Prebid.org Home - Prebid

Prebid.org Overview

prebid.org is a website that focuses on header bidding, presenting itself as a resource to make this process easier for users. The website's title, "Prebid - Header Bidding Made Easy," perfectly encapsulates its purpose, and the description, "Header bidding, unwrapped!" adds further clarity.

With an average of 1856 unique users per day and 4640 pageviews, prebid.org has gained considerable traction and engagement. This popularity is reflected in its estimated site value of 87600 US dollars, indicating its importance in the industry.

The website is hosted by FASTLY, a US-based hosting provider known for its reliable and high-performance services. This implies that users can expect a fast and responsive experience when visiting the site.

Prebid.org operates under the TLD (Top Level Domain) .ORG, reflecting its nonprofit or organization-focused nature. Since the .ORG domain is widely associated with nonprofits, charities, and educational institutions, it is likely that the site caters to these sectors.

SSL certification is provided by Let's Encrypt, a well-known and trusted entity in the world of web security. This certification guarantees that user data transmitted through the website is protected and encrypted, ensuring a safe browsing experience.

Regarding its family-friendliness, without further details or content analysis, it is difficult to make a definitive determination. However, considering the site's focus on header bidding and its association with nonprofits, it is likely that the content is suitable for all audiences.

In terms of PageSpeed Insights, prebid.org scores a 56 out of 100 on average. While this score indicates room for improvement, it does not necessarily imply a poor user experience. However, it suggests that there may be areas where optimizations can be made to enhance page loading speed and overall performance.

Lastly, prebid.org has an impressive number of external backlinks, with 1732 pointing to the site. These backlinks indicate that other websites and sources recognize the value and credibility of prebid.org's content. Additionally, the site has 1024 referring domains, highlighting the extent of its influence and reach within the industry.

Overall, prebid.org is a reputable and popular resource for header bidding. Its high number of backlinks, extensive referring domains, and significant daily traffic indicate its value and impact within the industry. With improvements in PageSpeed Insights and continued attention to user experience, it has the potential to further solidify its position as an essential destination for those interested in header bidding.

Prebid.org Rank Summary

Global Rank

145,431

Average Load Time

0.79sec

Links In Count

Website Value

$87,688

Audience Geography. Where are prebid.org visitors located?

Country	Visitors
United States US	39.3%
Japan JP	21.6%
Taiwan TW	7.7%
Argentina AR	6.1%
India IN	4.4%
Israel IL	3.9%
Macedonia MK	1.3%
Turkey TR	1.3%
Other	14.2%

Country	Pageviews
United States US	37.5%
Taiwan TW	12.9%
Japan JP	12.2%
Argentina AR	6.5%
India IN	5.9%
Israel IL	5.6%
Turkey TR	3.9%
Macedonia MK	0.6%
Other	14.9%

Country	Rank
Macedonia MK	6898
Israel IL	13299
Taiwan TW	18052
Argentina AR	18212
Japan JP	53092
United States US	61935
Turkey TR	74364
India IN	122917

Where do visitors go on prebid.org?

Subdomain	Pageviews
prebid.org	100%

Subdomain	Pageviews per User
prebid.org	2.1

Subdomain	Reach
prebid.org	100%

How popular is prebid.org?

Period	Global Rank	Global Rank Delta
past 3 months	145431	34755
past month	151105	-10064
past week	144560	-181536
yesterday	191564	105825

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	165774	38566	29	-25.97%	2.5	2%
30	187204	2390	25	-2.21%	2.1	-14.8%
7	184136	-186457	27	150%	2.1	-13.58%
1	230570	141258	2	-73.725%	2	-34.8%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	146775	36003	44	-27.29%
30	147142	-16381	44	20%
7	141259	-192087	46	200%
1	189910	87556	3	-59.76%

Prebid.org Website Safety

Overview

Last Updated: 04/02/2025

Overall result - prebid.org 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: 02/09/2025

prebid.org is safe.

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

Google Safe Search

Last Updated: 02/21/2017

prebid.org 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

prebid.org 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: 02/07/2021

prebid.org is safe.

McAfee assesses prebid.org 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 prebid.org for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/13/2019

prebid.org child safety is very good.

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

SSL Information

SSL Checker Tool

Domain	prebid.org
Issuer Organization	Let's Encrypt
Issuer	E5
Algorithm	ecdsa-with-SHA384
Valid form	09/18/2024
Expiration	12/17/2024
Signed	Certificate is not self signed
Additional Domains	prebid.org

Prebid.org Rank History

Alexa Rank shows how popular prebid.org is in comparison with other sites. The most popular site has Alexa Rank equals 1. If prebid.org 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 prebid.org and pageviews on prebid.org over the past 3 months.

Prebid.org Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 209242

ASN Title: CLOUDFLARESPECTRUM Cloudflare, Inc., GB

Last Update: 12/19/2024

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2020, American Registry for Internet Numbers, Ltd.
#

No match found for a 209242.

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2020, American Registry for Internet Numbers, Ltd.
#

Prebid.org Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: prebid.org
Registry Domain ID: b6463cc9da5c44c8afb43bc9eb0340a0-LROR
Registrar WHOIS Server: http://whois.1api.net
Registrar URL: http://www.1api.net
Updated Date: 2024-09-06T13:49:59Z
Creation Date: 2015-07-23T13:49:58Z
Registry Expiry Date: 2025-07-23T13:49:58Z
Registrar: 1API GmbH
Registrar IANA ID: 1387
Registrar Abuse Contact Email: abuse@1api.net
Registrar Abuse Contact Phone: +49.68949396850
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registry Registrant ID: REDACTED FOR PRIVACY
Registrant Name: REDACTED FOR PRIVACY
Registrant Organization: Registrant of prebid.org
Registrant Street: REDACTED FOR PRIVACY
Registrant City: REDACTED FOR PRIVACY
Registrant State/Province: West Yorkshire
Registrant Postal Code: REDACTED FOR PRIVACY
Registrant Country: GB
Registrant Phone: REDACTED FOR PRIVACY
Registrant Phone Ext: REDACTED FOR PRIVACY
Registrant Fax: REDACTED FOR PRIVACY
Registrant Fax Ext: REDACTED FOR PRIVACY
Registrant Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Registry Admin ID: REDACTED FOR PRIVACY
Admin Name: REDACTED FOR PRIVACY
Admin Organization: REDACTED FOR PRIVACY
Admin Street: REDACTED FOR PRIVACY
Admin City: REDACTED FOR PRIVACY
Admin State/Province: REDACTED FOR PRIVACY
Admin Postal Code: REDACTED FOR PRIVACY
Admin Country: REDACTED FOR PRIVACY
Admin Phone: REDACTED FOR PRIVACY
Admin Phone Ext: REDACTED FOR PRIVACY
Admin Fax: REDACTED FOR PRIVACY
Admin Fax Ext: REDACTED FOR PRIVACY
Admin Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Registry Tech ID: REDACTED FOR PRIVACY
Tech Name: REDACTED FOR PRIVACY
Tech Organization: REDACTED FOR PRIVACY
Tech Street: REDACTED FOR PRIVACY
Tech City: REDACTED FOR PRIVACY
Tech State/Province: REDACTED FOR PRIVACY
Tech Postal Code: REDACTED FOR PRIVACY
Tech Country: REDACTED FOR PRIVACY
Tech Phone: REDACTED FOR PRIVACY
Tech Phone Ext: REDACTED FOR PRIVACY
Tech Fax: REDACTED FOR PRIVACY
Tech Fax Ext: REDACTED FOR PRIVACY
Tech Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Name Server: ns1.dnsimple.com
Name Server: ns3.dnsimple.com
Name Server: ns4.dnsimple-edge.org
Name Server: ns2.dnsimple-edge.net
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2025-01-13T12:20:55Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Prebid.org HTML Check

HTML Validation Tool

Warnings

The “navigation” role is unnecessary for element “nav”.

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

The “contentinfo” role is unnecessary for element “footer”.

Errors

Self-closing syntax (“/>”) used on a non-void HTML element. Ignoring the slash and treating as a start tag.

End tag “a” violates nesting rules.

Bad value “button” for attribute “type” on element “a”: Subtype missing.

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

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

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

Prebid.org Desktop Performance

Last tested: 12/25/2015

Desktop Speed

77%

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

Leverage browser caching

Enable compression

Optimize images

Minify JavaScript

Minify HTML

Desktop Resource Breakdown

Total Resources	39
Number of Hosts	19
Static Resources	28
JavaScript Resources	21
CSS Resources	5

Prebid.org Mobile Insights

Last tested: 10/31/2019

Mobile Usability

91%

Size tap targets appropriately

Use legible font sizes

Mobile Speed

56%

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

Optimize images

Leverage browser caching

Minify JavaScript

Minify CSS

Minify HTML

Mobile Resource Breakdown

Total Resources	37
Number of Hosts	9
Static Resources	32
JavaScript Resources	13
CSS Resources	8

Prebid.org Common Typos

www.prebid.com
www.prebid.net
www.prebid.org
www.prebid.info
www.prebid.biz
www.prebid.us
www.prebid.mobi
www.rebid.org
www.prebid.org
www.orebid.org
www.porebid.org
www.oprebid.org
www.lrebid.org
www.plrebid.org
www.lprebid.org
www.pebid.org
www.peebid.org
www.preebid.org
www.perebid.org
www.pdebid.org
www.prdebid.org
www.pdrebid.org
www.pfebid.org
www.prfebid.org
www.pfrebid.org
www.ptebid.org
www.prtebid.org
www.ptrebid.org
www.prbid.org
www.prwbid.org
www.prewbid.org
www.prwebid.org
www.prsbid.org
www.presbid.org
www.prsebid.org
www.prdbid.org
www.predbid.org
www.prrbid.org
www.prerbid.org
www.prrebid.org
www.preid.org
www.previd.org
www.prebvid.org
www.prevbid.org
www.pregid.org
www.prebgid.org
www.pregbid.org
www.prehid.org
www.prebhid.org
www.prehbid.org
www.prenid.org
www.prebnid.org
www.prenbid.org
www.prebd.org
www.prebud.org
www.prebiud.org
www.prebuid.org
www.prebjd.org
www.prebijd.org
www.prebjid.org
www.prebkd.org
www.prebikd.org
www.prebkid.org
www.prebod.org
www.prebiod.org
www.preboid.org
www.prebi.org
www.prebix.org
www.prebidx.org
www.prebixd.org
www.prebis.org
www.prebids.org
www.prebisd.org
www.prebie.org
www.prebide.org
www.prebied.org
www.prebir.org
www.prebidr.org
www.prebird.org
www.prebif.org
www.prebidf.org
www.prebifd.org
www.prebic.org
www.prebidc.org
www.prebicd.org

Prebid.org Home - Prebid

Prebid.org Overview

Prebid.org Rank Summary

Prebid.org Website Safety

Prebid.org Rank History

Prebid.org Hosting Information

Prebid.org Domain Registration and Settings

Prebid.org HTML Check

Prebid.org Desktop Performance

Prebid.org Mobile Insights

Prebid.org Similar Audits

Prebid.org Common Typos