""ET INFO Observed Ordns DNS over HTTPS Domain (Ordns .he .net in TLS SNI)""

SID: 2035858

Revision: 1

Class Type: misc-activity

Metadata: created_at 2022_04_07, deployment Perimeter, signature_severity Minor, updated_at 2022_04_07

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: 443

Flow: established,to_server

Contents:

  • Value: "|16|" Depth: 1

  • Value: "|01|"

  • Value: "|00 00 0c|ordns.he.net"

Within:

PCRE:

Special Options:

source