$TTL 7200 @ SOA NS.XN--WBTZ5WPQAJ35CFXC.XN--J6W193G. sb.m-labs.hk. ( 2024010901 7200 3600 86400 600) NS NS.XN--WBTZ5WPQAJ35CFXC.XN--J6W193G. NS ns1.he.net. CAA 0 issue "letsencrypt.org; accounturi=https://acme-v02.api.letsencrypt.org/acme/acct/496268470" 200 PTR router.alt.m-labs.hk. 201 PTR stewardship1.alt.m-labs.hk. 202 PTR stewardship2.alt.m-labs.hk. 203 PTR atse.alt.m-labs.hk. 204 PTR nasty-gareth.alt.m-labs.hk. 205 PTR zynq.alt.m-labs.hk.