<table>
  <tr>
    <td>previous</td>
    <td>now</td>
  </tr>
  <tr>
    <td>GET /swagger.json</td>
    <td>GET /openapi/v2
Accept: application/json</td>
  </tr>
  <tr>
    <td>GET /swagger-2.0.0.pb-v1</td>
    <td>GET /openapi/v2
Accept: application/com.github.proto-openapi.spec.v2@v1.0+protobuf</td>
  </tr>
  <tr>
    <td>GET /swagger-2.0.0.pb-v1.gz</td>

// http://www.sispa.org.sz/
sz
co.sz
ac.sz
org.sz

// tc : https://www.iana.org/domains/root/db/tc.html
tc

// td : https://www.iana.org/domains/root/db/td.html
td

// tel: https://www.iana.org/domains/root/db/tel.html
// http://www.telnic.org/
tel

// tf : https://www.afnic.fr/wp-media/uploads/2022/12/afnic-naming-policy-2023-01-01.pdf
tf