Red5 MoQ relay

Red5

moq-relay.red5.net:4433/moq

Sweep of 2026-11-04 01:25 UTC Latest report JSON

Identifies itself as: did not say
Measured: 2026-11-04 01:34 UTC
Measured from: Helsinki, Finland
Probe: moqtap-probe 0.7.0 (0da3083d8bde)
Drafts negotiated: drafts 14–22
Drafts the operator lists: draft 22

QUIC WT IPv4

A deployment of Red5 Pro, operated by Red5. About this endpoint

At a glance

Protocols accepted: moqt-22, h3, moqt-21, moqt-18, moqt-17, moqt-16, moq-00
Media delivery: not attempted
Violations recorded: 5

Certificate

Subject: CN=moq-relay.red5.net
Issuer: C=US, O=Let's Encrypt, CN=YR1
Valid until: 2027-01-17 75 days left when measured
Trust: Publicly trusted
Verification: Completed with the certificate verified

Control messages

What each request got back, per draft. ok and err are both answers; ✗ is a request refused or left unanswered; a dash is a request our side did not complete. Times run from the request to its answer; each request waited up to 3,000 ms.

Draft	SUBSCRIBE	FETCH	TRACK_STATUS	SUBSCRIBE_NAMESPACE	PUBLISH_NAMESPACE	SUBSCRIBE_TRACKS	PUBLISH
22 QUIC	✓ err 118 ms	✓ err 118 ms	✓ err 118 ms	✓ ok 118 ms	✓ ok 118 ms	✓ ok 119 ms	✓ ok 118 ms
21 QUIC	✓ err 123 ms	✓ err 123 ms	✓ err 123 ms	✓ ok 123 ms	✓ ok 123 ms	✓ ok 123 ms	✓ ok 124 ms
20 WT	✓ err 121 ms	✗ 3,000 ms	✓ err 121 ms	✓ ok 121 ms	✓ ok 121 ms	✓ ok 121 ms	–
19 WT	✓ err 120 ms	✓ err 120 ms	✓ err 120 ms	✓ ok 120 ms	✓ ok 120 ms	✓ ok 120 ms	✓ ok 120 ms
18 QUIC	✓ err 120 ms	✓ err 121 ms	✓ err 120 ms	✓ ok 121 ms	✓ ok 121 ms	✓ ok 120 ms	✓ ok 121 ms
17 QUIC	✓ err 121 ms	✗ 3,000 ms	✓ err 122 ms	✗ 3,000 ms	✗ 3,000 ms	·	✗ 3,000 ms
16 QUIC	✓ err 118 ms	✓ err 118 ms	✓ err 118 ms	✓ ok 118 ms	✓ ok 118 ms	·	–
15 WT	–	–	–	✗ 217 ms	✓ ok 123 ms	·	–
14 QUIC	✓ err 121 ms	✗ 220 ms	✗ 217 ms	✓ err 118 ms	✓ ok 118 ms	·	–

SUBSCRIBE · drafts 16–18, 21–22 · QUIC REQUEST_ERROR 16 “Track not found”.
SUBSCRIBE · drafts 19–20 · WT REQUEST_ERROR 16 “Track not found”.
SUBSCRIBE · draft 14 · QUIC SUBSCRIBE_ERROR 404 “Track not found”.
FETCH · drafts 16, 18, 21–22 · QUIC REQUEST_ERROR 16 “Track not found”.
FETCH · draft 19 · WT REQUEST_ERROR 16 “Track not found”.
FETCH · draft 14 · QUIC Refused. The stream ended with no reset.
TRACK_STATUS · drafts 16–18, 21–22 · QUIC REQUEST_ERROR 16 “Track does not exist”.
TRACK_STATUS · drafts 19–20 · WT REQUEST_ERROR 16 “Track does not exist”.
TRACK_STATUS · draft 14 · QUIC Refused. The stream ended with no reset.
SUBSCRIBE_NAMESPACE · draft 15 · WT Refused. The stream ended with no reset.
SUBSCRIBE_NAMESPACE · draft 14 · QUIC SUBSCRIBE_NAMESPACE_ERROR 3 “No published tracks in namespace”.

Media delivery

One publisher and two subscribers, to see whether an object published through this endpoint reaches a client that asked for it.

Not attempted draft 22 · QUIC

The session this step needed did not open. The session did not open: no answer before the deadline during MoQT setup.

Specification violations

A request must not use a Request ID at or above the maximum the receiver granted. request_id_ceiling

Draft 14 over QUIC, during the control message probe (PUBLISH)

Specification: draft-ietf-moq-transport-14, Section 9.5; “If a Request ID equal to or larger than this is received by the endpoint that sent the MAX_REQUEST_ID in any request message (PUBLISH_NAMESPACE, FETCH, SUBSCRIBE, SUBSCRIBE_NAMESPACE, SUBSCRIBE_UDPATE or TRACK_STATUS), the endpoint MUST close the session with an error of TOO_MANY_REQUESTS.”
Required response: close the session with TOO_MANY_REQUESTS (0x7)
Maximum Request ID granted: 0

A message parameter must only appear in the messages its definition names. parameter_out_of_scope

Draft 20 over WebTransport, during the control message probe (PUBLISH)

Specification: draft-ietf-moq-transport-20, Section 10.2.1; “Each Message Parameter definition indicates the message types in which it can appear. If it appears in some other type of message, the receiving endpoint MUST close the connection with a PROTOCOL_VIOLATION.”
Required response: close the session with PROTOCOL_VIOLATION (0x3)

A control message's declared length must match its content. control_message_length

Draft 15 over WebTransport, during the control message probe (SUBSCRIBE)

Specification: draft-ietf-moq-transport-15, Section 9
Required response: close the session with error code 0x3

A parameter type must not appear twice in a message unless its definition allows it. duplicate_parameter

Draft 15 over WebTransport, during the control message probe (PUBLISH)

Specification: draft-ietf-moq-transport-15, Section 9.2
Required response: close the session with error code 0x3

A control message's declared length must match its content. control_message_length

Draft 14 over QUIC, during version negotiation

Specification: draft-ietf-moq-transport-14, Section 9
Required response: close the session with error code 0x3

Setup parameters

What this endpoint sent back in its setup response, per draft. A parameter with no name is a code point the negotiated draft does not define.

draft 22 · QUIC

No parameters sent.

draft 21 · QUIC

No parameters sent.

draft 20 · WT

No parameters sent.

draft 19 · WT

No parameters sent.

draft 18 · QUIC

No parameters sent.

draft 17 · QUIC

No parameters sent.

draft 16 · QUIC

0x02 max_request_id = 100

draft 15 · WT

0x02 max_request_id = 100

draft 14 · QUIC

0x02 max_request_id = 100

Measured by sweep

Sweep	Probe	Reachable	Drafts	Requests answered	Delivery	Offers a track	Certificate valid until	Violations
4 Nov 2026	0.7.0 0da3083d8bde	yes	drafts 14–22	22 QUIC: 7 of 721 QUIC: 7 of 720 WT: 5 of 619 WT: 7 of 718 QUIC: 7 of 717 QUIC: 2 of 616 QUIC: 5 of 515 WT: 1 of 214 QUIC: 3 of 5	Not attempted22 QUIC	not attempted	2027-01-17	control_message_length 14 QUICcontrol_message_length 15 WTduplicate_parameter 15 WTparameter_out_of_scope 20 WTrequest_id_ceiling 14 QUIC
3 Nov 2026	0.7.0 fcd05c5302c4	yes	drafts 14–22	22 QUIC: 7 of 721 QUIC: 7 of 720 WT: 5 of 619 WT: 7 of 718 QUIC: 7 of 717 QUIC: 2 of 616 QUIC: 5 of 515 WT: 1 of 214 QUIC: 3 of 5	Not attempted22 QUIC	not attempted	2027-01-17	control_message_length 14 QUICcontrol_message_length 15 WTduplicate_parameter 15 WTparameter_out_of_scope 20 WTrequest_id_ceiling 14 QUIC
2 Nov 2026	0.7.0 fcd05c5302c4	yes	drafts 14–22	22 QUIC: 7 of 721 QUIC: 7 of 720 WT: 5 of 619 WT: 7 of 718 QUIC: 7 of 717 QUIC: 2 of 616 QUIC: 5 of 515 WT: 1 of 214 QUIC: 3 of 5	Not attempted22 QUIC	not attempted	2027-01-17	control_message_length 14 QUICcontrol_message_length 15 WTduplicate_parameter 15 WTparameter_out_of_scope 20 WTrequest_id_ceiling 14 QUIC
1 Nov 2026	0.7.0 fcd05c5302c4	yes	drafts 14–22	22 QUIC: 7 of 721 QUIC: 7 of 720 WT: 5 of 619 WT: 7 of 718 QUIC: 7 of 717 QUIC: 2 of 616 QUIC: 5 of 515 WT: 1 of 214 QUIC: 3 of 5	Not attempted22 QUIC	not attempted	2027-01-17	control_message_length 14 QUICcontrol_message_length 15 WTduplicate_parameter 15 WTparameter_out_of_scope 20 WTrequest_id_ceiling 14 QUIC
31 Oct 2026	0.7.0 fcd05c5302c4	yes	drafts 14–22	22 QUIC: 7 of 721 QUIC: 7 of 720 WT: 5 of 619 WT: 7 of 718 QUIC: 7 of 717 QUIC: 2 of 616 QUIC: 5 of 515 WT: 1 of 214 QUIC: 3 of 5	Not attempted22 QUIC	not attempted	2027-01-17	control_message_length 14 QUICcontrol_message_length 15 WTduplicate_parameter 15 WTparameter_out_of_scope 20 WTrequest_id_ceiling 14 QUIC
30 Oct 2026	0.7.0 fcd05c5302c4	yes	drafts 14–22	22 QUIC: 7 of 721 QUIC: 7 of 720 WT: 5 of 619 WT: 7 of 718 QUIC: 7 of 717 QUIC: 2 of 616 QUIC: 5 of 515 WT: 1 of 214 QUIC: 3 of 5	Not attempted22 QUIC	not attempted	2027-01-17	control_message_length 14 QUICcontrol_message_length 15 WTduplicate_parameter 15 WTparameter_out_of_scope 20 WTrequest_id_ceiling 14 QUIC
29 Oct 2026	0.7.0 632a80524083	yes	drafts 14–22	22 QUIC: 7 of 721 QUIC: 7 of 720 WT: 5 of 619 WT: 7 of 718 QUIC: 7 of 717 QUIC: 2 of 616 QUIC: 5 of 515 WT: 1 of 214 QUIC: 3 of 5	Not attempted22 QUIC	not attempted	2027-01-17	control_message_length 14 QUICcontrol_message_length 15 WTduplicate_parameter 15 WTparameter_out_of_scope 20 WTrequest_id_ceiling 14 QUIC
27 Oct 2026	0.5.0 74c287bac814	yes	drafts 14–22	22 QUIC: 7 of 721 QUIC: 7 of 720 WT: 5 of 619 WT: 7 of 718 QUIC: 7 of 717 QUIC: 2 of 616 QUIC: 5 of 515 WT: 1 of 214 QUIC: 3 of 5	Not attempted22 QUIC	—	2027-01-17	control_message_length 14 QUICcontrol_message_length 15 WTduplicate_parameter 15 WTparameter_out_of_scope 20 WTrequest_id_ceiling 14 QUIC

Notes

— The endpoint is up and refused the offered protocols on at least one transport.

Is this your relay?

If something here is wrong, tell us — we keep what each result rests on, so a disputed one gets re-read rather than re-argued. We can also run this against endpoints that are not public.

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