HTTP Headers
Show the HTTP headers for a URL, with a full break-down of details. Will follow redirects.
Summary
- Response
- Total Requests
- 1
- Total Time
- 791 ms
https://odysseymathtuition.com/chung-cheng-high-school-main/- Status
- 200
- Message
- OK
- Time
- 791 ms
- IP
- 172.67.199.102
Timing
Wait
0 ms
DNS
8 ms
TCP
4 ms
Request
0 ms
First Byte
767 ms
Download
0 ms
Total
791 ms
HTTP Headers
- Date
Tue, 09 Jun 2026 03:12:57 GMT
The date and time that the message was sent.
- Content-Type
text/html; charset=UTF-8
The MIME type of this content.
Problems were detected with this header
- Unknown MIME type.
- Connection
keep-alive
Control options for the current connection and list of hop-by-hop response fields.
keep-alive - The client would like to keep the connection open.
- Server
cloudflare
A name for the server.
cloudflare - Description of the server software.
- Last-Modified
Mon, 08 Jun 2026 07:33:47 GMT
The last modified date for the requested object.
- Cache-Control
max-age=0
Inform all caching mechanisms from server to client whether they may cache this object.
Max-Age
0
The time a browser should remember a site can only be accessed with https (seconds).
- Expires
Tue, 09 Jun 2026 03:12:57 GMT
The time at which the response is considered stale.
- Vary
Accept-Encoding
Indicates that different content may be provided to different clients, depending on the vary header.
Headers
- Accept-Encoding
- Nel
{"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Configure network request logging.
Report_to
cf-nel
Success_fraction
0Max_age
604800
- Cf-Cache-Status
DYNAMIC
Encoded information about your request from Cloudflare.
DYNAMIC - This is not cached by default.
- Server-Timing
cfCacheStatus;desc="DYNAMIC"
Server metrics for the request.
Cfcachestatus
DYNAMIC
- Server-Timing
cfEdge;dur=9,cfOrigin;dur=753
Server metrics for the request.
Cfedge
- dur - 9
Cforigin
- dur - 753
Problems were detected with this header
- Duplicate header. There is another header with this name and this may cause problems.
- Report-To
{"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=OJkN32kuWLAXl790JRYqLVJQSn5S9hav6oUWMPJE1wud4JshAMiHmRCBbIpg3lyub4vVELjfkT6ds%2BHeS6IPeQw04i9vjuCD8qsP8eomReDgfEALILMthHnCdpU5vGmfHSnJm9e9Jk8X"}]}
Report to.
Group
cf-nel
Max_age
604800
Endpoints
- {"url":"https://a.nel.cloudflare.com/report/v4?s=OJkN32kuWLAXl790JRYqLVJQSn5S9hav6oUWMPJE1wud4JshAMiHmRCBbIpg3lyub4vVELjfkT6ds%2BHeS6IPeQw04i9vjuCD8qsP8eomReDgfEALILMthHnCdpU5vGmfHSnJm9e9Jk8X"}
- Cf-Ray
a08cf5250983e5e2-EWR
Encoded information about your request from Cloudflare.
- Alt-Svc
h3=":443"; ma=86400
Indicate a resource should be loaded from a different server while still appearing to be loaded from this server.
Service
- h3 - :443
Service
- ma - 86400 (1 day)
Max age for the alternative (seconds).
- ma - 86400 (1 day)