88355
past month	1300873	-325258
past week	2310930	-138746

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	1326635	97552	2	-8.361%	2.6	-4.12%
30	1096750	-543221	2	80%	3.6	60%
7	2624319	539017	1	-35.82%	1	-53.137%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	1365996	87709	26	-4.46%
30	1529787	-142894	24	20%
7	2157274	-605314	2	40%

Sperdirect.com Safety Information

Overview

Last Updated: 03/23/2025

Overall result - sperdirect.com is safe.

We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.

Norton Connect Safe

Last Updated: 02/10/2025

sperdirect.com is safe.

Norton ConnectSafe evaluates sperdirect.com for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 08/16/2017

sperdirect.com is safe.

SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.

Google Safe Browsing

Last Updated: 01/09/2019

sperdirect.com is safe.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.

Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.

Site Advisor

Last Updated: 03/11/2021

sperdirect.com is safe.

McAfee assesses sperdirect.com for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze sperdirect.com for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/13/2019

sperdirect.com child safety is very good.

The WOT calculates reputation of the sperdirect.com. This reputation system receives ratings from users and information from third-party sources, assesses the sperdirect.com for safety features and confirms, whether sperdirect.com is suitable for children.

SSL Information

SSL Checker Tool

Domain	sperdirect.com
Issuer Organization	Let's Encrypt
Issuer	R3
Algorithm	RSA-SHA256
Valid form	04/11/2021
Expiration	07/10/2021
Signed	Certificate is not self signed
Additional Domains	sperdirect.com

Sperdirect.com Server Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 13335
ASN Title: CLOUDFLARENET - Cloudflare, Inc., US

Last Update: 01/10/2025

ASN Whois

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

ASNumber: 13335
ASName: CLOUDFLARENET
ASHandle: AS13335
RegDate: 2010-07-14
Updated: 2017-02-17
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/autnum/13335

OrgName: Cloudflare, Inc.
OrgId: CLOUD14
Address: 101 Townsend Street
City: San Francisco
StateProv: CA
PostalCode: 94107
Country: US
RegDate: 2010-07-09
Updated: 2017-02-17
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/entity/CLOUD14

OrgTechHandle: ADMIN2521-ARIN
OrgTechName: Admin
OrgTechPhone: +1-650-319-8930
OrgTechEmail: rir@cloudflare.com
OrgTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN

OrgAbuseHandle: ABUSE2916-ARIN
OrgAbuseName: Abuse
OrgAbusePhone: +1-650-319-8930
OrgAbuseEmail: abuse@cloudflare.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN

OrgNOCHandle: NOC11962-ARIN
OrgNOCName: NOC
OrgNOCPhone: +1-650-319-8930
OrgNOCEmail: noc@cloudflare.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN

RNOCHandle: NOC11962-ARIN
RNOCName: NOC
RNOCPhone: +1-650-319-8930
RNOCEmail: noc@cloudflare.com
RNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN

RTechHandle: ADMIN2521-ARIN
RTechName: Admin
RTechPhone: +1-650-319-8930
RTechEmail: rir@cloudflare.com
RTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN

RAbuseHandle: ABUSE2916-ARIN
RAbuseName: Abuse
RAbusePhone: +1-650-319-8930
RAbuseEmail: abuse@cloudflare.com
RAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

Sperdirect.com Domain Name Information

WHOIS

WHOIS Lookup Tool

Domain Whois

Domain Name: SPERDIRECT.COM
Registry Domain ID: 1528183893_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.godaddy.com
Registrar URL: http://www.godaddy.com
Updated Date: 2022-09-05T14:28:38Z
Creation Date: 2008-11-12T16:06:25Z
Registry Expiry Date: 2025-11-12T16:06:25Z
Registrar: GoDaddy.com, LLC
Registrar IANA ID: 146
Registrar Abuse Contact Email: abuse@godaddy.com
Registrar Abuse Contact Phone: 480-624-2505
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientRenewProhibited https://icann.org/epp#clientRenewProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Name Server: NS55.DOMAINCONTROL.COM
Name Server: NS56.DOMAINCONTROL.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2023-11-30T11:10:32Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Sperdirect.com HTML Validation

HTML Validation Tool

Errors

A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.

The “center” element is obsolete. Use CSS instead.

Attribute “name” not allowed on element “div” at this point.

Attribute “ajaxparams” not allowed on element “div” at this point.

Attribute “targetservice” not allowed on element “div” at this point.

Bad value “453px” for attribute “width” on element “img”: Expected a digit but saw “p” instead.

An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.

Bad value “” for attribute “size” on element “input”: The empty string is not a valid positive integer.

Bad value “” for attribute “name” on element “input”: Must not be empty.

The “name” attribute on the “img” element is obsolete. Use the “id” attribute instead.

The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.

Bad value “300px” for attribute “width” on element “iframe”: Expected a digit but saw “p” instead.

Bad value “280px” for attribute “height” on element “iframe”: Expected a digit but saw “p” instead.

The “marginwidth” attribute on the “iframe” element is obsolete. Use CSS instead.

The “marginheight” attribute on the “iframe” element is obsolete. Use CSS instead.

The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.

No space between attributes.

Attribute “;” not allowed on element “a” at this point.

Attribute “appendtoselector” not allowed on element “div” at this point.

Attribute “targetrecordids” not allowed on element “div” at this point.

The “align” attribute on the “table” element is obsolete. Use CSS instead.

The “width” attribute on the “table” element is obsolete. Use CSS instead.

The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.

The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.

The “border” attribute on the “table” element is obsolete. Use CSS instead.

The “align” attribute on the “td” element is obsolete. Use CSS instead.

Warnings

The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.

The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.

Attribute “;” is not serializable as XML 1.0.

This document appears to be written in English but the “html” start tag has an empty “lang” attribute. Consider using “lang="en"” (or variant) instead.

Sperdirect.com Desktop Insights

Last tested: 03/06/2018

Desktop

Desktop Speed

48%

Leverage browser caching

Optimize images

Enable compression

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Minify JavaScript

Minify CSS

Minify HTML

Desktop Resource Breakdown

Total Resources	122
Number of Hosts	15
Static Resources	96
JavaScript Resources	23
CSS Resources	11

Sperdirect.com Mobile Insights

Last tested: 03/06/2018

Mobile

Mobile Usability

99%

Size tap targets appropriately

Mobile Speed

43%

Optimize images

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Leverage browser caching

Enable compression

Prioritize visible content

Minify CSS

Minify HTML

Minify JavaScript

Mobile Resource Breakdown

Total Resources	56
Number of Hosts	12
Static Resources	35
JavaScript Resources	11
CSS Resources	9

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Sperdirect.com Sper Scientific Instruments | Environmental Measurement Instruments – Sper Scientific Direct

Sper Scientific Instruments for OSHA, EPA & FDA compliance | Air + Water Quality, IR thermometers, IAQ, Heat Stress, Light Meters, Sound Meters, EMF, ...

Quick Summary

Sperdirect.com General Information

Sperdirect.com Safety Information

Sperdirect.com Server Information

Sperdirect.com Domain Name Information

Sperdirect.com HTML Validation

Sperdirect.com Desktop Insights

Sperdirect.com Mobile Insights

Sperdirect.com Nearest Competitors

Sperdirect.com Typos