IPv4 Addresses
gitthub.com. 300 IN A 104.21.58.165 gitthub.com. 300 IN A 172.67.161.213
IPv6 Addresses
gitthub.com. 300 IN AAAA 2606:4700:3030:0:0:0:6815:3AA5 gitthub.com. 300 IN AAAA 2606:4700:3036:0:0:0:AC43:A1D5
Name Servers
gitthub.com. 1200 IN NS aspen.ns.cloudflare.com. gitthub.com. 1200 IN NS gordon.ns.cloudflare.com.
Mail Servers
gitthub.com. 300 IN MX 54 route3.mx.cloudflare.net. gitthub.com. 300 IN MX 65 route2.mx.cloudflare.net. gitthub.com. 300 IN MX 85 route1.mx.cloudflare.net.
SOA Details
gitthub.com. 1200 IN SOA aspen.ns.cloudflare.com. dns.cloudflare.com. 2409870015 10000 2400 604800 1800
Certificate Authority Authorization
No CAA records were returned at this registrable domain name. With no CAA policy, any public certificate authority (CA) may issue TLS certificates for names under this zone unless a parent publishes CAA; add issue / issuewild / iodef records to restrict issuance.
DMARC
Organizational policy (p): how receivers treat mail that fails aligned DMARC checks — none (monitor only), quarantine (often junk), or reject (block).
pct: share of mail that gets quarantine/reject; 100 = all failing messages (default).
100Aggregate DMARC reports (ZIP/XML). Optional but recommended for visibility.
Forensic (per-failure) reports. Often omitted for privacy or volume.
gitthub.com. 1200 IN DMARC v=DMARC1; p=none; aspf=r; adkim=r
DKIM
No DKIM TXT with `v=DKIM1` was returned for the selector names we probe automatically.
SPF (Sender Policy Framework)
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | include |
|
||
| ~ Softfail | all |
—
|
|
gitthub.com. 120 IN TXT "v=spf1 include:_spf.mx.cloudflare.net ~all"
MTA-STS
This hostname does not publish an MTA-STS policy (no v=STSv1 TXT at _mta-sts.<name> and/or no policy at https://mta-sts.<name>/.well-known/mta-sts.txt).
Text Content
gitthub.com. 120 IN TXT "google-site-verification=N3VyzB3x-tBj7JvtQznNNADpFBp7RLd3IIbfDBvZF_0"