{
  "input": "fdfd::/21",
  "version": 6,
  "address": "fdfd::",
  "cidr": "fdfd::/21",
  "network": "fdfd::",
  "netmask": "ffff:f800::",
  "wildcard": "0:7ff:ffff:ffff:ffff:ffff:ffff:ffff",
  "broadcast": null,
  "prefix_length": 21,
  "max_prefix": 128,
  "host_bits": 107,
  "num_addresses": 162259276829213363391578010288128,
  "num_addresses_short": "2^107",
  "usable_hosts": 162259276829213363391578010288128,
  "usable_hosts_short": "2^107",
  "host_min": "fdfd::",
  "host_max": "fdfd:7ff:ffff:ffff:ffff:ffff:ffff:ffff",
  "host_index": 0,
  "network_binary": "1111110111111101:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000",
  "netmask_binary": "1111111111111111:1111100000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000",
  "address_binary": "1111110111111101:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000:0000000000000000",
  "address_int": 337608334038793027234681401822219862016,
  "address_hex": "0xFDFD0000000000000000000000000000",
  "exploded": "fdfd:0000:0000:0000:0000:0000:0000:0000",
  "compressed": "fdfd::",
  "ip_class": null,
  "block_label": "Уникальные локальные (ULA)",
  "rfc": "RFC 4193",
  "tags": [
    "private"
  ],
  "tag_labels": [
    "не маршрутизируется в интернете"
  ],
  "is_private": true,
  "is_global": false,
  "is_multicast": false,
  "is_loopback": false,
  "ptr_record": "0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.d.f.d.f.ip6.arpa",
  "ptr_zone": null,
  "prev_network": "fdfc:f800::/21",
  "next_network": "fdfd:800::/21",
  "supernet": "fdfd::/20",
  "subnet_halves": [
    "fdfd::/22",
    "fdfd:400::/22"
  ],
  "ipv4_mapped": null,
  "ipv6_mapped": null,
  "eui64_hint": null
}