Domains via CIDRs from bgp.he.net

he.sh

#!/bin/bash
# Dependencies: anew,linux,html2csv
pcsv() {
  column -t -s"," | less -F -S -X -K
}
bgphenet() {
  IPCIDRNAME=$(echo $TARGET | sed 's#/#-#g')
  CMDBASE="google-chrome --dump-dom --disable-gpu --headless --run-all-compositor-stages-before-draw --virtual-time-budget=10000"
  YOJUSTRUNBGPS=$CMDBASE
  YOJUSTRUNBGPS+=" $BGPHENETURL/net/$TARGET#_dns"
  $YOJUSTRUNBGPS | tee "$IPCIDRDIR/bgps-html.tmp" &>/dev/null
  wait
  if [[ -s "$IPCIDRDIR/bgps-html.tmp" ]]; then
    html2csv "$IPCIDRDIR/bgps-html.tmp" | sed 1,3d >"$IPCIDRDIR/bgps-csv.tmp"
    if [[ -s "$IPCIDRDIR/bgps-csv.tmp" ]]; then
      dos2unix "$IPCIDRDIR/bgps-csv.tmp" &>/dev/null
      sed -i 's#,,#,N/A,#g' "$IPCIDRDIR/bgps-csv.tmp"
      sed -i 's#,$#,N/A#g' "$IPCIDRDIR/bgps-csv.tmp"
      grep -v \" "$IPCIDRDIR/bgps-csv.tmp" >"$IPCIDRDIR/bgps-$IPCIDRNAME.csv"
      for yy in $(grep \" "$IPCIDRDIR/bgps-csv.tmp"); do
        IPADDR=$(echo $yy | cut -d, -f1)
        CURRDOMAIN=$(echo $yy | cut -d, -f2)
        RESULT=$(echo $yy | awk -F'"' '{print $2}')
        NUMCOMMAS=$(echo $RESULT | awk -F',' '{print NF-1}')
        echo "$IPADDR,$CURRDOMAIN" | anew -q "$IPCIDRDIR/bgps-$IPCIDRNAME.csv" &>/dev/null
        for ((x = 1; x <= $NUMCOMMAS + 1; x++)); do
          echo $RESULT | awk -F',' "{print \$$x}" | sed "s#^#$IPADDR,#g" | anew -q "$IPCIDRDIR/bgps-$IPCIDRNAME.csv" &>/dev/null
        done
      done
    fi
  fi

  if [[ -s "$IPCIDRDIR/bgps-$IPCIDRNAME.csv" ]]; then
    cat "$IPCIDRDIR/bgps-$IPCIDRNAME.csv" | pcsv
  fi
  if compgen -G $IPCIDRDIR/*.tmp >/dev/null; then
    rm $IPCIDRDIR/*.tmp
  fi
} #happy

howitdone() {
  cat <<EOF
  he.sh, gets domains via cidrs from bgp.he.net
  
  Usage: $(basename "${BASH_SOURCE[0]}") -t TARGET [-h]
    - Example: $(basename "${BASH_SOURCE[0]}") -t 130.36.0.0/16

  Required options:
    -t,  --target   A CIDR
      
  Helpful options:
    -h,  --help     Print this help and exit
    -v,  --verbose  Script Debug

EOF
  exit
}
cleanup() {
  trap - SIGINT SIGTERM ERR EXIT
}
msg() {
  echo >&2 -e "${1-}"
}
die() {
  local msg=$1
  local code=${2-1} # default exit status 1
  msg "$msg"
  exit "$code"
}
parse_params() {
  # default values of variables set from params
  BGPHENETURL='https://bgp.he.net'
  IPCIDRDIR=$(pwd)
  if [[ "$#" -eq 0 ]]; then
    howitdone
    exit
  fi
  while :; do
    case "${1-}" in
    -h | --help) howitdone ;;
    -v | --verbose) set -x ;;
    -t | --target)
      TARGET="${2-}"
      IPCIDRNAME=$(echo $TARGET | sed 's#/#-#g')
      export IPCIDRNAME TARGET
      shift
      ;;
    -?*) die "Unknown option: $1" ;;
    *) break ;;
    esac
    shift
  done

  args=("$@")

  # check required params and arguments
  [[ -z "${TARGET-}" ]] && die "Missing required parameter: -t | --TARGET"
  return 0
}
parse_params "$@"

bgphenet "$TARGET" "$IPCIDRDIR"