1# GET-IP.RC 2# 3# Function to get the IP for a specified host. 4# 5# nslookup -query=txt host.example.com (using NSLOOKUP to get SPF record) 6# host -t txt host.example.com (using HOST ditto) 7# 8# Last Updated: 10/14/2016 9 10LOCALBUFFER='NULL' 11 12:0 13* ! LOCALDOMAIN ?? ^(altavista\.com|\ 14 amazon\.com|\ 15 aol\.com|\ 16 apple\.com|\ 17 att\.net|\ 18 attbi\.com|\ 19 cnn\.com|\ 20 comcast\.net|\ 21 cs\.com|\ 22 earthlink\.(com|net)|\ 23 example\.(com|net|org)|\ 24 excite\.com|\ 25 geocities\.com|\ 26 google\.com|\ 27 hinet\.net|\ 28 hotmail\.com|\ 29 macromedia\.com|\ 30 microsoft\.com|\ 31 mindspring\.com|\ 32 msn\.com|\ 33 netscape\.net|\ 34 sonic\.net|\ 35 terra\.es|\ 36 tripod\.com|\ 37 tripod\.co\.[a-z][a-z]|\ 38 w3\.org|\ 39 yahoo\.[a-z][a-z][a-z]?(\.[a-z][a-z])?)$ 40{ LOCALBUFFER=`${SBHOST} ${LOCALHOST} ${SBNAMESRVR}` } 41 42:0 43* ! LOCALBUFFER ?? ^NULL$ 44* ! LOCALBUFFER ?? ^Host.*not found.*$ 45* ! LOCALBUFFER ?? ^.*connection timed out.*$ 46* ! LOCALBUFFER ?? \*\* server can\'t find( ) 47* SBHOST ?? ^nslookup$ 48{ 49 LOCALIP=`${ECHO} "${LOCALBUFFER}" | ${SED} -e 's/[ ]\{1,\}/ /g ; /;; Truncated, retrying in TCP mode./d ; /^Note:.*$/d ; /^Consider using the.*$/d ; /^option to prevent this message.*$/d ; /Server:.*$Address:.*$/d ; /^$/d ; /Non-authoritative answer:.*$/d ; /Name:.*$/d ; s/^Address:[^0-9]*// ' | ${TR} '[\n]' ' ' | ${SED} -e 's/ .*$// ; 2,$d'` 50} 51 52:0 53* ! LOCALBUFFER ?? ^NULL$ 54* ! LOCALBUFFER ?? ^Host.*not found.*$ 55* ! LOCALBUFFER ?? ^.*connection timed out.*$ 56* ! LOCALBUFFER ?? \*\* server can\'t find( ) 57* SBHOST ?? host 58{ 59 LOCALIP=`${ECHO} "${LOCALBUFFER}" | ${SED} -e 's/[ ]\{1,\}/ /g ; /;; Truncated, retrying in TCP mode./d ; /^Using domain server:$/d ; /is a nickname for/d ; /mail is handled/d ; /^Name:/d ; /^Address:/d ; /Aliases:/d ; /^$/d ; /is an alias for/d ; s/^.*has address //' | ${TR} '[\n]' ' ' | ${SED} -e 's/ .*$// ; 2,$d'` 60} 61 62:0 63* LOCALIP ?? ^$ 64{ LOCALIP=000.000.000.000 } 65