usaco.training - USACO Training Gateway

Usaco.training Quick Summary

Status

Online

Server IP address resolved: Yes

Http response code: 200

Response time: 0.40 sec.

Last Checked: 06/17/2024

usaco.training is hosted by CLOUDFLARENET - Cloudflare, Inc., US. See the list of other websites hosted by CLOUDFLARENET - Cloudflare, Inc., US.

Usaco.training is registered under .TRAINING top-level domain. Check other websites in .TRAINING zone.

During the last check (December 05, 2020) usaco.training has an expired SSL certificate issued by CloudFlare, Inc. (expired on July 11, 2021), please click the “Refresh” button for SSL Information at the Safety Information section. Check other websites using SSL certificates issued by CloudFlare, Inc..

In accordance with Google Safe Browsing and Symantec usaco.training is pretty a safe domain.

Usaco.training General Information

Information not available

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Usaco.training Safety Information

Rankchart Summary

Unknown

Updated: 06/17/2024

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

Safe

Updated: 02/19/2024

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Norton ConnectSafe evaluates websites for any unsafe and inapropriate content. The results are important for families with young children.

Google Safe Search

Not Checked

Updated: 06/17/2024

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SafeSearch works as a parental control tool to filter out any content that might be inappropriate for your children.

Google Safe Browsing

Safe

Malware not found

Phishing not detected

Unwanted software not found

Harmfull applications not found

Updated: 12/05/2020

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

McAfee® WebAdvisor

Unknown

Updated: 12/05/2020

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McAfee assesses usaco.training 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 usaco.training for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Not Checked

Updated: 06/17/2024

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

Usaco.training SSL Information

Information about SSL/TLS certificates

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Domain	sni.cloudflaressl.com
Issuer Organization	CloudFlare, Inc.
Issuer	Cloudflare Inc ECC CA-3
Algorithm	ecdsa-with-SHA256
Valid form	07/11/2020
Expiration	07/11/2021
Signed	Certificate is not self signed
Additional Domains	usaco.training *.usaco.training sni.cloudflaressl.com

SSL Checker

Usaco.training Server Information

Usaco.training Server Location

Where website hosting server is located?

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Usaco.training ASN Information

Information about IP address owner

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ASN ID: 13335

ASN Title: CLOUDFLARENET - Cloudflare, Inc., US

Updated: 12/11/2023

Raw ASN data:

#
# 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.
#

Geolocation

ASN Lookup

Usaco.training Domain Name Information

Usaco.training DNS Information

Domain name service records

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Host	A Record	TTL

Usaco.training Whois Information

Information about registered users or assignees of an Internet resource

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Raw WHOIS data:

Domain Name: usaco.training
Registry Domain ID: a82006da69ec423eba5f41bb1be789be-DONUTS
Registrar WHOIS Server: http://whois.cloudflare.com
Registrar URL: http://cloudflare.com
Updated Date: 2023-06-16T19:22:24Z
Creation Date: 2020-07-11T01:02:58Z
Registry Expiry Date: 2024-07-11T01:02:58Z
Registrar: Cloudflare, Inc
Registrar IANA ID: 1910
Registrar Abuse Contact Email:
Registrar Abuse Contact Phone:
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registry Registrant ID: REDACTED FOR PRIVACY
Registrant Name: REDACTED FOR PRIVACY
Registrant Organization: Delos Enterprises
Registrant Street: REDACTED FOR PRIVACY
Registrant City: REDACTED FOR PRIVACY
Registrant State/Province: CO
Registrant Postal Code: REDACTED FOR PRIVACY
Registrant Country: US
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: karl.ns.cloudflare.com
Name Server: leia.ns.cloudflare.com
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2023-11-10T21:22:12Z

Whois

DNS Lookup

Usaco.training HTML Validation

Usaco.training W3C HTML Markup Validation

HTML markup errors and warnings

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Warnings:

Using “windows-1252” instead of the declared encoding “iso-8859-1”.

The “type” attribute for the “style” element is not needed and should be omitted.

The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.

Attribute “:” is not serializable as XML 1.0.

Attribute “<a” is not serializable as XML 1.0.

Consider adding a “lang” attribute to the “html” start tag to declare the language of this document.

Errors:

Legacy encoding “windows-1252” used. Documents must use UTF-8.

Start tag seen without seeing a doctype first. Expected “<!DOCTYPE html>”.

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

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

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

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

The “bgcolor” attribute on the “table” 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.

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

End tag “font” violates nesting rules.

End tag “b” violates nesting rules.

No “font” element in scope but a “font” end tag seen.

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

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

End tag “center” seen, but there were open elements.

Unclosed element “form”.

Stray end tag “form”.

“<” in attribute name. Probable cause: “>” missing immediately before.

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

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

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

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

End tag “td” seen, but there were open elements.

Unclosed element “small”.

HTML Validator

Usaco.training Desktop Performance

How Well Usaco.training Performs On Desktops?

Website desktop performance and usability tips

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Data not available...

Usaco.training Mobile Performance

How Optimized Is Usaco.training for Mobile Devices?

Tips on speeding up mobile site performance

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Data not available...

Usaco.training URL Typos

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Usaco.training USACO Training Gateway

Usaco.training Quick Summary

Usaco.training General Information

Usaco.training Safety Information

Usaco.training SSL Information

Usaco.training Server Information

Usaco.training Server Location

Usaco.training ASN Information

Usaco.training Domain Name Information

Usaco.training DNS Information

Usaco.training Whois Information

Usaco.training HTML Validation

Usaco.training W3C HTML Markup Validation

Usaco.training Desktop Performance

How Well Usaco.training Performs On Desktops?

Usaco.training Mobile Performance

How Optimized Is Usaco.training for Mobile Devices?

Usaco.training URL Typos

Most common user URL mistypes for usaco.training