Added E-mail verifier tool

Golang/Email-Verifier/go.mod

@@ -0,0 +1,11 @@
+module github.com/Email-Verifier
+
+go 1.18
+
+require (
+	github.com/AfterShip/email-verifier v1.3.0 // indirect
+	github.com/hbollon/go-edlib v1.6.0 // indirect
+	golang.org/x/net v0.0.0-20220412020605-290c469a71a5 // indirect
+	golang.org/x/text v0.3.7 // indirect
+	h12.io/socks v1.0.3 // indirect
+)

Golang/Email-Verifier/go.sum

@@ -0,0 +1,38 @@
+github.com/AfterShip/email-verifier v1.3.0 h1:RhRLm3v2Iui5ZmWg6e+Q0xQU2Bai3mgINkY2t2p9u0g=
+github.com/AfterShip/email-verifier v1.3.0/go.mod h1:XeRhBrlxgnon6zOZ05EBNNanuxSy5uXl22RRBd5Jcug=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/h12w/go-socks5 v0.0.0-20200522160539-76189e178364/go.mod h1:eDJQioIyy4Yn3MVivT7rv/39gAJTrA7lgmYr8EW950c=
+github.com/h2non/parth v0.0.0-20190131123155-b4df798d6542/go.mod h1:Ow0tF8D4Kplbc8s8sSb3V2oUCygFHVp8gC3Dn6U4MNI=
+github.com/hbollon/go-edlib v1.4.0/go.mod h1:wnt6o6EIVEzUfgbUZY7BerzQ2uvzp354qmS2xaLkrhM=
+github.com/hbollon/go-edlib v1.6.0 h1:ga7AwwVIvP8mHm9GsPueC0d71cfRU/52hmPJ7Tprv4E=
+github.com/hbollon/go-edlib v1.6.0/go.mod h1:wnt6o6EIVEzUfgbUZY7BerzQ2uvzp354qmS2xaLkrhM=
+github.com/julienschmidt/httprouter v1.3.0/go.mod h1:JR6WtHb+2LUe8TCKY3cZOxFyyO8IZAc4RVcycCCAKdM=
+github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
+github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
+github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
+github.com/nbio/st v0.0.0-20140626010706-e9e8d9816f32/go.mod h1:9wM+0iRr9ahx58uYLpLIr5fm8diHn0JbqRycJi6w0Ms=
+github.com/phayes/freeport v0.0.0-20180830031419-95f893ade6f2/go.mod h1:iIss55rKnNBTvrwdmkUpLnDpZoAHvWaiq5+iMmen4AE=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
+golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
+golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
+golang.org/x/net v0.0.0-20201207224615-747e23833adb/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
+golang.org/x/net v0.0.0-20220412020605-290c469a71a5 h1:bRb386wvrE+oBNdF1d/Xh9mQrfQ4ecYhW5qJ5GvTGT4=
+golang.org/x/net v0.0.0-20220412020605-290c469a71a5/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
+golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk=
+golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/h2non/gock.v1 v1.1.2/go.mod h1:n7UGz/ckNChHiK05rDoiC4MYSunEC/lyaUm2WWaDva0=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+h12.io/socks v1.0.3 h1:Ka3qaQewws4j4/eDQnOdpr4wXsC//dXtWvftlIcCQUo=
+h12.io/socks v1.0.3/go.mod h1:AIhxy1jOId/XCz9BO+EIgNL2rQiPTBNnOfnVnQ+3Eck=

Golang/Email-Verifier/main.go

@@ -0,0 +1,89 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"log"
+	"net"
+	"os"
+	"strings"
+)
+
+func main() {
+
+	domain_sc := bufio.NewScanner(os.Stdin)
+	fmt.Println("*-------------------*")
+	fmt.Println("E-MAIL LOOKUP TOOL:")
+	fmt.Println("*-------------------*")
+	fmt.Printf("Enter domain:")
+
+	for domain_sc.Scan() {
+		checkDomain(domain_sc.Text())
+	}
+
+	if err := domain_sc.Err(); err != nil {
+		log.Fatal("!!!Error in input!!! %v\n", err)
+	}
+}
+
+func checkDomain(domain string) {
+
+	var hasMX, hasSPF, hasDMARC bool
+	var spfRecord, dmarcRecord, mxrecord string
+
+	mxRecords, err := net.LookupMX(domain)
+
+	if err != nil {
+		log.Printf("!!!Error!!! %v\n", err)
+	}
+
+	if len(mxRecords) > 0 {
+		hasMX = true
+	}
+
+	txtRecords, err := net.LookupTXT(domain)
+
+	if err != nil {
+		log.Printf("Error:%v\n", err)
+	}
+
+	for _, record := range txtRecords {
+		if strings.HasPrefix(record, "v=spf1") {
+			hasSPF = true
+			spfRecord = record
+			break
+		}
+	}
+
+	mxrecords, _ := net.LookupMX(domain)
+	for _, mx := range mxrecords {
+		mxrecord = mx.Host
+	}
+
+	dmarcRecords, err := net.LookupTXT("_dmarc." + domain)
+	if err != nil {
+		log.Printf("ErrorL%v\n", err)
+	}
+
+	for _, record := range dmarcRecords {
+		if strings.HasPrefix(record, "v=DMARC1") {
+			hasDMARC = true
+			dmarcRecord = record
+			break
+		}
+	}
+	fmt.Println("------------")
+	fmt.Println("E-MAIL INFO:")
+	fmt.Println("------------")
+	fmt.Println(" ")
+
+	fmt.Println("********BEGIN********")
+	fmt.Println(" ")
+
+	fmt.Printf("| Domain: %v | \n| MX_Status: %v | \n| MX_Record: %v | \n| SPF_Status: %v | \n|SPF Record: %v | \n|DMARC_Status: %v | \n|DMARC Record: %v |", domain, hasMX, mxrecord, hasSPF, spfRecord, hasDMARC, dmarcRecord)
+	fmt.Println(" ")
+	fmt.Println(" ")
+
+	fmt.Println("*****END OF INFO*****")
+	os.Exit(0)
+}