Email Source: Interlink

Homepage: https://www.interlink.or.jp/

This source is known to forward email

Capable of generating DMARC compliant email for others

Yes

Most of the Interlink infrastructure appears to be forwarder-only, and may have large volumes of illegitimate traffic. However some related infrastructure such as Zoot has been seen to be capable of DMARC compliance. Contact your vendor for more guidance.

Capable of signing email with DKIM for others

Yes

Capable of sending SPF compliant email for others

Yes