Concertina.com Concertina Library: Digital Reference Collection for Concertinas

Concertina Library: Documents for the study of English, Anglo, and Duet concertinas; history, instruction books, sheet music, patents, t...

Concertina.com Overview

Concertina.com belongs to PAIR-NETWORKS - pair Networks, US. Check the list of other websites hosted by PAIR-NETWORKS - pair Networks, US.

In terms of rank-to-traffic ratio, concertina.com has 2,205 unique users per day, viewing 4,411 pages. The rank based value of concertina.com is 3,370 USD. Every user makes 2.14 pageviews on average.

Concertina.com boasts a link base consisting of 274 referring domains and 332 external backlinks, as revealed by the data obtained from web network scanning.

Concertina.com top-level domain belongs to .COM domain zone. Check other webpages in .COM zone.

According the last verification test in November 27, 2024, concertina.com has an invalid SSL certificate. Click button “Update” SSL Information at the Safety Information section.

Based on data from our sources concertina.com is probably an unsafe domain.

Based on Mobile-Friendly test by Google concertina.com is poorly optimized for mobile phones and tablets. Remember that optimizing your website design for mobile devices ensures that all of your web pages perform well on all devices, page loading speed can also be accelerated.

Concertina.com Website Safety

Overview

Last Updated: 11/27/2024

Overall result - concertina.com is not 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: 02/20/2024

concertina.com is safe.

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

Google Safe Search

Last Updated: 09/23/2019

concertina.com is not 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

concertina.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: 03/03/2021

concertina.com is safe.

McAfee assesses concertina.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 concertina.com for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 11/27/2024

concertina.com child safety is unknown.

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

SSL Information

SSL Checker Tool

WARNING!	Certificate download error. Previous scan results are shown below.
Domain	Unknown
Issuer Organization	Unknown
Issuer	Unknown
Algorithm	Unknown
Valid form	Unknown
Expiration	Unknown
Signed	No information
Additional Domains

Concertina.com Rank History

Alexa Rank shows how popular concertina.com is in comparison with other sites. The most popular site has Alexa Rank equals 1. If concertina.com has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to concertina.com and pageviews on concertina.com over the past 3 months.

Concertina.com Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 7859

ASN Title: PAIR-NETWORKS - pair Networks, US

Last Update: 03/03/2024

#
# 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: 7859
ASName: PAIR-NETWORKS
ASHandle: AS7859
RegDate: 1997-01-30
Updated: 2017-12-08
Ref: https://rdap.arin.net/registry/autnum/7859

OrgName: pair Networks
OrgId: PAIR
Address: 2403 Sidney St
Address: Suite 210
City: Pittsburgh
StateProv: PA
PostalCode: 15203
Country: US
RegDate: 1997-01-30
Updated: 2018-01-02
Comment: Please submit abuse reports to abuse@pair.com.
Ref: https://rdap.arin.net/registry/entity/PAIR

OrgAbuseHandle: ABUSE848-ARIN
OrgAbuseName: Abuse Handling
OrgAbusePhone: +1-412-381-7247
OrgAbuseEmail: abuse@pair.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE848-ARIN

OrgTechHandle: RIFFL1-ARIN
OrgTechName: Riffle, Matt
OrgTechPhone: +1-412-381-7224
OrgTechEmail: matt@pair.com
OrgTechRef: https://rdap.arin.net/registry/entity/RIFFL1-ARIN

OrgTechHandle: KM383-ARIN
OrgTechName: Martin, Kevin J.
OrgTechPhone: +1-412-381-7247
OrgTechEmail: sigma@smx.pair.com
OrgTechRef: https://rdap.arin.net/registry/entity/KM383-ARIN

RTechHandle: KM383-ARIN
RTechName: Martin, Kevin J.
RTechPhone: +1-412-381-7247
RTechEmail: sigma@smx.pair.com
RTechRef: https://rdap.arin.net/registry/entity/KM383-ARIN

RTechHandle: RIFFL1-ARIN
RTechName: Riffle, Matt
RTechPhone: +1-412-381-7224
RTechEmail: matt@pair.com
RTechRef: https://rdap.arin.net/registry/entity/RIFFL1-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.
#

Concertina.com Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: CONCERTINA.COM
Registry Domain ID: 26050599_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.register.com
Registrar URL: http://www.register.com
Updated Date: 2022-03-24T18:11:59Z
Creation Date: 2000-05-01T11:27:32Z
Registry Expiry Date: 2031-05-01T11:27:32Z
Registrar: Register.com, Inc.
Registrar IANA ID: 9
Registrar Abuse Contact Email: abuse@web.com
Registrar Abuse Contact Phone: +1.8003337680
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: NS0.DNSMADEEASY.COM
Name Server: NS1.DNSMADEEASY.COM
Name Server: NS2.DNSMADEEASY.COM
Name Server: NS3.DNSMADEEASY.COM
Name Server: NS4.DNSMADEEASY.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2022-04-26T11:46:58Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Concertina.com HTML Check

HTML Validation Tool

Errors

Almost standards mode doctype. Expected “<!DOCTYPE html>”.

Bad value “pics-label” for attribute “http-equiv” on element “meta”.

Bad value “imagetoolbar” for attribute “http-equiv” on element “meta”.

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

Attribute “value” not allowed on element “input” at this point.

Element “dl” is missing a required instance of child element “dd”.

No space between attributes.

Element “nofollow” not allowed as child of element “td” in this context. (Suppressing further errors from this subtree.)

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

Table column 2 established by element “td” has no cells beginning in it.

Warnings

The “language” attribute on the “script” element is obsolete. You can safely omit it.

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.

This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.

Concertina.com Desktop Performance

Last tested: 12/06/2016

Desktop Speed

76%

Leverage browser caching

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

Minify HTML

Minify CSS

Optimize images

Minify JavaScript

Desktop Resource Breakdown

Total Resources	50
Number of Hosts	3
Static Resources	46
JavaScript Resources	2
CSS Resources	4

Concertina.com Mobile Insights

Last tested: 12/06/2016

Mobile Usability

65%

Use legible font sizes

Configure the viewport

Size tap targets appropriately

Mobile Speed

64%

Leverage browser caching

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

Minify HTML

Minify CSS

Optimize images

Minify JavaScript

Mobile Resource Breakdown

Total Resources	50
Number of Hosts	3
Static Resources	46
JavaScript Resources	2
CSS Resources	4

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Concertina.com Concertina Library: Digital Reference Collection for Concertinas

Concertina Library: Documents for the study of English, Anglo, and Duet concertinas; history, instruction books, sheet music, patents, t...

Concertina.com Overview

Concertina.com Website Safety

Concertina.com Rank History

Concertina.com Hosting Information

Concertina.com Domain Registration and Settings

Concertina.com HTML Check

Concertina.com Desktop Performance

Concertina.com Mobile Insights

Concertina.com Similar Audits

Concertina.com Common Typos