Portalprelude.com Portal: Prelude

Portal: Prelude, the official free Portal modification website. Download the game, check the ladderboard, and access a lot of goodies.

Portalprelude.com Overview

Portalprelude.com ranking shows that the page is at position 1,753,612 over the world, while the bulk of its audience is from Russian Federation, where it ranks 595,979.

In terms of rank-to-traffic ratio, portalprelude.com has 207 unique users per day, viewing 417 pages. The rank based value of portalprelude.com is 3,154 USD. Every user makes 2.16 pageviews on average.

Portalprelude.com boasts a link base consisting of 316 referring domains and 383 external backlinks, as revealed by the data obtained from web network scanning.

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

According the last verification test in October 02, 2025, portalprelude.com has an invalid SSL certificate. Click button “Update” SSL Information at the Safety Information section.

Based on data from Google Safe Browsing, Google Safe Search, Symantec and Web of Trust portalprelude.com is a fairly safe domain.

According the Mobile-Friendly test by Google portalprelude.com is nice optimized for mobile devices and tablets.

Portalprelude.com Rank Summary

Global Rank

1,753,612

Average Load Time

1.71sec

Links In Count

140

Website Value

$2,920

Audience Geography. Where are portalprelude.com visitors located?

Country	Visitors
Russian Federation RU	6.1%
Other	93%

Country	Pageviews
Russian Federation RU	3.6%
Other	96%

Country	Rank
Russian Federation RU	595979

Where do visitors go on portalprelude.com?

Subdomain	Pageviews
portalprelude.com	100%

Subdomain	Pageviews per User
portalprelude.com	3

Subdomain	Reach
portalprelude.com	100%

How popular is portalprelude.com?

Period	Global Rank	Global Rank Delta
past 3 months	1753612	-329274
past month	1254043	-1132039
past week	2605188	-425609

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	1993098	-365919	1	30%	2	1%
30	1238294	-1747294	2	300%	3	100%
7	2927330	-371906	1	30%	1	9%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	1745155	-311928	19	30%
30	1398734	-779420	3	90%
7	2429366	-269235	1	20%

Portalprelude.com Website Safety

Overview

Last Updated: 10/02/2025

Overall result - portalprelude.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: 02/21/2025

portalprelude.com is safe.

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

Google Safe Search

Last Updated: 09/10/2017

portalprelude.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

portalprelude.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: 03/10/2021

portalprelude.com is safe.

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

Web of Trust

Last Updated: 01/13/2019

portalprelude.com child safety is very good.

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

Portalprelude.com Rank History

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

Portalprelude.com Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 22612

ASN Title: NAMECHEAP-NET - Namecheap, Inc., US

Last Update: 09/16/2025

#
# 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: 22612
ASName: NAMECHEAP-NET
ASHandle: AS22612
RegDate: 2011-06-21
Updated: 2012-03-02
Comment: http://namecheap.com
Comment: support@namecheap.com
Ref: https://rdap.arin.net/registry/autnum/22612

OrgName: Namecheap, Inc.
OrgId: NAMEC-4
Address: 11400 W. Olympic Blvd. Suite 200
City: Los Angeles
StateProv: CA
PostalCode: 90064
Country: US
RegDate: 2011-01-28
Updated: 2017-01-28
Ref: https://rdap.arin.net/registry/entity/NAMEC-4

ReferralServer: rwhois://whois.namecheaphosting.com:4321

OrgTechHandle: EFIME-ARIN
OrgTechName: Efimenko, Igor
OrgTechPhone: +1-323-375-2822
OrgTechEmail: igor.e@namecheap.com
OrgTechRef: https://rdap.arin.net/registry/entity/EFIME-ARIN

OrgTechHandle: TECHT4-ARIN
OrgTechName: Tech team
OrgTechPhone: +1-323-375-2822
OrgTechEmail: tech@namecheaphosting.com
OrgTechRef: https://rdap.arin.net/registry/entity/TECHT4-ARIN

OrgAbuseHandle: ABUSE2885-ARIN
OrgAbuseName: Abuse team
OrgAbusePhone: +1-323-375-2822
OrgAbuseEmail: abuse@namecheaphosting.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2885-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.
#

%rwhois V-1.0,V-1.5:00090h:00 billing.web-hosting.com (Ubersmith RWhois Server V-4.1.6)
%error 350 Invalid query syntax

Portalprelude.com Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: PORTALPRELUDE.COM
Registry Domain ID: 1514260078_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.gandi.net
Registrar URL: http://www.gandi.net
Updated Date: 2023-07-07T04:18:07Z
Creation Date: 2008-08-15T17:34:13Z
Registry Expiry Date: 2024-08-15T17:34:13Z
Registrar: Gandi SAS
Registrar IANA ID: 81
Registrar Abuse Contact Email: abuse@support.gandi.net
Registrar Abuse Contact Phone: +33.170377661
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: NS-225-C.GANDI.NET
Name Server: NS-78-B.GANDI.NET
Name Server: NS-98-A.GANDI.NET
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2023-11-09T17:25:27Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Portalprelude.com HTML Check

HTML Validation Tool

Errors

Obsolete doctype. Expected “<!DOCTYPE html>”.

Internal encoding declaration “iso-8859-1” disagrees with the actual encoding of the document (“utf-8”).

Bad value “text/html; charset=ISO-8859-1” for attribute “content” on element “meta”: “iso-8859-1” is not a preferred encoding name. The preferred label for this encoding is “windows-1252”.

Bad value “service.post” for attribute “rel” on element “link”: The string “service.post” is not a registered keyword.

Element “div” not allowed as child of element “h4” in this context. (Suppressing further errors from this subtree.)

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

Warnings

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

Portalprelude.com Desktop Performance

Last tested: 03/21/2019

Desktop Speed

78%

Leverage browser caching

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

Optimize images

Minify CSS

Desktop Resource Breakdown

Total Resources	40
Number of Hosts	5
Static Resources	34
JavaScript Resources	2
CSS Resources	3

Portalprelude.com Mobile Insights

Last tested: 03/21/2019

Mobile Usability

63%

Use legible font sizes

Size tap targets appropriately

Configure the viewport

Size content to viewport

Mobile Speed

66%

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

Leverage browser caching

Optimize images

Minify CSS

Mobile Resource Breakdown

Total Resources	40
Number of Hosts	5
Static Resources	34
JavaScript Resources	2
CSS Resources	3

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Portalprelude.com Portal: Prelude

Portal: Prelude, the official free Portal modification website. Download the game, check the ladderboard, and access a lot of goodies.

Portalprelude.com Overview

Portalprelude.com Rank Summary

Portalprelude.com Website Safety

Portalprelude.com Rank History

Portalprelude.com Hosting Information

Portalprelude.com Domain Registration and Settings

Portalprelude.com HTML Check

Portalprelude.com Desktop Performance

Portalprelude.com Mobile Insights

Portalprelude.com Similar Audits

Portalprelude.com Common Typos