| sres_a6_record | Aggregated address record for IPv6 (RFC 2874, deprecated) |
| sres_a_record | Address record (RFC 1035) |
| sres_aaaa_record | Address record for IPv6 (RFC 1886) |
| sres_cname_record | Canonic name record (RFC 1035) |
| sres_common | Common part of all DNS records |
| sres_generic | Generic DNS record |
| sres_in6_t | IPv6 address used by sresolv library |
| sres_naptr_record | Naming authority pointer record (RFC 2915) |
| sres_ptr_record | Pointer record (RFC 1035) |
| sres_record | Union of different DNS records |
| sres_sip_tport | For each transport, we have name used by tport module, SRV prefixes used for resolving, and NAPTR service/conversion |
| sres_soa_record | Start of a zone of authority record (RFC 1035) |
| sres_srv_record | Service location record (RFC 2782) |
| sres_sip_s::srs_hint | Hints for this request |
| srs_step | Intermediate steps |
