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MOQtail relay

relay.moqtail.dev:443

The MOQtail project's main public relay. Its operator states it is not a production relay.

What this is

Operated by
MOQtail
Running
MOQtail
Published URL
https://relay.moqtail.dev
TestLab id
moqtail

What TestLab measured

What this endpoint answered on 2026-11-05. One sweep, on one occasion — not a claim about availability, and not a grade.

Transports answered
QUIC and WebTransport
Drafts answered
draft 22
Identifies itself as
moqtail/0.17.0+2c3efc6
Media delivery
delivered, first object 26ms
Violations recorded
none
Address families
IPv4

Also recorded during the sweep — conditions of the connection rather than findings about the protocol

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

Certificate, per-draft control message support, the delivery run and every recorded violation in full.

The main relay on the moqtail.dev fleet, and the one the MOQtail project points at first. Its draft-22 relay runs on the same host, on port 8244, as a separate endpoint.

The project states that MOQtail is not a production relay.

Elsewhere running MOQtail

10 other endpoints run the same implementation. Each is a separate deployment at its own version and configuration, so what one answers is not a claim about the others. All of them are run by the same operator as this one.

MOQtail ABR

MOQtail

ord.abr.moqtail.dev:443

The hostname did not resolve when the fleet was last swept — a fact about the name, not about any relay behind it.

MOQtail draft-22

MOQtail

relay.moqtail.dev:8244

Not measured. The endpoint was not probed in the last sweep.

MOQtail IBC2025

MOQtail

ord.ibc25.moqtail.dev:443

WT draft 11 IPv4

Namespace accepted, track never asked for

Two publishers: standby / closed

1 specification violation

MOQtail n1 Chicago

MOQtail

relay.n1.ord.moqtail.dev:443

QUIC WT draft 22 IPv4

Object delivered end to end first object 115ms

Two publishers: serving / serving

MOQtail n1 Frankfurt

MOQtail

relay.n1.fra.moqtail.dev:443

QUIC WT draft 22 IPv4

Object delivered end to end first object 24ms

Two publishers: serving / serving

MOQtail n1 Osaka

MOQtail

relay.n1.osa.moqtail.dev:443

QUIC WT draft 22 IPv4

Object delivered end to end first object 272ms

Two publishers: serving / serving

MOQtail n1 Singapore

MOQtail

relay.n1.sin.moqtail.dev:443

QUIC WT draft 22 IPv4

Object delivered end to end first object 207ms

Two publishers: serving / serving

MOQtail SyncPlay

MOQtail

syncplay.moqtail.dev:4448

WT draft 14 IPv4

Namespace accepted, track never asked for

Two publishers: closed / standby

1 specification violation

MOQtail TimeTravel

MOQtail

timetravel.moqtail.dev:4445

WT draft 11 IPv4

Namespace accepted, track never asked for

Two publishers: closed / standby

1 specification violation

MOQtail WatchParty

MOQtail

watch-party.moqtail.dev:4446

QUIC WT draft 16 IPv4

Namespace accepted, track never asked for

Two publishers: closed / standby

Is this your endpoint?

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.