[ Web Proxy ]
URL:
Viewing: https://developers.cloudflare.com/support/troubleshooting/http-status-codes/cloudflare-1xxx-errors/ [Back]  [Original]
Cloudflare 1xxx errors Cloudflare Support docsSkip to content
[]DirectoryAPISDKsChangelog
SearchCtrlKLog in
Support
/
  1. Home
  2. /Support
  3. /…
    Troubleshooting
  4. /HTTP Status Codes
  5. /Cloudflare 1xxx errors

Cloudflare 1xxx errors

Last updated Apr 23, 2026Copy as MarkdownView as MarkdownAgent setup
OverviewSupport and assistanceError 1000: DNS points to prohibited IPError 1001: DNS resolution errorError 1002: DNS points to Prohibited IPError 1002: RestrictedError 1003 Access Denied: Direct IP Access Not AllowedError 1004: Host Not Configured to Serve Web TrafficErrors 1005 Access Denied: Autonomous System Number (ASN) bannedErrors 1006, 1007, 1008 or 1106 Access Denied: Your IP address has been bannedErrors 1009 Access Denied: Country or region bannedError 1010: The owner of this website has banned your access based on your browser's signatureError 1011: Access Denied (Hotlinking Denied)Error 1012: Access DeniedError 1013: HTTP hostname and TLS SNI hostname mismatchError 1014: CNAME Cross-User BannedError 1015: You are being rate limitedError 1016: Origin DNS errorError 1018: Could not find hostError 1019: Compute server errorError 1020: Access deniedError 1023: Could not find hostError 1025: Please check back laterError 1033: Argo Tunnel errorError 1034: Edge IP RestrictedError 1035: Invalid request rewrite (invalid URI path)Error 1036: Invalid request rewrite (maximum length exceeded)Error 1037: Invalid rewrite rule (failed to evaluate expression)Error 1040: Invalid request rewrite (header modification not allowed)Error 1041: Invalid request rewrite (invalid header value)Error 1101: Rendering errorError 1102: Rendering errorError 1104: A variation of this email address is already taken in our system. Only one variation is allowed.Error 1200: Cache connection limit

The errors covered in this document may occur when accessing a website proxied by Cloudflare. For issues related to the Cloudflare API or dashboard, refer to our Cloudflare API documentation.

HTTP errors such as 409, 530, 403, and 429 are returned in the HTTP status header of a response, while 1XXX errors appear in the HTML body of the response.

Customize error pages

Refer to Custom Errors for instructions on customizing the default error pages discussed in this article.

Support and assistance

If the suggested resolutions for each error do not resolve the issue, contact Cloudflare Support.

  • Only the website owner can contact Cloudflare for technical support. You can find a domain's contact details via the Whoisdatabase .
  • Pro, Business and Enterprise plan users have access to email support.
  • Business and Enterprise users can also access chat support.
  • For additional support options, refer to the Cloudflare plans .

Error 1000: DNS points to prohibited IP

For a complete description of this error refer to the Error 1000 page.

Error 1001: DNS resolution error

For a complete description of this error refer to the Error 1001 page.

Error 1002: DNS points to Prohibited IP

For a complete description of this error refer to the Error 1002: DNS points to Prohibited IP page.

Error 1002: Restricted

For a complete description of this error refer to the Error 1002: Restricted page.

Error 1003 Access Denied: Direct IP Access Not Allowed

For a complete description of this error refer to the Error 1003 page.

Error 1004: Host Not Configured to Serve Web Traffic

For a complete description of this error refer to the Error 1004 page.

Errors 1005 Access Denied: Autonomous System Number (ASN) banned

For a complete description of this error refer to the Error 1005 page.

Errors 1006, 1007, 1008 or 1106 Access Denied: Your IP address has been banned

For a complete description of this error refer to the Error 1006, 1007, 1008 or 1106 page.

Errors 1009 Access Denied: Country or region banned

For a complete description of this error refer to the Error 1009 page.

Error 1010: The owner of this website has banned your access based on your browser's signature

For a complete description of this error refer to the Error 1010 page.

Error 1011: Access Denied (Hotlinking Denied)

For a complete description of this error refer to the Error 1011 page.

Error 1012: Access Denied

For a complete description of this error refer to the Error 1012 page.

Error 1013: HTTP hostname and TLS SNI hostname mismatch

For a complete description of this error refer to the Error 1013 page.

Error 1014: CNAME Cross-User Banned

For a complete description of this error refer to the Error 1014 page.

Error 1015: You are being rate limited

For a complete description of this error refer to the Error 1015 page.

Error 1016: Origin DNS error

For a complete description of this error refer to the Error 1016 page.

Error 1018: Could not find host

For a complete description of this error refer to the Error 1018 page.

Error 1019: Compute server error

For a complete description of this error refer to the Error 1019 page.

Error 1020: Access denied

For a complete description of this error refer to the Error 1020 page.

Error 1023: Could not find host

For a complete description of this error refer to the Error 1023 page.

Error 1025: Please check back later

For a complete description of this error refer to the Error 1025 page.

Error 1033: Argo Tunnel error

For a complete description of this error refer to the Error 1033 page.

Error 1034: Edge IP Restricted

For a complete description of this error refer to the Error 1034 page.

Error 1035: Invalid request rewrite (invalid URI path)

For a complete description of this error refer to the Error 1035 page.

Error 1036: Invalid request rewrite (maximum length exceeded)

For a complete description of this error refer to the Error 1036 page.

Error 1037: Invalid rewrite rule (failed to evaluate expression)

For a complete description of this error refer to the Error 1037 page.

Error 1040: Invalid request rewrite (header modification not allowed)

For a complete description of this error refer to the Error 1040 page.

Error 1041: Invalid request rewrite (invalid header value)

For a complete description of this error refer to the Error 1041 page.

Error 1101: Rendering error

For a complete description of this error refer to the Error 1101 page.

Error 1102: Rendering error

For a complete description of this error refer to the Error 1102 page.

Error 1104: A variation of this email address is already taken in our system. Only one variation is allowed.

For a complete description of this error refer to the Error 1104 page.

Error 1200: Cache connection limit

For a complete description of this error refer to the Error 1200 page.

PreviousError 10060NextError 1000

Was this helpful?

YesNo

On this page

Getting started
PlansContact salesPartnersFind a partnerStartupsUnder attack?Domain name search
Company
AboutCareersInvestorsPressPress kitGlobal network
Public interest
Project GalileoAthenian ProjectCloudflare for CampaignsProject FairshotImpact/ESG
Compliance
Compliance resourcesTrust HubData ProtectionResponsible AITransparency reportReport abuse
Resources
App innovation reportCloudflare RadarCase studiesStatusSupportEventsBlog
Developers
DocumentationLearning centerCommunity
Solutions
SSE and SASE platformCloudflare AI CloudAI SecurityFrontend Development PlatformMulti-Tenant Platform DevelopmentWeb Security Platform
Start BuildingLog In
2026 Cloudflare, Inc.
Privacy policy| Report security issues| Terms of use| Trademark
privacy options [privacy options]Your privacy choices
[]
Web Proxy Viewer  |  New URL  |  Original Page