DNS Lookup — github.com
Rekordy DNS, konfiguracja poczty (SPF/DMARC/DKIM), propagacja globalna
A+
Ocena email
A
| 140.82.121.3 |
MX
| 0 | github-com.mail.protection.outlook.com. |
NS
| dns1.p08.nsone.net. |
| dns2.p08.nsone.net. |
| dns3.p08.nsone.net. |
| dns4.p08.nsone.net. |
| ns-1283.awsdns-32.org. |
| ns-1707.awsdns-21.co.uk. |
| ns-421.awsdns-52.com. |
| ns-520.awsdns-01.net. |
TXT
| "adobe-idp-site-verification=b92c9e999aef825edc36e0a3d847d2dbad5b2fc0e05c79ddd7a16139b48ecf4b" |
| "MS=ms44452932" |
| "MS=ms58704441" |
| "jamf-site-verification=XtaPNIYghF_e_xRDI8CjgQ" |
| "v=spf1 ip4:192.30.252.0/22 include:spf.protection.outlook.com include:_netblocks.google.com include:_netblocks2.google.com include:mail.zendesk.com include:_spf.salesforce.com include:servers.mcsv.net include:mktomail.com include:sendgrid.net ip4:62.253.2" "27.114 ip4:166.78.69.169 ip4:166.78.69.170 ip4:166.78.71.131 ~all" |
| "00Dd0000000hHE0=1TBKg000000TN2r" |
| "calendly-site-verification=at0DQARi7IZvJtXQAWhMqpmIzpvoBNF7aam5VKKxP" |
| "MS=6BF03E6AF5CB689E315FB6199603BABF2C88D805" |
| "loom-site-verification=f3787154f1154b7880e720a511ea664d" |
| "docusign=087098e3-3d46-47b7-9b4e-8a23028154cd" |
| "apple-domain-verification=RyQhdzTl6Z6x8ZP4" |
| "google-site-verification=82Le34Flgtd15ojYhHlGF_6g72muSjamlMVThBOJpks" |
| "miro-verification=d2e174fdb00c71e0bcf58f8e58c3da2dd80dcfa9" |
| "facebook-domain-verification=39xu4jzl7roi7x0n93ldkxjiaarx50" |
| "atlassian-domain-verification=jjgw98AKv2aeoYFxiL/VFaoyPkn3undEssTRuMg6C/3Fp/iqhkV4HVV7WjYlVeF8" |
| "TAILSCALE-xOzoDvFUzZr5YYVCQFuD" |
| "krisp-domain-verification=ZlyiK7XLhnaoUQb2hpak1PLY7dFkl1WE" |
| "google-site-verification=UTM-3akMgubp6tQtgEuAkYNYLyYAvpTnnSrDMWoDR3o" |
| "shopify-verification-code=t1YPwcmvnxZyBycaCpk1MPyWoFs72o" |
| "stripe-verification=f88ef17321660a01bab1660454192e014defa29ba7b8de9633c69d6b4912217f" |
SOA
Bezpieczeństwo poczty
| SPF | "v=spf1 ip4:192.30.252.0/22 include:spf.protection.outlook.com include:_netblocks.google.com include:_netblocks2.google.com include:mail.zendesk.com include:_spf.salesforce.com include:servers.mcsv.net include:mktomail.com include:sendgrid.net ip4:62.253.2" "27.114 ip4:166.78.69.169 ip4:166.78.69.170 ip4:166.78.71.131 ~all" |
| DMARC | "v=DMARC1; p=quarantine; sp=reject; pct=100; rua=mailto:dmarc@github.com; ruf=mailto:dmarc@github.com; fo=1" |
| DKIM | google"v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAj6T5sl/RwdSqGoYWaWaFbS2UAeyPrEmd0gogocmRfS441qwR8/0KB81Hw89P0l4YiFRrXYk7NVIGfyCRHAYYZUzCkGeOysI2EjgzLFhd/NEsbRzOEc/kWkK/RO6JFq/5lOn6M9AZw/ap9tds4JG9ApgNNdSpPxp9DmvpsOSgNMVflRxQFrk3kdS4RNAPKu/" "OPoA7dlR/A/pECryjRoYgENtDXzdnK70HgCekems6UDzxDj61cjyoKoXtEMF/QsaHEQ1Gjfv014rDJBsubk/kT5VqHkWHa/ia68Z5r228Ety/wFfQNjXTx/J7KGZ9GkZlKED659eiJcLnWcKDSiQlhwIDAQAB" |
| DKIM | selector1"v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCxZC/z2cK+2s1f/ktzSDSeFzkfIHrjwtGFsfKMAYvKaXjPVNzKykpbXBkX5nB7dVUTFttda7aROr2iSrIseQ27Ui+4rUZVzgFanE8RaXhYM9n5wPKNv8GtLJk7JgcsYZ7ErgID4uW2sEYyV/dnRYw6rDzOaeRKkKELTUfJI5ebLQIDAQAB;" |
| DKIM | k1"k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUoNyIR4Bn84LVcfZE20rmDeXQblIupNWBqLXM1Q+VieI/eZu/7k9/vOkLSaQQdml4Cv8lb3PcnluMVIhQIDAQAB;" |
Propagacja A dla github.com — 17/20 resolverów17 ✓
OdpowiadaBrak odpowiedzi
Co to są rekordy DNS?
System DNS (Domain Name System) tłumaczy nazwy domen na adresy IP. Rekord A wskazuje adres IPv4, AAAA — IPv6. Rekord MX wskazuje serwery pocztowe, NS — serwery nazw (nameservery).
SPF, DMARC i DKIM to rekordy TXT chroniące przed spoofingiem poczty. Brak któregokolwiek zwiększa ryzyko, że e-maile z domeny trafią do spamu.